Home

SC 8000 Patient Monitor - Frank`s Hospital Workshop

1. Pin No Signal Pin No Signal RCALIB 1 IBP1 2 REDK 2 IBP2 3 HVPODIDR 3 IBP3 4 VEE 1 4 IBP4 5 LFT LEG 5 P1SWITCHES 6 DET A 6 IBP1 7 DET_K 7 IBP2 8 TB 8 IBP3 9 TCOM 9 IBP4 10 RT_LEG 10 TINJ 11 LFT_ARM 11 CO SW RET 12 RCALRTN 12 PRES RET 13 IRK 13 PRES1 3 14 TA 14 PRES2_4 15 VEE_2 15 7R37 16 RT_ARM 16 TBLD ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 84 SC8000 SM apb fm 06 99 kaupp Service Manual SC 8000 Patient Monitor p Figure B 3 Aux1 Aux2 and Aux 3 Connectors refer 3 Aux Connector on SC 8000 5 SC 8000 Analog Output Connector 14 8 refer to Table B 5 Figure B 5 Analog Output Connectors Front Rear to Table B 3 Table B 3 Aux Connectors Pinouts Table B 5 Analog Output Connectors Pinouts Aux Analog Out Pin No Signal Pino Signal 1 TX SIND 2 2 Hd Audio Out 3 TX 3 Hd Audio Rtn 4 TRX e 5 Gnd 5 Diag TxD 6 PWR 6 Chan2 Rtn 7 RX 7 Chan2 Analg 8 Hd Audio Det 4 SC 8000 Network Connector 9 AGND 10 AGND 11 boli 12 Chan1 Anlg 13 Chan1 Rtn 14 Diag RxD Figure B 4 Network Connector Table B 4 Network Connector Pinouts Network Pin No Signal 1 TxD 2 TxD 3 RxD 4 RxD 85 Siemens Medical Systems EM PCS
2. 66 Table 5 1Power On Problems seeeee eene 66 3 1 2 Power On Off Piezo Tone Fails to Sound Luss 66 Table 5 2Power off Alarm Malfunction eee eee eee eee 66 3 1 3 Power Up Sequence Fails to Complete Properly 67 Table 5 3Power up Process Malfunction 00000 2c e eee eee 67 3 1 4 Monitor fails to opeate on battery power 00 eee eee eens 67 4 Rotary Knob Malfunction 0000s 67 Table 5 4Power up Process Malfunction 24 eee eee eee 67 Table 5 5Rotary Knob Malfunction 2 00 eee es 67 5 Fan Rigen to Qaa A qu dey Pu dade Ghose Edus PP PI PP NE MA HEN TS 68 6 VGA Display Malfunction 442G paawa GAGA hahaha 68 7 Fixed Key Fails to Function 2 22 424c2dioru maio hx RR ERR EGRE seed desea ERR 68 8 Isolating Cable Malfunctions eeeeeeseeeeeee eee eens 68 Table 5 6Fan Malfunction 0 000 e eee ees 68 Table 5 7VGA Display Malfunction 0 000 c eee es 68 Table 5 8Fixed Key Malfunction 000 cece cece eee eee eens 68 9 Visible or Audible Alarm Reporting Failure 0 00000 2c eee ann 69 Table 5 9Alarm Malfunctions 000 c cece eee eee ees 69 10MultiMed POD Parameter Signal Problems leere 70 Table 5 10Parameter Signal Problems ccc eee eee ee eee ees 70 viii S
3. 41 2 13 2 Removing MIB 1 amp 2 Option 0 eee 41 2 13 3 Removing Adv Comm Option Subassembly 41 Figure 3 9 Removing Installing Adv Comm Option PC board 42 2 13 4 Installing Adv Comm Option Subassembly uuus 43 2 13 5 Installing MIB 182 Option 4 eee 44 2 13 6 Closing Adv Comm Option Subassembly L Ls 44 PAL GUN ualde APA AA PA UC RERO EC ACRIOR OCA d e 44 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers V SC8000 fm 09 98 kaupp Service Manual SC 8000 Patient Monitor Chapter 4 Functional Verification and Calibration sss 47 1 IintrodacHON AA AA C E ORA 47 2 Recommended Tools and Test Equipment 4 44 eee eee eee 47 Table 4 1Recommended Tools and Test Equipment 48 3 Power Circuits and StartUp uus esca ska CORR GREG RE ROCOUAC card ee GA ARABO RC ee 49 41 Paus ON OFF ous exi Qe ra RECURSO COR ROCA OP CROCO ORC RC C d aa 49 12 Power Up Seguent i 2izusazokascaskckasacALukera be ma R3ruekz uia Ris dd 49 A Hoy KO osea DRAG ES her es Ge AANI GAEL VEA RAGEAS SR DADANG T E MURS 49 B PEDAL acci ce oS bho ea d eVECIEI Saad edel AA A Geo eens 49 OFAR yS cic coarse AA HE 49 BI ib Bi ROY AA dd ERE REACH PAA PPO PE 50 BE Main Sereen BEER eco iS RA EAGRERAqVMEAYATAS VALER HORA YER CAREER 50 B 3 Alarm Silence Key ouoouoraelesa kadW ia EuRsRRERe S ARRRAR
4. 80 Table A 1Basic SC 8000 Monitor Replaceable Parts Subassemblies 80 Figure A 2 Front Bezel Subassembly and Top Cover 81 Table A 2Front Bezel Subass y and Top Cover Replaceable Parts Subassemblies 81 Figure A 3 Adv Comm and MIB 1 amp 2 Options llle 82 Table A 3Adv Comm and MIB 1 amp 2 Options Replaceable Parts Subassemblies 82 Appendix B Connector Cable Pinouts 222 2 es 83 Figure B 1 Front Panel Connectors shown for Monitor w 2VEO software installed 83 Figure B 2 Rear Panel Connectors w o Adv Comm Option installed 83 Figure B 3 Rear Panel Connectors w Adv Comm Option Installed 83 1 MultiMed Pod Cable Connector on SC 8000 llslslllees 84 Figure B 1 MultiMed Pod Cable Connector llllls selle 84 Table B 1MultiMed Pod Cable Connector Pinouts sLs 84 2 HemoMed Pod Cable Connector on SC 8000 2 22 aa 84 Figure B 2 HemoMed Pod Cable Connector sess 84 Table B 2HemoMed Pod Cable Connector Pinouts 0 eee eee 84 3 Aux Connector on SC 8000 eeeeeeeeeeeee nnne nn 85 Figure B 3 Aux1 Aux2 and Aux 3 Connectors refer to Table B 3 85 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers ix SC8000 fm 09 98 kaupp Service Manual SC 8000 Patient Monitor 4 SC 8000 Network Co
5. HemoMet Front Enc Cartridge etCQ Interface Cartridge Pod Com Isolation Pod 1 Pod Com Isolation Pod2 16 bit Samples Figure 2 5 POD Communications 6 POD COM Subsystem 6 1 Overview A pod is a front end device that acquires data for a particular set of parameters A pod may contain a processor and return preprocessed data or it may provide raw A D samples Refer to Figure 2 5 Data acquisition of the monitor is controlled by several DMA controllers that operate on circular buffers residing in common memory on the FRONT END bus There are four channels each allocated a 16 bit transmit buffer and a 16 bit receive buffer It takes four 32 bit transfers to update one location in every buffer since each access consists of high and low data from different channels The transmit buffer tells the pod either what sample to take or to change a control setting The receive buffer contains a d samples and status information from the pod A control register in the FPGA sets a mux to the DSP s communication port and connects the selected pod com channel 12 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Power Supply Battery On Off V Buss 3 3V Computer Section 5 0V MultiMed Power 12VDC 12V 40V Enable HemoMed Switches Power Battery Battery
6. MANCHESTER w y ETSAN opo rao ANO 2 E E mm WC eI axons BA n psal 3 gt ai IL summon i ag i d MUX lt x n 4 sv MONTOR TEMPERATURE SENSORS Mm OFFSET ome mal SR BLOOD TEMP 1 pa resi ut Dru a gt EDWARDS FIXED GAIN OF 20 noun gt E EA A Figure 2 15HEMO 2 4 POD Functional Block Diagram Transducer connect sensor Host MUX Figure 2 16IBP Functional Block Diagram 13 2 1 Temperature Each of two thermistors is connected to a functional block that consists of a precision resistor network to partially linearize the voltage verses temperature transfer curve of the thermistor This functional block also consists of means for filtering RF noise and limiting the voltage swing A 4 5 Volt reference is connected to power each linearization network A multiplexer selects one of the two temperatures or one of the two calibration points and connects the voltage to the input of a fixed gain amplifier The two calibration points are used to correct gain and offset errors in the amplifier circuits An offset is added to center the signal within the dynamic range of the A D converter The signal is then further multiplexed with two power supply ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 27 SC8000 SM c2 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 13 2 2 Cardiac Output 13 2 3 EEPROM Storage 13 2 4 LCD and P
7. TSS SOLNA 46 8 98 66 62 TSS DANVERS 978 907 7546 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers SC8000 SM c5 fm 09 99 kaupp 77 Service Manual SC 8000 Patient Monitor This page intentionally blank 78 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp Appendix A Replacement Parts Refer to the Figures and corresponding Tables in this appendix for a listing of replacement subassemblies and components The lists contain all information available as of the publication date of this Manual Field experience and technological development however may require future modifications Subsequent changes may be published as a supplement as well as posted on the Siemens Intranet Med UPTIME Services Online Service Support http www td med siemens de under Product Information EM Systems PCS ASK T898 02 7600 Siemens Medical Systems EM PCS Danvers 79 apoloapa sm 07 98 kaupp Service Manual SC 8000 Patient Monitor Figure A 1 Basic SC 8000 Monitor Top Cover Removed Table A 1 Basic SC 8000 Monitor Replaceable Parts Subassemblies jen Description Micra ed 1 Battery 59 43 563 E549U 2 Connector I O PCB 57 37 577 E549U 3 NBP Pump Subassembly 59 43 571 E549U 4 NBP Air Intake Filter 28 66 726 E516U 5 Speaker Subassembly 51 94 365 E522U 6 Power Supply 57 38 450 B3305 7 Pow
8. In North and South America Siemens Medical Systems Inc EM PCS Technical Support and Services 16 Electronics Avenue Danvers MA 01923 USA Tel 978 907 7500 FAX 978 907 7546 ASK T924 02 7600 SC8000 SM bkcvr fm 06 99 kaupp In Europe Asia Africa Australia and New Zealand Siemens Elema AB EM Technical Support and Services 171 95 Solna Sweden Tel Int 46 8 730 7641 FAX Int 46 8 986 662 Siemens Medical Systems EM PCS Danvers SC 8000 Patient Monitor Service Manual ASK T924 02 7600 Order No 59 54 529 E549U E331 E549U 719 10 01 02 Siemens Elema AB 1999 Electromedical Systems Division All rights reserved No part of this publication may be Printed in U S A reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior permission of the copyright owner in writing TU 0999 0 25 Subject to alterations without prior notice 1st English CD ROM September 1999 Issued by Siemens Medical Systems EM PCS 16 Electronics Ave Danvers MA 02193 U S A
9. Recorder power LED illuminated Recorder malfunction Interconnecting cable or connection With an ECG waveform on Monitor display provided by patient simulator press Record key f Recorder Not Connected message appears in the message field go to step 3 MANUNCEOA Press Zoom key and select Event Recall After Connector I O PCB 20 sec BED TIMED strip should appear on malfunction display If BED TIMED strip fails to appear replace Connector I O PCB and go to step 7 Otherwise continue Main Processor PCB malfunction 3 If problem persists and Recorder Cable Art No 4318130E530U is installed replace Recorder cable and go to step 5 4 If problem persists replace Recorder Interface Plate 5 If problem persists replace Recorder 6 If problem persists replace Connector I O PCB 7 If problem persists replace Main Processor PCB Subassembly 8 If problem persists contact TSS in Solna or Danvers 14 Patient Related Data Not Retained or Monitor Fails to Compute Trends 1 Replace Main Processor PCB Subassembly 2 If problem persists contact TSS in Solna or in Danvers 15Software Loading Problems For problems concerning software downloads refer to software installation instructions for version of software you are attempting to install 16Difficulty acquiring export protocol data This problem is usually caused by an incorrect connection or communications prot
10. If problem persists replace Main Processor Board Subassembly 80271xxx Network Communications related Try disconnecting 80272xxx reconnecting cable between Monitor and network wallbox Verify proper SW version s installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists replace Main Processor Board Subassembly 80273xxx NIBP related Try disconnecting 80274xxx reconnecting pneumatic tubing If problem persists replace Main Processor Board Subassembly 8027dxxx Network Communications related Try disconnecting 8027exxx reconnecting cable between Monitor and network wallbox Verify proper SW version s installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists replace Main Processor Board Subassembly ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 101 SC8000 SM apc fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any 3 alphanumeric Description Cause Action characters 8027fxxx Software did not Try disabling items 80280xxx allocate enough connected or disabling Auto memory for user s Dual View current setup If error persists replace Main Processor Board Subassembly 80281xxx HEMOPOD HEMOMED related Try disconnecting 80282xxx reconnecting cable 80283xxx If problem persi
11. Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 6 8 Print Screen Key Print Screen key initiates printing a copy of the display on network printer 1 Press Print Screen key twice 2 Verify that message Printer Unavailable Waiting appears in message field at bottom right hand side of display 6 9 NBP Start Stop Key The NBP Start Stop key initiates or terminates the inflation cycle for the non invasive blood pressure monitor function 1 Press Menu key Access Monitor Setup Monitor Options Speaker Volumes and set Attention Tone Volume to 50 2 Press NBP Start Stop key 3 Verify that monitor sounds a tone Cuff must not be plugged into cuff connector 6 10 Zoom Key When a patient is being monitored the Zoom key calls up a 1 hour trend display for a quick overview of patient status 1 Press Zoom key and verify that Fast Access Menu displays 2 Press Main Screen key to return 6 11 Help Key 1 Press Help key and observe that Main Help Menu appears on display 2 Press Main Screen key to clear display 6 12 Mark Key The Mark key inserts parameter values with time and date stamp in the tabular trends Verify that Mark membrane switch is functional as follows 1 Press Menu key and select Review Trend Table 2 Press Mark key and observe that time stamp on HR readout changes from white to green and Mark symbol appears above
12. Subassembly Front Bezel malfunction Connector I O PCB malfunction NBP pump fails to start stop when NBP key on front panel is pressed NBP pump subassembly malfunction Main Processor PCB malfunction If pump fails to start and no error message displays If monitor reporting NBP in fault mode or error 3 If problem persists replace Connector I O PCB 4 If problem persists replace Main Processor PCB If problem persists contact TSS in Solna or Danvers replace Front Bezel Subassembly message displays power cycle monitor Subassembly NBP pump starts but cuff fails to inflate deflate properly Cuff assembly malfunction NBP pneumatic system malfunction Recheck cuff assembly and installation and replace 1f problem persists open monitor and check that 3 If problem persists replace NBP Subassembly 4 If problem persists contact TSS in Solna or Danvers cuff assembly if defective pneumatic tubing to NBP transducer properly routed and not obstructed NBP parameter box fails to appear when cuff hose plugged into NBP module MAIN screen display mode set for Manual Cuff sensor defective or not plugged into Main Processor PCB malfunction Assure MAIN screen display mode set to automatic If parameter box fails to appear remove monitor Connector I O PC Board If problem persists replace Main Processor PCB If problem persists co
13. earth pin resistance measurement ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 63 SC8000 SM c4 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Figure 4 4 Leakage Current Test Setups 2 Verify that resistance between ground stud and earth pin 0 50 Record reading in space provided on functional verification checklist 20 2 Leakage Current 1 Perform leakage current tests with monitor plugged into leakage Tests tester See Figure 4 4 2 Follow leakage tester manufacturer s instructions to measure each of leakage currents given below Enclosure Case Leakage Current Normal Limit 10 pa Open Ground Limit 500 pa at 240 vac or 300 pa at 120 vac Open Ground and Reverse Mains Limit 500 ya at 240 vac Or 300 pa at 120 vac Patient Combined Leakage Current Normal Limit 10 ya Open Ground Limit lt 50 ua Leakage with Mains on Patient Leads Limit lt 50 ua 3 Record all values in copy of monitor s functional verification checklist in Appendix D 64 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp Chapter 5 Troubleshooting 1 Introduction Troubleshooting SC 8000 monitors is either a two step or three step process Step 1 Determine whether the trouble is external such as a malfunctioning pod connector or cable or internal Step 2 Do either a or b as appropriate a If external replace malfunctioning item b If internal go
14. Brightness control Backlite illumination 6 Fixed Keys page 49 6 1 ON OFF 6 2 Main Screen 6 3 Alarm Silence 6 4 Alarm Limits 6 5 All Alarms Off 6 6 Code 6 7 Record 6 8 Print Screen 6 9 NBP Start Stop 6 10 Zoom 6 11 Help 6 12 Mark 7 ECG RESP Functions page 51 7 2 Waveforms Digital Readouts Tones 7 3 Pacer Detection 7 4 Lead Off Indicators 7 5 Alarm Function 7 6 Asystole ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers SC8000 SM apd fm 06 99 kaupp V Test Passed 111 Service Manual SC 8000 Patient Monitor 8 SpO2 Function page 53 8 2 Waveforms Digital Readouts Tones 8 3 Pulse Tone Generator 8 4 Limits Alarm 9 Temperature Function page 54 MultiMed POD 9 2 Digital Readout Temp A Temp B 9 3 Temperature Calibration 10Non Invasive Blood Pressure Function page 54 10 2 or 10 3 Calibration OK 10 4 Hardware Overpressure 10 5 Pump 10 6 Interval Mode 10 7 Safety Timer 11etCO2 Function page 57 Sensor Cal Sensor Zero Measured Value w Manual Atm Press Measured Value w AUTO Atm Press 12HemoMed Pod page 58 12 1 Invasive Blood Pressure Function 12 1 2 HEMO Channel A Aux Hemo3 input Monitor Zero Function Monitor Pressure Reading 12 1 2 HEMO Channel A Aux Hemo2 input Monitor Zero Function Monitor Pressure Reading 12 1 2 HEMO POD Channel B 12 1 2 HEMO POD Channel C 12 1 2 HEMO POD Channel D 12 2 Cardiac Output Function Blood temperat
15. Table 2 4 Parameter Sampling Table Parameter of Channels ECG 4 Pace 2 SpO Red 1 SpO IR 1 NBP 1 Resp Temp 2 The pace signal samples are used directly by the DSP to detect pace pulses All other signals are decimated and filtered using digital signal processing to the above specifications Additional filtering is user selectable and invokes additional digital signal processing in the computer section of the board The high oversampling rate is required to minimize the requirements and size of the analog anti alias filters Superior rejection to ESU and other types of interference is achieved with this type of design Pacer pulses may be detectable by software on two lead pairs Bandwidth is set flexibly by software filters Reconfigurable neutral selector can drive any electrode Lead on detection functions with even poor electrodes Calibration voltages can be superimposed on patient wave forms or onto flat baselines See Figure 2 8 Composite electrocardiographic ECG signals generated by the heart and by a pacemaker are filtered to reduce RF interference from impedance respiration and electrosurgery and then injected with dc lead off detection currents Over voltage clamps protect the semiconductors from the surges passing the sparkgaps in the MultiMed Pod and also reduce the dc current applied to the patient due to a component fault 18 Siemens Medical Systems E
16. The FRONT END bus and REMOTE COMM bus have multiple bus masters and common memory to allow exchange between I O devices The REMOTE COMM bus interfaces to the Advanced Comm Option This option includes the main circuit board from the IDS 860 50MHz Processor 32 48 Megabytes sec Processor Bridge Comm Receiver Megabytes sec Comm 7 Transmitter 3 A6 7 MAIN BUS IT pem 32 48 Megabytes sec FRONT END BUS 860 rt i COMM BUS Common Network Processor Memory Adapter Figure 2 1 SC 8000 Bus Structure 2 1 Main Processor Bus ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp The Main processor bus is a 32 bit data bus connecting the MPC860 to its main bank of 16 meg DRAM memory The Program for the monitor is stored in 8 meg Flash memory and uploaded to DRAM during initialization The DRAM is optimized for multiple word transfers allowing efficient cache fills This bus has an optional daughter card connector allowing expansion of the main memory space The graphics controller is connected to this bus to allow high bandwidth access to video memory The bus has a max bandwidth of 40 megbytes sec Siemens Medical Systems EM PCS Danvers 5 Service Manual SC 8000 Patient Monitor 2 2 Front End Bus 2 3 COMM Bus 2 4 Error Handling This bus also has an I O space implemented in an FPGA These functions include audio chart recorder interface keypad and rotary knob interface and EEPROM Th
17. and routing and polarity of battery cable wires See illustration at left Lift battery out of tray If necessary to remove tray remove and save two screws that secure tray to left side of chassis and two screws that secure tray to bulkhead Note Be careful to not damage grounding strap from front panel membrane switch subassembly secured to the bulkhead by one of the tray securing screws If tray was removed be sure to reinstall grounding strap from front panel membrane switch subassembly when reinstalling tray Reverse steps of removal procedure to install battery and tray Power supply in Figure 3 1 on page 30 is located in back right hand corner of chassis and is secured to chassis by four screws through corners of power supply PC board into standoffs on bottom of chassis and bracket on bulkhead Use following procedure to replace Power Supply 1 2 3 6 Open monitor Refer to Section 2 3 Unplug power input connector from P1 on power supply PC board Unplug Connector I O PCB power input connector from P2 on power supply PC board Remove and save screws and nuts securing thermal sensor to power supply heat sink Remove and save Adv Comm Option Subassembly if installed see Section 2 13 on page 39 to access securing screw on bulkhead bracket Remove and save four screws one in each corner of power supply PC board securing board to standoffs on chassis 32 Siemens Medical Systems EM PCS Danve
18. ououeuabkriFERETEQERRAAE RAT EAR REX ORA A RARO RR RR 36 2 8 2 installing Speakir z oseuossusosuemiaX cireres daa 4a ad d EA addi ee 36 29 NBP Subassembly chi rir cdvdv deren ORIG RR idan EAE GR RC RR Rede 36 2 9 1 Removing NBP Subassembly leere 36 2 92 Installing NBP Subassembly lees 37 Figure 3 3 Front Bezel Subassembly 0 ess 37 2 10Front Bezel Subassembly 2 nua ku REA ERAS eR kee ede REA RR A ews 37 2 10 1 Removing Front Bezel Subassembly esulse 37 2 10 2 Installing Front Bezel Subassembly 0 0 00 e eects 38 Figure 3 4 Optical Encoder Subassembly Removal Replacement 38 2 11Replacing Optical Encoder Subassembly Lees 38 Figure 3 5 Removing Front Bezel Language Label 39 2 12Removing Installing Language Label ee eee cere eee ees 39 2 12 1 Removing Existing Label 020 2022 eee 39 2 12 2 Installing Language Label 000 002 eee 39 2 13MIB 1 amp 2 Option and Adv Comm Option Subassemblies 39 2 13 1 Opening Adv Comm Option Subassembly 39 Figure 3 6 Adv Comm and MIB 1 amp 2 Options and Rear Panel 40 Figure 3 7 Comm Option Subass y Cover Removal Installation 40 Figure 3 8 Removing Installing MIB 1 amp 2 Option PC board
19. 8000 Patient Monitor 2 3 4 5 Carefully remove pneumatic tubing from cuff connector on front panel Note dress of cables and unplug following connectors from front panel interface board of Connector I O PCB subassembly see Figure 3 2 Rotary switch connector from X15 Speaker connector from X16 Cuff sensor connector from X10 Pump connector from X11 Pump valves connector from X12 Remove four screws securing plastic channel guide in Figure 3 1 on page 30 to front of chassis Carefully pry channel guide up and remove guide from monitor Set guide aside for reinstallation Note The guide also anchors the front panel connectors of the Main Processor PCB to the chassis Remove four Phillips head screws that secure front panel interface board in monitor two to chassis and two to NBP mounting bracket Slide smaller board through bulkhead to provide access to one of two screws that secure NBP mounting bracket to chassis on some hardware revisions or if removing Connector I O PCB subassembly Note Be observant that NBP sensor cable doesn t snag on board Figure 3 2 NBP Pump Subassembly 8 and Speaker 02 with front panel interface board of Connector I O PCB Subassembly fi 34 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 2 6 3 Reinstalling Reverse procedures
20. 88 Tilnput Connector on etCO2 Pod 000 aa mama NGA ARKA c hr sr xard a 89 Figure B 11 Input Connector on etCO2 Pod Refer to Table B 10 89 Table B 10etCO Pod Input Connector Pins llle 89 I2HEMU Pol caesus n wh4i Ras Es RARE RADERRAS AE XR RA dE Rd was P dare EE d dd aes 90 Figure B 12 HEMO Pod Connectors Refer to Table B 11 90 Figure B 13 Press Adapter Input Refer to Table B 12 Lss 90 Table B 11HEMO Pod Connector Signals lllls sells 90 Table B 12PRESS Input Connector eee 90 Appendix C Diagnostic Error Messages llle 91 1 Overview of Diagnostic Messages 0 cece eee ere 91 Table C 1Diagnostic Log Codes 0 cee eee 91 Appendix D Functional Verification Checklist aaan anaana 111 Clinical Site Report 114 Appendix E Service Setup Instructions 0 0 0 00 cc es 115 X Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM fm 09 99 kaupp Chapter 1 General Information 1 Overview 2 Introduction 3 Related Documentation 4 Cleaning 5 Technical Data 6 Brief Operating Instructions 6 1 SC 8000 Monitor Controls ASK T924 02 7600 SC8000 SM c1 fm 06 99 kaupp Although similar to an SC 7000 or SC 9000XL monitor in user interface and monitoring capabilities the SC 8000 has been designed to support applications that require a lar
21. Basic SC 8000 Patient Monitor shown w o Adv Comm and MIB 1 amp 2 Options see Figure 3 6 amp G amp 9 amp e GO OQ 9 9 6 eqmG0o Front Bezel Subassembly Channel Guide Main Processor PCB Subassembly Power Supply Subassembly Optical Encoder Subassembly Rotary Knob NBP Pump Subassembly also Figure 3 2 on page 34 Battery Battery Tray Connector I O PCB Subassembly 2 boards connected by flex cable Speaker Subassembly also Figure 3 2 on page 34 Rear Panel w o installed Adv Comm and MIB 1 amp 2 Options Fan Language Label Top Cover Blank Cover if Adv Comm and MIB 1 amp 2 Options not installed 30 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Warning After monitor has been opened and then reassembled always functionally verify proper operation of monitor functions as detailed in Chap 4 before returning monitor to clinical service 2 1 Rotary Knob The rotary knob is press fitted onto the metal shaft of the optical encoder subassembly and is the only component on the SC 8000 monitor that can be replaced without removing any other components of the monitor It must be removed very carefully if it is to be reinstalled 1 To remove the knob grip it very firmly with vise grips or a similar tool and pull it straight out and off of the metal shaft Avoid turning knob Note Placing a piece of cloth aroun
22. Card The configuration stored in the Data Card can then be used to setup other monitors 1 With no Data Card inserted adjust settings for monitor exactly as required by customer 2 Review configuration with appropriate customer personnel before proceeding 3 Press Menu key and select Save Restore Save Setup 4 Enter clinical password 375 and select Accept 5 Wait for message New Setup Saved 6 Repeat steps 1 through 5 for optional setups as required and select Rename Setup in Biomed menu to name each setup in accordance with site requirements 7 With MAIN screen displayed on monitor insert and firmly seat Data Card into memory slot Siemens Medical Systems EM PCS Danvers 3 Service Manual SC 8000 Patient Monitor 9 5 Diagnostic Log Upload Procedure Note The card can be fully inserted in only one orientation because of keyed channels on the end of the card and can be damaged if forced into the slot Insert the card firmly but do NOT attempt to force the card Be sure that Write Protect on the card is OFF 8 Press Menu key and select Monitor Setup Biomed Service 9 Enter Service password 4712 and select Accept 10 Select More Copy Setups to Card 11 Select Copy All 12 Wait for message Memory Card Tansfer Complete Then press Main Screen key and remove Data Card from monitor Insert card into next monitor to be identically configured Press Menu key and select
