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91369 Service Manual

1. Nee Description Part Number O Cable Ethernet 10 100BaseT 3 ft 0 94 m 175 0951 00 O Cable Ethernet 10 100BaseT 6 ft 1 8 m 175 0951 01 O Cable Ethernet 10 100BaseT 12 ft 3 7 m 175 0951 02 O Cable Ethernet 10 100BaseT 20 ft 6 1 m 175 0951 03 E 91369 Service Manual Cabling Warning Maximum Cable Lengths The following cables are limited to the indicated maximum length SDLC Cable 40 feet 12 2 m maximum total length from the monitor to the last device on the bus For longer SDLC cable runs contact a Spacelabs Medical Field Service Engineer e Video Cable 100 feet 30 5 m maximum total length from the monitor to the last display Ethernet cable 10 100BaseT 328 feet 100 m maximum SDLC External Devices External devices for example Flexport interfaces can be connected to the SDLC bus In this context the term external means connected to the SDLC bus by cable via an external connector This is in contrast to modules which are connected by inserting them into a module housing If no supplementary module housings are present in addition to the module slot integral to the monitor itself then external devices are connected directly to the SDLC connector of the monitor If one or more supplementary module housings are present Flexport devices are connected to connector J2 on one of the supplementary module housings If multiple module housings are
2. 24 HOURS Displays the time in a 24 hour format Touch ENTER to complete the selection AM PM Select AM or PM to display the time in a 12 hour format and then touch ENTER Note Setting the time on any networked monitor sets the time for all monitors on that network Preselected Recordings Refer to the Printing chapter in the Ultraview SL Operations Manual P N 070 1150 xx located on CD ROM P N 084 1101 xx for information regarding preselected recordings Units of Measurement The UNITS OF MEASURE key provides access to the units of measurement that the monitor uses for input display and printing of values for pressure height and weight measurements Each key s label indicates the available selections Reset the monitor after making changes in this menu User Access The USER ACCESS key allows the system administrator to preset certain functions and features of the monitor for availability to non privileged access users PATIENT TYPE ON OFF Enables ON or disables OFF the Patient Type selection in the Admit Discharge dialog box PARAMETER CONFIG ON OFF bedside monitors only Displays ON or removes OFF the PARAMETER COMFIG key in the Monitor Config menu RECORDING DURATION ON OFF Displays ON or removes OFF the RECORDING DURATION key in the Recorder Config menu SUBNET ACCESS ON OFF Select ON to display keys for other care areas subnets within bed selection w
3. 0 000 cece et teens 4 7 Inserting Recorder Paper Vo DR casa bed vowed en eee see Er eee RR che 4 10 Removing the Bezel Assembly scq sei ee ee ee a ee eee ee ee 4 10 Replacing the Display or Touchscreen Assembly Backlight Inverter and Power Monitor Assemblies 4 12 Replacing the SDLG PEBA c0vh bach e en eRe eee eens owed 4 14 Replacing the CPU PCBA 22 60 c2 feet ied ed eee ee eee a o a pede ek eee e Dam ee 4 15 Removing the Chassis Assembly 0 0 0 0 c ent ntteeee 4 16 Replacing the Fan Battery Contact Assembly o o coccoocoooco nern ern 4 17 Replacing the Interconnect PCBA and Frame ooo 4 18 Replacing Aligning the Module Door 1 2 0 cece ttt nett 4 18 Replacing the Embedded Nurse Alert Assembly 6 0 0 0 00 0 ete 4 18 CARING ws ieee a ee Dae Bhd ee Oy alee ca ee e 4 19 Troubleshooting OVBIVIS Woo heehee een 5 1 Required Tools and Parts o 5 2 Problem SOlWING lt craen week Pe oes ee Ses ses ded Wa ded etd Barnes 5 2 System Stanlup ar ash nese s ate nern hobo eee wal eke ee 5 2 Boot MENU 262 cceee5s boob bebe e A a ede hi dae heed GE 5 3 Boot Parameters 2 5 4 dnote ha a a potest a en ee 5 5 Power ON Diagnostics 3 2 0 ee eee ae ba med am nee kDa ea bad PRE eae ade Bee eee ea eee he Meld 5 5 Extended Diagnostics curee e oat ou hak we whe ee A ewe wl Bae EA ae dee 5 6 91369 Service Manual Diagnostic Men s nsnm eea Mee Re ee eee ena deine a Ge ead He a Bae a eae 5 7 Main Di
4. 15 SEC 30 SEC You can choose to display an alarm watch for either 15 or 30 seconds before cycling to the next alarm watch if there are two or more alarm watched beds in alarm This key is only enabled when ROTATE ALARM WATCH is set to ON 62 91369 Service Manual Change Clinical Password The CHANGE CLINICAL PASSWORD key enables you to change the password used to access the Clinical Level menu To change the clinical password 1 Enter the current clinical password in the Password field using the on screen keyboard passwords are not case sensitive 2 Enter the new clinical password in the New Password field and enter the same password again in the Verify Password field using the on screen keyboard Note If the clinical password is forgotten contact your system administrator Reset Monitor The RESET MONITOR key allows you to reboot the monitor after changing settings for the following items the monitor must be rebooted before these changes can take effect Subnet access Units of measurement Touching the RESET MONITOR key displays the Reset Monitor dialog box Select Reset Monitor to proceed or Cancel Reset to cancel Note Patient data are preserved when the monitor is restarted using the RESET MONITOR key Privileged Access Reset Monitor N Reset the monitor for configuration changes to take effect Reset Monitor Cancel Reset Figure 2 15 Privileged Access Reset Monitor dialog box Ton
5. Figure 3 2 Power supply section Power Supply Connector Power is supplied to the monitor from an external DC power supply Power arrives at the CPU PCBA via a single connector P100 at 18 VDC 91369 Service Manual DC DC Converters The internal power supply derives six output voltages for different functions of the CPU PCBA 12V 24W 12V 1 2W e 5V 0 5W e 15V 3W e 5V 15W e 3 3V 6W In the event of mains power failure all supplies are maintained through power derived from up to two internal 12 V NiMH batteries The power supply subsection has a slow turn on feature which prevents high inrush currents when power is switched ON The power supply will also control which input source to use either the external power supply or the batteries The minimum input voltage required to operate the monitor is 11 5 VDC If the external power supply input is less than 11 5 VDC and the batteries greater than 10 75 VDC the monitor will run on battery power Power Failure Operation The power supply on the CPU PCBA provides a digital signal PFAIL to the CPU to indicate that a power failure condition is imminent This signal is asserted by the power supply if its input power fails or if the monitor is switched OFF This signal is provided through a power supervisor IC to the MPC8270 as an interrupt causing the processor to take immediate power failure action Power failure operation of the monitor takes advantage of the fact tha
6. Figure 5 1 System Startup window Es 91369 Service Manual When this screen is displayed the monitor automatically begins power ON diagnostics Any diagnostics failures are reported in the upper window If no serious diagnostics failures are encountered the monitor continues past this screen and starts normal monitor operation During the countdown the booting operation can be halted and a Boot menu of boot options can be displayed The Boot menu and the power ON diagnostics are described in the sections that follow Boot Menu BunNooyssjqnoa l The Boot menu Figure 5 3 on page 5 4 is activated during system startup It allows access to several basic configuration menus and functions of the monitor including extended diagnostics All text displayed on the screen is also output to the serial port To activate the Boot menu 1 Turn ON the monitor and wait until it displays the countdown 2 Before the countdown expires perform the following step using either the touchscreen mouse keyboard or terminal or a computer with terminal emulation software connected to the serial port e Touchscreen Touch the bottom left and then the bottom right corner not simultaneously of the screen Figure 5 2 e Mouse Click the left and right mouse buttons simultaneously Keyboard or terminal Press CNTL D the terminal s serial port should be set to 9600 baud no parity 8 data bits and one stop bit Ultravi
7. Pin Number Symbol Description 17 G4 18 G5 Green Data MSB 19 GND 20 BO Blue Data LSB 21 B1 22 B2 23 B3 24 B4 25 B5 Blue Data MSB 26 GND 27 ENAB aroi horizontal display 28 VCC 5 V 29 VCC 5 V 30 R L Horizontal display mode select 31 U D Vertical display mode select Parameter Modules Any single high Spacelabs Medical parameter module can be inserted into the module slot of the monitor The module receives 5 VDC 12 VDC and 12 VDC power from the monitor and communicates with the monitor via an SDLC data bus In the most general terms the module initially downloads a program table code into the monitor over the SDLC bus This enables the monitor to interpret messages from to the module The module sends events and data to the monitor which typically cause the monitor to display waveforms keys etc The monitor also responds to key presses of the module s keys which causes various actions to occur such as changing the way data is displayed For more information on the SDLC data bus refer to SDLC Interface on page 3 10 The theory of operation of a particular module can be found in that module s service manual 91369 Service Manual CPU PCBA Connectors Table 3 provides a summary of all CPU PCBA connectors Table 3 CPU PCBA Connectors Reference Connector Type Description J191 RJ45 external Ethernet connector J291 USB single external Keyboard mouse stand
8. Spacel A pacelabs An OSI Systems Company 91369 Service Manual 070 1156 00 Rev A more time to care 2004 Spacelabs Medical Inc All rights reserved Contents of this publication may not be reproduced in any form without the written permission of Spacelabs Medical Products of Spacelabs Medical are covered by U S and foreign patents and or pending patents Printed in U S A Specifications and price change privileges are reserved Spacelabs Medical considers itself responsible for the effects on safety reliability and performance of the equipment only if assembly operations re adjustments modifications or repairs are carried out by persons authorized by Spacelabs Medical and the electrical installation of the relevant room complies with the requirements of the standard in force and the equipment is used in accordance with the operations manual Spacelabs Medical will make available on request such circuit diagrams component part lists descriptions calibration instructions or other information which will assist appropriately qualified technical personnel to repair those parts of the equipment which are classified by Spacelabs Medical as field repairable Spacelabs Medical is committed to providing comprehensive customer support beginning with your initial inquiry through purchase training and service for the life of your Spacelabs Medical equipment CORPORATE OFFICES U S A Spacelabs Medical 5150
9. CISPR 11 Class B likely to cause any interference in nearby electronic equipment Harmonic emissions IEC 61000 3 2 Complies Device Class A Voltage fluctuations flicker Complies IEC 61000 3 3 Electromagnetic Immunity Note The monitor is intended for use in the electromagnetic environment specified below The customer or user of the monitor should ensure that it is used in such an environment Electromagnetic IEC 60601 Test Level 4 Environment Immunity Test Compliance Level Floors should be wood concrete or ceramic tile If Electrostatic discharge ESD IEC 61000 4 2 6 kV contact 8 kV air 8 kV contact 15 kV air floors are covered with synthetic material the relative humidity should be at least 30 Electrical fast transient burst 2 kV for power supply lines 1 kV for input output 2 kV for power supply lines 1 kV for input output Mains power quality should be that of a typical commercial or hospital IEC 61000 454 data lines data lines environment Mains power quality should Surge 1 kV differential mode 1 kV differential mode be that of a typical IEC 61000 4 5 2 kV common mode 2 kV common mode commercial or hospital environment 91369 Service Manual Immunity Test Voltage dips short interruptions and voltage IEC 60601 Test Level lt 5 Ur gt 95 dip in Uy for 0 5 cycle 40 Ur 60 dip in U for 5 c
10. Caution Observe precautions for handling electrostatic sensitive devices Note Never touch electrostatic sensitive electronic components without following proper anti static procedures including the use of an ESD wrist band and mat An electrostatic discharge from your fingers can permanently damage electronic components and cause latent failures All static sensitive electronic components are packaged in static shielding bags Retain the bag for repackaging the component should you need to store it or return it to Spacelabs Medical for any reason Parts List Field Replaceable Parts Table 1 Field Replaceable Parts Description Part Number PCBA CPU 91369 670 1275 00 PCBA Interconnect 91369 670 0849 03 Assembly I O Bay SDLC Alm Eth Com 91369 670 1302 00 Assembly Nurse Alert 650 1425 00 Assembly 91369 Power Monitor Switch 650 1429 00 Touchscreen 5 Wire Resistive 10 4 in 010 1445 00 Display LCD Color TFT 640 x 480 NEC 150 0340 00 Inverter Backlight CCFL Dual Tube App 010 1603 00 Backlight NEC Replacement Kit 050 0353 00 Power Supply 119 0479 00 Battery NiMH 12 V 2 45 AH 146 0055 00 91369 Service Manual Table 1 Field Replaceable Parts continued Description Part Number PCBA Recorder CPU 91369 670 0624 05 Service Kit Recorder 050 0064 01 Fan Assembly 40 mm 12 V 119 0186
11. 01 Plug Recorder 134 0032 02 Internal Chassis 91369 441 0073 01 Frame Contact Assembly with Fan 650 0279 01 Bezel Front 203 0231 00 Panel Rear 91369 333 0887 00 Retainer Handle 91369 343 0372 00 Handle Enclosure 91369 367 0833 00 Frame Interconnect 426 0039 04 Frame Contact 91369 426 0041 01 Enclosure Rear 91369 437 5045 00 Plug Hole SDLC Port 91369 134 0044 01 Latch Battery 105 0038 01 Door Battery 202 0228 00 Spring Battery Door 214 0328 00 Pin Hinge Battery Door 214 0318 00 Ejector Battery 214 0317 01 Spring Extension 214 0333 01 91369 Service Manual Cables and Adapters Table 2 Cables and Adapters Description Part Number Cable Serial I O RS 232 012 0182 02 Cable Video Male DB15HD to Male DB15HD 012 0593 00 Cable Monitor to Module Housing 2 ft 0 61 m 012 0532 02 Cable Monitor to Module Housing 4 ft 1 22 m 012 0532 04 Cable Monitor to Module Housing 8 ft 2 44 m 012 0532 08 Cable Monitor to Module Housing 10 ft 3 05 m 012 0532 10 Cable Assembly Ethernet 10 100BaseT 3 ft 0 94 m 175 0951 00 Cable Assembly Ethernet 10 100BaseT 6 ft 1 8 m 175 0951 01 Cable Assembly Ethernet 10 100BaseT 12 ft 3 7 m 175 0951 02 Cable Assembly Ethernet 10 100BaseT 20 ft 6 1 m 175 0951 03 Field Replaceable Mounting Hardware Parts Table 3 Mounting Hardware Replaceable Parts Description Part Number Bed Rail Moun
12. 220th Ave SE Issaquah WA 98029 Telephone 425 657 7200 Telephone 800 522 7025 Fax 425 657 7212 Authorized EC Representative UNITED KINGDOM Spacelabs Limited 71 Great North Road Hatfield Herts AL9 5EN Telephone 44 1707 263 570 Fax 44 1707 260 065 BirthNet Data Shuttle Flexport Intesys Clinical Suite Maternal Obstetrical Monitor MOM Mermaid Multiview PCIS PCMS PrintMaster Quicknet Sensorwatch TRU CAP TRU CUFF TRU LINK UCW Ultralite Ultraview Ultraview Clinical Messenger Ultraview SL Uni Pouch Universal Flexport Varitrend and WinDNA are trademarks of Spacelabs Medical Inc Other brands and product names are trademarks of their respective owners CAUTION Rx Only US Federal law restricts the devices documented herein to sale by or on the order of a physician Table of Contents Contents Introduction OVNI Words ras ih Meek eign dpa seed mesa e atea ia aed de 1 1 Physical DIMGNSIONS 0 225028 2 4 ta Peon de ewes enna eee ee ede ee de ca he beads anne 1 2 Electrical Specifications 0 0 tn nennen 1 3 AC Line Requirements esco cars tiran een en naar hie 1 3 Environmental Requirements 3 cca warmen sn eb ede ae eh da ke eee Coed dae bie og ee and 1 3 Regulatory Approvals cuicos aa ee eee PS PERE EAR ES Smee ee en Diane 1 3 Monitor Options 4 20d wel brent hed td bce lee lee ee 1 4 Display aims o teen a oe ee a eee ee ie aye a ae a eel oe 1 4 Setup Unpacking the Monitor 0 tne 2
13. 85 Timer 0 Low byte bad 86 Timer 1 No overflow 87 Timer 1 High byte bad 88 Timer 1 Low byte bad 30 SDLC Errors Bad Xmit status 31 SDLC Errors No SI 32 SDLC Errors No start flag 33 SDLC Errors Bad address 34 SDLC Errors Bad frame type 35 SDLC Errors No end flag 10 Stuck I O bus bit 0 low 11 Stuck I O bus bit 1 low 12 Stuck I O bus bit 2 low 13 Stuck I O bus bit 3 low 14 Stuck I O bus bit 4 low 15 Stuck I O bus bit 5 low 16 Stuck I O bus bit 6 low 17 Stuck I O bus bit 7 low 18 Stuck I O bus bit 0 high 19 Stuck I O bus bit 1 high 1A Stuck I O bus bit 2 high 1B Stuck I O bus bit 3 high 1C Stuck I O bus bit 4 high 1D Stuck O bus bit 5 high BunNooyssjqnou l 91369 Service Manual Table 2 Recorder Error Codes continued sia Failed Assembly or Likely Cause 1E Stuck I O bus bit 6 high 1F Stuck I O bus bit 7 high 50 External RAM Stuck bit Bank 0 51 External RAM Stuck bit Bank 1 52 External RAM Stuck bit Bank 2 53 External RAM Stuck bit Bank 3 58 3 Par RAM test error Bank 0 59 3 Par RAM test error Bank 1 5A 3 Par RAM test error Bank 2 5B 3 Par RAM test error Bank 3 22 Front Panel key input error 23 EEPROM Tests Checksum bad No diagnostic jumper 25 EEPROM Tests Error during checksum write 26 EEPROM Tests New checksum no good 38 Printer Tests WRRDY inactive or SYNC active
14. CPU reads and writes control registers and does an internal wrap around of one serial communication controller channel e DRAM read write reads and writes DRAM above 1 MB e Real time clock verifies that the clock is running e GDS SRAM reads and writes all of the SRAM nondestructively PCI bridge reads and writes control registers ISA bridge reads and writes control registers e Video tests the video memory video controller Hsync and blue video signals 91369 Service Manual Ethernet reads and writes control registers Flash checksum checksums all flash memory e Touchscreen tests the touchscreen controller e Audio reads and writes control registers in the codec Power ON diagnostic failures are reported in the upper portion of the System Startup screen Refer to System Startup on page 5 2 for additional information Any error that occurs during one of these tests is logged in the non volatile configuration memory Refer to Error Log on page 5 10 to retrieve the log Extended Diagnostics Extended diagnostic tests like the power ON diagnostics can be used to troubleshoot and isolate many system failures The types of tests and features available in the extended diagnostics are e Power ON diagnostics e Interactive tests and read write memory tests that are not appropriate during power ON diagnostics Touchscreen calibration and data dump utilities System data dump and
15. Setup chapter page 7 3 page 7 2 v Serial Port Configuration Defined by the options SETTINGS ASSIGNMENT installed l v l l Restart monitor after selecting owner for serial port l l l l l DIAGNOSTICS DATA LOGGER v DATA BITS PARITY STOP BITS ECHO CR LF XON XOFF BAUD 8 NONE 1 NONE NONE NONE RATE 91369 Service Manual Refer to MORE page 7 1 I I v BIOMED LEVEL Select Parameter TONE EDIT MINIMUM VOLUME SYSTEM DEFINE RESET CONFIGURATION DRUG LIST INFO PI STRING MONITOR ON OFF i Refer to Refer to Refer to Refer to Refer to l Setup chapter Setup chapter Setup chapter Setup chapter Setup chapter l l v TONE CONFIGURATION Restart monitor after selecting tone configuration ISO STANDARD CONFIGURABLE CONTINUOUS TONE ACCESS ALARM TONES ALARM TONES ALARM TONES ON OFF v BIOMED LEVEL Tone Configuration Restart monitor after selecting tone configuration HIGH MEDIUM LOW q dl FACTORY 15s 30s 30s DEFAULTS 91369 Service Manual CLINICAL Refer to page 7 1 MENU for complete menu 0 0 er 0
16. System Information The SYSTEM INFO key in the Biomed Level menu accesses the monitors System Information Digital screen actual data may differ from the example in Figure 2 18 SYSTEM IMFO DIGITAL cS eta Figure 2 18 System Information screen Digital Touching ANALOG displays the analog system information While the monitor is connected to AC power AC displays below the AC DC heading and the current battery charge current and battery resistance values display along with values for various powers and temperatures actual data may differ from the example in Figure 2 19 SYSTEM INFO ANALOG Figure 2 19 Analog system information monitor connected to AC power 2 27 dn os 91369 Service Manual Ifthe monitor is not connected to AC power DC displays below the AC DC heading actual data may differ from the example in Figure 2 20 and the current battery voltage and full values display along with values for various powers and temperatures line voltage displays asterisks SYSTEM INFO ANALOG Figure 2 20 Analog system information monitor not connected to AC power Define Patient Identifier Pl String The network based Remote View and Alarm Watch features enable caregivers to monitor a patient s condition by displaying that patient s data on monitors not connected to the patient To minimize any confusion of patient identity any monitor that displays more than one patient s data uses a dividin
17. after reset 39 Printer Tests Readback system wrong state after reset 3A Printer Tests Error active after reset 3B Printer Tests BUSY not active after idle CMD 3C Printer Tests BUSY not inactive after idle CMD 3D Printer Tests Error not active after illegal CMD 3E Printer Tests Error not inactive after idle CMD 3F Printer Tests BUSY not inactive after idle CMD 40 Printer Tests Incorrect feedback after illegal CMD 41 Thermal array over temperature 42 Low 12V supply to AR42 recorder 43 High 12V supply 44 Other AR42 error 27 Error detected during print test 2A SDLC cable not present 2B SDLC clock frequency too high 2C SDLC clock frequency too slow 2E Watchdog timeout too short 91369 Service Manual Table 2 Recorder Error Codes continued a Failed Assembly or Likely Cause 2F Watchdog timeout too long D1 Stack error 67 Printer error code Printer did not like command sent 60 Manual re init seen 69 Printer error during initialization co Unload state error Invalid state Al Already printing when another print command received Bu1ljooussjqnous Parts Contents OVEIVIEW i deuce ees ona Halen bead a pee etd ae deen ead Sha at abe eu wean ee se 1 Paris iS tus ti 0 da eee alia ts ee a ar we at es ee a te 1 Assembly Drawings and Schematics 0 0 0 ee 4 Overview This chapter presents exploded views of monitor assembly and PCBA schematics for the monitor