23. Charger NBP Pump Pod Com Backlight NBP Valves Recorder Power Status Control Conversion Main Processor ASIC Figure 2 6 Power Conversion 6 2 Outputs 6 3 Error Handling 7 Power Conversion 74 Power Control 7 1 1 Power Buss 7 1 2 Control and Load Sequencing ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp The pod com subsystem has four channels Channel 1 is dedicated to the two internal front ends the MultiMed and HemoMed Channel 2 is dedicated to the slot on front for etCO This connector does not require patient isolation and has higher power than the pod com connectors Channels 3 and 4 are both used to communicate with external pods They have full patient isolation for both power and data The pod com channels provide error detection by performing CRC checks on data in both directions CRC errors are reported to the front end processor through interrupts Refer to Figure 2 6 Most monitor loads are powered from a DC power buss called VBUSS within the monitor VBUSS powers the 3 3VDC 5 0VDC 12VDC 40VDC and charger power converters VBUSS also powers the external pods cartridge strip recorder and backlight The NBP pump and valves as well as the internal multimed and hemomed front ends are powered from the regulated 12V supply The switching of the VBUSS power inputs and the power converters is managed by the power supply gate array This gate array controls the power on and power
24. Danvers ASK T924 02 7600 SC8000 SM apb fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 6 MultiMed 12 Pod Aux SpO ECG Figure B 6 MultiMed 12 Pod Refer to Table B 6 Table B 6 MultiMed 12 Pod Connector Pinouts Aux SPO2 ECG Pin No Signal Pin No Signal Pins 1 3 5 7 9 11 13 15 17 19 21 SHGND 1 1 DETA PinNo IEC t IEC 2 Signals Pin No IEC 1 IEC 2 Signals 2 2 DETKSH 2 IL LA 14 C6 V6 3 3 ING 4 F LL 16 C5 V5 4 4 REDK 6 R RA 18 C4 V4 5 5 RCALRTN 8 C Ct VON 1 20 C3 V3 6 6 RCALIB 10 N RL 22 G2 V2 7 7 IRK 12 C V 7 SC 8000 RS 232 Keypad Input Alarm Out Connector 7 1 14 8 Figure B 7 RS 232 Keypad Input Alarm Out Connector see Table B 7 Table B 7 RS 232 Keypad Input Alarm Out Connector Pinouts RS 232 Keypad Input Alarm Out Pin No Signal Pin No Signal 1 GND 8 COM 1 RXD 2 COM 1 TXD 9 ALRM OUT L 3 REM PWR 10 GND 4 MC800TL 11 COM2 RXD 5 COM2 TXD 12 SER D IN 6 SER D OUT 13 SER CLK 7 SER FSL 14 GND 86 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM ape fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 8 Remote Alarm Cable SIEMENS Figure B 8 Remote Alarm Cable Unte
25. Figure 2 2 SC 8000 Block Diagram 04 7 r3 ji AAP AA AA AA 7 21 Cooling System AA AAAAAA rE aa Ta RS Ea 8 dA Np rie o MT 8 3 3 Non volatile Memory Battery Backup and Power Reset 8 3 4 MPC 860 Communication Channels leeren 8 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers i SC8000 fm 09 98 kaupp Service Manual SC 8000 Patient Monitor CA NE mre rr xr 8 3 5 1 Local Fixed Keys Interface 22 c eee 8 3 5 2 Rotary Knob Interface 22 eere 8 245 3 FastAnalog Output Lissuanseke du RE BAGBAG RA AC CIC RACE CR OY RR 9 3 5 4 HiFi Audible Alarm Interface 2 2 9 355 LED Status We Leid bas a 4ESTORERRPRATARRTARIGRRRSQCPAWRS ew KGG PA 9 35 5 ORS Sync Out Interface 2 occ cic dices seinestaieciweisieeweiwavence va 9 3 5 7 Local Alarm Out interfaca cascki cides ceree res RARYA AGORA ERROR REOR ena 9 3 6 Recorder Intermace 2 22 oceccae uu ar pridie RUE XR RUE NAGA US OE EUER dod are dos 9 47 BEIM EEPROMS wk NG NAG NAKADAGAN WG PRAGUE NAG EA ERRERQPIIEGC CEP BA E RARTAPZASES 9 Figure 2 3 Graphics Subsystem e eeeeeee eres 10 4 Graphics Subsystem 6 bsbco Gener Ged ees aso REOR eA KAWA KA odo BADA KGG KAGAO 10 2 1 OVEPIEW 15543 6x43 oren er VA X3 xd ry aO VIGOR desc d RV dA E AT 10 4 2 Functional Description 2 2222 duse mau ku m qe kir RR RUE UR UR NA RR RR RR ANAN 10 a kC BR core dw EFCRERRENXSTEREATERTARGAaQSSE ES RULES RE NT
26. Functional Description ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp The piezo alarm activates at power up power down and if a software watchdog is activated At turn on the software shuts the piezo off after two seconds The piezo functions are as indicated in Table 2 3 Table 2 3 Piezo Alarm Cause Duration Turn on 2 seconds Turn off s4 seconds 10 seconds Processor watchdog Continous until sucessful reboot 5V Undervoltage gt 4 seconds lt 10 seconds 3 3V Undervoltage gt 4 seconds lt 10 seconds Reverse polarity protection for the battery and the main power input are provided by shunt diodes and fuses on the connector board There is also a fuse in series with the battery harness 5V 3 3V and 12V supplies are provided with overvoltage protection The battery has a temperature sensor on the Connector I O PC board that is used to disable charge or discharge of the battery if the temperature is excessive A temperature sensor in the power supply section of the main board shuts down the power system if the board temperature is excessive All power converters are fused to limit fault currents External pod current limit circuits are implemented as follows When an overload occurs the load is switched off after the 0 2 second overload timeout A retry occurs after 5 seconds The following specifications indicate the design limits of the power system and do not relate to a pr
27. Monitor Service Manual 11Input Connector on etCO2 Pod ASK T924 02 7600 SC8000 SM apb fm 06 99 kaupp Figure B 11 Input Connector on etCO2 Pod Refer to Table B 10 Table B 10 etCO Pod Input Connector Pins Pin No Signal 1 SRC 2 SRC 3 EE CS 4 REF IN 5 CASE HTR 6 DATA IN 7 EE SK 8 HTR RTN 9 EE DOUT 10 45V 11 EE DIN 12 SPAN SW 13 SRC SHLD 14 ZERO SW 15 CASE THRM 16 DET HTR 17 DET THRM 18 12V 19 12V 20 AGND Siemens Medical Systems EM PCS Danvers 89 Service Manual SC 8000 Patient Monitor 12HEMO Pod ea eG ACC O aa o ato GOO 5 090 Ceo Pressure Front End Interface Connector Temp A C O Temp B IBP SC 8000 Figure B 12HEMO Pod Connectors Refer to Table B 11 Table B 11 HEMO Pod Connector Signals Pin No PRESSURE FRONT END INTERFACE Temp A C O Temp B IBP SC 8000 1 SIG P1 TEMP 1 TEMP 2 CNTRLH 2 GND GND 3 GND GND GND CNTRLL 4 EXCIT P1 GND 7R37 DATH 5 EXCIT P2 GND TBLD VDCRTN 6 GND GND TINJ VDC 7 GND GND GND DATL 8 SIG P2 9 SIG P1 10 GND 11 EXCIT P1 12 GND 183 EXCIT P2 14 GND 15 SIG P2 Figure B 13 Press Adapter Input Refer to Table B 12 Table B 12 PRESS Input Connector Pin No A B C D Pin No JA B C D 1 EXCIT 6 SIGNAL
28. Open circuits and short circuits manifest themselves as a loss of signal Software in the Monitor senses the loss and generates an error message such as ECG Leads Off and SpO2 Transparent Typically short circuits result in software resets An intermittent condition manifests itself as noise on the signal The source of the noise can often be isolated by removing the signal and shorting the input s to the cable Then flex along the cable particularly at connectors while watching for noise indications on the monitor display 9 Visible or Audible Alarm Reporting Failure Table 5 9 Alarm Malfunctions Symptom s Possible Cause s Troubleshooting and Remedial Action Audible Alarm O K but Visible Alarm Fails Software problem Try reinstalling software If problem persists contact TSS in Solna or Danvers Visible Alarm O K but Audible Alarm Fails Speaker malfunction Connector I O PCB malfunction Main Processor PCB malfunction Power cycle monitor and listen for tone after icon appears on power up screen not the piezo which sounds before the icon appears If tone fails to sound replace Speaker Subassembly 3 If problem persists replace Connector I O PCB If problem persists replace Main Processor PCB Subassembly 1f problem persists contact TSS in Solna or Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp Siemens M
29. Person Tel No FAX No Int l Code Number Ext Monitoring Unit Care Unit Monitor Serial No Monitor has passed all required tests Siemens Service Representative Name Print Signature Date Clinical Site Representative Name Print Signature Date 114 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apd fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Appendix E Service Setup Instructions 1 Introduction 2 Initial Setup Accessing Service Menu ASK T924 02 7600 SC8000 SM ape fm 06 99 kaupp SC 8000 Monitors are shipped with software installed Certain service password protected functions in the monitor however need to be set for the specific customer site Also if the monitor is to be used in an INFINITY NETWORK environment the monitor needs to be configured to communicate properly in the network ico O FE NGO 10 11 12 13 14 15 16 Note Turn the rotary knob to select a field or menu item or to change the default for a selected item Press in on the knob to access a menu or menu item or to set the new default for a selected item Firmly press ON OFF key in left corner of front panel After the monitor has completed power up sequence as indicated by illumination of New Patient prompt press rotary knob to select Yes and bring up MAIN screen Select Monitor Setup Monitor Options Date amp Time Set Time and Da
30. allow for rapid deflation 10 3 Transducers The measurement pressure transducer is DC coupled to a 16 bit A D converter so that cuff pressure is measured with adequate resolution to detect blood pressure pulses The overpressure transducer has two threshold settings The adult setting is 300 30 mmHg and the nominal neonatal setting is 158 7 mmHg Both transducers share a common manifold and are mounted on the main PC board 10 4 Pneumatic Controls The P1 control provides 3 functions It limits current to the pump when the pump starts to prevent power supply overload It rapidly decelerates the pump when the pump is shut off by applying a low resistance across the motor It provides a closed loop speed control for low speed neonatal operation A relatively high pulse voltage is used to drive V1 and V2 to get quick response This pulse lasts for approximately 2 milliseconds after which time the valve voltage is lowered to a holding value At the end of the valve on time period the valve voltage is allowed to reverse and the energy stored in the solenoid inductance is rapidly released into a relatively high voltage clamp circuit P1 and V2 are supplied by a redundant power switch so that under fault conditions they can be de energized 10 5 Safety timer The software limits measurement time to 119 secs for adult mode 89 secs for neonatal mode and 59 secs for French neonatal mode A safety timer circuit monitors current in P1 a
31. an error tone when a watchdog failure occurs via the piezo alarm Section 7 1 8 The chip is loaded with tone frequency pitch harmonics and volume information by the host processor which controls the duration of the tone The audio DAC converts the received sampled tone data and produces a sampled analog representation of the tone data The local speaker interface also designated as main speaker interface is designed for an 8 ohm speaker load This local speaker interface produces 1 watt of power into an 8 ohm load and has thermal shutdown capability The remote speaker interface is designed to produce a 1Vrms maximum signal into a 1 kohm load and provides an ac coupled output Five LEDs provide information in the present SC 8000 configuration Two are dedicated to the front end processor to the DSP and two to the main processor A QRS sync output is provided The QRS SYNC OUTPUT is an open collector type output driver that is pulled up to 12 volts active HIGH The output is initialized to Gnd on reset or power on This QRS signal is available via an external connector mounted on the main PC board High level 6V min 10KQ load 12 6V no load Low level no QRS 1V 5ma A Local Alarm output is provided This Local Alarm Output is an open collector type output driver that is pulled up to 12 volts The output is initialized to ground 0 volts on reset or power on active HIGH Loopback status is available via a s
32. are both protected with watchdog timers If a timer expires the system initiates a reset and restarts the monitor The power supply is also monitored with a piezo alarm that sounds during power up for test and power down This is to alert the user that the monitor has turned off The piezo is also sounded continuously if the monitor does not reset properly after a watchdog timer has expired and the computer has halted Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Front Panel Controls Chart Recorder Memory Card Front Panel Audio Uart amp Comm Alarm Out Keypad RT Clock Recorder 860 860 Main Processor Front End Processor RAM Memory MultiMed Pod RAM Memory ECG Resp Flash Memory VGA Graphics Co Com Bridge 2181 DSP V O Interface RAM Memory Comm o HEMO4 Possible 12Lead pops tepO EEG I O Interfaces Analog Out QRS Sync Figure 2 2 SC 8000 Block Diagram 3 Main Unit Processor Section Power Conversion Section Front End Section ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp The main unit has been designed as a single board computer used in the SC7000 In addition to the main board there is a connector board that adds the functionality of the SC8000 which is different from the SC7000 These functions include Analog Out buffer
33. by lip on bracket and two threaded studs protruding from bracket under pump subassembly Use following procedure to replace speaker subassembly 1 Remove top cover from monitor 2 Carefully remove pneumatic tubing from cuff connector on front panel 3 Using long nose pliers unplug speaker cable A in Figure 3 2 from X16 on front panel interface board of Connector I O PCB subassembly Note Note orientation of speaker connector on X16 and cable dress 4 Cutty wrap bundling speaker cable to NBP pump cables 5 Remove four screws securing plastic channel guide to front of chassis to free connector on Front Panel Interface board Note The guide also anchors the front panel connectors of the Main Processor PCB to the chassis 6 Carefully pry channel guide up and remove guide from monitor Set guide aside for reinstallation 7 Remove four Phillips head screws that secure front panel interface PC board in monitor two to chassis and two to NBP mounting bracket standoffs 8 Liftinner edge of front panel interface board and use a 5mm nut driver to remove nuts securing speaker housing to studs on NBP mounting bracket 9 Slide speaker out from under NBP pump subassembly Reverse removal procedure to install speaker subassembly Be sure to rebundle and dress cables as noted in step 3 of Section 2 8 1 The NBP Pump Subassembly is housed on a mounting bracket in front of the power supply See 8 in Figure 3 1 on page 30 and in
34. c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 7 6 Asystole 8 SpO Function 8 1 SpO Test Setup 8 2 Waveforms Digital Readouts Tones 8 3 Pulse Tone Generator ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp 5 Verify the following HR parameter field returns to normal color HR returns to 80 Message area continues to report most recent alarm HR 5110 6 Press Alarm Silence fixed key 7 Verify that HR 5 110 ceases to be reported Switch power to simulator OFF Verify that HR parameter field reports ASY Asystole appears in message area at bottom of display and monitor responds with Life Threatening alarm Switch power to simulator ON The SC 8000 monitors oxygen saturation SpO and pulse rate using the spectrophotometric method SpO software is checked on monitor power up and also periodically while the monitor is in operation The SpO parameter box appears when an SpO input is applied to the monitor through the MultiMed POD 1 Access SpO parameter box menu Set parameters as follows e Pulse Tone Source SpO Pulse Tone Volume 1096 Waveform Size 1096 Averaging Normal 2 Do either of the following as appropriate a If using a variable SpO simulator set SpO gt level to 98 and pulse rate to 70 bpm and plug simulator into SpO input adapter cable to MultiMed POD b If using a Nellcor PT 2500 pocket tester or equivalent plug tester into SpO input adapter cabl
35. cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 802bbxxx Try upgrading SW to 802bcxxx currently released version If error persists replace Main Processor Board Subassembly 802bf008 memory partition 2 is 91 percent used Memory utilization Ignore note 802d4002 shutdown not due to user Could be low Monitor was shut If runing monitor on internal battery down without using battery ignore this the user s front panel message Otherwise report switch Usually this condition to customer means that the service monitor was running on internal batteries and ran out of power ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 103 SC8000 SM apc fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 802dfxxx 802e0xxx SPO2 related Try disconnecting reconnecting cable If problem persists try replacing sensor If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 802e701c Powering up the System Power was turned on Ignore 802e701d Indicates that new software was installed No action nessessary 802ef01 1 trends completely cleared new sofware loaded Softw
36. clockwise The change in detent position is detected via a 2 bit quadrature code that changes value every time the rotary knob is moved into a detent position Also included in the rotary knob is a push button switch that is operated by a press release action This switch is used to select menu items on the screen Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 3 5 3 Fast Analog Output 3 5 4 HiFi Audible Alarm Interface 3 5 5 LED Status Interface 3 5 6 QRS Sync Out Interface 3 5 7 Local Alarm Out Interface 3 6 Recorder Interface 3 7 Serial EEPROMS ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp The ANALOG OUT interface consists of two identical channels Each ANALOG OUT channel provides a 12 bit D A function The design uses a dual DAC to produce the D A conversion The sampled analog data is then passed through a 2 pole low pass filter The analog output has a maximum delay of 20ms and can be used for a defibrillator or balloon pump Separate Pacer Spike generation circuits for analog outputs 1 and 2 are provided The Audible alarm interface consists of an FM synthesis and Audio DAC chip set There is also power amplifier drive circuitry for the two speaker interfaces the internal speaker located in the base unit and the speaker located in the remote CRT Circuitry has been included to provide a mechanism for automatically generating
37. disconnecting 8035axxx reconnecting cable between Monitor and network wallbox Verify proper SW version s installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists replace Main Processor Board Subassembly 8035bxxx Serial Interface to Remote Keypad Try disconnecting 8035cxxx related reconnecting keypad If problem persists swap cable with known good keypad If problem persists replace Main Processor Board Subassembly ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 105 SC8000 SM apc fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any Sen alphanumeric Description Cause Action characters 8035dxxx Network Communications related Try disconnecting 8035exxx reconnecting cable between 8036fxxx ati and network wallbox 80370xxx Verify proper SW version s installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists replace Main Processor Board Subassembly 80371xxx MGM related Verify proper SW version s 80372xxx installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists try disconnecting reconnecting cable s between Monitor and MGM If problem persists try replacing cable s between Monitor and MGM If problem persists t
38. dod vex spberEexeecve e Rad d ERE 26 12 2User MEAG e PCT Creme 26 ISHEMU DI PUR aaa 55 de NAB MAGKA RE VXEEAAGZRER EAR A OE A QE LATAK BAKBAKAN Ss 26 13 Functional Description uisaaueieuxes Red E EGG kw RR SCR EG ER UR RACER Re 26 TAZPIESEUTH 655 Shes NN AA BO NANG BANGA ei RE DE SP PEPPER EE RE d Ede PIA 26 Figure 2 15 HEMO 2 4 POD Functional Block Diagram 27 Figure 2 16 IBP Functional Block Diagram ses sees 27 132 TOMPCIALING Luna aliud XeReR SEI RE quud rd ed i Ead E CERE RR dees Pd 27 BEN PAA PCM TH PA 28 13 2 3 EEPROM SIOFRUE aba KE NMA uui Ras GR Rada DALE BGR BELEN NG LEONA ka 28 13 2 4 LOD and Push Buttons i400 si R AG KNANG ensues ses REOR CREAR RCR ROCA RC 28 13 2 5 Current Limiting the Voltage Reference 00 cece eee eee 28 14Advanced Comm Option 24 044w ces can cee Rr ha n rh eee eke ae ee Nee ee eee eee 28 14 1Comm Option Board Hardware 02 c cee eee 28 14 2EEPROMS a ee Ra SE ee ee ee ee ee eee 28 Chapter S BEDS AA C e es 29 1 Introductidli 422224 RX4RRZRa SX e DE PUE queue Ed ner ko Xe E d Rec e e Ed grs 29 2 Replaceable HOME lore Is hehehe RR AER RA X aago RA GUN G NX AU KAPA RA WALEY 29 Figure 3 1 Basic SC 8000 Patient Monitor 000 c eee eee eee 30 2 1 Rotary KNDD ccs cksdes e ERRARE dee EGcR OCA GRO Adee GREG LALABA M UR CR ede 31 2 2 Replacing FAalkzssososseksqawaetsyerbaq xcd dd nisse Yd s See RR RR RO SCR X NANYANG 31 2241 Remona Fal oun
39. down before MAIN screen displays sounds continuous tone repeatedly resets Software program corrupted Main Processor PCB malfunction If power ON LED illuminates but monitor fails to complete power up sequence software may have become corrupted Try reinstalling software 1f problem persists replace Main Processor PCB Subassembly If problem persists contact TSS in Solna or Danvers Monitor fails to operate on battery power Table 5 4 Power up Process Malfunction Symptom s Possible Cause s Troubleshooting and Remedial Action Battery fails to maintain operation of monitor during power failure for time duration specified in User guide Battery malfunction Battery charger malfunction Check that battery properly connected to power harness If connected continue If monitor powered from clinical site for 23 5 hours but fails to maintain operation for time duration specified in User guide when power removed replace battery 1f problem persists replace Main Processor PCB Subassembly If problem persists contact TSS in Solna or Danvers 4 Rotary Knob Malfunction Table 5 5 Rotary Knob Malfunction Symptom s Possible Cause s Troubleshooting and Remedial Action Rotary knob fails to properly select fields or pressing the knob in fails to activate a menu or select a default Rotary
40. end provides the following parameters 6 lead ECG Respiration Pulse Oximetry and Temperature The NBP pressure transducer is also Siemens Medical Systems EM PCS Danvers 7 Service Manual SC 8000 Patient Monitor 3 1 Cooling System 3 2 Real Time Clock 3 3 Non volatile Memory Battery Backup and Power Reset 3 4 MPC 860 Communication Channels Main Processor Front End Processor 3 5 Interfaces 3 5 1 Local Fixed Keys Interface 3 5 2 Rotary Knob Interface contained in this front end The front end is based on a single 16 bit oversampling converter Oversampling allows for a reduction in anti aliasing analog circuitry while maintaining superior noise rejection The HemoMed front end provides four invasive pressures and Thermal Dilution Cardiac Output The cooling system for the main monitor uses a fan mounted on the rear of the chassis If the internal temperature of the circuit board exceeds 80 C the monitor shuts down to prevent damage to the electronics The monitor does not restart until the temperature is below the shut off value The Real Time Clock function is implemented with the EPSON SEIKO RTC4513 device and is synchronized by the Central Station The shared RAM and real time clock are provided with a lithium battery backup circuit to prevent corruption of this non volatile memory during a power loss condition both primary and battery power are lost Note that the battery used for non volatile memory ba
41. etCO pod non invasively monitors end tidal CO using a technique that relies on the selective absorption properties of the CO to specific frequencies of infra red radiation See Figure 2 14 In the sensor a thick film infra red source is pulsed at a rate of approximately 87 Hz generating a broad band spectrum of IR Selective filtering separates this into two narrow regions one inside and one outside the band of CO absorption The detector associated with the filter outside the band of CO absorption records the maximum level of the source energy since the signal it receives is not affected by CO It provides a baseline which serves as a Reference for the level of CO in the airway The other detector senses a filtered energy level modified by the presence of CO As the level of CO increases the CO gas molecules in the airway absorb more of the light energy and less signal reaches the detector This signal converted by the detector is referred to as the Data signal Current through the thick film source is bidirectional to offset the tendency of particles within the source to migrate when exposed to a strong unidirectional electric field caused by current flow only in one direction This keeps the structure of the source uniform and enhances system integrity and life of the product To acquire a precise level of CO both channels are simultaneously sampled and the level of CO is determined from the ratio of the Data and the Referen
42. etc that help engineers uncover the actual cause 3 When action says upgrade to Vxx problem can also be solved by upgrading to any SW version released after Vxx Code XXX any er alphanumeric Description Cause Action characters 80007xxx Try upgrading SW to 80008xxx currently released version 80009xxx If error persists replace 8000axxx Main Processor Board Subassembly 8000bxxx Software did not Try disabling items 8000cxxx allocate enough connected or disabling Auto memory for user s Dual View current setup If error persists replace Main Processor Board Subassembly 800c9009 atten OOR A cal factor B Speaker too quiet Replace speaker 800c9022 cal factor A max sample value B Speaker broken Replace speaker 91 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric Description Cause Action characters 800cd007 Loopback Active A Expect Active B Hardware malfuction Check Nurse Call circuit in nurse call circuit 800d3xxx Cardiac Output related Try disconnecting 800d4xxx reconnecting cable 800d5xxx If problem persists swap 800d6xxx cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800d7xxx Temperature re
43. knob subassembly malfunction Connector I O PCB malfunction Main Processor PCB malfunction If problem persists replace rotary knob subassembly 2 Replace Connector I O PCB 3 If problem persists replace Main Processor PCB Subassembly If problem persists contact TSS in Solna or Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp Siemens Medical Systems EM PCS Danvers 67 Service Manual SC 8000 Patient Monitor 5 Fan Malfunction Table 5 6 Fan Malfunction Symptom s Possible Cause s Troubleshooting and Remedial Action Monitor completes normal power up sequence but fan fails to start Fan or temp sensor malfunction Connector I O PCB malfunction Replace Fan subassembly 2 If problem persists replace Connector I O PCB 3 If problem persists contact TSS in Solna or Danvers 6 VGA Display Malfunction Table 5 7 VGA Display Malfunction Symptom s Possible Cause s Troubleshooting and Remedial Action Display powers on but waveforms fail to appear on screen VGA cable malfunction Display malfunction Connector I O PCB malfunction Main Processor PCB malfunction Replace VGA cable with known good cable If problem persists replace VGA Display with 3 If problem persists replace Connector I O PCB 4 If problem persists replace Main Processor PCB 1f problem pers
44. knob should prevent scratching by the vise grips and allow knob to be reused 2 Open monitor and disconnect battery cable from battery terminals 3 Unplug optical encoder ribbon cable connector in Figure 3 4 from front panel interface board of Connector I O PCB subassembly 4 Unscrew nut securing optical encoder shaft in position in front bezel and remove optical encoder subassembly 4 through back of panel Save nut and lock washer positioning washer combination 6 for use in reassembly Reverse steps 1 through 4 to install Optical Encoder Subassembly 38 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 2 12 Removing Installing Language Label 2 12 1 Removing Existing Label 2 12 2 Installing Language Label 2 13 MIB 1 amp 2 Option and Adv Comm Option Subassemblies 2 13 1 Opening Adv Comm Option Subassembly ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp Silence Limits dlanms Code gereen Star oom p SC 8000 Ste Figure 3 5 Removing Front Bezel Language Label The Language Label kit ships with a set of language labels to facilitate customizing the front bezel to the language requirement of a specific customer site if the original label becomes damaged or the bezel is replaced To remove an e