18. analyzers into mains power 2 Plug the equipment into the analyzer s AC receptacle 3 Verify that the leakage current from the chassis to ground is less than the values in Table 2 91369 Service Manual Table 2 Enclosure Leakage Test Conditions and Limits en conan Potanty e us unk Closed neutral Closed ground Normal polarity 100 A 300 LA Open neutral Open ground Normal polarity 500 uA 300 uA Closed neutral Open ground Normal polarity 500 uA 300 LA Patient Lead Leakage Current Tests Patient Modules Before you can perform the Patient Lead Leakage Current Test verify that the monitor passes the ground resistance and chassis current leakage tests It is recommended that the equipment be operating for 30 minutes prior to the test to allow thermal stabilization If a 12 lead patient cable is used with the module being tested perform the tests using the 12 lead cable 1 Patient Leads Current Leakage measure the leakage current between each of the patient leadwires and the ground lug on the monitor back panel Also measure the leakage current between all combinations of ECG leads and ground The current must be less than 10 pA with the ground connected and 50 pA with the ground open 2 Leakage Current to Ground with 50 60 Hz AC mains voltage applied to leads Apply AC mains voltage and measure the leakage current between each of the ECG leadwires and the ground lug on the monitor bac
19. eee 6 3 Miscellaneous Paro a teed ale eka ea en A NE ee ne al a wie en 6 3 Assembly Drawings and Schematics 0 0 0 0 et tenes 6 4 Directory of Keys BIOMED Directory of KeyS 0 ett 7 1 Glossary Appendix A Electromagnetic Compatibility Electromagnetic EMISSIONS roci ceci nee ee een ee eee ee 9 1 Electromagnetic Immunity 2 2 22 22m eee nern een ernennen 9 1 Sseparation Dist nces ccros ee nn es e e e 9 3 Symbols Introduction Contents OVENVIEW ias cea Spade eas aa aa epee ged ey a Ede deae RRA aces 1 Physical Dimensions 0 00 0 r ee anne nn 2 Electrical Specifications 2 22 2nsn seen eee 3 Environmental Requirements 20 20sec eee eee eee 3 Regulatory Approvals oooccooccocooo eee eee 3 Monitor Options a 9608 ce bia y a a nr ee eee ay 4 Overview Warning Caution Spacelabs Medical s products are designed and manufactured under good manufacturing practices and in compliance with all applicable regulatory requirements To ensure proper operation in accordance with these guidelines this product must be maintained by trained technicians using Spacelabs Medical authorized replacement parts Warnings cautions and notes are used throughout this manual They are identified by the formats shown below Be sure to read all warnings cautions and notes included in each section of this manual Alerts the user to potentially serious outcomes death injury or serious a
20. g CLINICAL LEVEL Select Parameter 0 TIME PRESELECTED UNITS OF USER ALARM ALARM WATCH MORE A DATE RECORDINGS MEASURE ACCESS SETUP SETUP x l l Refer to Refer to Refer to Refer to 0 page 7 4 page 7 4 page 7 4 page 7 4 lt v Restart monitor after selecting units of measurement i mmHg inches Ib kPa cm kg v PRESELECTED RECORDINGS Select Configuration to Change PRESELECTED A PRESELECTED B Te v Select option to change X current selection displays SELECT SELECT TYPE BED l l i v l Select beds subnets X current selection displays ALL THIS THIS ALL BEDS ON SUBNETS SUBNET MONITOR THIS MONITOR l v Select recording type X Beds current selection displays ALL BEDSIDE T y CONFIGURED BEDSIDE PARAM S PARAMETERS v MONITOR SETUP TIME DATE TIME AM T e HOURS MINUTES T al ENTER DATE OURS PM 7 3 91369 Service Manual CLINICAL LEVEL Select Parameter TIME PRESELECTED UNITS OF USER ALARM ALARM WATCH MORE DATE RECORDINGS MEASURE ACCESS SETUP SETUP Refer to Refer to Refer to l i page 7 3 page 7 3 page 7 3 l j j F l r ES 5 ee A Ge ne ETS OA A ee ea ao v CLINICAL LEVEL Select Parameter ie er en A CHANGE CLINICAL RESE
21. of these assemblies appear damaged replace the damaged assembly Keyboard Mouse or Barcode Scanner 1 Try another USB mouse or keyboard there is no setup for the mouse or keyboard either externally or internally Cycle the power OFF and ON after changing the keyboard or mouse to guarantee that they are seen by the monitor Run the keyboard mouse diagnostic refer to Diagnostic Menus on page 5 7 If it fails replace the CPU PCBA Check the USB connector for damage and replace the damaged assembly if necessary Ensure the barcode scanner is set for keyboard entry mode Battery The monitor can assist in troubleshooting failed batteries in several ways It can detect gross failures such as shorted and weak batteries and batteries that cannot hold a charge It cannot detect all battery failure modes To debug a problem battery run the following tests Battery Charging Test 1 2 Install one or two suspect batteries Power the monitor from the AC power supply and switch the monitor OFF The front panel battery LED s will be ON or blinking Let the batteries cycle through a complete charge For batteries that are initially charged wait at least one hour and 40 minutes For batteries that are initially uncharged wait at least three 91369 Service Manual 4 Check the front panel battery LED s If a faulty battery is detected the front panel LED s blinks ON and OFF at a rate of 500 ms 5 Replace the bad battery
22. only the PCI ISA bridge PCI PCI bridge and video controller reside on the primary PCI bus The PCMCIA controller is placed on the secondary PCI bus through the PC PCI bridge The USB keyboard and mouse are supported by a USB controller located within the Intel 82371 which USE 91369 Service Manual P341 oe 5 WIRE RESISTIVE fe cas TOUCHSCREEN gt DRIVERS pc gt CONTROLLER emi x TOUCHSCREEN _ F1 0 354 PCI SUBSYSTEM 75 OHM VIDEO BUFFERS RED RED E l GREEN GREEN Bo BLUE BLUE E H SYNC H SYNC i V SYNC V SYNC C amp T 69000 SYNC BUFFERS GRAPHICS ACCELERATOR P161 b 6 BIT RED B 6 BIT GREEN 3y TO 5V E 3 6 BITBLUE LEVEL 175 1012 01 V SYNC SHIFTERS x E I H SYNC 7 10 TFT LCD DISPLAY 1 P261 FUTURE P771 PCMCIA IEEE 802 11 WIRELESS CARDBUS CONTROLLER Figure 3 4 PCI subsystem Video Video is implemented using an Asiliant 69000 VGA controller that resides on the PCI bus The video system uses 2 MB of internal RAM for video memory The video controller directly generates digital video signals for the liquid crystal display It also generates equivalent analog RGB signals which are buffered and sent to the external VGA co
23. prints or smudges on the front of the display or on the inside of the front bezel surface 4 Reassemble the bezel assembly Pay close attention to placement of the touchscreen assuring that it is placed within the raised portion of the bezel prior to securing the display assembly If alignment is not correct the touchscreen can be permanently damaged Figure 4 7 Touchscreen placement 5 Toremove the backlight inverter remove both cable assemblies and the two screws attaching the inverter to the display bracket 6 When replacing the backlight inverter be sure to replace the mylar shield Figure 4 8 between the PCBA and the chassis backlight inverter mylar shield Figure 4 8 Backlight inverter 4 18 22UBUSJUIEIN 91369 Service Manual Replacing the SDLC PCBA Removing the Rear Panel 1 Remove the five 6 32 inch x 1 2 inch screws Figure 4 9 Rear panel replacement 2 Remove the two 10 32 inch x 1 2 inch screws 3 Carefully remove the rear panel and set it aside for further disassembly Removing the SDLC PCBA 1 Remove the six 3 16 inch jack screws that secure the SDLC video and RS 232 connectors 2 Remove the two 6 32 inch x 1 4 inch screws that secure the SDLC PCBA to the rear panel 3 Reinstall the replacement SDLC PCBA in reverse order 91369 Service Manual Replacing the CPU PCBA 1 Remove the batteries if present 2 Remove the bezel refer to Removing the Bezel Assembly on pag
24. signals are output by the SDLC interface and are used to drive the external SDLC bus and modules The SDLC data signals are bi directional and can be used to both transmit and receive data from the intelligent modules RS 232 UART The RS 232 universal asynchronous receiver transmitter UART uses some UART signals for communication with external devices Linear Technology LTC1331 RS 232 transceivers are used to provide 3 V interface with the MPC8270 Communication with external RS 232 devices is through the 9 pin DSUB connector and transmission Embedded Alarm Light A flexible circuit and PCBA contain circuitry for the embedded alarm light Five ultra bright LEDs are used for each color red yellow and cyan to generate the back light for the lens Because alarms are available on the monitor as well as externally an internal signal is provided from pin PB26 on the MPC8270 allowing the software to enable disable the embedded alarm light on the monitor At initial power on the LEDs cycle through at a rate of 4 2 Hz for a duration of two seconds which is more rapid than the fastest flash rate used for any alarm condition 2 8 Hz This function allows the user to confirm that all the LEDs are functional Optical relays are used for both the embedded alarm light and the external alarm relay output External Alarm Control During boot diagnostics all three alarm relays are tested for two seconds During normal operation the hi
25. switch illuminates after removing one of these assemblies repair or replace that assembly If the power switch still does not illuminate go to step 4 E Caution Caution 91369 Service Manual e Partial disassembly may be required for troubleshooting Ensure that the external power supply and rechargeable battery ies are disconnected When disassembling the monitor use a nonconductive anti static material to insulate the CPU PCBA from the front bezel assembly a piece of cardboard will suffice The ends of the cables that connect the front bezel of the CPU PCBA to the display must be handled with care When disconnecting this cable the latch should be gently lifted using finger pressure A broken latch may still lock the cable into the connector but it will not provide guidance for centering the cable into the connector 4 Remove the front bezel assembly Once the CPU PCBA is accessible check the cable connections between it and the display and verify that the backlight is visible If the entire display is garbled or distorted e Check the cables and connectors interfacing the display to the CPU PCBA A patient parameter module may need to be installed to view the top half of the display If the connections are okay replace first the CPU PCBA then the display screen Do not attempt to troubleshoot the display backlight electronics There are very HIGH AC voltages in this area Only qualified Spacelabs Medical field se
26. the I O PCBA It has four major subsystems Figure 3 1 e Power Supply e Core Processor including all 64 bit peripherals e PCI subsystem including 32 bit peripherals ISA subsystem including 16 bit peripherals Core processor Power supply PCI subsystem ISA subsystem Figure 3 1 CPU PCBA setup 91369 Service Manual Power Supply Section The power supply subsystem produces power to drive the entire system including the CPU display parameter module and battery charger Figure 3 2 POWER SUPPLY SECTION EXTERNAL P S INPUT BATTERY A BATTERY B BATTERY FAULT A amp B BATTERY HARGERS Y EXT P S BATTERY DIGITAL INPUT HARGER CPU EN COMPARATOR CHARGER POWER LED FLASHER CONVERTER A FRONT gt PANEL LEDS 12V LINEAR REGULATOR Tunear 5V CHARGER PRE REGULATOR OVER CURRENT 4 12V 5V PROTECTION POWER 12V gt 12V CONVERTER 12V gt 12V 5V gt 5V R A ON OFF Baoi SWITCH I SHUTDOWN BACKLIGHT PEZON POWERFAIL CONTROL 5V 3 3V 2 POWER CONVERTER CPU amp POWER SUPPLY lt MONITORING STATUS lt RECORDER POWER 15V
27. the case Proper operation of the monitor depends upon correct cable re insertion following disassembly Ensure that the flex cable is aligned properly and fully inserted into the connector prior to locking the connector tab down Remove the touchscreen five wire cable from the CPU PCBA Remove the power switch monitor assembly by sliding the ZIF connector locking mechanism outward then removing the cable from the socket 5 Unlatch the touchscreen cable and remove the eight 6 32 inch x 1 4 inch screws three along the top three in the center and two at the bottom of the PCBA If you are replacing the front bezel proceed to the next section Replacing the Display or Touchscreen Assembly Backlight Inverter and Power Monitor Assemblies for removal of the remaining front bezel assembly components 91369 Service Manual Replacing the Display or Touchscreen Assembly Backlight Inverter and Power Monitor Assemblies 1 Remove the front bezel assembly as described in Removing the Bezel Assembly on page 4 10 2 Remove the four screws securing the display assembly to the front bezel and carefully lift the assembly from the bezel Figure 4 6 Removing the touchscreen display bracket Caution The glass touchscreen may stick to the front of the display bracket Do not allow it to fall off of the bracket during removal 3 Remove the four screws securing the display to the brackets Note Be careful not to leave finger
28. the patient cables connected Verify that the ECG parameter key is displayed 2 Connect a patient simulator to the ECG input with a 5 lead patient cable and set the simulator to a known rate e Verify that the heart rate and lead being monitored are displayed to the right of the ECG parameter key e Verify that the ECG waveform is displayed 3 Disconnect the patient cable After 10 seconds verify that the LEADS OFF message appears the parameter key flashes yellow and the medium priority alarm tone sounds 4 Reconnect the patient cable and verify that the LEADS OFF message clears and the alarm stops Connect a patient simulator to the invasive pressure inputs Zero the pressures and verify that the numerics and waveforms are accurate Verify that the key tone sounds each time a key is selected Configuring the Monitor The Biomed Level menu displays when the biomed password default is biomed is entered into the Privileged Access window Refer to Directory of Keys on page 7 1 for the Biomed Level menu structure Network Setup Note The NETWORK SETUP key only displays on monitors that are configured for network operation Touch NETWORK SETUP to display the Monitor Setup Network Configuration window This window contains an on screen keyboard and three tabs TCP IP Monitor and Printers Proper network operation requires that each device on the network have a unique network address monitor ID and monitor name Editing Ta
29. theoretically with accuracy To assess the electromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which the monitors are used exceeds the applicable RF compliance level above the monitors should be observed to verify normal operation If abnormal performance is observed additional measures may be necessary such as reorienting or relocating the monitors Over the frequency range 150 kHz to 80 MHz field strengths should be less than Vz V m 91369 Service Manual Rated maximum output Separation distance according to frequency of transmitter meters power of transmitter watts 150 kHz to 80 MHz 80 MHz to 800 MHz 800 MHz to 2 5 GHz 0 01 0 02 0 02 0 04 0 1 0 06 0 06 0 1 1 0 2 0 2 0 4 10 0 6 0 6 1 1 100 1 8 1 8 3 5 Note 1 At 80 MHz and 800 MHz the separation distance for the higher frequency range applies Note 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people Symbols The following list of international and safety symbols describes all symbols used on Spacelabs Medical products No one product contains every symbol Description Symbol E E 9 HELP HELP Key Description Keyboard Connection RECORD a E 0 SPE
30. when the monitor is connected to the network DECNET IP You can configure the monitor to operate using either Spacelabs DECNET or TCP IP network protocols If you are communicating with 903xx Spacelabs Medical monitors you must select DECNET Network The IP multicast group number of the monitor provides a filter to logically isolate one monitor from another on TCP IP installations Up to 32 network numbers are available 0 to 31 with 0 as the default Note This is disabled if DECNET is selected TTL Time to Live The allowed number of hops the IP packet can take across network devices TTL values are 1 to 64 with 16 as the default Note TTL is disabled if DECNET is selected 91369 Service Manual Network Size The network size allows configuration as 64 Monitor IDs from 1 to 64 are supported No more than 64 total monitor devices can be on the network Provides complete network compatibility with legacy Spacelabs monitors 250 Monitor IDs from 1 to 250 are supported Note 903xx monitors must have the Expanded Network option installed or they will not communicate correctly with devices with Monitor IDs above 64 640 Monitor IDs from 1 to 127 and from 512 to 1023 are supported with the following restrictions All model 903xx Spacelabs Medical monitors must use monitor IDs 1 to 127 inclusive All model 91xxx monitors must be configured with monitor IDs from 512 to 1023 inclusive 1000 Monito
31. 1 Assembling the Monitor 0 0 0 ne tnt 2 2 Power and Battery Status lt o c c 6 ce ee eee ee ee en ee ee eee 2 2 Connections as Doria di a Eady east nya de evans eR a BEA Ey aes real 2 4 Rear Panel 4 2a rss bP coth rat riesen 2 4 E NA 2 5 Cablihgie u nee heer t bbe bw dae etbe bpamoneeed be bode nee et au ase de 2 6 Maximum Cable Lengths 0 0 ccc teens 2 6 SDLC Extemal Devices vicio bese tees Fa ee ed a Be Sa be bao oe Dae a dae ee aes 2 6 SDLC Bus Termination 0 0 006 000 eee eee eee 2 7 Alarm Relay iio 42 220 204 a ed oe seeded 2 7 Network Installation re in beads an OA dee a en ek eee co bane eee da hard 2 10 Ethernet Network Connection 2 00 6 000 eee e ee eee ede nn ee ee ee ee eee ee 2 10 Ethernet Network Disconnection 22 202200 bee en e nn eee ee 2 11 PowerON Tetuan ai EA RSS oe ee ae ee A OEE EARLE OEE a dr 2 11 External DEVICES 0002 ead boeken td Ped Sa eda eA hee eee ee ea ee 2 11 Module Tests 222A tack ties te thee os oe eee ok De REA eh a 2 12 Configuring the Monitor ore 2er ee hl eb di Pa eh ee 2 12 Network Setup 4 eect beak E me eee ae cue ee down oe a ee Pew a ee fie ee 2 12 Serial POMS siii cr er ek wn Se ala ee 2 19 Monitor Calibration 2254 2 22 022 ante shied ote hee A A Pee phe es 2 20 Change Biomed Password u ts ee a bee ee ee 2 20 Clinical Men escitas vie oe Beate ease te Ea Bae ee Shee eA ese os eee 2 21 TONE CONMQUIATION sisii a a a a eee 2 23
32. 32 Digital RS232 Digital 24 File Cabinet List of Rooms Arrows Printer El 7 as Recycle Service Message Ko Radio transmitting device elevated levels of non ionizing radiation 91369 Service Manual Abbreviations used as symbols are shown below Symbol Description Symbol Description Access Codes m 1 Through 32 AIR Alf ANT 1 Diversity Antenna System 1 Arr1 Arrhythmia Net 1 ANT2 Diversity Antenna System 2 ArrNet2 Arrhythmia Net 2 CH EEG EMG or ECG Channel ch EEG Channels CH1 CH2 CH3 CH4 cmH20 Centimeters of Water EMG Channel CH5 C O co Cardiac Output me Diastolic co eve Electrocardiogram EEG Electroencephalogram ecg eeg EMG Electromyogram ESIS Electrosurgical Interference emg Suppression EXT External FECG Fetal Electrocardiogram FHR1 Fetal Heart Rate Channel 1 GND Ground FHR2 Fetal Heart Rate Channel 2 gnd HLO AAN f P hlo High Level Output Multiview Multi Lead Electrocardiogram NIBP nibp Non Invasive Blood Pressure N20 Nitrous Oxide PRESS O Oxygen press Pressure PRS dd Respiration SDLC Synchronous Data Link Control SPO2 A SvO2 spoz Artsriel Oxygen Aturan SvO2 Mixed Venous Oxygen Saturation SpO as Measured by Pulse Oximetry Sao SvO 2 s Oquu s 91369 Service Manual Symbol Description Symbol Description T1 Temperature 1 SYS Systolic T2 Temperature 2 sy
33. A TCPAP Monitor DNA Printer Names au Printer Names AUTO ce N02 PRIM BACKUP Alarm Extended ce No2 Duration Setting Alarm Extended 7 x Duration Setting Printer A CENO2 Primary cenor 0 SECONDS fee 0 SECONDS Printer B al Backup gt CENO2 ae KA CENO2 Figure 2 13 AUTO PRIM BACKUP selection differences 91369 Service Manual To define a printer name 1 Select a printer name from the Printer Names list 2 Select one of the two printer selection fields The new value displays in the selected field Extended Alarm Recording Duration Selecting the Extended Alarm Recording Duration list enables you to add 0 Seconds default 6 Seconds or 12 Seconds to each alarm recording When 0 Seconds is selected alarm recordings end as defined by the alarming parameter when the alarm event ends The other two selections extend any alarm recording by 6 or 12 seconds enabling the offset of long duration events to be printed Note Alarm recordings persist for the duration of the event as defined by the parameter that initiated the alarm recording Alarm recordings for long duration events for example apnea asystole ventricular fibrillation and ventricular tachycardia may end before the offset of these long duration events are printed The extended alarm recording duration applies to ALL alarms from all parameters Serial Ports Refer to Directory of Keys on page 7 1 for the menu structur
34. AL N CODEC SPEAKER LINE OUT DRIVERS gt NC Figure 3 5 ISA subsystem NVRAM Non volatile RAM NVRAM is used for SysGen error logging and time date keeping It is implemented with a Dallas Semiconductor DS1644 non volatile timekeeping RAM It is a highly integrated device containing the following 32K x 8 static RAM Lithium battery with a 10 year life e Time of day clock with 1 minute per month accuracy e Power fail circuitry to protect the clock and RAM on power OFF e CMOS Static RAM stores all Configuration Data in 32K bytes User defined defaults Biomed and clinical level settings Passwords Sysgen Settings Event Log Touchscreen Calibration Data 91369 Service Manual Eight Channel ADC The 8 channel 10 bit ADC is used to monitor power supply functions including voltage and temperature Audio CODEC An Analog Devices AD1845 produces the sound generation for the monitor It drives an amplifier for the internal speaker Line Out functionality is not currently supported Interconnect and Connector PCBAs The Interconnect PCBA plugs directly into the CPU PCBA via J1 Figure 3 6 It provides power distribution and EMI filtering for e Optional Recorder Optional Recorder CPU SDLC module The Interconnect PCBA also provides a signal pass through to the Connector PCBA which contains Serial Port Analog Video External Alarm Relay Output e SDLC 91369 Service Manua
35. CIAL FUNCTIONS Key Mouse connection ra RECORD Key START STOP Key ims y NORMAL SCREEN Key START STOP de w ar y mz 3 a zo MONITOR SETUP Key STOP or CANCEL Key ne ALARMS Key CONTINUE Key E PREVIOUS MENU PREVIOUS MENU Key ENTER Key ON Power Connection to Mains OFF Power Disconnection from Mains ON Position for Push Button Power Switch OFF Position for Push Button Power Switch On Direction ON OFF Television Video Display Video Output O ON Part of the Instrument Only OW om oO Box OFF Part of the Instrument Only Symbol 91369 Service Manual Description Symbol Stand by y Description STAND BY Key PAUSE or INTERRUPT v Slow Run eo Ni Reset Y Power Indicator LED S Alarm Da A Temporary Shut Off of Alarm Tone or Screen Indicators Indicator Remote Control Indicator Local Control PRINT REPORT Key Indicator Out of Paper Partial ON OFF Recorder Paper Normal Screen Return to Prior Menu Clock Time Setting Key AR TREND TIMER Key HELP Explain Prior Screen Key Keypad Activate Recorder for Graphics Indoor Use Only START NIBP Key Auto Mode NIBP Pon oNoM ep loo Output Ze lp No Output Terminated 07 lt i a a 91369 Ser