45. monitor agrees with values generated by pressure signal from simulator 17 Unplug simulator input adapter cable from HemoMed Pod and go on to section 12 2 Siemens Medical Systems EM PCS Danvers 59 Service Manual SC 8000 Patient Monitor v Y L 3 XEELELEEBEBEELEI s Figure 4 3 IBP Functional Verification Test Setup for HEMO2 4 PODs 12 2 Cardiac Output 1 Plug C O output from simulator into C O test adapter cable and plug Function adapter cable into C O input on HemoMed Pod 2 When READY appears in CO parameter field verify that blood temperature indication is 37 0 15 C 3 Press C O START key on simulator and verify an Injectate Temperature indication of 1 0 2 C 13HEMO POD2 4 Refer to Figure 4 3 for test setup 13 1 IBP Function IBP parameter boxes for up to two pressures for HEMO 2 POD or up to four pressures for HEMO 4 POD display automatically when IBP signal from POD is plugged into monitor when Display Mode is set to automatic If verifying proper IVP functioning of only the Monitor do sections 13 1 1 and 13 1 2 and then go on to section 13 2 If functionally verifying the HEMO POD also complete sections 13 1 3 13 1 4 and 13 1 5 13 1 1 IBP Test setup 1 2 13 1 2 HEMO2 4 POD Channel A 3 With Mult
46. precisely offsetting the small signal from the multiplexer Power supplies whose failure would invalidate temperature measurements are also monitored and compared against the A D reference 20 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual GO i Drive 4 DAC YO CH mux Lp ADC Cal do 000 LA Figure 2 11SpO Functional Block Diagram 9 2 3 SpO Determination of the concentration of oxygen in the blood depends on the Communications ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp principle that the absorption of red R light depends on the degree of oxygenation of the blood whereas the absorption of infrared IR radiation is independent of oxygenation and causes only constant attenuation Refer to Figure 2 11 In the SpO sensor R and IR emitting leds are alternately pulsed on at a 25 duty cycle The intensity of light including ambient transmitted through or scattered by the blood is converted to a current by a photodiode in the sensor The current that appears when both leds are off depends mainly on the ambient light This ambient contribution is later subtracted to leave only the R or IR signal levels The large dynamic range of the light intensities requires constant automatic monitoring and adjustment The intensities of the R and IR sources are independently controlled by two digital analog conver
47. sent to the DSP is selected by the control words in the pod com memory buffer Typically only high acquisition rate data is sent to the DSP The DSP has two other communication ports both of which can access the internal 32Kword memory The IDMA port is used to DMA data to and from the common memory Bus sizing logic converts the DSP 16 bit port to the 32 bit FRONT END bus During initialization this path is used to download code to the DSP The main processor takes control of the DMA port during this time Once the system is operational the DSP takes control of the DMA controller by using its I O port The I O port is a dedicated 8 bit path into the main FPGA which allows the DSP access to the DSP DMA controller as well as other internal FPGA registers including analog out and QRS sync ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 11 SC8000 SM c2 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Common RAM Memory Buffers 32 Channel A Channel B Channel C Channel D Data In Data Out Data In Data Out Data In Data Out Data In Data Out Main FPGA Front End Bus Pod Com Isolation MultiMec Front Enc 64K Samples sec DMA 64K Samples sec Channel A 64K Samples sec DMA 64K Samples sec Channel B 64K Samples sec DMA 64K Samples sec Channel C 64K Samples sec MA 64K Samples sec Channel D Pod Com Isolation
48. stamp 7 ECG RESP With the cable plugged into the monitor connect either a 3 lead 5 lead or Functions 6 lead ECG cable from the Patient Simulator into the MultiMed POD 7 4 ECG RESP Test Setup 1 Select HR parameter box and press rotary knob in to bring up ECG menu Set all ECG Lead settings at default values and remaining parameters as follows ARR Monitoring Basic RESP Monitoring ON Pacer Detection ON QRS Sync MarkerON Pulse Tone SourceECG Pulse Tone Volume10 2 Set simulator as follows ECG Normal Sinus HR 80 beats per minute bpm amplitude 1 0 mV RESPIRATION Normal Rest rate 20 breaths per minute BPM ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 51 SC8000 SM c4 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 7 2 Waveforms Digital Readouts Tones 7 3 Pacer Detection 74 Lead Off Indicators 7 5 Alarm Function N w 3 ohms 1 0 e LEAD SELECT II RA LL BASELINE IMPEDANCE 500 Verify the following Waveform and HR correspond to data provided by simulator Heart symbol V blinks and pulse tone sounds for each QRS complex White spike present at each QRS complex RESP and HR digital readout correspond to settings of simulator Vary Tone Volume setting and verify that pulse tone volume changes Set Tone Volume to OFF and verify that pulse tone stops Apply paced signal from simulator Verify that small P accompanies he
49. that include 1k series resistors to limit shunting of defibrillator current The SpO and temperature sections also contain RF filters Impedance respiration is sensed through the ECG electodes Void free Siemens Medical Systems EM PCS Danvers 17 Service Manual SC 8000 Patient Monitor ECG potting and internal shielding enable compact containment of high voltage defibrillator and electrosurgery pulses The small interconnecting cable to the main assembly is captive at the MultiMed POD but plugs into the MultiMed front end via a specially shielded connector The front end accepts physiological signals from the MultiMed POD connector and feeds temperature respiration and ECG signals via RF filters configuration multiplexers and pre amplifiers to a high speed multiplexer driving a 16 bit analog to digital A D converter The data stream is sent to the Main Processor board via an opto isolator Control commands from the Processor are sent out to the front end on a similar isolating link Isolated DC power is also provided The ECG signals are conductively coupled to the isolated circuits via current limiting series resistors whereas the SpO signals are optically isolated at the transducer Temperature signals are doubly insulated at the patient by disposable boots on the sensors AC 40kHz excitation currents for respiration monotoring are dc isolated by high voltage ceramic capacitors The A D samples the following parameters
50. the unit in calibration mode When calibrating power cycle monitor and then don t run pump until after calibration NBP Artifact Result of erratic pressure values being sensed and could be related to an application problem or could caused by an intermittent connection to the sense line 11 2 NBP Troubleshooting Before attempting to troubleshoot NBP malfunctions do the following 1 Set up NBP Calibration assembly 2 Perform leakage test on fixed volume and hose and on system Refer to Section 10 1 in Chapter 4 3 Check calibration Refer to Section 10 2 in Chapter 4 4 If problem persists continue with troubleshooting procedures ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 71 SC8000 SM c5 fm 09 99 kaupp Service Manual SC 8000 Patient Monitor Table 5 11NBP Malfunctions Symptom s Possible Cause s Troubleshooting and Remedial Action NBP fails to zero properly fails characterization or fails calibration check NBP pneumatic system malfunction Main Processor PCB malfunction If monitor fails calibration perform characterization If monitor fails characterization or problem persists 3 If problem persists replace NBP Subassembly 4 If problem persists replace Main Processor PCB If problem persists contact TSS in Solna or Danvers procedure Refer to Section 10 4 in Chapter 4 open monitor and assure NBP transducer tubing properly routed and unobstructed
51. to Adv Comm Option chassis Unplug MIB 1 amp 2 Option PC board Q in Figure 3 8 from Adv Comm Option PC board in Figure 3 8 and set aside in static protected environment if PC board is not being replaced and is to be reinstalled Reinstall screws removed in step 1 onto threaded mounting posts to safely store screws G in Figure 3 8 and 1 4 dia x 3 16 6mm dia x 4 5mm spacers in Figure 3 7 for use in reassembly Do either a or b as appropriate a If replacing only MIB 1 amp 2 Option go to Section 2 13 5 on page 44 b Otherwise if removing Adv Comm Option Subassembly continue to step 1 in Section 2 13 3 Note polarity of 2 wire red black Adv Comm Option power cable plugged into X17 behind VGA connector on rear panel interface PC board and unplug cable Unplug network cable connector from network connector X6 on Adv Comm Option PC board in Adv Comm Option subassembly Note It may be easier to access release tab on network connector if you temporarily unplug 4 wire power cable connector from connector on rear panel interface board X14 Lift flex cable lock on each side of connector X7 behind Recorder connector on rear panel interface board and extract cable out of connector Note dress of flex cable so that cable can be reinstalled in exactly same manner during reassembly Siemens Medical Systems EM PCS Danvers 41 Service Manual SC 8000 Patient Monitor 4 Figure 3 9 R
52. try replacing HEMO POD Monitor interconnecting cable If problem persists continue 4 Replace Pod 5 If problem persists replace Main Processor PCB Subassembly 6 If problem persists contact TSS in Solna or Danvers 13 3 No Printout from Recorder Table 5 14Recorder Problems Conditions Possible Cause s Troubleshooting and Remedial Action Recorder connected Recorder 1 Detach Interface Plate from Recorder and check directly to Monitor malfunction voltage between pins 1 and 2 on Interface Plate Power LED on Cabling malfunction docking connector See illustration below Recorder NOT Interface Plate if 2 If voltage OK replace Recorder Mumipalaa installed malfunction 3 f voltage OK check for 12VDC between pins 2 Connector I O PCB and 15 of X13 on monitor malfunction f voltage OK replace cable Main Procresat POB If voltage not OK replace Connector I O PCB malfunction 4 If problem persists replace Main Processor PCB Subassembly 5 If problem persists contact TSS in Solna or Danvers OOED DIOE Interface Plate Docking Connector ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 75 SC8000 SM c5 fm 09 99 kaupp Service Manual SC 8000 Patient Monitor Table 5 14Recorder Problems Continued Conditions Possible Cause s Troubleshooting and Remedial Action Recorder connected directly to Monitor
53. valve flow rates and determines their flow factors for the use in the flow control algorithm An electromagnetic coil located at the hose connector detects the metal in the hose connector when the connector is present 10 9 Watchdog Timer A watchdog timer is implemented in the power conversion FPGA to monitor the safety timer clock input from the main FPGA in case the main FPGA or its crystal become damaged Keypad XN Power Monitor Clamp and Am lt Pressure 4 N T Press Filter Es M 16 Bit ransducers N HemoMed lt gt Ue Kat saa 2 A x onverter Cardiac Pressure Sense Excitation 2 utput Excitation Reference f i Temperature Control Asic NUNC Temperature 3 Keypad Ji Linearization Amp Z Data Control Inj blood 7R Power 1 L uu c a s PEN Pod Com Figure 2 13HemoMed Front End 11 HemoMed Front End 11 1 Introduction 11 2 Pressure Refer to Figure 2 13 The HemoMed front end section of the monitor s main board takes invasive blood pressure and thermal dilution cardiac output data gathered by the HemoMed Pod from transducers at the patient and converts them to digital form for transmission through isolators to the computer section of the main board The HemoMed front end may also be used with a single or dual pressure cable instead of using the HemoMed The pressure data acquisition front end is desi
54. 00 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any 3 alphanumeric Description Cause Action characters 803f1 xxx etCO2 Pod related Try swapping out airway 803f2xxx adaptor with known good 803f3xxx components 803f4xxx Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly ffffffff boot_program_images failed with Flash programming Retry download If problem status A on image B error when persists replace Main performing a Processor PC Board download Subassembly ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 109 SC8000 SM apc fm 06 99 kaupp Service Manual SC 8000 Patient Monitor This page intentionally blank 110 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Appendix D Functional Verification Checklist Section Reference in Chapter 4 Functional Verification and Calibration 3 Power Circuits and Start up page 49 3 1 Power ON OFF key Power LED Piezo tone 3 2 Power Up Sequence 3 3 Monitor Powered By External Source 4 Rotary Knob page 49 Pointing Function Selecting Function 5 LCD Display page 49 Inoperative pixels within spec
55. 000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual a Smp MultiMed ECG Defib Resp Protection ESU SpO 2 NBP Pressure Low Pass NBP Hose Transducer Filter Power Monitor 4 D Temp RF Filter Lead Off Neutral sw 16 Bit A D Converter Control Asic Data Control Lead Select Ban Demodulator a cpass Filter Modulator Differential LED Drive Cal Resistor Power NI Pod Com IN Converter Red Ambient Light Demodulator Rejection VR Figure 2 7 MultiMed Front End 9 2 Functional Description 9 2 4 ECG Resp ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp Specially shielded connectors and cables are used to provide excellent immunity up to 1000MHz and can not be touched by patient even when disconnected Single cable from MultiMed Pod to SC8000 reduces clutter between bed and monitor Transducers gather physiological data at the patient and feed them into the small MultiMed Pod at the bed The MultiMed Pod in turn is connected via a 3 meter cable to the MultiMed front end in the main unit where analog ECG Respiration Temperature and SpO signals are converted to digital form and sent through isolators for processing The MultiMed Pod located close to the patient accepts a set of 3 5 or 6 shielded ECG electrode leads an SpO Nellcor cable adapter and a temperature sensor The ECG section contains RF filters and overvoltage clamps
56. 2 7 3 EXCIT 8 GND 4 Cable In 9 5 SIGNAL 0 90 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM ape fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Appendix C Diagnostic Error Messages 1 Overview of Diagnostic Messages Table C 1Diagnostic Log Codes The diagnostic codes given in C 1 may appear in an SC 8000 Diagnostic Log and help in troubleshooting a malfunctioning Monitor Both possible cause and suggested remedial action are listed for the field significant codes Only codes for field related procedures are given in the Table There are also a number of other diagnostic codes not listed in the Table that have significance for engineering in helping to improve product performance If observed report these codes to the factory Refer to Chapter 1 Section 9 5 for the procedure to download the Diagnostic Log to a DataCard To access the Diagnostic Log on the Main Menu select BIOMED then DIAG LOG Diagnostic messages caused by an error condition can be generated by four sources Replaceable hardware malfunction such as an etCO2 or HEMO Pod Software error Intermittent condition Hardware error Notes for Table C 1 1 When action says replace do so only if problem can be reproduced 2 Convention of A B C etc in the messages given in the Description column is an abbreviation of actual messages which will have numbers in place of the A B C
57. 4 02 7600 SC8000 SM ape fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 4 Configuring Monitor ASK T924 02 7600 SC8000 SM ape fm 06 99 kaupp 14 aw Remote control enabled type in y or n y means monitor allows MULTIVIEW WORKSTATION to change alarms setup and demographics in monitor n means monitor cannot be remotely controlled through MVWS Alarm group 0 255 An alarm group is a group of beds that monitor each other Think of this as bed to bed communication as opposed to bed to MULTIVIEW WORKSTATION communication Being part of the same alarm group allows you to see the alarm messages for all beds in same alarm group Central Station enabled yes or no If you choose yes the bedside monitor expects an alarm acknowledgment from MULTI VIEW WORKSTATION If it doesn t get one it goes to its highest alarm volume and indicates an off line condition If you choose no the bedside monitor does not expect an acknowledgment from MULTIVIEW WORKSTATION and will not go to its highest alarm volume If there is no MULTIVIEW WORKSTATION on this INFINITY NETWORK Or this bed is NOT to be centrally monitored choose NO Table 4 Monitor Configuration Parameters eT Network Config Network Mode Host ID Z Bed Monitoring Unit ID y CPS IDS IP Address 191 1 y z Care Unit Subnet Mask 255 255 0 0 Monitoring Unit Default Route 0 0 0 0 Hospital Remote Silence Recorder 1 Remote Control Recorder 2 Ala
58. Att SC 8000 Project Manager Note The battery in the Data Card must be recharged for a period of 12 hours approximately every six months Any SC 8000 or SC 7000 9000XL Monitor powered by a CPS IDS or PSL can be used to recharge the Data Card Insert the card into the Monitor and allow it to remain in the monitor for 12 hours Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c1 fm 06 99 kaupp Chapter 2 Theory of Operation 1 Introduction 2 Computer Archictecture The SC 8000 is a high end single board patient monitor The board provides the following parameters 6 lead ECG Respiration two Temperatures SpO NBP four IBPs Cardiac Output and two onboard 5 watt patient isolated ports for additional parameters It has connectors for external CRT user interface audio NBP pneumatic assembly chart recorder analog out defib sync memory card and Uarts The board also contains the patient isolated front ends Hardware architecture of the monitors is based on a dual processor design using two Motorola MPC860s with onboard cache The main processor is responsible for graphics and communications while the second processor is dedicated to data acquisition and algorithm processing A DSP subsystem preprocesses the front end data There are three major bus structures within the system MAIN processor bus FRONT END bus and REMOTE COMM bus see Figure 2 1 The buses operate at different speeds and efficiency
59. EM Guidelines 1997 04 02 SIEMENS SC 8000 Patient Monitor Service Manual E331 E549U 719 10 01 02 ASK T924 02 7600 SC 8000 Patient Monitor Service Manual ADVISORY Siemens is liable for the safety of its equipment only if maintenance repair and modifications are performed by authorized personnel and if components affecting the equipment s safety are replaced with Siemens spare parts Any modification or repair not done by Siemens personnel must be documented Such documentation must be signed and dated contain the name of the company performing the work describe the changes made e describe any equipment performance changes It is the responsibility of the user to contact Siemens to determine warranty status and or liabilities if other than an authorized Siemens technician repairs or makes modifications to medical devices ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers C8000 SM advisory fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM Advisory fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table of Contents ADVISORY Tablo OF LONDON Ga GG oe KGAD TT i Chapter 1 General Information 00 0c cece eee ee eee eens 1 ee ee er ee AA d d Ria eee eee err ee eee AA E d ua 1 Z Into EON 22245226 AA ES Sands Ja 1 3 Related Documentation enn 1 a OBS duiamubes4a dd d 939 eR RO RR edo did
60. EM PCS Danvers 31 SC8000 SM c3 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 2 4 Battery and Tray 2 4 1 2 4 2 2 4 3 Removing Battery Removing Tray Installing Battery and Tray 2 5 Power Supply 2 5 1 Removing Power Supply Place monitor on clean flat surface unplug external power cable and disconnect all signal cables from monitor Remove five screws that secure Display mount to top of monitor Set mount and screws aside for use in reassembly Remove and save five Phillips head screws that secure back panel to monitor chassis Note In SC 8000 monitors equipped with Adv Comm Option the screw that holds the network connector bracket is a different size from the other four securing screws Be sure to note difference when saving screws for use in reassembly Remove network connector bracket if present and back panel Turn monitor topside down and remove six Phillips head screws that secure top cover to chassis along outside edges Turn monitor topside up with back of monitor facing you and slide top cover toward you to remove cover Battery O in Figure 3 1 on page 30 and in Figure 3 6 on page 40 is located in tray 49 in Figure 3 1 behind front panel on left side above Main PCB Subassembly 1 2 4 Open monitor Refer to Section 2 3 Using long nose pliers or similar tool unplug two battery connectors from main battery terminals Note orientation of battery in tray
61. ER ors EX 415 10 Figure 2 4 DSP Subsystem eeeeeeeee enhn 11 BS POP SURSSO cab k GRABA c edo RR A Ade RO AER ROCCO ECC 11 Figure 2 5 POD Communications eee 12 6 POD COM Subset iuuausik end and d Qd dole d rbd RU CRACK Re Rr do e 12 BT DValvMAM eee eee ewe d ee oe ee ee re ee AT 12 Figure 2 6 Power Conversion enn 13 BE TUN AR PA PAP RPSERREEQHRPASCEAQERISRQUFK RA ERN ME REEL C MEE 245 13 5 3 Error Handling 22555 r DERE ERR EI we raepRZGG a demdcbre T PER EEZE Ad md Kd d Rn 13 7 Power CONVGIGN auda daensddawdadwdor ego do A euo de b ACROACACR ROCACICC ROC AOR AE de eod 13 21 aa APA PAA dede kd d va F RR XE PA dE RETE 13 LEI Power Bass m IMP 13 7 1 2 Control and Load Sequencing 4 ees 13 Z 13 Power On ON caseo kr d BAN Rd ew 3 Re RR RE E Rd ROO RR CR RR 14 7 1 4 Power Source Control 4 aasa ana cava KABA PAKAKAK KAKA AA PERREN ENEA 14 219 Battery Gharg AA AA 14 ZB TadicabarLEDS PERA NN Ad X esVr ana a RE ER NG 14 Table 2 1Power and Charger LED Indicators 000 cece eee eee 14 7 1 7 Power Mode Indication elllllllleeeeeeees 14 Table 2 2 Power Mode Table 22222 44 nnana 14 LLS Piczo IAW 22a Di SERE She ieee aed he RE SECO drei Sula RU Ra E 15 Table 2 3P i626 ABE ouod EROR RA qa roe Pa ges ep psc RR CAES PES uS 15 i Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM fm 09 99 kaupp SC 8000 Patient Monitor Service M
62. Figure 3 2 on page 34 1 Open monitor and free front panel interface board from chassis See Section 2 6 2 2 Cutty wrap loops that bundle NBP and speaker cables and secure ferrite filters to NBP mounting bracket 3 Remove and save two Phillips head screws B in Figure 3 2 on page 34 that secure NBP Pump Subassembly in mounting bracket 4 Remove spacers between pump subassembly and mounting bracket and pull pump subassembly away from bulkhead to free from positioning post on bulkhead Note Be careful to not pull pneumatic tubing out from under Main Processor PCB Subassembly on other side of bulkhead 5 Turn pump subassembly on right side to facilitate access and using long nose pliers or tweezers carefully pull NBP transducer pneumatic tubing tubing that goes to Main Procesor PCB on other side of bulkhead off of manifold on NBP pump 36 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Caution Be careful that the pliers or tweezers do NOT damage the tubing Also do NOT put any tension on the other end of the tubing routed under Main Processor PCB Subassembly 6 Remove NBP Pump Subassembly from bracket 2 9 2 Installing NBP 1 Slide NBP transducer pneumatic tubing tubing to Main Processor Subassembly PCB Subassembly on other side of bulkhead onto manifold on pump Note Be careful to not pull pneumatic tubing out from
63. HEMO POD and plug it into channel B 13 Observe that pressure label changes to same pressure label as is shown in LCD window for channel B on front of HEMO POD 14 Verify that pressure reading on monitor is in agreement with values generated by pressure signal from simulator 15 Do either step a or step b as appropriate a If the HEMO POD has four channels unplug the BP adapter cable from channel B and plug it into channel C then go on to step 16 b Ifthe HEMO POD has only two channels bypass remaining steps of this section and go to section 13 2 13 1 4 HEMO4 POD Channel C 16 Unplug BP adapter cable from channel B on HEMO POD and plug it into channel C 17 Observe that pressure label changes to same pressure label as is shown in LCD window for channel C on front of HEMO POD 18 Verify that pressure reading on monitor is in agreement with values generated by pressure signal from simulator 13 1 5 HEMO4 POD Channel D 19 Unplug BP adapter cable from channel C on HEMO POD and plug it into channel D 20 Observe that pressure label changes to same pressure label as is shown in LCD window for channel D on front of HEMO POD 21 Verify that pressure reading on monitor is in agreement with values generated by pressure signal from simulator 22 Unplug simulator input adapter cable from HEMO POD and go on to section 13 2 13 2 Temperature Function To perform a temperature calibration check refer to the procedure of Secti
64. M PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual RA gt RF Filter RA l mened gt aVL aVR aVF o ll LL gt FF Filter LA RF Filter Normal Leads RA LA Demod Resp Clamp Chest RF Filter gt RL gt RF Filter KY N Augmented Leads Clamp Figure 2 8 Lead Forming Network The Wilson point W the average of the LA RA and LL electrode potentials serves as the negative reference potential for the V and V lead pairs and is also used as a measure of the common mode potential of the patient Figure 2 8 By driving the isolated common of the front end at the same potential as the Wilson point the common mode voltage across the electrodes is reduced nearly to zero and the effective common mode rejection is improved As most of the common mode current is now forced through the neutral electrode it becomes noisier and hence is not used as part of another signal path Switches are provided to select other electrodes to be neutral if the RL electrode is off or missing If the V electrode is present then it can be selected to be neutral so that the three Einthoven and the V lead pairs can still be used However the V lead pair will be corrupted due to neutral current
65. Monitor Setup Biomed Service 13 14 15 Enter Service password 4712 and select Accept 16 Select More Copy Setups to Monitor 17 Wait for message Memory Card Tansfer Complete Then press Main Screen key and remove Data Card from monitor 18 Press Menu key and select Save Restore Restore Setup 19 Select Default Patient and Monitor Settings 20 Repeat steps 13 through 19 until all monitors to be identically configured have been set up The monitor is constantly checking its performance during monitoring If errors occur they are logged in the unit and stored in non volatile memory The logs are useful in diagnosing problems remotely at the factory The following procedure can upload the diagnostic logs from approximately 10 to 16 monitors to a Data Card depending on the size of the individual logs Assure that Write Protect switch on Data Card is set to Write position 1 With MAIN screen displayed on monitor insert and firmly seat Data Card into memory slot 2 Press Menu key and select Monitor Setup Biomed Logs 3 Select Copy All Logs 4 Remove Data Card from monitor and repeat steps 1 2 and 3 for next monitor from which logs are to be uploaded 5 After all required diagnostic logs have been uploaded to the Data Card send the Card in its preaddressed return case when possible to Siemens Medical Systems Inc EM PCS 16 Electronics Avenue Danvers MA 01923 U S A
66. PCB subassembly sufficiently to clear back of chassis and remove subassembly from monitor Take due notice of how the flex cable is dressed and routed so that it can be reinstalled in exactly the same manner during reassembly Caution Use extreme care to avoid damaging the ribbon cable or pulling the ribbon cable out of its connector on the Main Processor PCB If either occurs the Main Processor PCB subassembly will need to be replaced 2 7 2 Installing Main 1 Slide pneumatic tubing from NBP pump manifold onto transducer post Processor PCB im Subassembly 2 Angle Main Processor PCB subassembly front side down into position in chassis and seat on mounting posts See Caution in step 8 of section 2 7 1 above 3 Install screws removed in step 5 of section 2 7 1above 4 Slide channel guide onto connectors on front of Main PCB and secure to front of chassis ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 35 SC8000 SM c3 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 2 8 Speaker Subassembly 2 8 1 2 8 2 Removing Speaker Installing Speaker 2 9 NBP Subassembly 2 9 1 Removing NBP Subassembly 5 Reverse procedures of Section s 2 6 1 and or 2 6 2 as applicable to reinstall Connector I O PCB Subassembly Speaker subassembly is located under NBP pump subassembly on NBP Subassembly bracket see 2 in Figure 3 1 on page 30 and also in Figure 3 2 on page 34 and is secured to bracket
67. RIRE RR Rr a ANG du 50 BA Alarm Limits Koy paa ess cese ROLE RC RROE ae ARS heme Sheer ey eRe READ ER RR RR 50 6 5 Al Alaims On KEY Locuuoexesaescqk A rRaeagoelckbaeared emeekasaedeesacsad 50 d Rt d BARA TPP EP AA 50 6 7 Regord Key AA AA 50 B E Print Sereen PAA AA OR RC CORN 51 6 9 NBP Start 5top Key oioaszauezaxkauksreasakueG aqeR eaa E Rage Rad RE X RC acd 51 D IDZODUE KOy QATAR NAGTATAKA ANT E es BA LAGDAAN AG LUNA DE LAG 51 b 11 Help KEY uazesxsiesxeka4elcES REGES eu bee BG wards RR EC IRE REPE VE RS qUET EE 51 B T2 Mark KOY 4 ciuuawie s qeba vxo xod decipi b RR d a OR YR GR EROR ACRAS e S DR DOC GANA 51 7 ECORESP PulliblOlS 2axixdeneVvameskutxasQd Rana eds laseFde Cie PERA AKA RA dE 51 7 1 ECGMESP Test SONG 22222292 9bEZa REI EORR E RARE XR REOR RI EG RE eR RR D WR Re dn 51 7 2 Waveforms Digital Readouts Tones 4 eee 52 7 0 Pacer Detection 66 0604 69s os vedi e Rae KNA KN CE GRE ERES p n OR ax weg 52 LA Lead OM indicators 14 2 23 dei KAPA BABAHA ERREUR CADO CORR GR C CN RUE ACC REA 52 T5 Em AA 52 r o qo ol cog Tc 53 B SPOS Function zan KABA GRAD Rau ak RRERxad da Red aire Ed RRRE SERERE d AKLAS 53 Bil Sp TUB BAU oa dau sdoaxdeaxeetexewetete tee shes bee vdaPRSQESA Ra Edad 53 8 2 Waveforms Digital Readouts Tones 2c cece eee ees 53 8 3 Pulse Tone Generator amp iiisseks d d Og ROCCO CERRO RO ORC CARO RR CRUEL 53 B4 BpOZ Limits Ann 41660000 s te ciniccat in anir EEE E saci wee AER Ra PER ed 54 9 Temperature Func
68. Safety Tester 601 751 or equivalent Recorder Interface Plate or CPS IDS IDS or equivalent CPS unless Monitor used only in DirectNet mode Art No 47 21 770 E530U Art No 52 60 110 E5460 For functional verification and calibration check For calibration Paroscientific Pressure Meter Model 740 12D or equivalent is recommended An equivalent must be accurate to 0 3 mmHg from 0 to 330 mmHg D 8 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 3 Power Circuits and Start up 3 4 Power ON OFF 3 2 Power Up Sequence 4 Rotary Knob 5 LCD Display 6 Fixed Keys ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp The following procedures check the monitor s power circuits power up sequence and power off indicator Begin this procedure with the monitor turned off and plugged into a hospital grade power source 1 Press ON OFF switch on front panel and verify that power LED in ON OFF key turns on 2 Press and hold ON OFF key for approximately two seconds 3 Verify that high pitched piezo tone sounds briefly and power LED in ON OFF key turns off Press ON OFF key and verify following sequence of events Power LED in ON OFF key turns on Display illuminates briefly monitor beeps high pitched piezo tone sounds briefly and Battery charger LED illuminates briefly After a few moments dur
69. Subassembly 8020fxxx Software did not Try disabling items 80210xxx allocate enough connected or disabling Auto memory for user s Dual View current setup If error persists try upgrading SW to currently released version If error persists replace Main Processor Board Subassembly 80231005 LCOM BAD SWITCH COUNT ERRO Comm error This indicates a SW error R and should be reported to Customer service via DataCard 8023100a LCOM CHECKSUM DIAG ERROR Comm error This indicates a SW error and should be reported to Customer service via DataCard 8023102b LCOM RAM DIAG ERROR Net comm failure This indicates a SW error and should be reported to Customer service via DataCard 8023102c LCOM ROM DIAG ERROR Net comm failure This indicates a SW error and should be reported to Customer service via DataCard ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 99 SC8000 SM apc fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric Description Cause Action characters 8023102e LCOM_SHRAM_CHECKSUM_ERROR Net comm failure This indicates a SW error and should be reported to Customer service via DataCard 80231030 LCOM_SHRAM_DIAG_ERROR Net comm failure This indicates a SW error and should be reported to Customer service via DataCard 80231031 LCOM_SHRAM_PACKET_ERROR Net comm failure This indic
70. ace Main Processor Board Subassembly ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 107 SC8000 SM apc fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 803a1xxx 803a2xxx 12 LEAD POD related Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 803a3xxx 803a4xxx Serial Interface to Remote Keypad related Try disconnecting reconnecting keypad If problem persists swap cable with known good keypad If problem persists replace Main Processor Board Subassembly 803e5xxx 803e6xxx 803e7xxx 803e8xxx SPO2 related Try disconnecting reconnecting cable If problem persists try replacing sensor If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 80361 xxx 80362xxx 12 LEAD POD related Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 108 Siemens Medical Systems EM PCS Danvers ASK T924 02 76
71. al Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apa fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Appendix B Connector Cable Pinouts Vz a Alarm 69 SC 8000 S e e e MultiMed Aux Hemo3 Aux Hemo2 HemoMed 1 Figure B 1 Front Panel Connectors shown for Monitor w 2VEO software installed I CI X10 Analog Sync X5 X14 Infinit Memory Card aa Infinity NS Sync bA Figure B 3 Rear Panel Connectors shown for Monitor with Adv Comm Option Installed ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 83 SC8000 SM apb fm 06 99 kaupp SC 8000 Patient Monitor Service Manualr 1 MultiMed Pod Cable Connector on SC 8000 OOOO e o 9 O9 9 O O00 Figure B 1 MultiMed Pod Cable Connector Table B 1MultiMed Pod Cable Connector Pinouts MultiMed Pod Cable Connector 2 HemoMed Pod Cable Connector on SC 8000 Figure B 2 HemoMed Pod Cable Connector Table B 2 HemoMed Pod Cable Connector Pinouts HemoMed Pod Cable Connector
72. al verification of proper operation of the Adv Comm Option has if instal led been programmed into the software To verify proper operation connect an SDC Surgical Display Controller to the Adv Comm connector The Monitor automatically performs a functional verification and reports successful completion on the Display 62 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 17 Configuration This checks for proper configuration and for monitor communication via the INFINITY NETWORK 1 Connect monitor to INFINITY NETWORK using ethernet connector on back of monitor 2 Setup monitor for simulated patient using external patient simulator 3 Verify that waveforms display on MVWS Note If INFINITY NETWORK not equipped with MVWS use remote view function of another monitor on network to view waveforms Then skip step 4 and go on to Section 18 4 Access netInfo on MVWS and verify that monitor labels are unique 18 Battery Charger 1 With partially discharged battery installed in monitor and monitor Circuit unplugged from AC source bring up MAIN screen 2 Plug monitor into AC power source and assure that Battery charger LED is illuminated 3 After 1 hr unplug monitor and verify that charge level on main battery has increased 19 Recorder Function The R50 Recorder connects to the SC 8000 monitor through X13 on back of the monitor The following proce
73. anual LLI Fault Protectio uuocacueixacrurkoeobd ao cR EORR END Re ECT a ORE ERE e cae 15 7 1 10 External Pod Overload Protection c cece eee 15 7 2 Electrical Specifications 2 2 islusasu kd uATRRARARRAERERREZSERTACREER Ka RES 15 A417 Power SUDO APAN PAP PAA RARE ARE VLA PA 15 122 Battery Specifications 2risiuaasosusk Rae rhwakderukuskicdukwauuae 15 B Piani Busol 12 kg EP d hd apenas S e quse dd ues Ts e RE Ca UE es 15 S 1 dan UMI AAP EAE ee Resi ee TI poa ERRARE RU AY 15 8 2 Functional Description o cces icc k wed ee eee aene elk mbouskoed uam iden 15 8 3 Local Rotary Knob fixed Keys Interface 0c eee eee eee eee eens 16 8 4 Battery power LED Interface 0 2 e cee 16 li Front End ipai hay ob hates ved ENERGY ER he aU SUE Ur is 16 DA Rte Fermer em 16 Figure 2 7 MultiMed Front End 6666 cccen rr rr ru ER RR 17 9 2 Functional Description 2 20008 ccccncee see seen rem prr RI ER ruga hs 17 SET EDBBSSD is aas fers USE daE R3 PN AP A ad RW doa CR RERO Fe eos 17 Table 2 4Parameter Sampling Table serre 18 Figure 2 8 Lead Forming Network eee 19 Figure 2 9 Respiration Functional Block Diagram 20 Figure 2 10 Temperature Functional Block Diagram 20 Dre Tempel 22022256 3 GO PEEGGGCE RSAW bggocdbieqadbordde io REUS 20 Figure 2 11 SpO2 Functional Block Diagram 00 cece eee eee 21 9 2 3 SOO pack
74. are warning Ignore 802f1 xxx 802f2xxx Network Communications related Try disconnecting reconnecting cable between Monitor and network wallbox Verify proper SW version s installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists replace Main Processor Board Subassembly 8030500d b A a B w C d D 0 e E 0 s F rx G ok H flags 1 df J K SW error Replace Main Processor Board Subassembly 80309xxx 8030axxx Try upgrading SW to currently released version If error persists replace Main Processor Board Subassembly 104 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 80311xxx Network Communications related Try disconnecting 80312xxx reconnecting cable between Monitor and network wallbox Verify proper SW version s installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists replace Main Processor Board Subassembly 80325001 Speaker Out of Range value A Failed speaker CPU If sound is heard replace board or front panel Connector I O Board board Otherwise replace Main Processor Board Subassembly 80359xxx Network Communications related Try
75. art symbol Pw for every detected paced beat blue spike appears for each paced signal and HR digital value agrees with pacer bpm setting Generate asystole condition in simulator with pacer output still active Verify that ASY appears in ARR parameter box an asystole alarm sounds and waveform is flatline with pacer pulses Disable pacer signal and return simulator to setup above section 7 1 One at a time disconnect each ECG lead from simulator For LL and RA electrodes verify Lead Off and ECG Leads Invalid messages appear in message area pulse tone ceases replaces digital heart rate in HR field For V and RL electrodes verify Lead Off message loss of V trace For LA electrode verify Lead Off message only Reconnect all leads to simulator This procedure also tests that the alarm function of the monitor as applicable to all other patient parameters is operational in the monitor 1 4 In Alarm Limits Table set HR alarm parameters as follows Upper limit 110 bpm Lower limit 40 bpm Alarm ON Set emulator to HR 120 bpm Verify that monitor responds with following Serious Alarm indications HR in parameter field 120 HR parameter field blinks and color changes Serious Alarm tone sounds Message HR 110 appears in message area at bottom of display Reset simulator to HR 80 bpm 52 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM
76. ates a SW error and should be reported to Customer service via DataCard 80231032 LCOM_SHRAM_PRL_ERROR net comm failure This indicates a SW error and should be reported to Customer service via DataCard 8023dxxx PCMCIA Interface related Retry download If error 8023exxx persists return card 80249xxx 8024axxx 80255xxx Try upgrading SW to 80256xxx currently released version If error persists replace Main Processor Board Subassembly 8025bxxx RS 232 Output related Ignore 8025cxxx If problem persists replace 80263xxx Main Processor Board 80264xxx Subassembly 80264001 Invalid status after RX RESET Recorder ASIC failed Power cycle unit If error rx data A hardware test persists replace Main Processor Board Subassembly 80264002 TX Empty should be set after Recorder ASIC failed Power cycle unit If error TX RESET tx data A cold start test persists replace Main Processor Board Subassembly 100 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 8026dxxx Network Communications related Try disconnecting 8026exxx reconnecting cable between Monitor and network wallbox Verify proper SW version s installed in all related devices in accordance with SW compatibility chart for Monitor SW
77. atient ECG Resp simulator DNI Medsim 300B or equivalent Leads 8 Three lead grabber set or IEC color code 1 IEC color code 2 Five lead grabber set IEC color code 1 IEC color code 2 SpO Art No 33 75 230 E530U Art No 33 75 248 E530U Art No 33 75 255 E530U Art No 33 75 263 E530U Patient SpO simulator or Nellcor PT2500 or equivalent Reusable SpO sensor Durasensor Adult Non Invasive Blood Pressure Art No 45 34 475 EH50U NBP simulator calibrated or Mercury manometer with hand bulb Dynatech CuffLink amp or Veri Cal amp Pressure Transducer Tester or equivalent Baumanometer 0 300 mmHg NBP Calibration Assembly Art No 28 77 855 EE54U NBP connection hose 3 7 m etCOs Art No 12 75 275 EH40U 5 00 0 03 CO balance No Calibration Gas Cylinder Art No 28 68 532 EE54U Calibration Gas Regulator with elbow fitting Art No 28 68 540 EE54U Mercury barometer with mm grade Invasive blood pressure IBP simulator w test cable Cardiac Output DNI Medsim 300B or equivalent SHP ACC C O INTERMEDIATE CABEL Temperature Art No 33 68 458 E530U Temperature simulator w test cable 2 cables req d DNI Medsim 300B or equivalent Temperature Y Cable Art No 55 92 154 E530U SHP ACC TEMP ADPT CBL 1 4 JACK 2 req d Leakage Art No 51 98 333 E530U Leakage Tester Output Cables Bender uP
78. bient light 8 Press Main Screen key to return to MAIN screen The following tests verify that membrane switches on the front panel are functioning properly and that the signal from the key is processed by the Siemens Medical Systems EM PCS Danvers 49 Service Manual SC 8000 Patient Monitor 6 1 6 2 6 3 6 4 6 5 6 6 6 7 ON OFF Key Main Screen Key Alarm Silence Key Alarm Limits Key All Alarms Off Key Code Key Record Key Front Panel Control PCB Functions controlled by the fixed keys are individually verified elsewhere in this Chapter as required Note Before beginning Key tests access Main menu Select Monitor Setup Monitor Options Speaker Volumes and assure that Attention Tone Volume is set to other than OFF The ON OFF key initiates the power on sequence if the monitor is powered off and powers off the monitor initiating a brief power off piezo alarm if the monitor is powered on Note This test can be omitted if the procedure of section 3 1 has already been performed 1 Press and momentarily hold ON OFF key 2 Verify that powered state of monitor changes 3 Set monitor to powered on state if monitor powered off The Main Screen key sets the display to the MAIN screen 1 Press Menu key to display Main menu 2 Press Main Screen key and verify that Main menu extinguishes and display returns to MAIN screen The Alarm Silence key silences an alarm tone for one minu
79. blem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers SC8000 SM apc fm 06 99 kaupp 95 Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 80117xxx 80118xxx Serial Interface to Remote Keypad related Try disconnecting reconnecting keypad If problem persists swap cable with known good keypad If problem persists replace Main Processor Board Subassembly 80119xxx 8011axxx Temperature related MultiMed Pod Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 80127xxx 80128xxx bkg operational determined MONITORING SW is corrupt Background entity determined that the Main Software was corrupted BAD CRC Try upgrading SW to currently released version If error persists replace Main Processor Board Subassembly 8012901e boot_validate_download_card could not open close one of the boot files Software memory card may have been removed during a download or the card may have become corrupted Re download monitor software If problem persists re
80. ce channels The ratio is compared to a look up table in memory to establish the correct value in units of mmHg The pod then sends the results to the host system for further processing and display ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 25 SC8000 SM c2 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 12 1 System Memory The system has three types of memory PROM Programmable Read Only Memory SRAM Static Random Access Memory EEPROM Electrically Erasable Read Only Memory 12 2 User Interface 13HEMO 2 4 POD 13 1 Functional Description 13 2 Pressure PROM stores the pod s program Its contents remain intact even when power is removed from the pod It has been socketed to allow for future program updates if required Besides containing the pod s program it also contains various look up tables for calculating CO parameters and the Interrupt Vector Table The system s Static RAM functions as a scratch pad to temporarily hold various system variables until they are either no longer needed by the system and are overwritten with new information or power is removed from the pod and the RAM contents are lost The EEPROM holds system parameter information that must be retained when power is removed but must also be modifiable by the processor The device contains multiple copies of system information such as calibration factors sensor serial number and span cell number to ensure data integrity A S
81. ckup should not be confused with the internal and external batteries used to provide power to the monitor base unit when primary power is lost Non volatile memory lithium battery backup is controlled by a power supervisory device that provides a power reset during a power loss condition Note No provisions have been made to recharge non volatile memory backup battery Eventually 210 years battery must be replaced MPC 860 has an embedded communications processor capable of executing several protocols such as UART or Ethernet The 860 communications channels are used as follows SCC1 Ethernet 10 Mbits sec future option SCC2 SC 9015 UART selectable baud SCC3 MVP 1 UART selectable baud SCC4 MVP 2 UART selectable baud SMC1 main diag UART 19 2 Kbaud SPI a d power monitor SCC3 serial pod data SCC4 serial pod data SMC1 front end diag UART An additional UART implemented in the FPGA contains a large FIFO and interfaces to the chart recorder The monitor base unit has twelve fixed function keys and a fixed key dedicated as a power on off switch The power on off switch is unique in that it is not directly available via a status read command but rather is input to the power supply subsystem interface where the switch state is detected and processed Detection of a power off condition causes an interrupt to the host processor The rotary knob is a 16 detent rotary knob Each detent position indicates a click clockwise or counter
82. d the knob should prevent scratching by the jaws of the tool and allow the knob to be reused 2 To install or reinstall a knob align and firmly press knob onto shaft 2 2 Replacing Fan Fan G4 in Figure 3 1 is located behind back panel beside AC power connector and can be replaced without removing outer case of monitor 2 2 4 Removing Fan 1 With monitor on a clean flat surface unplug external power cable and disconnect all signal cables from the monitor 2 Remove and save five Phillips head screws that secure back panel to monitor chassis 3 Remove back panel Note Required direction of fan rotation is indicated on side of fan housing 4 Carefully unplug fan cable connector from connector on fan housing Caution If the connector gets damaged the monitor will need to be opened and the complete fan subassembly replaced 5 Slide cable through slots in fan housing to free cable from housing 6 Remove and save two screws that secure fan to back of chassis and remove fan 2 2 2 Installing Fan Reverse steps of Section 2 2 1 to install fan Observe proper orientation of fan housing as noted in step 3 2 3 Opening Monitor Except for Fan and Rotary Knob replacement open monitor to access replaceable components and subassemblies Use following procedure Caution Pag a Assure that both you and the work area are properly protected against static electricity discharge ASK T924 02 7600 Siemens Medical Systems
83. dr RES REG REA Bawa AA add 31 222 installing FA 6566008645855 RUPEE AA 31 2743 ODONIS EIDEM ondas PABRIKA GG bah 656656 es iw bo KUDA KAAGAD 31 24 Battery and Tray i cei ci dei bed xp Rag REP RRESSRQUREGARGASAT RE g EAR ERE cheeses 32 2 44 1 Removing Battery 4233p ah skeen uo ka heed eee Ree eee ae ba eee 32 242 REMOVING DIE 45 02 auod uk XR hese does etd Hae KITA RU Ree RR 32 24 3 Installing Battery and Tray 0 ee 32 2 5 Power Supply APAPAP PAA AA pied AA 32 25 1 Removing Power Supply i ususnberk auk KK AKA ROCK CR EROR CR ORC meme 32 252 Installing Power Supply 1 22 222422224 55 acra a y RapRRRA A RLRA 33 iv Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM fm 09 99 kaupp SC 8000 Patient Monitor Service Manual 28 Connector VO PE Board iaxasossasadEskakkdsaRREXG Ada AR KAWA KABAN n Li 33 2 6 1 Freeing Rear Panel Interface Board eee 33 2 62 Freeing Front Panel Interface Board 4 cee eee 33 Figure 3 2 NBP Pump Subassembly and Speaker 34 2 6 3 Reinstalling Connector I O PCB Subassembly LL s 35 2 7 Main Processor PCB Subassembly 2 2 2 eee eee eee 35 2 7 1 Removing Main PCB subassembly 02 002 e eee eee eee eee 35 2 7 2 Installing Main Processor PCB Subassembly naana 35 2 8 Speaker Subassembly 2 2 cicccs cc cincccavsserseaesescsadceasererseaesess 36 2 8 1 R moving Speaker
84. dure verifies that the monitor is communicating with the Recorder 1 Connect known good R50 Recorder to monitor 2 Press Menu key and access Monitor Setup Biomed Service 3 Enter Service password 4712 and select Accept 4 Select Bedside Setup and set Waveform Simulator to ON 5 After monitor cycles bring up MAIN screen 6 Press Record fixed key 7 Verify that recorder begins to dispense waveform printout 8 Press Stop key on recorder to stop paper flow 9 Press Menu key and access Monitor Setup Biomed Service 0 Enter Service password 4712 and select Accept 1 Select Bedside Setup and set Waveform Simulator to OFF 20 LeakageTests SC 8000 monitors are AC voltage operated devices Leakage tests assure that under both normal and fault conditions any leakage current does not exceed values given in Section 20 2 20 1 Resistance Test 1 Using DMM Fluke model 8050A or equivalent measure resistance between ground stud on rear panel and earth pin on the AC inlet i e where the cord plugs in Note Since the value of resistance is very small you are reminded that itis necessary to account for lead resistance in the measure ment Prior to measuring the resistance between the ground stud on the rear panel and the earth pin on the AC inlet connect both meter leads to the ground stud and measure the meter lead resistance Subtract this lead resistance value from the DVM reading obtained in the ground stud
85. e EEPROM contains serial s calibration constants and configurations The I O space also includes the Bridge to the FRONT END bus and a port to the REMOTE COMM bus The Bridge to the FRONT END bus is unidirectional This means that the Main processor may read and write to the FRONT END bus but the Front end processor can not access the MAIN bus The Front End bus is a 32 bit data bus connecting the second MPC860 to its main bank of 4 meg DRAM memory The program for this processor is downloaded from the main processor during initialization The DRAM is optimized for multiple word transfers allowing efficient cache fills Both processors contain 512K of battery backed SRAM for trend and other patient data storage Data is exchanged through the common memory This bus has multiple bus masters that include the following Front End 860 Main 860 DSP DMA POD Comm DMA a POD is a configured front end DRAM Refresh The COMM bus interfaces to a network controller and other local serial buses including MIB IGraphics Gas Monitoring and other peripherals The host is stalled until completion of all read operations but is released after a write is latched to be serialized The hardware provides several circuits for error detection error recovery and safety The main processor bus front end processor bus and COMM bus both have timeouts implemented with the arbiter to prevent a lock up of the system The main 860 and the Front End 860
86. e to MultiMed POD 1 Verify the following Simulated SpO waveform appears and digital SpOs and pulse rate PLS values correspond to simulator settings V symbol blinks in SpO field and pulse tone sounds synchronous with appearance of V symbol 1 Select Pulse Tone Volume in SpO menu 2 Vary volume setting and verify that pulse tone volume changes 3 Set Pulse Tone Volume to OFF and verify that tone stops Then reset pulse tone to ON 4 Do either of the following as appropriate a If using variable simulator change oxygen saturation value and verify that pulse tone frequency pitch increases as SpO level increases and decreases as SpO level decreases b If using pocket tester or equivalent replace tester with adult finger sensor and place sensor on your finger Your SpO2 reading should Siemens Medical Systems EM PCS Danvers 53 Service Manual SC 8000 Patient Monitor 8 4 SpO Limits Alarms 9 Temperature Function 9 1 Temperature Test Setup 9 2 Digital Readout 9 3 Temperature Calibration Check 9 3 1 Recommended Equipment 9 3 2 Procedure 10Non Invasive Blood Pressure Function be reading obtained from tester and frequency pitch of pulse tone should increase 1 In Alarm Limits Table set SpO upper limit to 10096 lower limit to 80 and assure that alarm is ON 2 Set simulator to an SpO value outside of set limits 3 Verify that monitor responds with serious Alarm indicatio
87. ed message appears on display 5 Press Zero All key on HemoMed Pod Note All four pressures are zeroed simultaneously in the monitor even if only channels A and B are to be used in the HemoMed Pod 6 Verify that a Zero Accepted message that changes to Static Pressure appear in the message field 7 Select a pulsatile pressure on patient simulator 8 Assure that Cal Factor and Manometer Cal are set to 100 9 Verify that pressure reading on monitor agrees with values generated by pressure signal from simulator If verifying only SC 8000 omit remaining steps in this section and go to section 12 2 If also verifying HEMO POD go on to step 10 10 Unplug BP adapter cable from channel A on HEMO POD and plug it into channel B 11 Verify that pressure reading on monitor agrees with values generated by pressure signal from simulator 12 Do either step a or step b as appropriate a lfHemoMed Pod has four channels unplug the BP adapter cable from channel B and plug it into channel C then go on to step 13 b IfHemoMed Pod has only two channels bypass remaining steps of this section and go to section 12 2 13 Unplug BP adapter cable from channel B on HemoMed Pod and plug it into channel C 14 Verify that pressure reading on monitor agrees with values generated by pressure signal from simulator 15 Unplug BP adapter cable from channel C on HemoMed Pod and plug it into channel D 16 Verify that pressure reading on