36. CPU PCBA 01030701 PCI Bridge configuration not recognized Replace CPU PCBA 01030702 PCI Bridge registers are not writable Replace CPU PCBA 01030703 PCI Bridge revision not valid for clinical use Replace CPU PCBA 01030800 Ethernet test failed Replace CPU PCBA 01030801 Ethernet setup failed Replace CPU PCBA 01030802 Ethernet transmit failed Replace CPU PCBA 01030900 ISA Bridge test failed Replace CPU PCBA 01030A00 Video test failed Replace CPU PCBA 01030A01 Invalid display type Replace CPU PCBA 01030A02 Invalid display size Replace CPU PCBA 01030A03 Video configuration not recognized Replace CPU PCBA 01030A04 Video DRAM failure Replace CPU PCBA 01030A05 Video could not detect hsync signal Replace CPU PCBA 01030A06 Video could not detect blue video signal Replace CPU PCBA 01030C00 OS error while diagnosing KBD e pp ER 01030C01 Cannot access KBD device registers Replace CPU PCBA 01030C02 KBD did not respond to command Replace CPU PCBA 01030C03 KBD failed selftest Replace CPU PCBA 01030C04 KBD failed interface test Replace CPU PCBA 01030D00 Cannot access AUDIO device registers Replace CPU PCBA 01030D01 Could not open audio device Be 2 _ E 01030D02 Audio device did not respond correctly Replace CPU PCBA 01030D03 Audio Loopback test failed Replace CPU PCBA 01030E00 NVRAM test failed Replace CPU PCBA 01030E01 NVRAM clock not running Replace CPU PCBA E 91369 Service Manual Table 1 Diagnostic
37. Edit DrugLISt sss ced rr a A RARA a EE ER RE ee 2 25 Minimum Volume seco 24822212 Lie 2 26 System Information lt su whey she a sam a Ro ele ea E LEa a gon i ea Be Dg ears 2 26 Define Patient Identifier Pl String 2 cscri ee eee nn eee ee eee 2 28 Reset MONITO buscarte A IS Pie Meee heeded peewee gene es 2 31 Theory OVEWMIEW vice dieu tine e de ie eR eee eed Oka ded BAG eed a ee dda ee Bae ae eat 3 1 Major System Components 42 242 022 2010 4 e Some Cee Ra eee ele ne eae Adee 3 1 Main EnclosuTe u a bee ee ee en on ale A Ba AG Ra ae eee Gl Es 3 1 External Connectors 0 0 teeta 3 2 Extemal Controls cuco 404 ria Kae bade ied bond kiki dido bal Sb bake 3 4 Printed Circuit Board Assemblies PCBAS ooooccccccoo ete 3 4 EPU PEBA ceos teros oda ice iia 3 4 Power Supply Section e 3 5 91369 Service Manual Core Processor Subsystem 0 3 7 PCI SUDSYSIEM e ocio be bbe bb eo he A hoa Rhone ees 3 11 PEUSABIIdgE cats dis e bs tere Couche oi e ce 3 13 Interconnect and Connector PCBAS 0 0 cc nnn 3 14 Bezel ASSOMDIV iaa a a a a SiR Gee eee ave aoe ew a 3 15 Boot Sequence Overview 2 5 2 eye e ee ma eee ee nn Pe ee ee ne 3 17 Normal Operation Overview esc clean ian rl Bin eh web eae be 3 17 Main Subsystems and Tasks 0 0 nett 3 17 DISPIAY rita e bcs Seok E E oa ea See esd ke ete aon ANE ee 3 18 Parameter Modules cirio rai A aah ms Ke ee Paw a Re RE a See aS 3 19 CPU PCBA CONNECTIONS 02 ea ee e
38. Failure Messages continued Error Code Diagnostics Failure Message Suggested Action Zero the NVRAM and reboot Re program all items in the 01030E02 NVRAM checksum error Biomed Con and elmical menus Spacelabs field service engineers only If problem persists replace CPU PCBA 01030E03 NVRAM read write memory test failed Replace CPU PCBA Bu1ljooussjqnous System Troubleshooting This section describes troubleshooting procedures which can be used in conjunction with or separately from the diagnostics to isolate a failure Required Tools Test Equipment 1 Phillips screwdriver Display Garbled Display No Display or Touchscreen Response 1 Ensure that the external DC power supply is properly connected power LED to the right of the power ON OFF switch is illuminated If the light is OFF troubleshoot the external power supply 2 Cycle the power ON OFF switch several times and verify that the graphic on the power switch illuminates If no light is evident the 5 V power supply on the CPU is not present and will require troubleshooting 3 Remove the plug in patient parameter module Cycle the power ON OFF switch to verify that the graphic on the power switch illuminates If it does not illuminate sequentially remove each of the following assemblies cycle the power and check for a tone before removing the next assembly e Optional recorder assembly and its CPU PCBA e The I O PCBA If the power
39. LC bus with both an alive packet and on line packet If there is some failure in this process the PRINTER ON OFF key remains inactive If this key is active and later becomes inactive then a failure has deleted the recorder module from the SDLC bus At power ON LED D2 on the recorder CPU PCBA located under the recorder assembly will be ON As the recorder executes its diagnostics the LED will turn ON and OFF with successive tests If all diagnostics pass the recorder will sign on to the SDLC link with the LED OFF If a diagnostic error occurs the LED is left ON or flashing 91369 Service Manual rear connector 7 D2 recorder CPU front Figure 5 10 Location of D2 on recorder CPU If a diagnostic error occurs the recorder will attempt to print a diagnostic line instead of its usual sign on message This line is a series of hex numbers Non zero numbers represent error codes If the recorder is recognized by the monitor at power ON a PRINTER CONTROLS key is present Recorder Tips If the PRINTER CONTROLS key is not displayed on the monitor 1 2 Unplug the external power supply and remove any batteries Remove the recorder assembly by opening the paper door and loosening the two captive screws Remove the recorder CPU by loosening the thumb screw that fastens it to the chassis pulling it outward and lifting it out Re install the recorder CPU by firmly inserting it into the connector Occasional
40. N ISA bridge test e Runs the power ON Ethernet test P Runs the power ON diagnostic test R Ensures that the real time clock is running m Requires a data key Spacelabs field service engineers only for some functions Displays the Memory Menu Figure 5 7 v Displays the Video Menu t Displays the Touchscreen Menu 91369 Service Manual Memory Menu Touch the m key in the Individual Diagnostic Menu to display the Memory Menu MEMORY MENU r Return to Previous Menu d DRAM Diagnostic f Flash Checksum Diagnostic F Flash Read Write Diagnostic CAUTION overwrites application g GDS RAM Read Write Diagnostic n NVRAM Checksum Diagnostic N NVRAM Read Write Diagnostic CAUTION overwrites NVRAM Bu1ljooussjqnouy r d f F g n N Figure 5 7 Memory Menu The following keys are available in the Memory Menu r Returns to the Individual Diagnostics Menu d Runs a DRAM test similar to the power ON DRAM test but tests only the memory not in use by the boot kernel f Performs the power ON flash checksum F Performs a read write test on the application area of flash memory which overwrites the application software Reload the software after the test Requires a data key Spacelabs field service engineers only g Runs the power ON GDS SRAM test n Performs a checksum on NVRAM N Performs
41. OUCHSCREEN TO J941 BEZEL ASSEMBLY Figure 3 7 Bezel assembly 91369 Service Manual Boot Sequence Overview When power is applied the monitor begins its boot up sequence The following is a highly abbreviated version of the sequence of events that occurs while the monitor is booting 1 Program execution starts in Flash ROM 2 Key internal and external devices and memories are mapped and enabled 3 The boot type value is read from Static RAM This value is written to Static RAM which is backed up by a super cap at every power down or self reboot The value determines the kind of boot warm or cold Warm booting maintains all data then skips diagnostics and other steps in order to restore monitoring as soon as possible Key areas of SDRAM are tested cold boot only The boot code is copied from Flash ROM to SDRAM where program execution resumes More internal and external devices are initialized Other key memory and CPU tests are performed cold boot only Drivers needed for diagnostics and the boot console are installed O ON Oa Ff Diagnostics are run cold boot only Boot screen and the 3 2 1 countdown are displayed cold boot only a _ O The VxWorks kernel and the application code are copied from Flash ROM to SDRAM where program execution continues N The VxWorks kernel is started and all internal and external devices are reinstalled and initialized 13 The monitor app
42. T PASSWORD MONITOR I v ALARM WATCH Select parameter to change ROTATE ALARM WATCH ALARM WATCH ROTATION ROTATION TIME ON OFF PRIORITY SIMPLE 15s 30s v ALARM SETUP Select Parameter REMOTE ACCESS ALARM SUSPEND TREND SUSPEND ALARM QRS SPO2 TONE ENABLE ON OFF ON OFF ON OFF RELAY ALWAYS DURING ALARMS I I v ALARM RELAY SETUP Select Parameter RELAY TIMEOUT ALARM OSEC 10SEC LEVEL I v ALARM LEVEL Select minimum alarm priority level to trigger relay activation LOW MEDIUM HIGH l v USER ACCESS Enable user access to functions PATIENT TYPE PARAMETER CONFIG RECORDING DURATION SUBNET ACCESS DEFAULT ENG SAV MODE ON OFF ON OFF ON OFF ON OFF ON OFF E The following terms appear in this manual ASCII American Standard Code for Information Interchange A standardized way of assigning numerical codes to characters and control codes ATE Automated test equipment used in performance testing of printed circuit assemblies Baud rate Data transfer rate associated with serial data transfers typically between personal computers via modems Example 9600 bits per second Bit map Technique of drawing computer images by mapping the image in RAM BNC A push and twist connector that allows a fast connect disconnect of thin coaxial cable Boot ROM Programmed ROM devices that contain basic data required to start a digital system at power up This data generates instructi
43. a read write test of NVRAM which overwrites configuration parameters in NVRAM After completing the NVRAM test NVRAM should be zeroed and the boot parameters and sysgen values should be re entered Requires a data key Spacelabs field service engineers only 91369 Service Manual Video Menu Touch the v key in the Individual Diagnostic Menu to display the Video Menu VIDEO MENU r Return to Previous Menu v Video Diagnostic d Display Registers i Interactive Video Diagnostic Figure 5 8 Video Menu The following keys are available in the Video Menu r Returns to the Individual Diagnostics Menu v Runs the power ON video diagnostic d Displays the registers i Runs an interactive video diagnostic which displays red green blue white and black screens for five seconds each Inspect the screen for faulty pixels Error Log For troubleshooting intermittent problems the monitor maintains an error log for both recoverable and non recoverable errors in its battery backed non volatile memory All diagnostics failures are logged in the error log Most errors relate to the CPU PCBA but some errors may be caused by the parameter module or software errors For example a particular sequence of key strokes that always produces the same error code could be a software problem Displaying the Error Log Before using the error log ensure that all other procedures h
44. above the battery ejection springs and the two screws near the bottom Remove the screw between the chassis and the Interconnect PCBA 4 Separate the Interconnect PCBA and frame Reassemble the monitor in reverse order Replacing Aligning the Module Door 1 To remove the door remove the two nuts fastening the hinge to the wall of the module compartment assembly This will free the door assembly When installing a new door do not tighten the two nuts until the chassis assembly is completely secured to the rear housing 2 After the chassis and rear housing are mated position the door and tighten the two nuts Se front view Figure 4 13 Module door Replacing the Embedded Nurse Alert Assembly 1 Remove the front bezel carefully 2 Slide out the embedded nurse alert LED assembly 3 Reverse the procedure to install the replacement 91369 Service Manual Cleaning Clean the case by washing it with mild soap and water or use Plast N Glas cleaner Use TF solvent for cleaning the electronic connectors and contacts as necessary Note Avoid directly spraying liquids into the recorder openings Caution Do not autoclave Never use solvents acetone abrasive cleaning agents or abrasive cleaning pads Use only approved cle
45. agnostic Menu coito tao a a de dla od odds 5 7 9 Individual Diagnostic Menu 2 tte 5 8 oy Error LOG voto ee a Medshidatav dees 5 10 o Displaying the Error Log sicco coscie iirissadisiocisanisia ddd pddra i drapa dtidi hedat nenne ren 5 10 0 Clearing the Error L g xica ae este kenne le HR De Pee Gone Peon a 5 11 Diagnostics Failure Messages and Error Codes 0 0 0 cece teens 5 11 0 System Tro bleshooting wo sia de RA A ene gene ener eee et PEAR ee EER eR eee Rees 5 13 Required Tools Test Equipment 000 0 en 5 13 0 Display redisen dnan e coh ae oes Pees De Reena Eee eae emcee a Rages 5 13 5 Monitor Fails Power ON Diagnostics 0 0 0 0 ect een een 5 14 0 Touchscreen ata ered e is re Ea dea e 5 15 5 Module Slot dis 232 002 a ened en 5 15 17 SDEC OUIDUL ets hee E etek o SAA es 5 15 Ethernet ine A alee A eee Ae une E Aas E E la taa 5 15 Alarm Relay ss praia Re Ae ee bee ee Ode Ra eee eee eK e Mae baa eee Dee ea eee 5 16 Extemal DiSplay siria tha ee a oh i eR aha whee ai EA 5 16 Keyboard Mouse or Barcode Scanner 5 16 Batte i sairi id li a tel Baad td eRe ceed 5 16 Battery Chargen ino rar a A AA A a ER he 5 17 Record Was aes 5 17 Parts OVENVIEW seo cert a cena renege aah ede eee A REGED Eee eer AR Sele Dee ee ea 6 1 Parts Mistico a o ata are Gok dde 6 1 Field Replaceable ParS coa ri a an a Ri ee 6 1 Cables and Adapters run He mide weg nee 6 3 Field Replaceable Mounting Hardware Parts 00 cc
46. aning agents including 70 alcohol soap and water green soap or 10 bleach solution BDueusjuiey Troubleshooting Contents OVEIVIEW cti ob ae date teed ei aaa ere edie Pathe daa A ds 1 System Stanmup 4 2 24 2 22 Seda entre een ed ead 2 Boor Memi sus ee aack ap Sel ean oad Meads Pee be See Pe Nee wea daa 3 PowerON Diagnostics cresi tanei diad diaa te tee eae 5 Extended Diagnostics 0 2 0 eee ae 6 Diagnostic Menus 422 4445 8a Vesela pee ee eee Seve een a ep 7 Eror LOG isaac gah daw a hee ae ee aaa 10 Diagnostics Failure Messages and Error Codes 22 222er seen 11 System Troubleshooting 2222220 13 Overview Caution The first several sections describe the available diagnostics features and how to use them This is followed by a section which lists diagnostics failure messages and the suggested corrective actions The last section gives specific troubleshooting steps which can be used to isolate failures The troubleshooting procedures in this chapter isolate equipment problems to a Field Replaceable Unit FRU The following items are field replaceable PCBA Connector PCBA Interconnect PCBA CPU All sheet metal and plastic parts External DC power supply LCD display 5 wire resistive touchscreen Internal alarm LED assembly Power indicator flexboard Backlight inverter board Observe precautions for handling electrostatic sensitive devices Note Never touch electros
47. ant bridge 32 bit data bus 66 MHz 3 3 V Twelve bank memory controller with glueless interface to SRAM SG1DRAM and Flash Embedded 32 bit RISC architecture communication processor Ethernet Interface The MPC8270 contains fast ports on its communication module The monitor takes advantage of one FCC port FCC1 for the 10 100BaseT Ethernet port The interface to the Physical Layer PHY is through full Media Independent Interface MII Data communication is in Nibble mode 4 TX_D lines and 4 RX_D lines The RJ 45 connector contains LEDs indicating speed yellow ON for 100MHz yellow OFF for 10MHz and link status green flashing about once every five seconds for Link Active 91369 Service Manual MII The MPC8270 has all the MII pins except bi directional data line MDIO and MDC clock which are provided between the PHY chip and MPC8270 GPIO MDIO gt PC4 MDC gt PC3 Fast Ethernet PHY An Intel LXT972A is used for Ethernet PHY This is an IEEE compliant Fast Ethernet PHY transceiver supporting both 10BaseT and 100BaseT applications SDLC Interface The SDLC bus is the communications interface to Spacelabs Medical modules which supply patient data to the monitors The SDLC interface runs at 1 892352 MHz This is divided down to generate a 448 Hz sampling rate The SDLC communication task retrieves the data from the bus assembles it into a packet format and provides it to the monitor application The SDLC clock
48. ard USB J391 USB dual external Keyboard mouse standard USB J560 80 pin internal Interconnect PCBA J941 0 1 ctr 10 pin internal Alarm connector P590 2 x 5 header internal USB header P710 0 1 ctr 10 pin internal Jtag port P960 2 x 8 header Development Port CPU PCBA Jumpers The CPU PCBA also has several jumpers for various configuration and testing purposes These are summarized in Table 4 Table 4 CPU PCBA Jumpers Reference Description Default Configuration Comments P040 Fan Open No jumper P100 Power input Open No jumper P200 Battery connector Open No jumper 1 2 Color TFT EL 5V display P250 Display voltage 1 2 2 3 Color TFT 3V display Open Display disabled P410 Battery charger debug 1 2 1 2 Normal operation pala pen R an Charger off P590 Onboard USB Open Not used no jumper 91369 Service Manual Table 4 CPU PCBA Jumpers continued Reference Description Default Configuration Comments PLD programming JTAG programming P710 header P750 CPU reset 1 2 1 2 Initial PCBA bring up Pulls RSTCONF high configuration 2 3 Normal operation Pulls RSTCONF low Open Normal operation P990 SuperCap discharge Open Closed Discharges SuperCap I O PCBA Connectors Table 5 I O PCBA Connectors Reference Connector Type Description Internal External I Pp opn spic External P2 DB9 RS 232 Serial Interfa
49. ave been followed including elimination of operator errors testing of voltages correction of display faults diagnostic testing cabling connector repairs software compatibility etc From the Boot menu refer to Boot Menu on page 5 3 touch E to access the Error Log Functions Menu then d to view the error log 91369 Service Manual Clearing the Error Log Press E then press c to clear the error codes automatically the next time the monitor application executes Diagnostics Failure Messages and Error Codes If the monitor fails power ON diagnostics or extended diagnostics do the following 1 Verify the failure by powering the monitor OFF and ON again or by running the extended diagnostics as described in Extended Diagnostics on page 5 6 and Diagnostic Menus on page 5 7 2 Take troubleshooting action or replace the field replaceable units FRU based on the following diagnostics failure messages once the failure has been verified Table 1 Diagnostic Failure Messages Error Code Diagnostics Failure Message Suggested Action 01030000 Diagnostics passed No action required 01030001 Diagnostic s failed degraded performance Replace CPU PCBA 01030002 Critical failure Replace CPU PCBA 01030003 Cannot diagnose at this boot stage No information available 01030100 Diagnostics Port test failed Replace CPU PCBA 01030200 8260 test failed Replace CPU PCBA 01030201 8260 SCC
50. b Fields The fields within a tab on the Monitor Setup Network Configuration window can be edited by selecting the field and entering new information using the on screen or optional external keyboard When editing adding or deleting press ENTER or TAB to cycle to the next input cell Any changed or added items are stored in the monitor s non volatile memory when SAVE is selected The description of each tab indicates when that change takes effect for example immediately or after a monitor reset occurs Es 91369 Service Manual To edit text within a tab 1 Select an item from the list OR 2 Select an input cell s text and type any combination of letters characters or spaces To add an item to a list Select the input cell and type the new information To delete an item from a list 1 Select the item 2 Touch Del 3 Enter at least one space an error message is displayed if no spaces are entered TCP IP Tab Monitor Printers IP Address DNS Server Address SAVE 0 7 106 112 Subnet Mask DNS Default Domain E EA a aaa Oo e A A all ela Alt Gr 4 Figure 2 10 TCP IP tab The TCP IP tab enables you to define the monitor s attributes for networking IP Address Enables you to specify the monitor s IP address The default is 164 90 254 10 Either a static IP address must be specified or DHCP networking must be enabled Subnet Mask Enables you to identify which parts of the IP addr
51. bout once every five seconds or faster indicating network activity The yellow LED will be ON when connected to a 100BaseT network and OFF when connected to a 10BaseT network 4 Check the Ethernet cable for correct termination and ensure that it is attached to a hub that is ON and functional Use another Ethernet cable and test with a different monitor to verify the hub port is functional Replace the switch or hub If the problem persists replace the CPU PCBA Es 91369 Service Manual Alarm Relay Verify the operation of the external alarm device Replace if it does not work correctly Verify that the alarm cable is installed correctly and that pin 9 on the connector has 12 V Inspect the I O PCBA and the Interconnect PCBA if the problem persists If any connectors or parts on either of these assemblies appear damaged replace the damaged assembly If the problem persists replace the CPU PCBA External Display 1 Check the external display s power and video cables for proper connections Verify that the display assembly is set in the correct operating mode Verify that the external display s brightness vertical and horizontal sync are set correctly Verify that the external display s terminations are set for 75 ohms if settable Run the video diagnostic refer to Diagnostic Menus on page 5 7 If it fails replace the CPU PCBA Inspect the Interconnect PCBA and I O PCBA If any connectors or parts on either
52. ce External P3 DB15HD Video output External J3 14 pin D Alarm relay External Interconnect PCBA Connectors Table 6 Interconnect PCBA Connectors Reference Connector Type Description Internal External J1 80 pin CPU PCBA Internal J2 30 pin RCU PCBA Internal J3 50 pin Recorder Internal J4 SDLC INTFC to CPU Internal J5 Misc signals INTFC to CPU Internal J6 Ethernet INTFC to CPU Internal J9 15 pin SDLC Internal Maintenance Contents OVERVIEW iia a ald ahah SRS ME oe eae ed Sipe dae Galea ees 1 Mechanical Inspection 0 000 eee 2 Electrical Safety Testing 2 0 00 cee eee tenes 2 Preventive Maintenance os ideco adaa aa nigua ee eee eens 4 Functional Tests 0 0 000 ee ee eee eee eens 5 Assembly Disassembly Procedures 202 00 cece eee 7 cleaning esris Seats eee eee leo da ee Eek oe PS A hee an ee a eee 19 Overview Caution The following information describes the requirements and tests necessary for safety and performance verification of the monitor Observe precautions for handling electrostatic sensitive devices Note Never touch electrostatic sensitive electronic components without following proper anti static procedures including the use of an ESD wrist band and mat An electrostatic discharge from your fingers can permanently damage electronic components and cause latent failures All static sensitive electronic component