88. edical Systems EM PCS Danvers 69 Service Manual SC 8000 Patient Monitor Table 5 10Parameter Signal Problems 10MultiMed POD Parameter Signal Problems Symptom s Possible Cause s Troubleshooting and Remedial Action Failure to report lead off condition MultiMed POD malfunction Main Processor PCB malfunction Check MultiMed Pod contadct for possible If problem persists replace Main Processor PCB If problem persists contact TSS in Solna or Danvers contamina tion Clean if required If problem persists replace Pod Subassembly ECG Resp waveform noise Incorrect setting of line frequency for customer site Poor connection or intermittent break MultiMed POD malfunction Main Processor PCB malfunction Access the Service Menu under Monitor Setup gt Assure that the setting is proper for the frequency of If problem persists check cables connections and Connect grabber connectors of an ECG lead set to a Watch for a distinct change in noise level indicating Replace a defective ECG lead cable or MultiMed If no cable connector or POD problem replace If problem persists contact TSS in Solna or Danvers Biomed Service in the Main menu the power source at the customer site MultiMed POD for intermittent breaks common conductor such as the shank of a screwdriver blade to produce a flatline ECG waveform the source of the p
89. emoMed Pod fails to function try replacing the sensor or cable If problem persists replace the Pod ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 73 SC8000 SM c5 fm 09 99 kaupp Service Manual SC 8000 Patient Monitor 13 2 IBP Malfunctions Table 5 13IBP Malfunctions Conditions Possible Cause s Troubleshooting and Remedial Action Zero All key C O Start key or Wedge key on Pod fails to initiate function Pod malfunction Cable malfunction Main Processor PCB malfunction 2 If problem persists replace Pod 3 If problem persists replace Main Processor PCB Try replacing Pod monitor cable Subassembly calibration check Main Processor PCB malfunction 4 If problem persists contact TSS in Solna or Danvers IBP fails to zero Cable malfunction 1 Unplug all patient parameter inputs to the monitor property ortals Pod malfunction 2 Set Patient simulator for an IBP static pressure 0 3 Plug Pod output cable into monitor 4 Check that Zero Required appears in message 10 Increase simulator pressure to 100 mmHg 11 If monitor reading 100 1 mmHg return monitor If either message or parameter box fails to appear 1f problem persists replace Main Processor PCB Select IBP parameter field on MAIN screen and Select Zero in menu and press in on rotary knob 9 mmHg and plug simulator into Pod field and that IBP parameter box appears on dis
90. emoving Installing Adv Comm Option PC board Remove and save four screws CD in Figure 3 9 that secure Adv Comm Option PC board to chassis Lift side of Adv Comm Option PC board and unplug comm cable connector from COMM 1 X4 connector on board Carefully lift Adv Comm Option PC board out of subassembly sliding flex and power cables out of slot in side of chassis as you lift board Note Be carefull to NOT remove insulating material that adheres to slot and protects flex cable from abrasion Do either a or b as appropriate a If replacing Adv Comm Option PC board omit remaining steps in this section and go to step 5 in Section 2 13 4 on page 43 b Otherwise set Adv Comm Option PC board aside in static protected environment and continue to step 8 Reinstall screws removed in step 4 to safely store screws and 1 4 dia x 3 16 6mm dia x 4 5mm spacers in Figure 3 9 on threaded mounting posts for use in reassembly Remove and save four screws and 4 in Figure 3 9 that secure Adv Comm Option subassembly chassis to threaded mounting posts on Main PC Board heat sink Note Note difference between screws 3 and screw 4 in Figure 3 9 Screw a was selected to prevent possible interference with installation of MIB 1 amp 2 Option and must be used in mounting post indicated 10 Lift Adv Comm Option chassis out of SC 8000 monitor and set aside for use in reassembly 42 Siemens Medical Systems EM PCS Danve
91. ents when top cover of Adv Comm Option subassembly is secured in place b If MIB 1 amp 2 Option not installed resecure loose end of CAN connector cable to bottom of Adv Comm Option chassis Slide top cover of Adv Comm Option subassembly onto chassis so that mounting holes in cover align with threaded holes in lip of chassis making sure tongue on back of cover slides under lip of chassis Insert and tighten five flat head screws removed in step 3 of Section 2 13 1 on page 39 to secure cover to chassis Reapply protective tape onto back corner of Adv Comm Option chassis as noted in step 2 of Section 2 13 1 on page 39 Plug network cable connector into network connector on Adv Comm Option subassembly Note Replug 4 wire power cable connector back into rear panel interface PC board power connector X14 if disconnected Close Monitor Refer to Section 2 14 Reinstall battery tray if removed and battery See Section 2 4 3 With monitor positioned topside up and back of monitor facing you slide top cover onto monitor Turn monitor topside down on a clean flat surface and install six Phillips head screws along outside edges to secure top cover to chassis 44 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp Turn monitor topside up with back of monitor facing you and set back panel into
92. er Airway adapter or 1 If adapter or sensor window occluded clean Failure message sensor window window occluded 2 If problem persists replace airway adapter Airway adapter malfunction 3 If problem persists replace sensor Sensor malfunction 4 If problem persists replace etCO pod 13HEMO2 4 Pod HemoMed Pod 13 1 Readings Missing or Disruption in communications to an external pod is caused by the pod itself Inaccurate by a cable problem or by a communication problem on the main processor board Power for an external pod is supplied from the main processor board when the board senses that a load is present If the monitor is not reporting connection of a Hemo2 4 pod 12 lead pod or tepO2 CO2 pod use the following test to determine first whether or not the pod is being detected Note Only the Hemo2 4 pod communicates with the monitor The Aux Hemo2 Hemo2 4 Pod is a digital device the HemoMed Pod is analog Or Connect a 1502 4W resistor between pins 1 and 3 on the suspect port see Aux Hemo3 illustration at left and check monitor display for a pod connection error DEVICE FAILURE ON HEMO CONNECTOR x If no error message displays the problem is on the main processor board Replace the Main Processor PCB Subassembly If error message displays problem may be in cable pod or main processor board Replace defective component as required If only one input or output on a HEMO2 4 or H
93. er Supply Harness 57 38 013 E549U 8 Power Supply Entry Module Harness 57 38 468 E549U 9 R393 Access Port Cover 59 56 979 E549U 10 Fan 57 40 936 E549U 11 Main Processor PCB Subassembly 57 40 050 E549U 12 Rear Bezel w o installed Adv Comm Option 57 36 470 E549U 13 Top Cover 57 36 397 E549U 80 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apa fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Figure A 2 Front Bezel Subassembly and Top Cover Table A 2 Front Bezel Subassembly and Top Cover Replaceable Parts Subassemblies Hn Description PAg no UNG 1 Front Bezel Subassembly 59 43 597 E549U 2 Label Kit for Front Panel 59 43 589 E549U 3 Optical Encoder Subassembly 43 11 622 E533U 4 Rotary Knob 43 16 662 E533U 5 R393 Access Port Cover 59 56 979 E549U 6 Top Cover 57 36 397 E549U ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 81 SC8000 SM apa fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Figure A 3 Adv Comm and MIB 182 Options Table A 3 Adv Comm and MIB 182 Options Replaceable Parts Subassemblies jen Description ps dad 1 MIB 1 amp 2 PCB 50 90 794 E530U 2 IDS Adv Comm PCB 59 48 356 E549U 3 14 P USD Adv Comm Cable Asy 59 49 693 E549U 4 CAN Adv Com Cable Asy 59 49 685 E549U 5 Rear Bezel w Adv Comm Option 59 47 630 E549U 6 Ethernet Interconnect Cable 57 40 985 E549U 82 Siemens Medic
94. esent design configuration of the SC 8000 Power Supply Input 100 Vac 2 5A 240 Vac 1 3A 50 60 Hz Power Supply Output 11 0 to 15 volts DC 6 0 Amps Max Buss Fault Detection 8 97 V 1 Battery Source 12V Lead Acid 9 8 to 15 VDC 6 0 Amps Max Voltage 12V Discharge Time 20 minutes The Front Bezel provides an interface to the various operator related functions The interface consists of circuitry and connectors that allow the main processor to access all of the operator related functions The front panel interface section of the Connector I O PC board provides an interface between the main board and the front bezel components It is a cable harness for these components and is unique in its construction The board provides for unit rotary knob input and keypad interface Siemens Medical Systems EM PCS Danvers 15 Service Manual SC 8000 Patient Monitor 8 3 Local Rotary Knob fixed Keys Interface 8 4 Battery power LED Interface 9 MultiMed Front End The SC 8000 base unit has twelve fixed keys An additional key is dedicated as the power on standby switch The rotary knob interface provides a 2 bit encoder output and also a rotary knob push button signal output All of the key rotary knob signals are filtered All of the keypad switches have pulldowns except the power on standby switch Thus the power switch signal output from the front bezel is pulled up by the power switch interface located in the power supply sect
95. et kae Ad neitt siba PERAR R set Re dod d E XR de Nd RENE RE 21 Figure 2 12 NBP Functional Block Diagram 0c cece eee eee 22 iii AAP AAP UR rci CR ee Ro d RR APA Wales 22 10 HHEOOUOHON AA 22 10 2Pneumatic Subassembly ees 22 SAL 6 56 Sess 6 Soe heh eet RGAE Ge EE CR RN RESI ARR EAS PRESA RES 23 16 4Pneumatic Controls ois hestiica seer daas lees ee dene GD kara wa4swoxza uere sad 23 TO SSRIS TING auda ad dob RACE APP AR SON OCC HC WO EAR RC OCC RE 23 IW GLOGS gate ANTAY uucereisd il EAR ERRRSXG BA REV P RE REN SEG Lhe ed E Edd E xr d 23 10 2 Non velatila MOMONY sss ens RANA RANG RE Rea E que Eu I RR INR RR KE eS 24 10 8Hose detection 2 cdsosikauwxack kie x EX E RAROG HERE Rx kx X ROE Fea EacE d weeded 24 10 9 Watchdog TIMET iiis osadsy ek EE BG KANG ERG RR AO DLA OS RO EES DOS ES Ae AR 24 Figure 2 13 HemoMed Front End 2 cece eee eee eens 24 ThemoMad Front End 2 o lt 4 66 06 6264 uos pr xad ow 5 AS Soe Rho wd qua Rd RR RR 24 TA Mtr QUOD orsus Say 05 SG RE RC DERE AA E qa 24 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers ii SC8000 fm 09 98 kaupp Service Manual SC 8000 Patient Monitor WE PESSE 132r tana te 3r da3 o Fac C208 PAA RUN Ed d UR 24 TL SAP CUTOUT iho e PER E LEX QNSE er EREK EAR EEG CEP VEG Rx RR FE 25 Figure 2 14 etCO2 Sensing Process Functional Block Diagram 25 TO POU quaa wed an OLONA bd daa Vas RE RE R de dco do CE Rad E CX YN s 25 TE LA AL TUN RA Eve aerd bei
96. etween the Host and the LCD s Up to three push buttons are provided for user interface There is one for pressure zero one for Cardiac Output Start and one spare The interface of the buttons to the Host is handled by the gate array In the event a defective pressure sensor presents a short circuit to the excitation voltage source the voltage source goes into current limit during the bad transducer s time slot The SC 8000 has been designed to function in standalone mode or in an INFINITY NETWORK It is not compatible with SIRENET The Comm Option PC board supplies power and communications interface for peripheral devices associated with the monitor The major circuits include a high speed serial link to the Patient Monitor control and status registers to the 68302 processor and miscellaneous functions The serial link functions as a bus master on the local bus The 68302 performs bus arbitration The registers and miscellaneous functions are slave devices on the bus and completely accessible to the 68302 The Comm Option PC board contains SERIAL EEPROMs which are programmed in the factory with various configuration parameters One contains factory programmed field service data and is read only in the field A second EEPROM is field programmable and contains various configuration parameters 28 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp Chapter 3 Repair 1 Introduction The follow
97. for HemoMed Pod 58 12HemaMed Pod 25e E RE REREEG RERO RAE RR ew E EX EX A RR DR Re REO E ABE don 58 TZ IBP Funto iuunuessss bue ds p Pda do ka Xon e dod ded b RR es dra a ado ea n 59 12 1 1 BP Test 860 sss sa ex og REVAGUGEVESGGCFEAG RY WEGE VERG REG GA EG WG 59 12 1 2 Channel A Llsroaoruas uou ka rq d s shcibPixJEEG RAT BAI KING RANA Re cR ii as 59 Te ee E B uiis end PARE REX RWERPIRADEEKC E ERES ERR EA RE RA AA AE 59 12 1 4 Channel G a kA K AR KKK AAP REX Ra AERXG ERES esagu Reid E ERE d Ras 59 12 1 5 Chan D 424i p sets REOR AC ROCA OR RC ACER RC AR ACA RR E RC ACC CR 59 Figure 4 3 IBP Functional Verification Test Setup for HEMO2 4 PODs 60 122Cardiac Output Function ciiuuasoocccao aakuR RR Ea RReRCA ACER ERRARE 60 TSHEMO PODD 6 ice tect KA AG KH NLNG Rad dd esse shard e a Re cd ado rbd q rw teased 60 T3 JIBP FUNGLION uuu sies e tates REOR RORAREREN Eg EXON Qno raa b RR Pac Een wee ee 60 13 1 1 IBP Test Setup 277x ceded fhe eae RSet Ke ewe REA OIE TER aa RE ERWAN ANG 60 13 1 2 HEMOZ A POD Channel A 224542222 520222243242 2354224542452z24553 60 13 1 3 HEMO2A POD Channel B oo iconic es eens dace dae vet es PIRENA meee ees 61 13 1 4 HEMO4 POD Channel G o cies os eh os eb tare do TRU REaVR Fer E RO Rh 61 13 1 5 HEMO4 POD Channel D 2 2 44124 4 B hn seid Esame ERR DULAG AKLAS 61 13 2Temperature Function lilllllelseelllllll rA 61 13 3Cardiac Output Function 1 22552 zauscoeEP Ra RAC RERGGAMG E hiii k
98. ger screen display in place of pick and go functionality It also differs in several other significant ways It has no integral display but instead provides an output connector for a separate VGA Display It is AC powered and has a built in power supply An internal battery maintains monitoring functions for up to 20 minutes in the event of temporary AC power loss The battery does not however provide power to the VGA display It is fan cooled instead of convection cooled It has no etCO module capability but instead uses an etCO pod When equipped with Advanced Communication Option it provides MGM and MIB support as well as up to 5 user defined setups This Manual is intended to serve as a source of technical information for qualified personnel to use in servicing SC 8000 Monitors and associated peripheral devices In light of the state of the art technology used in the manufacture of Siemens equipment proprietary nature of the software and specialized equipment required for replacement of most individual parts Siemens policy is for SC 8000 monitors and peripheral modules specifically related to the SC 8000 to be serviced to only the field replaceable subassembly level Replacement of components other than those listed in Appendix A Replacement Parts should be performed only at Siemens service depots User Guide for the installed software version Hardware and Software Installation instructions Service Se
99. gned to operate with resistive strain gage pressure transducers having an output impedance of less than 3000 Ohms and an input impedance between 3000 and 200 Ohms Excitation voltage is applied in pairs Press 1 and 3 share a driver as well as Press 2 and 4 The output signals generated from the pressure sensors are passed through filter and clamp networks which limit and filter RF noise The pressure excitations are monitored for fault detection 24 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 11 3 Cardiac Output The two thermistor signals are connected to a precision resistor network to linearize voltage vs temp curve of the thermistor The thermistor signals are filtered and clamped before amplification Two calibration voltages are also sampled by the A D converter to correct amplifier offset and gain errors The catheter also has a reference resistor which is read for calibration The front bezel switches on the HemoMed are converted to unique voltages when pressed allowing a voltage to be sent to the A D converter which can be decoded by the front end processor into the corresponding switch closure IR Source TFR m Heated windows Light Sensor e Prism Filtered CO se Light Sensor Normal Optical Filter 4 24 um Figure 2 14 etCO Sensing Process Functional Block Diagram 12etCO Pod The
100. her ECG electrode The resulting 40kHz voltage drop across those electrodes is proportional to the impedance Specially balanced true current sources do not load the ECG electrodes or distort the ECG morphology The waveform of the current is preemphasized to reduce bypassing effects of cable capacitance The returning 40kHz differential voltage is amplified synchronously demodulated and low pass filtered The resulting dc coupled waveform is converted to single ended form further low pass filtered and passed to the A D multiplexer An ac coupled stage with an autobloc dc restorer feeding a separate input to the A D multiplexer also provides additional gain Tcal Host bei Temp VV hon U gt C o mm X Figure 2 10Temperature Functional Block Diagram Refer to Figure 2 10 Designed to meet the stringent German PTB requirements including detection of marginal accuracy due to degradation of a single component A second temperature channel is also available Temperature is sensed atthe patient by a non linear negative temperature coefficient thermistor This is linearized with a precision resistor network and excited by the same reference as the A D converter to a produce ratiometric digital output An input multiplexer MUX selects among the external signal and internal reference dividers simulating 5 and 50 C The dc amplifier matches the dynamic range of the A D by combining amplifying and
101. iMed cable and all other patient inputs unplugged from monitor power cycle monitor Select NO to clear display Plug cable from HEMO POD IBP SC 9000 output into Aux Hemo3 input on front of SC 8000 monitor With MAIN screen displayed connect BP output from simulator to first input channel A on HEMO POD adapter 4 Set IBP simulator for a static pressure O mmHg Note Zero Required message identified by same pressure label is shown in LCD window for channel A on front of HEMO POD appears on display Monitor Zero Function 5 Press Zero All key on HEMO POD 6 Verify that a Zero Accepted message that changes to Static Pressure both identified by the same pressure label appear in the message field 7 Select a pulsatile pressure on patient simulator 60 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 8 Assure that Cal Factor and Manometer Cal are set to 100 9 Verify that pressure reading on monitor is in agreement with values generated by pressure signal from simulator 10 Plug cable from HEMO POD IBP SC 9000 output into Aux Hemo2 input and repeat steps 3 through 9 Otherwise continue 11 If functionally verifying only the SC 8000 omit the remaining steps in this section and go to section 13 2 If also functionally verifying HEMO POD go on to step 12 13 1 3 HEMO2 4 POD Channel B 12 Unplug BP adapter cable from channel A on
102. ia Rad waa aed 62 TaAMIenmbIV BackUp ouod Lek Y PLA RRY Y WR GAEGHE LOG bien ob RR e ACIER do CR 62 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers vii SC8000 fm 09 98 kaupp Service Manual SC 8000 Patient Monitor 15MIB 1 amp 2 and CAN Options if installed Lll 62 16Adv Comm Option if installed llle 62 TZ OB HO OTIO uaa icd 3d decl ERO d ORO I CICROUA rp OR ode le d NERD RACK REC d 63 18Battery Charger Circuit sssri darasidan s ArAnA RIES REAREA ELEN ERSAN 63 TSBecorder FUNCHON a kam GERA RAR preken saani herana dD OAS TARR Hea RACE SOR RE 63 Z EealcigeT ests i i uo oko does doa dr bas ded RC Ledhokewtaeteawd deal inu Rn 63 20 Resistance Test XX KABABAAN ES RGAARY bx d WR OPE oa RUD P PRUNUS RARE 63 Figure 4 4 Leakage Current Test Setups 2 2 00 cee eee eee eens 64 20 2Leakage Current TESIS ooucuuaueauczexa ekemruxisdaxrara kd ma ak ad haa dre 64 Chapter 5 Troubleshooting leleeeeeeeee nnn nh 65 a 242555400508 300140003 deed e REG Pa bd ec BG Rud Jur RR Rd RE 65 2 Recommended Tools and Test Equipment lllleeeesss 65 Table 5 1Recommended Tools and Test Equipment 65 3 Power PRIOBIENIS oras cauaorAised A wane bien Graders a caede dor A RUE PEN NDN A ane Ed 66 3 1 Power Problems a sec ssoxo sa gu RRREGIRRFRG3OK RR EX YR KR Race RR RA ERR KCN 66 3 1 1 No Response When POWER ON OFF Key Pressed
103. iemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM fm 09 99 kaupp SC 8000 Patient Monitor Service Manual MNBP uoouakasskzascka E ce45 2 243 222223 NAG Ed Edd d acero NOBELA PAKANA KANA 71 11 1NBP Error Messages ulinsese ke 0 eo S25 E d Rad Fuer cau PSOE ee eRe E E ES 71 1T1 2NBP Treublesheotlilg voee rz kac uar n e mado ura PAP PDA SR SG RSS E YN 71 Table 5 11NBP Malfunctions llllllelseeeeeee rh 72 126 C02 Malfunction uaa beds 3X4 4133 341 92 XX AA EROR Cee ee ESE eRe GA 73 13HEMO2 4 Pod HemoMed Pod seeeleeeeee eres 73 Table 5 12etCO2 Malfunctions lessen 73 13 1Readings Missing or Inaccurate eee ee 73 15 21BP MIalFulCLIOHS educi ga KAR PIE Guba Rep uorke qe MERE S dede ee tee ee Ree pend iden 74 Table 5 13IBP Malfunctions 224 4 2c ee 74 13 3No Printout from Recorder 22 0 eee 75 Table 5 14Recorder Problems 02 000 00 e eee 75 14Patient Related Data Not Retained or Monitor Fails to Compute Trends 76 15Software Loading Problems 2 cuskuuarohr Rr ha 76 16Difficulty acquiring export protocol data llsll es 76 17Total or partial loss of network communications sees sess 76 Problem PIP s RERO 1 77722 510 1 2 APA ee Sake ee 77 Appendix A Replacement Parts 2 000 cee eee 79 Figure A 1 Basic SC 8000 Monitor Top Cover Removed
104. ification Checklist on page 111 Software and certain of the monitor s hardware components are continually checked first during power up and later during on line self tests All monitor functions that are tested are performing in accordance with design specifications if no error messages exhibit Perform all functional verification and calibration procedures with the monitor off line Disconnect all patient parameter signal inputs from the monitor and plug in signal inputs from patient simulators and industry standard test equipment only as instructed to do so To assure that the monitor is off line unplug network cable from monitor If the monitor fails to perform as indicated for any specific function during functional verification procedures troubleshoot the monitor using procedures in Chapter 5 Troubleshooting of this Manual and remedy the malfunction before attempting to complete functional verification Use specified recommended tools and test equipment given in Table 4 1 below or a known equivalent when performing functional verification tests Substitutions are approved only if an equivalent is listed Use of other test equipment and or accessories could result in inconclusive tests or damage to system components Siemens Medical Systems EM PCS Danvers 47 Service Manual SC 8000 Patient Monitor Table 4 1 Recommended Tools and Test Equipment Tools amp Test Equipment Description ECG Resp P
105. in Processor PCB malfunction pamass 3 If voltage OK replace power cable Connector I O PCB l malfunction 4 If problem persists replace Connector I O PCB 5 f problem persists contact TSS in Solna or Danvers Monitor plugged into Power Supply Check for 12Vdc across red and black wires at clinical site power Connector O PCB output connector of power supply If voltage not OK source AC power LED maltunction replace power supply 2 If problem persists replace Connector I O PCB 3 If problem persists replace Main Processor PCB Subassembly If problem persists contact TSS in Solna or Danvers 3 1 2 Power On Off Piezo Tone Fails to Sound Table 5 2 Power off Alarm Malfunction Symptom s Possible Cause s Troubleshooting and Remedial Action Piezo tone fails to Main Processor PCB Replace Main Processor PCB Subassembly Sonne wien monitor malfunetign If problem persists contact TSS in Solna or powered on monitor Danvers loses power or on power off 66 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp SC 8000 Patient Monitor Service Manual 3 1 3 Power Up Sequence Fails to Complete Properly Table 5 3 Power up Process Malfunction Symptom s Possible Cause s Troubleshooting and Remedial Action Monitor fails to complete power up sequence e g powers itself
106. ing Sync buffering power for the ISD fan control and circuitry to convert the cartridge connector of the SC7000 to a pod connector The other functions of this board are identical to the SC7000 connector board which include EEProm and a cable harness The main board has three main sections see Figure 2 2 processor power conversion and front end Each section is shielded from the others The processor section contains all computer functions of the monitor It contains two MPC 860 processors a VGA graphics controller and a 2181 DSP All of these devices communicate using one large FPGA field programmable gate array that is downloaded at initialization The FPGA contains all custom circuitry used in the computer including the processor bridge comm transmitter pod com DMA DSP interface NBP interface and I O interfaces for both processors Configuration of the FPGA may be updated with the Software through the memory card adapter The power conversion section operates on a DC input from 11 to 15 volts It switches between the power supply and the internal battery for the proper power source and generates all necessary dc voltages for the unit It charges and maintains the internal battery This section also contains the patient isolation for the two internal front ends as well as two general pod comm ports It also has the power control for the NBP pneumatics The front end contains MultiMed and HemoMed circuitry The MutiMed front
107. ing Monitor b Otherwise if NOT installing MIB 1 amp 2 Option go to step 1 of Section 2 13 6 Remove screws reinstalled in step 3 of Section 2 13 2 on page 41 Slide MIB 1 amp 2 Option PC Board connector in Figure 3 9 into connector on Comm Option PC Board in Figure 3 9 and seat board in Comm Option chassis Insert any MIB External Vendor Device cable into MIB connector to assist in proper MIB PC board alignment Insert and tighten mounting screws 3 in Figure 3 9 to secure MIB Option PCB to Comm Option chassis Remove MIB External Vendor Device cable inserted in step 3 Plug CAN cable connector formerly taped to bottom of comm option chassis or plugged into X5 on MIB 1 amp 2 Option PC board into connector on MIB 1 amp 2 Option PC board in Figure 3 9 Remove labels covering MIB 1 amp 2 Option ports on side of SC 8000 top cover if installed Dress cable from Comm 1 connector on Adv Comm Option PC board so that it exits chassis via slot in side of chassis beside connector routes along top of rear panel interface board behind Recorder connector X5 and VGA connector X4 and reenters Adv Comm Option chassis via slot in side of chassis near corner Locate ferrite shield outside chassis near slot where cable reenters chassis Do either a or b as appropriate a If MIB 1 amp 2 Option installed dress cable from CAN connector so that ferrite filter is positioned so as to not interfere or damage any compon
108. ing procedures are applicable to the SC 8000 Patient Monitor as of the date of publication of this Manual Subsequent changes may be published as a supplement and or posted on the Siemens TD Intranet site http www td med siemens de under EM Product Information Before attempting to open the monitor always do the following Unplug all cables from connectors on the back and front of the monitor Remove monitor cover and unplug main cable from battery Caution Pg a Assure that both you and the work area are properly protected against static electricity discharge 2 Replaceable Items Refer to Figure 3 1 and Figure 3 6 The following items are available for replacement in the field Refer to Appendix A for part numbers 1 Front Bezel Subassembly Front Bezel Language Label Main Processor PCB Subassembly Power Supply OEM Optical Encoder Rotary Knob NBP Pump Subassembly also see Figure 3 2 on page 34 8 Battery Speaker Subassembly also see Figure 3 2 on page 34 0 Connector I O PCB also see Figure 3 2 on page 34 1 External Fan 2 Rear Panel w o Adv Comm Option 3 Rear Panel w Adv Comm Option See Figure 3 6 on page 40 14 Adv Comm Option See Figure 3 6 on page 40 15 MIB 1 amp 2 Option See Figure 3 6 on page 40 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 29 SC8000 SM c3 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor NG C Figure 3 1