53. condensing Regulatory Approvals Br CE CSA certified Meets IEC60601 1 UL60601 1 and CSA C22 2 No 601 1 for electrical safety CE marked in accordance with the Medical Device Directive 93 42 EEC 91369 Service Manual Monitor Options The following options are available Table 1 91369 Monitor Options Option Definition Vital Signs Calculations Drug Dose Calculations Data Shuttle Patient Data Logger PDL Dual channel internal recorder Four waveform zones Six waveform zones Display The video input of the display conforms with the Video Electronics Standards Association VESA display resolution of 1024 x 768 pixels The monitor does not support an external touchscreen Table 2 Vertical Horizontal Rate 64 Hz 51 584 Hz Front porch 58 us 0 350 us Sync width 116 us 1 985 us Back porch 562 us 2 101 us Blank 737 us 4 435 us Video clock rate 68 5 MHz 51 584 KHz Contents Unpacking the Monitor 0 0 0 0 eee ae 1 Assembling the Monitor 0 0 0 0 2 Connections thas ad carro we PSE Ed a 4 Cabling soc prin rd eh ehe db 6 Network Installation 2 0 0 cette tees 10 PowerON Testi 0405 A eee he eee aS ee eS Lee 11 Configuring the Monitor ssis s 00 eee 12 Unpacking the Monitor Caution The 91369 monitor one or two batteries external AC power supply and any optional accessories are all packaged and ship
54. contains an adequate degree of protection against electric shock and is defibrillator proof IEC 601 1 Type BF equipment The unit displaying this symbol contains an F type isolated floating patient applied part providing an adequate degree of protection against electric shock IEC 601 1 Type CF equipment The unit displaying this symbol contains an F type isolated floating patient applied part providing a high degree of protection against electric shock and is defibrillator proof IEC 601 1 Type CF equipment The unit displaying this symbol contains an F type isolated floating patient applied part providing a high degree of protection against electric shock Ay Loop Filter Adult NIBP s Oquu s 91369 Service Manual Symbol Description Symbol Description Operates on Non Harmonized Radio Frequencies in Europe Risk of Explosion if Used in the A Presence of Flammable Anesthetics Attention Consult Operations or Note Note Service Manual for Description Canadian Standards Association E ETL Laboratory Approved Re abpnved Warning About Potential Danger to Caution About Potential Danger to a Human Beings Device Non Invasive Blood Pressure NIBP Neonate Fetal Monitor Connection Analog Happy Face Sad Face Magnifying Glass Compression Fetal Monitor Connection Physiological Monitor Connection s RS2
55. creen to the CPU PCBA If the connections are okay replace the CPU PCBA Bu1ljooussjqnouys Module Slot 1 Verify the module s operation on another monitor if available 2 Check the software versions of all installed modules Flexport interfaces and other SDLC equipment attached verifying with Spacelabs Medical that there are no incompatibilities 3 Inspect the Interconnect PCBA If any connectors or parts appear damaged replace the damaged assembly 4 Ifthe problem persists replace the CPU PCBA and the Interconnect PCBA in that order SDLC Output 1 Ifa module housing is present verify that the proper SDLC terminations are set and that the proper cables are being used refer to Setup on page 2 1 for more information 2 Check the software versions of all installed modules Flexport interfaces and other SDLC equipment attached verifying with Spacelabs Medical that there are no incompatibilities 3 Inspect the I O Connector PCBA and the Interconnect PCBA If any connectors or parts on either of these assemblies appear damaged replace the damaged assembly 4 Ifthe problem persists replace the CPU PCBA Ethernet 1 Check the network setup and verify that the correct monitor ID monitor name and subnet were entered 2 If any changes are made in step 1 power OFF then power ON for the changes to take effect Check for the green LED on the network connector showing a LINK Verify that the green LED is flashing a
56. dverse events to the patient or user Alerts the user to actions to be taken to avoid non serious injury to the patient or user or to adverse effects to the device Note Failure to observe notifications may result in unexpected outcomes The 91369 monitor is a lightweight portable monitor designed for use as a compact bedside monitor or as a battery operated transport monitor The monitor features a five wire resistive touchscreen and can be operated on either AC mains or battery power The single high module slot on the right side of the monitor accepts all single high modules including the 90470 Multiparameter module 90496 Ultraview Command module and 91496 Ultraview SL Command module to permit the monitoring of parameters such as ECG temperature and invasive pressure 91369 Service Manual Figure 1 1 91369 monitor Physical Dimensions Assembled Weight 10 0 pounds 4 6 kg 8 3 H x 11 7 W x 6 2 D inches Dimensions 21 1 x 29 7 x 15 8 cm 91369 Service Manual Electrical Specifications Designed for continuous operation Requires outlet with ground Protective Earth conductor Designated Class by applicable electrical safety standards AC Line Requirements UONDNPOAYUI AC input voltage range 100 to 240 VAC AC input current 1 0A AC input frequency range 50 60 Hz Environmental Requirements Operating Temperature 0 to 50 C Humidity operating 10 to 95 relative humidity non
57. e Patient Data Logger Option R The Patient Data Logger option automatically sends patient vital signs from the monitor to a serial external device such as a printer or a terminal Episodic patient data is also sampled and transmitted The output is in the form of ASCII text byte strings and is printed using standard RS 232 serial communications via the monitor s serial port refer to the Ultraview SL Operations Manual P N 070 1150 xx located on CD ROM P N 084 1101 xx for configuration information This option continues to send data whether the external device is on line or off line Data transmission can be stopped by reassigning the data port or disabling the Patient Data Logger option Communication between the monitor and the external device is set up by assigning the serial port to Patient Data Logger and then adjusting the serial port settings The various serial settings can be adjusted to suit the device attached to the serial port To set up Patient Data Logger Touch MONITOR SETUP Touch PRIVILEGED ACCESS Enter the biomed password default is biomed Touch SERIAL PORTS and select 1 Touch ASSIGNMENT Touch DATA LOGGER Touch PREVIOUS MENU Nn oO Gr WO N 91369 Service Manual To set serial settings 1 Touch SETTINGS 2 Touch the desired setting key s to display and set the desired settings 3 Touch NORMAL SCREEN to effect changes Monitor Calibration The MONITOR CALIBRATION key in the Biomed Le
58. e 4 10 3 Remove the eight screws that hold the CPU PCBA to the chassis s UBeUD UIEW Figure 4 10 Eight screws holding the CPU PCBA to the chassis 4 Place your fingers into the space on either side of the upward protrusion of the CPU PCBA located near the two top mounting screws and pull This will free the CPU PCBA to Interconnect PCBA connection 5 Pull the CPU PCBA from the top carefully until the cables along the bottom of the assembly are visible 6 Disconnect the three cables and set the CPU PCBA into a static protected area Re install the replacement CPU PCBA by following the above steps in reverse order 91369 Service Manual Removing the Chassis Assembly The chassis assembly includes the sheet metal Interconnect PCBA and the fan battery connection assembly fan battery connection assembly Interconnect PCBA battery enclosure Figure 4 11 Chassis assembly 1 Remove the rear panel bezel CPU PCBA module and optional recorder and recorder CPU as previously described 2 Place the monitor face down with the bottom facing you 3 Remove the screw near the ground terminal area 4 Remove the two screws with washers from the rear panel Note These washers must be used when replacing the screws If they are left out the screws will penetrate into the battery chassis and interfere with the battery clearance Remove the three 6 32 inch x 0 375 inch screws from the bottom of the monitor Turn th
59. e Configuration The TONE CONFIGURATION key in the Biomed Level menu enables you to configure the monitor s alarm tone configuration Refer to Directory of Keys on page 7 1 for the menu structure ISO Standard Alarm Tones The ISO STANDARD ALARM TONES key enables you to configure the monitor for ISO International Standards Organization standard alarm tones and reset the values displayed in the alarm period keys within the Configurable Alarm Tones menu back to default settings C 91369 Service Manual Configurable Alarm Tones The CONFIGURABLE ALARM TONES key enables you to configure the monitor for ISO standard alarm tones with a configurable repetition rate e HIGH MEDIUM LOW The values displayed on the lower lines of the HIGH MEDIUM and LOW keys are the current settings within that key s adjustment range for the repetition rate for that alarm s priority Table 4 Alarm Period Default Values Selected Alarm Adjustment Range Enables Arrow Keys Period Key and Default Value and Deselects HIGH 0 to 30 seconds 15 seconds MEDIUM and LOW MEDIUM 0 to 45 seconds 30 seconds HIGH and LOW LOW 0 to 45 seconds 30 seconds HIGH and MEDIUM tT and J The up and down arrow keys are enabled when one of the alarm period keys is selected The arrow keys are used to adjust the repetition rate for the selected alarm priority in five second increments within that priority s adjustment ran
60. e assembly over and remove the two top screws to secure the wall of the module compartment to the rear housing 7 To lift the chassis out of the case place your left hand through the battery door and your right hand into the module access opening Work the assembly upward allowing the top to move ahead of the bottom 8 The chassis is now ready for further disassembly 91369 Service Manual Replacing the Fan Battery Contact Assembly 2 N 1 Remove the chassis assembly from the housing as previously described 5 2 Separate the chassis assembly from the module wall assembly by removing the two screws 0 above the battery ejection springs and the two screws near the bottom 5 y ha gt Interconnect PCBA o Interconnect frame Module door Module wall _ assembly Chassis assembly Battery ejection springs Fan battery contact assembly includes fan Battery ejectors Figure 4 12 Replacing the fan battery contact assembly and Interconnect PCBA 3 Pry up the center retainer on the battery contact assembly near the battery ejection springs This should free the fan battery contact assembly 4 Remove the screw between the chassis and the Interconnect PCBA 91369 Service Manual Replacing the Interconnect PCBA and Frame 1 Remove the chassis assembly from the housing as previously described 2 Separate the chassis assembly from the module wall assembly by removing the two screws