109. ing which display is NOT illuminated monitor sounds a chime After a few more moments New Patient prompt displays Select NO and press rotary knob in to clear prompt Note With all patient inputs removed from the monitor only adult and ALL Alarms OFF appear on MAIN screen Battery charge level bar graph date and time report in message area at bottom of display The Rotary Knob in the lower right corner of the front panel controls an optical encoder for pointing to and selecting display fields and functions 1 Press Menu key and verify that selected menu item changes for each detent as knob is rotated one complete revolution in either direction 2 Rotate knob until lt in upper left corner of Main Menu is selected 3 Press knob in and verify that MAIN screen displays The display is composed of an active matrix LCD screen with backlight Test the LCD display as follows 1 With MAIN Screen displayed verify that 17 Pixels are inoperative stuck ON 2 Press Menu key and select Monitor Setup Display Options 3 Select Brightness 4 Change setting of rotary knob and observe that brightness of display Screen varies accordingly monitor must be on battery power 5 Set brightness for AUTO 6 Verify that backlite provides sufficient and uniform background illumination for LCD while connected to external power source CPS IDS PSL 7 Verify intensity change with change in am
110. inputs applied press Alarms Limits fixed key and change limit for any parameter Note Note time on Real Time Clock 2 Power monitor off for approximately 2 minutes and then power it back on again 3 After MAIN screen displays press Alarm Limits fixed key to call up Alarm Limits Table 4 Verify that new limit s you set in Step 1 have been retained and that clock has advanced the proper amount of time 15MIB 1 amp 2 and CAN Omit steps 1 and 2 if MGM not used with this monitor Options if installed 1 With MAIN screen displayed on the SC 8000 connect MGM to Comm connector input on SC 8000 and to a hospital grade power source 2 Switch MGM power on and verify that Agent parameter box displays on SC 8000 screen 3 Plug MIB External Vendor Device cable into any MIB input and into External Vendor Device port as given in Table 2 of Software Compatibility Chart T855 xx 7600 for installed monitor software 4 Refer to Operating Instructions for External Vendor Device to set up device as required in Table 2 of the Software Compatibility Chart 5 Power External Vendor Device ON and verify that vendor parameters appear on Monitor Display in accordance with MIB User Guide Note If test mode not possible on External Vendor Device only parameter and waveform templates may display on Patient Monitor Refer to User Guide for installed softrware version for instructions on using MIB option 16Adv Comm Option Function
111. ion The battery LED is turned on or off via the associated LED control signal from the main board The power LED is connected to 5V Both the battery and power led s are green when turned on The power and battery LED s have been integrated into the membrane switch interface used for the fixed key and power on standby switch The LED on off control signals are provided by the power supply The MutiMed front end section of the main board combines 6 lead ECG 2 lead respiration temperature and saturated oxygen data gathered by the MultiMed Pod from transducers at the patient and converts them to digital form for transmission through isolators to the computer section of the main board This section also houses the NBP pressure transducer which uses the same acquisition system See Figure 2 7 on page 17 The hardware design uses a single oversampling 16 bit converter to measure all of the parameters This allows bulky analog filters to be replaced by software filters Careful shielding and filters protect against very high frequency interference from upsetting measurements 9 1 Safety Patient isolation withstands 5kV during defib Leakage currents are limited to safe values normally and during single fault conditions Patient is protected against electrosurgical burns at the electrodes Defibrillation protection does not drain excessive current away from the patient 16 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8
112. ists contact TSS in Solna or known good Display Subassembly Danvers Areas of display missing or color contaminated Connector I O PCB malfunction Graphics Processor on Main Processor PCB malfunction Replace Connector I O PCB If problem persists replace Main Processor PCB 1f problem persists contact TSS in Solna or Subassembly Danvers 7 Fixed Key Fails to Function Table 5 8 Fixed Key Malfunction Symptom s Possible Cause s Troubleshooting and Remedial Action A Fixed Key fails to initiate change Front Bezel malfunction Connector I O PCB malfunction Main Processor PCB malfunction Replace Front Bezel Subassembly Replace Connector I O PCB If problem persists replace Main Processor PCB 1f problem persists contact TSS in Solna or Subassembly Danvers 8 Isolating Cable Malfunctions In general the troubleshooting and repair approach for cable malfunctions is to use a known input signal for any given parameter and then replace a cable or sensor found to be malfunctioning Cable malfunctions including those associated with connectors on the cables generally fall into one of three cagegories Open circuits Short circuits and Intermittent conditions Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp SC 8000 Patient Monitor Service Manual
113. ize for 1 minute Do NOT run pump 4 Observe pressure drop for an additional 5 minutes Drop should be 2 mmHg in 5 minutes If not tighten all connections and fittings and retest equipment for leakage When leakage test OK go on to step 5 5 With both clamps removed reinflate to 25045 mmHg if necessary and then reclamp hose at inflation bulb 6 Observe pressure drop for 1 minute Drop should be 4 mmHg If not service monitor s internal pneumatics system and retest system for leakage When leakage test OK remove clamp at inflation bulb and go on to Section 10 2 10 2 Calibration Check Note You may have only 2 min to perform this test if the pump has run since the monitor was powered on before the H W deflation error initiates If this happens you will need to reset the monitor If the pump has not run however there is no time limit 1 Return to Main menu Using hand bulb increase pressure to 250 5 mmHg if necessary and allow it to stabilize for 1 minute 2 Verify that pressure values displayed on monitor and pressure indicator are within X3 mmHg of each other ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 55 SC8000 SM c4 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 10 3 NBP Calibration Procedure 10 4 NBP Characterization 10 5 Hardware Overpressure 10 6 Pump Slowly release pressure in 50 mmHg increments At pressures of 200 150 100 and 50 mmHg verify that pressure value
114. lated MultiMed Pod Try disconnecting 800d8xxx reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800d9xxx Pod communications Try disconnecting 800daxxx problem reconnecting cable Pod cable Pod or CPU board failed If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 92 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 800dbxxx 800dcxxx etCO2 Pod r elated Try swapping out airway adaptor with known good components Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800ddxxx 800dexxx HEMOPOD HEMOMED related Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800dfxxx 800e0xxx Pod communications problem Pod cable Pod o
115. lex cable out of connector Note Note that flex cable has a front and back side The front of the cable has identifying labeling and is against the bottom of the PC board labeling not visible when properly installed 8 Slide flex cable into X10 of replacement Adv Comm Option PC board oriented as noted in step 7 and set lock to secure flex cable in connector 9 Plug cable connector of cable secured to comm connector on top cover of Adv Comm Option chassis into COMM 1 X4 on Adv Comm Option PC board 10 Carefully slide power and flex cables under insulation on slot in side of chassis as you orient Adv Comm Option PC board so that mounting holes align with four mounting posts in bottom of Adv Comm Option subassembly chassis Refer to Figure 3 9 on page 42 11 Secure Adv Comm Option PC board to chassis using four screws removed in step 3 12 Plug power cable into connector X17 observing polarity noted in step 1 of Section 2 13 3 on page 41 red wire to pin 1 13 Seat flex cable into flex connector X7 on rear panel interface PC board and set lock to secure flex cable in connector 14 Do either a or b as appropriate a If installing MIB 1 amp 2 Option continue to step 1 of Section 2 13 5 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 43 SC8000 SM c3 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 2 13 5 Installing MIB 1 amp 2 Option 2 13 6 Closing Adv Comm Option Subassembly 2 14 Clos
116. m a local memory used to refresh the screen It uses a special video crystal which enables it to synchronize to most video standards The graphics chip is capable of running resolutions such as 800 x 600 when these displays are added to the monitor The standard resolution is set to 640 X 480 The VGA subsystem is designed to optimize the Bitblit operation which allows for quick updates of the screen This is accomplished by writing images to non viewable areas of video memory before they are needed and copying them to the screen on demand The copy function is performed by the VGA controller The Graphics Subsystem provides output to a standard VGA monitor The CRT interface uses three 8 bit DACs for its three color outputs The front bezel interface is digital and contains 6 bits for each color 10 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 2181 DSP 32 Kwords SRAM Serial Front End Ports Processor Front End Bus Pod Com C amp D Pod Com A amp B DSP DMA Controller Main Processor Address Download Figure 2 4 DSP Subsystem 5 DSPSu bsystem The monitor uses a DSP for preprocessing of oversampled data see Figure 2 4 The DSP is a specialized microprocessor that executes high speed repetitive functions such as digital filters The DSP acquires data from the incoming serial pod comm data streams The data
117. mHg are periodically switched into the amplifier input to correct errors in amplifier offset and gain respectively An A D converter samples the resulting output voltage Timing is coordinated by the logic gate array 26 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual um PUSH LCD sva PT7 ama costar NEIN NINE c M po ANG SWITCHING POWER WEDGE A s wumat suey de OAMP AD E Ni m Fi T 2 TERN ui 20000 SYNC SONA NIIS CONTROLLER 2 IN 8 d E SL sa oA o NO SINGLE END Roe conven ane ATOI MUTPUDR ag amon poss x XE AN OF a A me mw CAPACITOR 200 mnl Mx Ag um TA TURNS gt DATA AND CONTROL ud n MET Ke gt m m M mma 7 L CALIBRATION CONSTANTS sa B d tat mw 3 S 2 V wmm x Pram Ze L r1 NW w E o PEL ERE 440V0L15 vane REFERENCE IMAGE om QAM m w MANCHESTER TA QUT i pa 1 gt i DATA TRANSMITER 17 MET
118. mbly 800f1 xxx 800f2xxx Temperature related MultiMed Pod Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 94 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 800f5xxx 800f6xxx HEMOPOD HEMOMED related Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800fbxxx 800fcxxx NIBP related Try disconnecting reconnecting pneumatic tubing If problem persists replace Main Processor Board Subassembly 80101 xxx 80102xxx Analog Out Replace Main Processor Board Subassembly 80107xxx 80108xxx RESP related Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 8010dxxx 8010exxx SPO2 related Try disconnecting reconnecting cable If problem persists try replacing sensor If pro
119. ming a bed e g ICBED12 BED1 Label appears in lower left hand corner of MAIN screen and on MULTIVIEW WORKSTATION display and recordings Must be unique in Monitoring Unit CPS IDS a user defined 7 character alphanumeric field for naming monitor e g SC7k01 Label appears on MULTIVIEW WORKSTATION display in SHOW DEVICE screen Must be different from Bed label and unique in Monitoring Unit Care Unit label of Care Unit to which monitor is assigned Monitoring Unit label of Monitoring Unit to which monitor is assigned Hospital label for clinical site to which monitor is assigned Recorder 1 Recorder 2 and Recorder Use Not configurable in this software version Host ID a number from 1 to 239 not already used for Host ID of another device in same Monitoring Unit to which monitor is assigned Monitoring Unit ID number of Monitoring Unit to which monitor is assigned IP address This field uses 191 1 for first two bytes Monitoring Unit ID for third byte and Host ID for fourth byte Be sure Monitoring Unit ID is set to the same number as in step 9 Subnet mask Use default unless hospital requires a different value Default router Use default unless hospital requires different value Ha VH Remote Silence type in y or n y means the MULTIVIEW won WORKSTATION can silence the bedside alarm n means that alarm cannot be remotely silenced 116 Siemens Medical Systems EM PCS Danvers ASK T92
120. mparators a power source is connected to VBUSS in the priority of main power supply and then battery The battery charger is a two level constant voltage charger with a fixed current limit and temperature compensated voltage levels When the main power comes on the battery is fast charged at the high voltage until the current drops below a specific threshold Then the charger voltage drops to the lower float voltage Two green LED indicators on the front bezel of the monitor indicate power and charger status as given in Table 2 1 Table 2 1 Power and Charger LED Indicators LED CONDITION LED STATE Power Processor power on on processor power off off Charger Main power on on Main power off off Battery or power fault off The charger LED is off if the battery temperature is exces sive or if there is a power fault The source of power is indicated to the processor via the power mode bits as given in Table 2 2 Table 2 2 Power Mode Table MODE1 MODEO INDICATION 1 X operating on main power 0 1 operating on battery 14 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 7 1 8 Piezo Alarm 7 1 9 Fault Protection 7 1 10 External Pod Overload Protection 7 2 Electrical Specifications 7 2 4 Power Supply 7 2 2 Battery Specifications 8 Front Bezel 8 1 Introduction 8 2
121. n 4 Reset simulator to value within alarm range Verify that alarm ceases Using the Temperature Y Cable input to the MultiMed Pod set up the patient simulator to supply a temperature input to Temp A Set the simulator for a standard 37 C 1 Verify that monitor indicates temperature of 3740 1 C 2 3 Verify that monitor readout agrees with simulator settings 0 1 C 4 Change simulator to temperature above and then below 37 C Repeat procedure for Temp B input to Temperature Y Cable Use the following procedure to check temperature calibration Record and retain results in a copy of Table 4 2 Also record results in Appendix D Monitor must be returned to Siemens for repair if calibration check fails Table 4 2 Resistance Value vs Temperature Resistance Set Reading On Tolerance Pass Setting Temperature Monitor Fail 9045 4 0 4 1 to 3 9 3539 15 0 14 9 to 15 1 1355 37 0 36 9 to 37 1 843 2 49 0 48 9 to 49 1 Decade Resistor 0 1 accuracy or fixed resistors with same accuracy Siemens Temp Adapter Cable Art No 51 98 333 E530U Optional Siemens Y Adapter Art No 55 92 154 E530U 1 Connect MultiMed cable to input of patient monitor Connect temp Y cable to temp input of MultiMed Pod 3 Connect decade resistor to Temp A temperature input For each resistance value in Table 4 2 verify that monitor reports Set Temperature value 0 1 C 5 Repeat procedure fo
122. n and adjustment procedures needed in routine operations of the monitor are detailed in the User Guide for the installed software version and are required to be performed only when directed to do so by a message in the message field on the monitor display If specific reading of a patient parameter is suspect Siemens recommends functional verification for that function Siemens recommends a full functional verification for all patient parameters including an NBP calibration check a pneumatic leakage check a Temperature calibration check and a leakage current check be performed in accordance with local regulations or at least annually In addition re characterization should be performed at least every two years Refer to Section 10 4 Note Re characterization and calibration checks for NBP and Temperature should be performed by only qualified personnel with the necessary equipment Regulations in some national jurisdictions may place specific requirements on who may perform these functions This chapter describes functional verification procedures calibration check procedures and NBP calibration procedures for monitors in the field The procedures assure proper operation of the monitor using industry standard patient simulators and test equipment to verify that the monitor properly processes and reports patient physiological parameter signal inputs Record results of functional verification testing in a copy of Appendix D Functional Ver
123. nd V2 and if due to some failure hardware or software P1 or V2 remain activated for more than 120 1 seconds in adult mode 9041 seconds for neonatal mode or 6041 seconds in French neonatal mode the circuit latches on causing the redundant power switch to P1 and V2 to switch off When the safety timer latch has been set V1 is opened as an additional safety feature Only recycling the monitor resets the safety timer latch The safety timer circuit is functionally independent of the logic gate array When the unit is powered up the safety timer is de activated until the pump is started the first time This feature allows service calibration without triggering the safety timer Once the pump has been activated the timer circuit becomes functional 10 6 Logic gate array The main FPGA provides the following control functions for the pneumatics and the communications Clock generation for safety timer 12 bit 20 Hz PWM and pulse control for V1 and V2 ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 23 SC8000 SM c2 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 10 7 Non volatile memory 10 8 Hose detection Pump control Neonatal mode switching of pump and overpressure Safety logic A EEPROM stores pneumatic component flow factors During calibration at production system test and in the field a 0 5 liter canister is connected to the NBP input on the monitor The monitor automatically measures the pump and
124. ne minute countdown bar resets to initiate another cycle 3 Press NBP Start Stop key to stop cycle and reset Interval Time to OFF 10 8 Safety Timer Assure that NBP Calibrate Mode is set to OFF 2 Press NBP Start Stop fixed key to start pump 3 Press same key again to stop measurement 4 Set NBP Calibrate Mode to ON and press MAIN SCREEN key 5 Press CODE key to start screen stopwatch Observe monitor screen 6 Press CODE key again to stop watch when NBP Cuff Deflation Error message displays indicating that safety timer has activated 7 Verify that elapsed time is as follows Adult 120 5 seconds Neonatal 90 5 seconds French Homologation 60 5 seconds 8 Press NBP Start Stop fixed key 9 Verify that tone sounds and pump fails to start 10 Power cycle monitor to clear fault condition 11etCO Function With gt VEO software installed in the SC 8000 the etCO Pod enables the SC 8000 to non invasively monitor end tidal CO etCO using a technique that relies on the selective absorption properties of CO to specific frequencies of infrared radiation The pod automatically compensates for variations in ambient barometric pressure if Monitor set to automatic mode Before beginning this procedure use a mercury column barometer or equivalent other device to determine local atmospheric pressure Record this value 1 Plug etCO Pod into Aux connector between Hemo Med 1 connector and NBP port on front
125. nnector 2 2 22 ee hh 85 Figure B 4 Network Connector eres 85 Table B 3Aux Connectors Pinouts eese 85 Table B 4Network Connector Pinouts 0000 ees 85 5 SC 8000 Analog Output Connector 2 eee 85 Figure B 5 Analog Output Connectors Front Rear refer to Table B 5 85 Table B 5Analog Output Connectors Pinouts 0000 c eee eee 85 6 M l Med TE Pod os 5 er sry So vised RR VA EAM EP 86 Figure B 6 MultiMed 12 Pod Refer to Table B 6 00 00 ees 86 Table B 6MultiMed 12 Pod Connector Pinouts 0c eee eee eee 86 7 SC 8000 RS 232 Keypad Input Alarm Out Connector 222 eee 86 Figure B 7 RS 232 Keypad Input Alarm Out Connector see Table B 7 86 Table B 7RS 232 Keypad Input Alarm Out Connector Pinouts 86 B Remote Alarmi Cable XA KANG GRAD AD Riad rumakase RARRREZRRRAGR Aa ed 87 Figure B 8 Remote Alarm Cable Unterminated Refer toTable B 8 87 Table B 8Remote Alarm Cable Connector Pinouts and Wire Color Code 87 B Analog Cable iiuiazuasuslasedcbux ems dwaRadeuw duekusueeieudesutoardedd ABANGAN 87 Figure B 9 Analog Cable Unterminated Refer to Table B 9 87 Table B 9Analog Cable Color Code sellers 87 10Cardiac Output Intermediate Cable Wiring Diagram llle 88 Figure B 10 Cardiac Output Intermediate Cable Wiring Diagram
126. noise Similarly the V electrode can be selected to be neutral Now that the RL is disconnected from the neutral driver its potential can be monitored to determine whether it has been reconnected to the patient and thus is able to be reselected to be neutral If only the three Einthoven LA RA and LL electrodes are connected one is selected as neutral leaving the remaining two electrodes to form one valid lead pair The W now contains the neutral drive signal which bypasses the neutral electrode and reduces the gain of the neutral driver amplifier To improve the resulting poor common mode rejection a Wilson Grounding WG switch is activated to selectively disable the offending input to the W Respiration Refer to Figure 2 9 Respiration is both ac and dc coupled in hardware DC is used for high Z sensing ac is used for signal acquisition Respiration may be monitored on leads and Il Detection sensitivity has low dependence on base resistance or electrode unbalance ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 19 SC8000 SM c2 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Current source 100 ua 40 khz e o Be Demod Resp So ulator signal a 9 2 2 Temperature Figure 2 9 Respiration Functional Block Diagram Impedance respiration is monitored by injecting a nominally 40kHz square wave of current into one ECG electrode and removing it at anot
127. ntact TSS in Solna or Danvers cover and check that cuff sensor cable is plugged into X8 on Connector I O PC Board If sensor unplugged plug sensor into X8 on Connector I O PC Board and reinstall monitor cover If sensor plugged in unplug sensor and check for continuity across pins of sensor cable connector If continuity O K 1 5 Q replace Connector I O PC Board Subassembly 72 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp SC 8000 Patient Monitor Service Manual 12etCO Malfunction Table 5 12etCO Malfunctions Symptom s Possible Cause s Troubleshooting and Remedial Action Parameter box fails Sensor or cable 1 Be sure etCO cable plugged into AUX connector to appear when malfunction on front of SC 8000 If problem persists continue t plugged into amp tCO pod malfunction 2 Clean calibration windows Main Processor PCB 3 Replace etCO Sensor malunGian 4 If problem persists replace etCO pod 5 If problem persists replace Main Processor PCB Subassembly 6 If problem persists contact TSS in Solna or Danvers Sensor fails Sensor or cable 1 Replace etCO Sensor calibration malfunction l 2 If problem persists replace etCO pod Srt pad maltunction 3 If problem persists replace Main Processor PCB Main Processor PCB Subassembly malunciign 4 If problem persists contact TSS in Solna or Danvers Persistent Adapt
128. nteger 14 Select etCO parameter box and set Atmospheric Pressure to AUTO 15 Repeat steps 4 through 12 16 Verify that measured value previously measured value 3 rounded to nearest integer il Figure 4 2 IBP Functional Verification Test Setup for HemoMed Pod Refer to Figure 4 2 for test setup Invasive blood pressure and cardiac output functions of HEMO2 4 PODs are incorporated in the HemoMed Pod A single cable connects the Pod to the HemoMed input on the front of the SC 8000 Pressure labels for HemoMed Pod channels are set in the monitor 58 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 12 1 IBP Function 12 1 1 IBP Test setup 12 1 2 Channel A Monitor Zero Function 12 1 3 Channel B 12 1 4 Channel C 12 1 5 Channel D ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp 1 With MultiMed cable and all other patient inputs unplugged from monitor power cycle monitor Select NO to clear display 2 Plug cable from HemoMed Pod output into HemoMed 1 connector on front of Monitor See Figure 4 2 3 With MAIN screen displayed connect BP output from simulator to first input channel A on HEMO POD adapter 4 Set IBP simulator for a static pressure O mmHg Note Zero Requir
129. ocol Refer to INFINITY RS 232 Export Protocol Reference Booklet Art No 64 93 212 E315U 17 Total or partial loss of network communications Temporary network communication losses are caused by either an inter ruption with the Ethernet port on the main processor or in the network line 1 Verify that network configuration data in monitor are correct See Section 3 Configuration Parameters and Section 4 Configuring Monitor in Appendix E Service Setup Instructions 2 Replace Main Processor PCB Subassembly if problem isolated to monitor ASK T924 02 7600 76 Siemens Medical Systems EM PCS Danvers SC8000 SM c5 fm 09 99 kaupp SC 8000 Patient Monitor Service Manual Problem Report SC Series Patient Monitoring Enter all applicable data in the spaces provided and include a copy of this form when faxing a request for technical assistance Name of contact Telephone Fax Email Address If available Monitoring Site Country Region State Province Hospital or Clinical Site Device Type Device Serial Number Device Operating Software Care Unit Type Parameters being monitored at time of fault Network Stand alone Use Brief Description of Fault Can the problem be reproduced or is the problem intermittent Has TSS been previously contacted concerning this problem Has a customer complaint on this product been filed Complaint Reference Number If applicable Fax inquiry to
130. oed dO do VOR e dol d d ao d ed ol 1 5 Technical Data i see RR E REXERSUREVEAGRG C ees Raw ae ee es Vee eee Tee ae aes 1 6 Brief Operating Instructions 0 0 000 ccc eee 1 6 1 SC 8000 Monitor Controls 0 e ees 1 7 Peripheral Device Controls 2 sess soskurRREORREGKACUGRRRAERA RAN RAO ORA AC ed ewes 2 B Passwords kaba DEKADA des EE Ku qc E Rd a ROGA EUR ed d on do D cla RO e n 2 8 1 Clinical Password 1229222 hasadoRuueaA ERE coe hades e RARE Peu RPzaE inne ne 2 B2 buivies PASSION kA dica VOR RACER RA ACE RC ROCCO KERR ed GA NA 2 SE CI Ir 2 MN TIPS MT ee ee ee re ee ere ee ee 2 2S2 DEO RICO BABABA EGG BG AKA Ea SG Se YU eer vix va Tex E A ES 2 9 3 Install Monitoring Software eese 2 9 4 Configuration Download Procedure 00 cece eee eere 3 9 5 Diagnostic Log Upload Procedure 000 e eee eee eee eee 4 Chapter 2 Theory of Operation 0 00 ees 5 1 Mifroductlol a pa sesEn RE EC RU X ERROR ROCR EORR Y Oe add xe FORE Aes Ved RU RR 5 2 Computer ArehiclacfUlB use ceneuk rax ER A ROAQEOR R EN AC HERERO EOS OER KAB PARANG 5 Figure 2 1 SC 8000 Bus Structure 2 42 eene 5 2 1 Main Processor BUS uuu cea E KLANG tense states bowed ER Gc Ro bes Ka EUER nauk 5 22 HON ENG BUD ones NANG ABALA DE NANG DP BANGGI RR ERIT RAT AS 6 2 3 COMM BUS a na KGG IKA sien beciandieeese anus ee ALAGA ides tester sieetaesiess 6 ZA Error Handling issus uates ER sone ERU wn RON BEL DEAN POE ARA KN ACC AC UR 6
131. of Monitor Note Observe that the parameter box appears on the monitor display screen and that etCO2 Sensor Warming Up followed by etCO2 Place Sensor on Zero Cell appears in the message field 2 While sensor is warming up select etCO2 parameter box 3 Assure that Atmospheric Pressure is set to Manual and is set to value indicated by mercury column barometer ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 57 SC8000 SM c4 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 12HemoMed Pod 4 Place sensor on Zero Cell 5 Note that etCO2 Calibrating Sensor appears in message field followed by etCO2 Place Sensor on Ref Cell 6 Place sensor on Reference Cell 7 Verify that etCO2 Verifying Sensor Cal followed by etCO2 Sensor Cal Verified appears in message area and reading in etCO2 parameter box 38 2mmHg 8 Attach adult airway adapter to calibration gas cylinder Do NOT open valve on cylinder Note As CO is heavier than room air set up the airway adapter such that the point where the gas exits from the adapter is higher in elevation than the point where it enters 9 Place sensor on adult airway adapter and note reading 0 1 mmHg 10 Turn valve on the cylinder until it is fully open 11 Wait for 30 seconds and record displayed value 12 Close valve and remove sensor from airway 3 Verify that measured value is in range 0 05 x local pressure 3 rounded to nearest i
132. of Section s 2 6 1 and or 2 6 2 as applicable to SE ein O reinstall Connector I O PCB Subassembly Subassembly 2 7 Main Processor Main Processor PCB Subassembly 3 in Figure 3 1 on page 30 is located PCB Subassembly under larger PC board of Connector I O PCB subassembly It is secured in monitor by four screws into mounting posts on bottom of chassis and by channel guide on front panel Use following procedure to replace Main Processor PCB subassembly in Figure 3 1 2 7 1 Removing Main 1 If not already done unfasten larger PC board of Connector PCB PCB subassembly subassembly Refer to sections 2 6 and 2 6 1 2 Remove and save four screws securing channel guide to front panel 3 Carefully pry channel guide up and remove guide from monitor Set guide aside for reinstallation Note The guide also anchors front panel connectors to front panel 4 Turn board over and rest board on right hand side of chassis to permit access to Main PCB securing screws 5 Remove four screws that secure Main PCB to mounting posts on bottom of chassis Note lengths of screws so that proper screws can be reinstalled during reassembly 6 Lift back of board sufficiently to access NBP transducer pneumatic tubing 7 Using smooth jaw unserrated needle nose pliers or similar tool carefully pull pneumatic tubing off of NBP transducer Caution Be careful that pliers or tweezers do NOT damage the tubing 8 Lift back of Main Processor
133. off of the monitor and the battery charging process It Siemens Medical Systems EM PCS Danvers 13 Service Manual SC 8000 Patient Monitor 7 1 3 Power On Off 7 1 4 Power Source Control 7 1 5 Battery charging 7 1 6 7 1 7 Power Mode Indication Indicator LEDs also provides a safety timer for the NBP pneumatics which are controlled by the main processor FPGA Logic circuits on the main gate array sequence the power to the Pods Cartridges and Recorder to reduce power on load transients The monitor is normally switched on by the user pushing the On Off button for at least 1 second The monitor may switch on when the switch is pushed for as short a time as 50 msec The power down sequence may be initiated either by the user pushing the on off switch for at least 1 second or when the batteries are depleted When the power down sequence is initiated the power conversion board control logic generates an interrupt for the processor 100 ms later the power supply shuts down An immediate shutdown is initiated if a power fault occurs such as overvoltage Power for the monitor is provided by the internal power supply or internal battery This input is monitored by a voltage comparator to determine that adequate voltage is present for internal power supply operation The main battery also has a voltage comparator indicating that its voltage is high enough to provide power Based on the information provided by the co
134. omm Option subassembly cover to chassis 4 Slide tongue of cover in Figure 3 7 out from under lip at back of chassis in Figure 3 7 5 Lift cover off and do either a or b below as appropriate Siemens Medical Systems EM PCS Danvers 39 Service Manual SC 8000 Patient Monitor E N Am Figure 3 6 Adv Comm 19 and MIB 1 amp 2 7 Options and Rear Panel 15 for Installed Adv Comm Option Figure 3 7 Comm Option Subassembly Cover Removal Installation Location of MIB 1 amp 2 Mounting Posts 5 40 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 2 13 2 Removing MIB 1 amp 2 Option 2 13 3 Removing Adv Comm Option Subassembly ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp Figure 3 8 Removing Installing MIB 1 amp 2 Option PC board a If MIB 1 amp 2 Option installed unplug CAN cable connector 8 in Figure 3 6 on page 40 from MIB 1 amp 2 Option PC board connector in Figure 3 8 Set cover unside down beside monitor chassis and continue to step 1 of Section 2 13 2 b Otherwise if MIB 1 amp 2 Option NOT installed unfasten loose end of CAN cable from bottom of Adv Comm Option subassembly chassis Set cover upside down beside monitor chassis and go directly to step 1 in Section 2 13 3 Remove mounting screws in Figure 3 8 that secure MIB Option PCB
135. on 9 3 on page 54 Connect the decade resistor directly across the temp input to the Hemo 2 4 Pod instead of using the Y cable 1 Plug fixed temperature 37 C output from simulator into TEMP A connector HEMO POD 2 Plug selectable temperature output from simulator into TEMP B connector HEMO POD and set temperature for other than 37 C 3 Verify the following T field appears on MAIN screen e Tia temperature 37 0 1 C T1b temperature simulator setting 0 1 C ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 61 SC8000 SM c4 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 4 Select Temperature field and access TEMP1 menu 5 Select TEMP Display and then select ATI 6 Verify that T1b changes to ATI and reports temperature difference between T1a and T1b 0 2 C 7 Reset TEMP Display in TEMP1 menu to T1b 8 Press Main Screen key to clear table and return to MAIN Screen 13 3 Cardiac Output 1 Plug C O output from simulator into C O test adapter cable and plug Function adapter cable into C O Temp B input on HEMO POD 2 When READY appears in CO parameter field verify that blood temperature indication is 37 0 15 C 3 Press C O START key on simulator and verify an Injectate Temperature indication of 1 0 2 C 14Memory Backup The monitor retains patient related data such as alarm limits trends and stored alarm recordings when it is powered off 1 With monitor powered up and no patient
136. on reset is cleared Siemens Medical Systems EM PCS Danvers 21 Service Manual SC 8000 Patient Monitor 10NBP 10 1 Introduction 10 2 Pneumatic Subassembly Pump Bye ete ee Be Control 4 B Time out Shut down v Pressure signal Processor Control Logic Host OS Ambient Comm Logic Pressure L Transducer Over Pressure Sensor Figure 2 12NBP Functional Block Diagram Refer to Figure 2 12 The NBP design measures blood pressure non invasively using an inflatable cuff and the oscillometric method The NBP algorithms are performed in the front end processor The NBP circuit contains two pressure transducers which measure the hose pressure The second redundant pressure sensor is used to measure overpressure for safety This pressure transducer is mounted in the power section while the other pressure transducer is mounted in the MultiMed front end A plastic manifold connects the two transducers together and to the pneumatic assembly in the rear case The MultiMed front end A D samples the pressure transducer The pneumatic subassembly consists of two modulating solenoid valves V1 V2 a pump P1 a filter and a manifold The manifold provides the interconnection of the air passages between the individual components and provides for their mechanical mounting It also provides an acoustic attenuation of the valve and pump noise The filters prevent contamination from entering the pneumatic
137. on to step 3 Step 3 Usual remedial action is to replace malfunctioning component or subassembly See Appendix A Replacement Parts for complete listing of replaceable system components and subassemblies After replacing an internal subassembly functionally verify all monitor functions before returning monitor to clinical service SC 8000 monitoring system devices consist of the Base Unit and peripheral devices including the R50 Recorder etCO Pod MultiMed or MultiMed 12 Pod HEMO or HemoMed Pod and VGA Display 2 Recommended Tools and Test Equipment Use the specified recommended tools and test equipment or a known equivalent when troubleshooting SC 8000 monitors and peripheral equipment Substitutions are approved only if an equivalent is listed Use of other test equipment and or accessories could result in inconclusive tests or damage to system components Table 5 1 Recommended Tools and Test Equipment Tools amp Test Equipment Description Digital Multimeter DMM 4 5 digit Fluke model 8050A or equiv Patient ECG RESP Temp IBP simulator DNI Medsim 300B or equivalent Leads Three lead grabber set or IEC color code 1 Art No 33 75 230 E530U IEC color code 2 Art No 33 75 248 E530U Five lead grabber set IEC color code 1 Art No 33 75 255 E530U IEC color code 2 Art No 33 75 263 E530U Patient SpOs simulator or Nellcor amp PT2500 or equivalent Reusable SpO Durasen
138. or and connectors 3 Replace a defective sensor cable or MultiMed POD 4 If no cable connector or POD problem replace Main Processor PCB Subassembly 5 If problem persists contact TSS in Solna or Danvers Temp parameter box Sensor malfunction 1 Replace sensor fails to appear when Qpen cable or 2 If problem persists replace MultiMed POD sensor plugged into connector MultiMed POD Temp 3 If problem persists replace Main Processor PCB readings missing or don maanen Subassembly inaccurate Main Processor Board 4 If problem persists contact TSS in Solna or Danvers malfunction 11 NBP 11 1 NBP Error Messages NBP Open Line Results if the NBP measurement circuit does not sense pressure changes after initiating inflation Possible causes include an open line out to the patient an open or occluded line on the pressure measurement line running between the NBP assembly and the pressure transducer on the main processor board a leaky cuff or cuff connector or a defective valve on the NBP pump assembly NBP Blocked Line Result of the NBP measurement circuit detecting an occlusion on the line to the patient or a neonatal cuff with monitor in adult mode NBP Overpressure Result attributable to hardware or software detecting overpressure NBP Cuff Deflation Error Result of the two minute NBP measurement timer expiring It is typically triggered when an NBP measurement had been taken prior to placing
139. pects of their operation Refer to the monitor s User Guide for specific key functions SC 8000 monitors have two kinds of basic password protection clinical password and service password Clinical and service passwords are entered via selections on a keypad that appears whenever a password protected function is selected To enter a password turn the rotary knob to highlight a number and then press in on the knob to enter the number When all numbers of the password have been entered turn the knob to highlight Accept and press in on the knob The clinical password is available to authorized supervisory personnel at the clinical site as well as to service personnel The service password is available to only authorized service personnel The Main Menu uses a three column layout for menu navigation Level 1 main selection list Level 2 2 workspace A and Level 3 workspace B Selecting any function category on Level 1 of the Main Menu brings up a list of selectable related functions and menus in Level 2 Selecting a function in Level 2 produces a similar result in Level 3 Press MENU fixed key to display MAIN screen with overlay of Main Menu The Service Menu is accessed via the Monitor Options selection under the Monitor Setup function on the Main Menu To access the Service menu and related functions do the following 1 Select Monitor Setup on Level 1 then select Biomed on Level 2 and then select Service on Level 3 2 In
140. place memory card 801 4bxxx 8014cxxx RECORDINGS related Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping Recorder If problem persists replace Main Processor Board Subassembly 8016a00a Image checksum test failed due to TAXI error Bad memory access fetch Restart monitor If error persists replace monitor 96 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 801 79xxx 801 7axxx Pod communications problem Pod cable Pod or CPU board failed Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 801 7fxxx 80180xxx Temperature related MultiMed Pod Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 80187020 Error Log was cleared Manual clear of error log via system console menu None 8018bxxx 8018cxxx etCO2 Pod related Try swapping out airway adapto
141. play replace Pod and cable with known good Pod and cable Subassembly Otherwise continue assure that Cal Factor is set to 100 If Zero Accepted appears in message field continue f Did Not Zero appears in message field replace Main Processor PCB Subassembly if not already replaced in step 6 If Main Processor PCB Subassembly already replaced return monitor to Siemens for repair or exchange to clinical service If monitor reading 100 1 mmHg replace Main Processor PCB Subassembly if not already replaced in step 6 or step 9 If Main Processor PCB Subassembly already replaced contact TSS in Solna or Danvers 74 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp SC 8000 Patient Monitor Service Manual Table 5 13IBP Malfunctions Continued Conditions Possible Cause s Troubleshooting and Remedial Action IBP or Temp HEMO2 Defective sensor or 1 Replace sensor and cable with known good sensor 4 Pod only parameter cable and cable If problem persists continue dS fails to AS d Pod malfunction 2 With HEMO2 4 connected to the monitor assure a v p ugge Pod Monitor cable that parameter labels are visible in LED windows malfunction on HEMO Pod Main Processor f HemoMed Pod go on to step 4 PCB malfunction 3 If labels are visible replace sensor If problem persists go on to step 4 f labels NOT visible
142. position on chassis Install five Phillips head screws to secure back panel to chassis Note If Adv Comm Option installed be sure correct screw is used to secure network cable bracket to back panel and chassis Plug external power cable and except for network cable reconnect all signal cables to monitor If Connector I O PCB subassembly or NBP Pump subassembly has been replaced perform an NBP characterization before continuing to step 8 See Section 10 4 in Chapter 4 Functional Verification and Calibration Otherwise continue Functionally verify proper operation of monitor before returning monitor to clinical service Note Be sure that reassembled monitor passes all leakage tests Refer to procedures in Section 20 of Chapter 4 Functional Verification and Calibration Siemens Medical Systems EM PCS Danvers 45 Service Manual SC 8000 Patient Monitor This page intentionally blank 46 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp Chapter 4 Functional Verification and Calibration 1 Introduction 2 Recommended Tools and Test Equipment ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp Calibration required for proper operation of SC 8000 Patient Monitors has been programmed into the software for the monitor An adjustment potentiometer however permits calibration of the NBP transducer in the field if required following a calibration check Specific calibratio
143. put the service password 4712 Note In general the Service Menu provides access to the following may vary with software version Language selection Regulation Alarm Sounds Network control Network Configuration Line frequency setting Restore factory defaults Copy setups to card Copy setups to monitor Install Software Locked Options Waveform Simulator Software and languages for SC 8000 Monitors are installed from a memory card via the monitor s memory card reader If the software loading process fails to complete properly and or the monitor sounds a steady tone other than the Piezo repeat the procedure If the process fails a second time either the card or the Monitor is defective Troubleshoot and repair or replace as necessary Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c1 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 9 4 Configuration Download Procedure ASK T924 02 7600 SC8000 SM c1 fm 06 99 kaupp 1 With Monitor switched off insert and firmly seat PCMCIA card into memory card slot Do NOT remove PCMCIA card until instructed to do SO Note The card can be seated in only one orientation because of keyed channels on the end of the card If the card can not be easily seated remove card turn card over reinsert and firmly seat Do NOT attempt to forceably seat the card 2 Power Monitor ON to initiate download process Note During the download proces
144. r CPU board failed Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800e1xxx 800e2xxx NIBP related Try disconnecting reconnecting pneumatic tubing If problem persists replace Main Processor Board Subassembly ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp Siemens Medical Systems EM PCS Danvers 93 Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 800e5xxx 800e6xxx RESP related Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800e7xxx SPO2 related Try disconnecting reconnecting cable If problem persists try replacing sensor If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 800e9xxx 800eaxxx Temperature related MultiMed Pod Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subasse
145. r change address Otherwise continue Siemens Medical Systems EM PCS Danvers 115 Service Manual SC 8000 Patient Monitor 17 18 Select Network Config Do either a or b as required Note For first time data entry if parameters in Network Config menu cannot be selected plug network cable into port on back panel Power cycle monitor Then disconnect network cable a If Adv Comm Option is NOT installed set Network Mode to DirectNet and select Save ALL before continuing b If Adv Comm Option is installed set Network Mode to CPS IDS The Adv Comm Option PCB performs some functions of an IDS Enter configuration data into Table 1 in Section 3 Configuration Parameters and then follow procedure in Section 4 to configure monitor Note Section 3 includes an explanation of each parameter in Table 1 3 Configuration Configuring is the process of assigning a unique electronic address and Parameters various alphanumeric addresses labels that identify the monitor and enable it to communicate with other devices in an INFINITY NETWORK Table 1 is areplication of the Network Config menu for data entry in the monitor Where applicable the table lists default value or most likely value DO NOT use leading zeros for numbers 1 99 T So os Network Mode set as in step 18 above Always select Save ALL before continuing if changing Network Mode setting Bed a user defined 7 character alphanumeric field for na
146. r Temp B input to Temperature Y Cable The SC 8000 measures non invasive blood pressure NBP according to the oscillometric method Perform NBP characterization after replacing the NBP Subassembly and also after replacing the Rear Housing Subassembly which includes the Connector I O PCB Use tools listed in Table 4 1 on page 48 to check calibration of the pressure transducer Note pressure indicator required for NBP calibration 54 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual S Pressure Indicator Figure 4 1 NBP Calibration Check Calibration Test Setup 10 1 System Setup and Set up the NBP Calibration assembly Art No 28 77 855 EE54U as Pneumatics Leakage illustated in Figure 4 1 Assure that pneumatic leakage is within Test specifications before continuing to Section 10 2 Calibration Check 1 Assure that patient category is set to Adult 2 Set following in NBP parameter field menu Interval Time OFF Continuous Mode OFF Calibrate Mode ON Observe NBP Cal 0 mmHg appears 3 Clamp pneumatic hose with hemostat or clamp between T connector and monitor 1 in Figure 4 1 and using pressure bulb increase pressure to 250 5 mmHg Then clamp hose at inflation bulb 2 in Figure 4 1 and let pressure stabil
147. r with known good components Try disconnecting reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 8018d005 sn A status B etCO Hardware Fail Replace etCO Pod 8018fxxx 80190xxx Try upgrading SW to currently released version If error persists replace Main Processor Board Subassembly ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers SC8000 SM apc fm 06 99 kaupp 97 Service Manual SC 8000 Patient Monitor Table C 1Diagnostic Log Codes Continued Code XXX any pi a alphanumeric Description Cause Action characters 80196006 Chip timed out at A wrote B read C Flash memory failed Re download software If tests when doing a problem persists then download Bit one is replace Main Processor always on Board Subassembly 8019601d Flash program write verify failed at A Monitor flash failed Re download software If wrote B read C tests when doing a problem persists replace download Main Processor Board Subassembly 8019700c time A Heart blip not Ignore showing most likely due to rapid screen re draws 80199xxx PCMCIA Interface related Retry download If error 8019axxx persists return card 801ac00b Pod Type A Conn B S N C event D Pod would not power Check replace in this order
148. ribbon connector from X13 on front panel interface PC board ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 37 SC8000 SM c3 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 3 Carefully remove pneumatic tubing from cuff connector on front panel 4 Unplug rotary switch connector from X15 5 Remove four screws securing plastic channel guide to chassis front 6 Carefully pry channel guide up and remove guide from monitor Set guide aside for reinstallation Note The guide also anchors the front panel connectors of the Main Processor PCB to the chassis 7 Remove five Phillips head screws that secure Front Bezel Subassembly to chassis and remove subassembly 2 10 2 Installing Front Reverse steps of Section 2 10 1 to install Front Bezel Subassembly and Bezel then close monitor See Section 2 14 Subassembly Note Install new R393 Access Port Cover if Front Bezel Slubassembly has been replaced See 4 in Figure 3 3 on page 37 Figure 3 4 Optical Encoder Subassembly Removal Replacement 2 11 Replacing Optical 1 Encoder Subassembly Remove rotary knob 1 in Figure 3 4 Note The rotary knob is press fitted onto the metal shaft of the optical encoder subassembly It must be removed very carefully if it is to be reinstalled To remove knob grip it very firmly with vise grips or a similar tool and pull it straight out and off of the metal shaft Avoid turning knob Placing a piece of cloth around
149. rm Group Recorder Use Central Station Save ALL On Main menu access Monitor Setup Unit Manager and enter Clinical password 375 Select Menu Setup and set Menu Time Limit to OFF 3 On Main menu access Monitor Setup Biomed Service and enter Biomed password 4712 On Service menu select Network Config For each parameter enter data from Table 1 and select Accept Note For numerical fields rotary knob increments and decrements numbers in the field as well as enters the data 6 After all data has been entered recheck data and then select Save ALL Siemens Medical Systems EM PCS Danvers 117 Service Manual SC 8000 Patient Monitor Note Monitor saves all entries and then power cycles if any IP address parameters or Network Mode were changed Menu Time Limit automatically resets to ON if monitor power cycles Power cycle monitor unless monitor power cycled in step 6 8 Connect monitor to network and verify on MVWS that monitor communicates with MVWS and configuration contains no duplicate names 9 This completes monitor setup 118 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM ape fm 06 99 kaupp SC 8000 Patient Monitor Service Manual If procedures in this Manual are performed by other than Siemens service personnel for more information contact your local Siemens service representative Technical support for Siemens service personnel is available as follows
150. rminated Refer toTable B 8 Table B 8 Remote Alarm Cable Connector Pinouts and Wire Color Code Color Code Connector Pin No Relay Input Wire Color SPDT Relay Output Circuit Status TAN Brown RTN 2 8 10 14 NC Green Inactive Open ORANGE White Inactive Closed 9 Analog Cable 2 w 3 2 Figure B 9 Analog Cable Unterminated Refer to Table B 9 Table B 9 Analog Cable Color Code Color Code Connector Pin No Wire Color Function 1 TAN NC 2 WHITE NC 3 BLACK NC 4 RED NC 5 GREEN NC 6 YELLOW CHAN 2 RTN 7 BLUE CHAN 2 ANLG 8 BROWN NC 9 ORANGE NC 10 GREY NC 11 VIOLET NC 12 PINK CHAN 1 ANLG 13 LT BLUE CHAN 1 RTN 14 LT GREEN NC ASK T924 02 7600 SC8000 SM apb fm 06 99 kaupp Siemens Medical Systems EM PCS Danvers 87 Service Manual SC 8000 Patient Monitor 10Cardiac Output Intermediate Cable Wiring Diagram H e 7 fa RTN YELLOW 9 TBLD GREEN E u 35 7R37 WHITE NH NS up he E 7 V7 pe BROWN X a x i E 007 Ne 1 2 No RTN PINK d TINJ GREY X SNR RTN CATHETER CONNECTOR J POD CONNECTOR OUTSIDE VIEW Na it OUTSIDE VIEW Figure B 10 Cardiac Output Intermediate Cable Wiring Diagram 88 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM ape fm 06 99 kaupp SC 8000 Patient
151. roblem as you flex each lead and cable particularly at connectors POD Main Processor PCB Subassembly SpO parameter box fails to appear when sensor plugged into MultiMed POD or SpO readings missing Sensor malfunction Open cable or connector MultiMed POD malfunction Main Processor PCB malfunction Check illumination of red LED in the sensor If problem persists replace intermediate cable If problem persists replace MultiMed POD 5 If problem persists replace Main Processor PCB If problem persists contact TSS in Solna or Danvers If LED not illuminated replace sensor and continue to step 3 If LED illuminated place sensor on your finger and go on to step 3 between sensor and MultiMed POD Subassembly Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c5 fm 09 99 kaupp SC 8000 Patient Monitor Service Manual Table 5 10Parameter Signal Problems Continued Symptom s Possible Cause s Troubleshooting and Remedial Action SpO waveform noise Poor connection or 1 With the SpO sensor on your finger observe the intermittent break in waveform while you flex the lead and cable cable particularly at the sensor at connectors and at the malfunction 2 Watch for a distinct change in the waveform Main Processor PCB distinctly different from artifact as you flex along the malfunction length of the cables as well as at the sens
152. rs ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 11 Reinsert screws and into proper locations in threaded mounting posts on Main PCB heat sink to safely store them for use in reassembly and then go to Section 2 6 1 on page 33 if removing Connector I O PC board or to Section 2 5 on page 33 if removing Power Supply 2 13 4 Installing Adv 1 Remove screws from threaded mounting posts on Main PCB heat Comm Option sink Note type of screw in each mounting post See note in step 9 of Subassembly Section 2 13 3 above 2 Align holes in bottom of Adv Comm Option chassis with threaded mounting posts on Main PCB heat sink and secure to posts using screws removed in step 1 3 Remove four screws that secure 1 4 dia x 3 16 6mm dia x 4 5mm spacers in Figure 3 9 on threaded mounting posts in bottom of Adv Comm Option chassis Do NOT remove spacers 4 Do either a or b as appropriate a If reinstalling Adv Comm Option PC board go to step 10 b If installing replacement Adv Comm Option PC board go on to step 5 5 Note polarity of power cable in Figure 3 9 plugged into X8 on top side of previously installed Adv Comm Option PC board and unplug cable 6 Plug cable into replacement board connector X8 with polarity as noted in step 5 red wire to pin 1 7 Lift flex cable lock on each side of connector X10 on back of previously installed Adv Comm Option PC board and extract f
153. rs ASK T924 02 7600 SC8000 SM c3 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 7 Lift Power Supply out of monitor chassis 2 5 2 Installing Power Reverse steps of removal procedure Section 2 5 1 to install Power Supply Supply Refer to Section 2 14 to close monitor 2 6 Connector I O PC The Connector I O PCB Subassembly G1 in Figure 3 1 on page 30 is Board comprised of two sections permanently connected to each other by flex cable The rear panel interface section mounted on standoffs on the Main Processor PCB subassembly heat sink is the larger of the two PC boards and contains connectors accessible from the back panel The front panel interface section also see 11 in Figure 3 2 on page 34 is the smaller of the two and contains connectors accessible from the front panel as well as circuitry for the user interface Each section is individually secured in the monitor chassis and may be temporarily freed up from the chassis in order to facilitate access to other components Note If monitor equipped with Adv Comm Option Subassembly remove Subassembly to access rear panel interface section See Section 2 13 on page 39 Do either a or b as appropriate a If removing Connector I O PCB subassembly or attempting to access Main Processor PCB subassembly continue to Section 2 6 1 b If attempting to access Speaker subassembly or NBP subassembly go to Section 2 6 2 2 6 1 Freeing Rear 1 Open monitor Refer to Sec
154. ry swapping MGM with known good device If problem persists try replacing MIB 1 amp 2 Option If problem persists replace Main Processor Board Subassembly 106 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 80373xxx MIB related Verify proper SW version s 80374xxx installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists try disconnecting reconnecting cable s between Monitor and MIB converter If problem persists try replacing cable s between Monitor and MIB converter If problem persists try swapping MIB converter with known good device If problem persists try replacing MIB 1 amp 2 Option If problem persists replace Main Processor Board Subassembly 80375xxx ISD SDC related Verify proper SW version s 80376xxx installed in all related devices in accordance with SW compatibility chart for Monitor SW If problem persists try disconnecting reconnecting cable s between Monitor and ISD SDC If problem persists try replacing cable s between Monitor and ISD SDC If problem persists try swapping ISD SDC with known good device If problem persists try replacing Adv Comm Option Subassembly If problem persists repl
155. s the pick and go icon running man and the SIEMENS logo appear on the screen The icon initially displays as green and changes to white The logo toggles between green and white and finally displays as green on a white background The newly installed software version appears under the logo 3 After a single alert tone sounds and a message regarding patient data loss appears select Continue and then select YES for new patient 4 Access Bedside Setup and verify that settings of Language Regulation Alarm Sounds Transport Brightness and Line Frequency are approrpriate for customer site Also assure that Waveform Simulator is set to OFF 5 Remove PCMCIA card 6 For an initial installation of monitor into an INFINITY NETWORK refer to procedure in Software Installation Instructions or Service Setup Instructions to set Network Mode and configure monitor Then go to step 9 Otherwise continue 7 Affix new software version label supplied over existing software version label near right hand bottom of memory card slot on rear panel 8 Verify that monitor returns to MAIN screen after timeout 9 Recycle PCMCIA card when it is of no further use The configuration download procedure should not to be confused with the monitor configuration procedure required for DirectNet functioning see Appendix E Service Setup Instructions In general the procedure is to completely set up one monitor and then transfer the setup to a Data
156. s on monitor and pressure indicator are within 8 mmHg of each other at each level If NBP function fails calibration check continue to Section 10 3 If calibration check OK go on to Section 10 5 Hardware Overpressure Note For NBP calibration the Pressure Indicator must be accurate to 10 3 mmHg from 0 0 mmHg to 330 0 mmHg and must be calibrated The calibration must be traceable to National Standards With NBP Calibrate Mode in monitor set to ON using inflation bulb increase pressure to 250 5 mmHg Clamp pneumatic hose with hemostat or clamp at inflation bulb Remove R393 port cover if installed see 9 in Figure A 1 on page 80 and adjust R393 for monitor pressure indication that matches reading on pressure indicator 1mmHg Note R393 is accessible through hole in left side of front bezel beside cable dress post Replace covering on hole after adjustment Remove clamp and release pressure from system Perform an NBP characterization Use procedure in Section 10 4 Note Always perform NBP calibration check before attempting characterization Perform NBP calibration if required Using adult hose connect 5l pressure canister of NBP Calibration assembly directly to monitor cuff connector Press Main Menu key and select Monitor Setup Biomed Service Enter service password 4712 and select Accept Select Characterization gt NBP Char Verify that NBP Characterizing displays in message field When mes
157. sage blanks process has completed Note If characterization fails see NBP Troubleshooting in Chapter 5 Return to Section 10 2 Calibration Check With monitor still in calibration mode slowly increase pressure while observing pressure rise on monitor s screen Note Pressure indicator accuracy of 0 3 mmHg is not required for hardware overpressure and subsequent NBP tests Verify that pressure suddenly drops at 300 80 mmHg Release all remaining pressure before proceeding Set patient category to neonatal and repeat steps 1 through 3 using pressure limit of 15748 mmHg for step 2 Set Calibrate Mode in NBP parameter field menu to OFF Press NBP Start Stop key Verify the following Pressure increases and then decreases Inflation and deflation pressures reported in message field 56 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c4 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Message NBP No Pulsation exhibits at end of deflation phase All digital readouts in NBP field are 10 7 Interval Mode 1 With NBP Calibrate Mode set to OFF set Interval Time to 1 min 2 Verify the following One minute countdown bar graph appears at bottom of NBP parameter box NBP pump starts immediately when rotary switch is pressed in NBP sequences through an inflation deflation cycle and produces NBP No Pulsation message at bottom of display NBP pump starts again when o
158. sor Adult Art No 45 34 475 EH50U sensor NBP simulator calibrated or DNI CuffLink amp Mercury manometer with hand bulb or Baumanometer amp 0 300 mmHg Electronic pressure indicator with handbulb Veri Cal Pressure Transducer Tester or equivalent NBP Calibration Assembly Art No 28 77 855 EE54U NBP connection hose 3 7m Art No 12 75 275 EH40U ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 65 SC8000 SM c5 fm 06 99 kaupp Service Manual SC 8000 Patient Monitor 3 Power Problems Before troubleshooting power problems keep in mind that fuses are used to protect delicate circuits from potentially harmful currents Replacement of a fuse may provide only a temporary solution and may not remove the source of the fault Never replace a fuse with other than what is specified 3 4 Power Problems 3 1 1 No Response When POWER ON OFF Key Pressed Table 5 1 Power On Problems Conditions Possible Cause s Troubleshooting and Remedial Action Monitor plugged into clinical site power source AC power LED not illuminated Clinical site power source not active or defective power cable Defective power supply or power Assure that clinical site power source is active and known good power cable is plugged into SC 8000 power supply If problem persists check for 12Vdc across red and black wires at output connector of power supply If voltage not OK replace power supply illuminated Ma
159. state E on or off Connector pod cartrige cable Main number in description Processor Board string are 1 2 3 Subassembly hemo pod 4 reserved 5 etCOo 801ac00c Pod Type A Conn B S N C event D Comm error CRC If problem persists check state E error connector or replace pod 801adxxx Try upgrading SW to 801aexxx currently released version If error persists replace Main Processor Board Subassembly 80157000 ERROR load 34010 34010 Failure Replace Main Processor Board Subassembly 801b7001 ERROR load 34010 34010 Failure Replace Main Processor Board Subassembly 801c9xxx RECORDINGS related Try disconnecting 801caxxx reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping Recorder If problem persists replace Main Processor Board Subassembly 98 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code XXX any alphanumeric characters Description Cause Action 801e1xxx HEMOPOD HEMOMED related Try disconnecting 801e2xxx reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 801e7xxx Try upgrading SW to 801e8xxx currently released version If error persists replace Main Processor Board
160. sts swap 80284xxx cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 80289xxx Pod communications Try disconnecting 8028axxx problem reconnecting cable 80291 xxx Pod cable Pod or If problem persists swap 80292xxx CPU board failed cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 8029fxxx Power related Replace Battery 802a0xxx Replace Main Processor 802a1 xxx Board Subassembly 802a2xxx 802a3xxx QRS Sync pulse related Try disconnecting 802a4xxx reconnecting cable If problem persists swap cable with known good cable If problem persists try swapping pod If problem persists replace Main Processor Board Subassembly 102 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apc fm 06 99 kaupp SC 8000 Patient Monitor Service Manual Table C 1Diagnostic Log Codes Continued Code al UAE Description Cause Action characters 802abxxx RECORDINGS related Try disconnecting 802acxxx reconnecting cable 802adxxx If problem persists swap 802aexxx cable with known good cable If problem persists try swapping Recorder If problem persists replace Main Processor Board Subassembly 802b9xxx RESP related Try disconnecting 802baxxx reconnecting cable If problem persists swap
161. system from the cuff hose or ambient air P1 provides the pressurized air to inflate the blood pressure cuff V1 and V2 are used to control the air flow during the de flation phase of a blood pressure measurement V1 is a normally closed exhaust valve with a relatively small orifice V2 is a normally open exhaust valve with a comparatively large orifice When a blood pressure measurement is initiated V2 is closed P1 is turned on and the rising cuff pressure is monitored via pressure transducers When the pressure has reached the target inflation pressure P1 is turned off Neonate inflation cycles are identical except that a speed control circuit is used to reduce the pump output to approximately 1596 of the adult mode 22 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM c2 fm 06 99 kaupp SC 8000 Patient Monitor Service Manual After the inflation there is a short delay after the pump stops to allow thermal transients to settle Either V1 or V2 is now modulated to control the deflation rate The choice of V1 or V2 and the initial pulse width is made based on the inflation cycle The chosen valve is modulated and the pulse width open time is continuously adjusted to provide a constant deflation rate If initial deflation was started with V1 the software may determine that it needs to switch to V2 to maintain proper deflation In any case when the measurement cycle is complete V2 is opened fully de energized to
162. tatus read command The Local Alarm Out signal is available via an external connector mounted on the main PC board The recorder interface provides all of the necessary control data and power supply signals required to drive an external recorder The interface consists of current limited DC power and a UART with handshake signals The UART is implemented in the main processor FPGA to allow for an extended FIFO Four serial EEPROM devices which contain the Monitor serial number Ethernet address NBP pneumatic characterization and calibration constants and monitor setups are located on the connector I O board If the main processor board is replaced the monitor will keep its set ups from these serial EEPROMs Siemens Medical Systems EM PCS Danvers 9 Service Manual SC 8000 Patient Monitor 4 Graphics Subsystem 4 1 Overview 4 2 Functional Description 4 3 Video Output Two EEPROMs can be written only at the factory and contain the Monitor serial number and Ethernet ID address The other devices are writable by the main processor and are changed during service menu setups These devices are used for the monitor as well as network setups device compatibility and software feature locks MAIN BUS VGA Controller CRT Interface Video Crystal DRAM Video Buffer Figure 2 3Graphics Subsystem The Graphics Subsystem is based on a commercial VGA controller see Figure 2 3 and drives a CRT display fro
163. te 1 Assure that HR alarm is enabled and without any input applied to MultiMed POD plug MultiMed or MultiMed 12 cable into monitor Monitor should Alarm 2 Press Alarm Silence key and verify that alarm ceases 3 Turn off HR alarm in Alarm Limits Table before proceeding See section 6 4 The Alarm Limits fixed key calls up a setup table on which upper and lower alarm limits for physiologic parameters can be assigned and alarms and alarm recordings can be enabled or disabled 1 With MAIN screen displayed press Alarm Limits fixed key 2 Verify that Alarms Setup Table displays The All Alarms Off key silences all alarms for a period of 2 minutes 1 Press All Alarms Off key 2 Verify that 2 minute countdown field appears at top center of display The Code key can perform any of several functions depending on other parameter settings entered into the monitor Refer to operating instructions in the User Guide for more detailed information The following procedure verifies only that the monitor responds to a key press 1 Press the key and verify that a change occurs in the display 2 Double click key to return display to former status The Record key starts and stops a recording of limited duration when the monitor is mounted on an IDS or CPS 1 With monitor mounted on IDS or CPS press Record key 2 Verify that message Recording Not Accepted appears in message field at bottom right hand side of display 50
164. te as appropriate for customer site Press Menu key to return to Main menu Select Monitor Setup Unit Manager Enter Clinical password 375 and then select Menu Setup on Unit Manager menu Set Menu Time Limit to OFF Press Menu key to return to Main menu Select Monitor Setup Biomed Service Enter Biomed password 4712 Select Bedside Setup and verify the following or set as required Language setting is appropriate for customer site Regulation is appropriate for customer site Alarm Sounds set to either Default or Sirecust 900 1200 as preferred Line Frequency is appropriate for customer site Waveform Simulator is set OFF for clinical use of Monitor Select E in upper left hand corner to return to previous menu Select Network Date and Time and set Current Date and Current Time as appropriate for customer site Select lt to return to previous menu Select Network Setup and set the following as required If SC 8000 to be used only in Standalone mode set Network Control to OFF and power cycle monitor Verify that MAIN screen displays after completion of power up sequence Monitor setup is complete If SC 8000 is to be connected to an INFINITY NETWORK Set Network Control to ON and continue Printer Address displays the fourth octet of the IP address of the network printer if any that prints out Monitor Setup Biomed gt Logs Print Log requests Enter network printer number to set o
165. ters attenuating the 2 5V reference Attenuated radiation falling on the photodiode in the sensor is converted to a current which passes through an RF filter balun in the HVPOD and enters the current to voltage converters in the MultiMed front end The resulting unipolar stream of pulses is then ac coupled to a controllable gain differential amplifier The signal is then synchronously demodulated into Red and IRed signals with ambient light subtracted Additional gain control filtering and signal offset are provided for each signal prior to A D conversion The calibration of each sensor is coded into the value of a precision resistor built into the sensor The value of this resistor is sensed by forming a voltage divider The value of the resistor ratio is read by a separate A D input and out of range values are interpreted as sensor unplugged The multiplexers and A D are controlled by the Main Processor via a Manchester encoded serial communications channel Pod Com optically coupled to the isolated front end Most of the digital logic is contained in the MultiMed FPGA Outputs from the A D are Manchester encoded in the MultiMed FPGA and fed to the opto coupled data flow to the Main Processor A power on monitor resets the FPGA until both 5V have risen to normal range The isolated dc dc converters are synchronized to the data acquisition sequence via the Main Processor FPGA The A D converter is automatically calibrated after the power
166. tion 02 eee 54 9 1 Temperature Test Bell iuesxescasacascen TTPpAEUeemDRad p xeddaara eds n ses 54 vi Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM fm 09 99 kaupp SC 8000 Patient Monitor Service Manual O Digital Beau i2 xu aucnacpaceaca KA KB ane ARE N EUR R RR CER De KAT LNAG KG 54 9 3 Temperature Calibration Check 000 cece eee 54 Table 4 2Resistance Value vs Temperature 0 eee eee eee eeese 54 9 3 1 Recommended Equipment 2200 22 eee eee eee 54 BIZ Procedur 2242555 c5005 Beles he ee Chee ee ae eee heh eee hss athe 54 10Non Invasive Blood Pressure Function 000 eee eee 54 Figure 4 1 NBP Calibration Check Calibration Test Setup 55 10 1System Setup and Pneumatics Leakage Test aaa 55 10 2Calibraton Chatk KNA NAG KARGADA EGR ARR RR ERRARE REX QR ery errr dn s 55 10 3NBP Calibration Procedure 444 0a rne 56 10 4NBP Characterization cco bee bee oboe PANG ERA PT eRe ew eS ERA REOR 56 10 5Hardware Overpressure ccc eee ee ees 56 10 6PUMND iss vaca ExGUARTEASXGO C RGGOGEGONGO AO RA E AC ORG EROR YGOURGCO X RR A RA ROROCAOKU RN 56 ian eli AA dee ee ites Ente eh bai eee Re eee Rees 57 TUGATOG TINGE np dab E 05 d idF RE UE E EE PESE ee Sees Se see ces 57 Vet FUNGDON paaa NGA REG KRING UK Re ex hae d RR GE MA ERNE Weed Ead ue ded KA 57 Figure 4 2 IBP Functional Verification Test Setup
167. tion 2 3 d Merana 2 Remove battery and battery tray Refer to Section 2 4 3 Remove Adv Comm Option subassembly if installed See Section 2 13 4 Unplug ribbon cable from X3 of PC board Note Carefully slide ribbon lock back off of PCB connector along ribbon to release lock and then slide ribbon out of connector 5 Unplug Battery connector from X14 near rear right hand corner of PCB 6 Unplug fan connector from X8 at rear right hand corner of PC board 7 Remove and save four Phillips head screws securing board to standoffs on Main Processor PCB subassembly heat sink 8 Carefully lift PC board on outer side to unplug 48 pin interface connector on bottom of board see arrow in illustration at left and unplug docking connector on side of board to separate board from Main PCB subassembly 9 Do either a or b as appropriate a If removing Connector I O PCB leave rear panel interface board resting on Main Processor PCB subassembly and continue to section 2 6 2 b If removing Main Processor PCB subassembly go to Section 2 7 2 6 2 Freeing Front 1 With monitor open refer to Section 2 3 to open monitor and battery En Interface and battery tray removed unplug front panel membrane keys ribbon oar connector from X13 on front panel interface board smaller board of Connector I O PCB subassembly ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 33 C8000 SM c3 fm 06 99 kaupp Service Manual SC
168. tup Instructions Contact with chlorine bleach Cidex or body fluids does not damage or cause discoloration of an SC 8000 Clean Base Unit pods and cables using a 9596 solution of isopropyl alcohol Note Bac solution mars the finish of the monitor case A complete set of technical data is given in the Operating Instructions User Guide for the installed software version This section provides a brief overview of SC 8000 monitor controls to assist technical personnel in servicing and testing procedures For detailed operating instructions and additional information consult the monitor s User Guide and supplements for the installed software version Control of all SC 8000 functions is via fixed keys that have tactile feedback and a rotary knob for selecting from on screen menus that appear on the separate VGA Display Turning the rotary knob locates different menu items and pressing the knob in selects the item Depending on the item selected pressing the knob in may either bring up another menu or initiate an action Ghosted items cannot be selected Siemens Medical Systems EM PCS Danvers 1 Service Manual SC 8000 Patient Monitor 7 Peripheral Device Controls 8 Passwords 8 1 Clinical Password 8 2 Service Password 9 Menus 9 1 Main Menu 9 2 Service Menu 9 3 Install Monitoring Software Individual cartridges pods and peripheral devices such as the R50 recorder also have fixed keys that control specific as
169. under Main Processor PCB 2 Position spacers between pump subassembly and side of mounting bracket and secure pump subassembly to bracket using mounting screws removed in step 3 of Section 2 9 1 above 3 Reinstall front panel interface board Perform steps of Section 2 6 2 in reverse 4 Close monitor see Section 2 14 and perform an NBP calibration check and calibration if required See Chapter 4 5 Perform an NBP characterization Use procedure in Section 10 4 in Chapter 4 Functional Verification and Calibration Figure 3 8 Front Bezel Subassembly incl Membrane Keypad w Language Label 2 Optical Encoder Subassembly 3 and R393 Access Port Cover 4 2 10 Front Bezel On most chassis the Front Bezel Subassembly is secured to the chassis Subassembly by five screws three near the top edge accessible after the battery and tray have been removed and two along the bottom edge accessible from the bottom side of the monitor See 1 in Figure 3 1 on page 30 On some chassis the two bottom screws are installed through the front of the chassis from inside the monitor 2 10 1 Removing Front 1 Open monitor and remove battery and tray Bezel Subassembly Note If bottom securing screws for the Front Panel Subassembly are through the front of the chassis from inside the monitor also remove Connector I O PCB subassembly and Main Processor PCB subassembly to access the screws 2 Unplug front panel membrane keypad
170. upervisor chip performs various monitoring tasks to ensure that the microprocessor and system run properly The user interface provides capability for airway and adapter calibration and also compensation for effects of NO and Os When calibrating the accessory assembly switches inside the sensor one for the Zero Cell and one for the Span Cell tell the processor when the assembly has been placed on the proper cell for system calibration HEMO 2 4 PODs have provisions for monitoring either 2 or 4 invasive blood pressures 2 temperatures and cardiac output See Figure 2 15 The pressure data acquisition front end is designed to operate with resistive strain gage pressure transducers having an output impedance of less than 3000 Ohms and an input impedance between 3000 and 200 Ohms see Figure 2 16 Excitation voltage is applied one at a time to each resistive strain gauge pressure transducers by a single current limited voltage reference circuit which is time multiplexed across four pressure sensors The differential output signals generated by the pressure sensors are passed through filter and clamp networks which limit the differential and common mode voltage swings and filter out RF noise Next the signals enter a functional block that converts the differential signals into single ended signals which are then presented one at a time in a time multiplexed fashion to a fixed gain single ended amplifier Calibration voltages for zero and 200 m
171. ure Injectate temp 13HEMO POD2 page 60 13 1 Invasive Blood Pressure Function 13 1 2 HEMO Channel A Aux Hemo3 input Monitor Zero Function Monitor Pressure Reading 112 Siemens Medical Systems EM PCS Danvers ASK T924 02 7600 SC8000 SM apd fm 06 99 kaupp SC 8000 Patient Monitor Service Manual 13 1 2 HEMO Channel A Aux Hemo2 input Monitor Zero Function Monitor Pressure Reading 13 1 2 HEMO POD Channel B 13 1 2 HEMO POD Channel C 13 1 2 HEMO POD Channel D 13 2 Temperature Function Tia e Tib ATI 13 3 Cardiac Output Function Blood temperature Injectate temp 14Memory Backup page 62 15MIB 1 amp 2 and CAN Options if installed page 62 CAN Option MIB 1 amp 2 Option 16 Adv Comm Option if installed page 62 17 Configuration page 63 18Battery Charger Circuit page 63 19 Recorder Function page 63 20LeakageTests page 63 20 1 Resistance Test Resistance Reading Q 20 2 Leakage Current Tests Enclosure Case Normal Leakage Current Open Ground 240 vac or 120 vac Open Ground and Reverse Mains 240 vac or 120 vac Patient Combined Normal Leakage Current Open Ground Leakage with Mains on Patient Leads ASK T924 02 7600 Siemens Medical Systems EM PCS Danvers 113 SC8000 SM apd fm 06 99 kaupp Service Manual SC 8000 Patient Monitor Clinical Site Report Clinical Site Name Date Address Clinical Site Facility Manager Clinical Site Contact
172. ush Buttons 13 2 5 Current Limiting the Voltage Reference 14 Advanced Comm Option 14 1 Comm Option Board Hardware 14 2 EEPROMs voltage monitors and Cardiac Output A fixed gain of two is finally applied to match the signal range to the full scale range of the A D converter Cardiac output operates in much the same way as temperature The thermistor signals are filtered and clamped then multiplexed to the input of a fixed gain amplifier Two calibration voltages are also multiplexed in to correct amplifier offset and gain errors Next an offset is added to the signal to center it to the dynamic range of the A D converter The amplified signal is then multiplexed with temperature then through a fixed gain of two and finally to the A D converter Two EEPROM s are used for non volatile information storage One EEPROM is used for reading and writing data that changes during the operation of the POD such as pressure offsets the other stores more permanent information such as POD serial number and is therefore write protected A state machine inside the logic gate array supports communications between the Host and the two EEPROM s A mechanism is provided which allows service personnel to disable the write protection of the otherwise write protected EEPROM A total of 16 LCD characters are provided for use as pressure labels Each pressure channel is allocated 4 LCD characters The Logic Gate Array supports communication of controll b
173. xisting label carefully pry up one corner of label see arrow in Figure 3 5 and peel label off of membrane keypad towards opposite corner Caution Use extreme care to not damage underlying membrane keypad when replacing Language Label If membrane keypad is damaged the Front Bezel Lens Subassembly must be replaced 1 Peel protective covering from section of new label under function keys 2 Position label along top of membrane keypad so that it fits squarely in label depression allowance on front bezel and using a sweeping or rolling motion to prevent air bubbles from becoming trapped under label press on label to secure it to membrane keypad 3 Remove protective covering from remainder of language label and with a similar motion affix label along right hand side of bezel near rotary knob In the SC 8000 Patient Monitor the MIB 1 amp 2 Option PC board resides in the Adv Comm Option Subassembly See i7 in Figure 3 6 on page 40 Both MIB 1 amp 2 Option and Adv Comm Option subassemblies must be removed to access and service Comm Connector PCB and Main PCB Subassemblies 1 Open monitor and remove battery Refer to Sections 2 3 and 2 4 2 Carefullly observe how tape CD in Figure 3 7 on page 40 has been applied to outside back corner of Adv Comm Option subassembly chassis so that the tape can be reapplied in exactly same manner Then remove and save tape 3 Remove and save five screws Q in Figure 3 7 that secure Adv C

SC 8000 Patient Monitor - Frank`s Hospital Workshop

Contents

Download Pdf Manuals

Related Search

Related Contents