61. e ee eh ee Be Ee ek 3 20 CPU PCBA Jumpers u 2 six ave tale ns iene efi Reale ER eR ae ea tobe eos ween eB oie me A Rand 3 20 O PCBA CONNGGCIOMS 22825408 bhi eee ks Phe cae AA abe hee ek eee ees 3 21 Interconnect PCBA Connectors 0 0 ntti 3 21 Maintenance OVENIEW jie see elo Sede nde ee Boe see De eee eh sai 4 1 Required Test Equipment 4 1 Mechanical Inspection ogro diya ety ed eats ook re RR NTRS Oe Deeb ER Mee ee tbe Deeb eee deed 4 2 Electrical Safety Testing 2 diaria ae ae Shee Sak Sag Races 4 2 DeOTINIIONS 104000 ra de AA E A ES EA ee a ads blica 4 2 Ground Resistance ofrene a ale a edn a e a atada 4 3 Chassis Leakage Current Tests 2000 20 00 064 eee tbe ee eee ne eee A 4 3 Patient Lead Leakage Current Tests Patient Modules 0 0 0 ccc eee tees 4 4 Preventive Maintenance crs e Serene rs koa eee ae dG ada he Ree OA RR Roe A ee anne 4 4 Error Log ei Weta D2 heed Sota ia Ta ele peda whos 4 4 Touchscreen Calibration 22ers tes wur Sed ede sce ee hae ee ee kee awe Rede ieee 4 5 Functional Tests ii a is Veer eked ie bik dae ie wha eee aden 4 5 Monitor Sella Test ici nea See eee en ae A hee eed lee e Oe eh ele alee 4 5 Monitor Functional Tests vic A ek ete a ence eet ee eae Oh lina 4 5 Assembly Disassembly Procedures ooo 4 7 Required Fools and Pants ura e ata ai lin 4 7 Setup for Disassembly vos ci rr e AA A AA eee EE eee ee Ree a ee eS 4 7 Installing or Replacing the Optional Recorder Assembly
62. e invasive pressure inputs Zero the pressures and verify that the numerics and waveforms are accurate Optional Recorder Assembly If the monitor is configured with the optional recorder assembly verify that the monitor initiates a recording by touching the RECORD key and then touching one of the flashing parameter keys Note The printed waveform should be free from defects such as gaps extra lines etc If not notify a Spacelabs Medical Field Service Engineer for servicing or replace the recorder refer to Recorder on page 5 17 Alarm Relay Output If the monitor is configured to use the alarm relay output to interface to an external alarm device 1 Plug the cable into the external alarm connector and initiate a high priority alarm Verify that the external alarm responds appropriately If an external alarm light capable of displaying multiple colors is attached turn the high priority alarm OFF and generate a medium priority alarm Verify that the external alarm responds appropriately Repeat step 2 for a low priority alarm 91369 Service Manual 1 Attach a 10 100BaseT cable from an active network onto the side panel connector 2 Touch the SPECIAL FUNCTIONS key and verify that other monitors appear in the Remote View menu An alternate method is to connect the cable and turn the monitor ON and then OFF Each color of lt the embedded alarm light will momentarily illuminate An external alarm light will also bri
63. edure Collect and transport batteries in a manner that prevents short circuit compacting mutilation or any other abuse that would compromise the physical integrity Connections 91369 Service Manual Refer to Figure 2 3 for available connections on the monitor s rear panel Refer to Figure 2 4 for available connections on the monitor s side panel Rear Panel Figure 2 3 Rear panel connections Table 1 Rear Panel Cables Equipotential ground post External power supply input SDLC port Alarm relay output Video output O Serial port pala Description Part Number O Cable Serial I O RS 232 As required a DB15HD Male to DB15HD Male 012 0593 00 Cable SDLC As required Cable Monitor to Module Housing 2 ft 0 61 m 012 0532 02 Cable Monitor to Module Housing 4 ft 1 22 m 012 0532 04 Cable Monitor to Module Housing 8 ft 2 44 m 012 0532 08 Cable Monitor to Module Housing 10 ft 3 05 m 012 0532 10 Caution 91369 Service Manual For continued electromagnetic interference EMI radiation compliance use only cables that have been tested and approved by Spacelabs Medical Refer to Table 2 on page 6 3 for all cable part numbers Side Panel O USB ports 10 100BaseT network connection Figure 2 4 Side panel connections Note The USB ports are to be used for Spacelabs approved devices only Table 2 Side Panel Cables
64. efly Y illuminate gt er Ethernet Wired 9 v gt 0 0 Assembly Disassembly Procedures Caution Before beginning any disassembly procedures power OFF the monitor disconnect the AC cord from the AC power receptacle and remove the batteries Note The external power supply is not designed for disassembly Required Tools and Parts Anti static mat with wrist strap 1 and 2 Phillips head screwdriver 5 16 inch nut driver 3 16 inch nut driver Setup for Disassembly 1 Remove the external power supply cable and battery ies if present 2 Remove the patient parameter module Installing or Replacing the Optional Recorder Assembly Note Unless purchased separately for a monitor already in the field the recorder option is installed at the factory Order an upgrade from your local Sales Representative The recorder option consists of two components the recorder module and the recorder CPU PCBA The recorder CPU PCBA and recorder module fit into the upper slot on the monitor s left side refer to Figure 4 1 The recorder CPU PCBA must be installed first followed by the recorder module Refer to Table 1 on page 6 1 for the recorder CPU and recorder assembly part numbers Warning 91369 Service Manual Installing the Recorder A safety hazard is created if the mylar insulator is not properly installed over the recorder CPU PCBA 1 Turn OFF the monitor 2 Remove the printer dummy panel b
65. ered ON or OFF The flashing is different than the battery fault detection flash Note The green LED stops flashing and stays ON when the charging cycle is complete E 91369 Service Manual Intermittent Flashing Green LED Battery Fault Detected An intermittent flashing green LED indicates that this battery will not hold a charge or is taking too long to charge The intermittent signal is a repeating pattern of a solid green LED for one second and a flashing LED for one second An error message is also added to the error log for review by your system administrator To determine whether a battery is faulty power the monitor ON using the front panel switch and observe the message displayed along the bottom of the monitor screen Replace a faulty battery with the same battery type Installing Replacing Batteries NiMH batteries are used in the monitor Refer to Figure 2 2 to install one or two batteries Figure 2 2 Monitor battery installation While the monitor is operational a single battery can be exchanged under any of the following conditions without a loss of patient data The monitor is being powered by the external power supply The monitor is operating on two batteries and one charged battery remains connected at all times during the exchange Warning Batteries exposed to short circuit high temperature or fire may leak vent or explode Caution Follow the manufacturer s recommended handling proc
66. es may be substituted 22UBU3SJUIEIN 91369 Service Manual Verifying Monitor Functions Note To begin the test make sure no modules are inserted and no Flexports or other SDLC devices are connected Plug in the monitor and verify that the front bezel power LED is lit If one or two batteries are installed verify that the appropriate battery LED s are ON solid or flashing Press the power ON OFF switch to turn ON the monitor and verify the following sequence of events a The power ON OFF switch illuminates b The embedded alarm light LEDs illuminate briefly Verify that all LEDs are functional c The Diagnostic menu displays If errors are noted during power up contact your Spacelabs Medical Field Service Engineer d If batteries are installed the fan begins operating within 60 seconds after turning ON the monitor The fan will then turn OFF unless the internal temperature requires additional cooling by the fan e Monitor keys display along the right side of the screen Insert the ECG module without a patient cable connected Verify that the ECG parameter key appears on the screen with and the message LEADS OFF Connect a patient simulator to the ECG input with a patient cable Set the simulator to a known rate and verify that the ECG count and the lead being monitored are displayed to the right of the ECG parameter key Also verify that the ECG waveform appears on the screen Connect a patient simulator to th
67. ess are to be used for TCP IP subnet determination The TCP IP network s subnet mask is not related to the Spacelabs Medical network s subnet name The standard and factory default subnet mask is 255 255 255 0 Either a subnet mask must be specified or DHCP networking must be enabled Gateway Address Enables you to specify the IP address of the TCP IP gateway bridge or router though which communication to other devices should flow The default is blank 91369 Service Manual DHCP Dynamic Host Configuration Protocol Used to configure and enable DHCP network configuration When DHCP is enabled IP Address Subnet Mask and Gateway Address are automatically filled in To use this service a DHCP server must be available on the network to respond to DHCP requests Note A DHCP lease is a TCP IP configuration given out from the DHCP server that is valid for a period defined by the DHCP server or forever no expiration Monitors configured for DHCP operation request a lease from the DHCP server when they boot up or when their existing lease expires during operation If the DHCP server is not present the monitor checks the expiration time of the last DHCP lease obtained If the lease is still valid the monitor continues to use those values and operates normally If the lease has expired the monitor disables TCP IP networking and displays a NETWORK SIGNAL LOST message to indicate that it is unable to communicate over the
68. ew Figure 5 2 Finger placement to initiate Boot menu using the touchscreen during the countdown E 91369 Service Manual 3 The Boot menu appears as shown in Figure 5 3 help boot load and go p print boot params c change boot params P ping the host IP address m memory functions N set node ID D run diagnostics z zero NVRAM E error log functions b burn Flash t recalibrate touchscreen p c P m N D Z E b t gt Figure 5 3 Boot menu Caution Use caution when executing functions in this menu The user should only execute Diagnostics D or use the Error Log E The rest of the features are only for qualified Spacelabs Medical field service engineers Ta menu selections are case sensitive when using a keyboard or terminal The following keys are available in the Boot menu Provides an explanation of this menu Starts the monitoring application p Prints the boot parameters Figure 5 4 on page 5 5 c Allows boot parameters to be changed P Allows this monitor to ping the host IP address host inet h m Requires a data key Spacelabs field service engineers only Displays the Memory Menu Figure 5 7 on page 5 9 which allows the display modification copying and filling of any memory or address space accessible to the CPU N Allo
69. g box The current Pl string definition is displayed in the Rule box and is defined using the three rows of item keys General Items Patient Name and Delimiter Touch a key in one of these rows to append that item to the end of the Rule s existing contents The items are appended exactly as they are selected For example e Selecting the same Delimiter separator twice inserts that delimiter into the Rule box twice e Touching AGE and then GENDER inserts the patient s age and gender into the Rule box without a separating character e Touching AGE a delimiter and then GENDER ensures that consecutive items are separated No more than two consecutive delimiter strings can be added to the Rule box at one time To display identifying information the monitor gathers the Pl data associated with the items displayed in the Rule box from the remote monitor s GDS The three keys on the right side of the Define Patient Identifier String dialog box enable you to clear save or transfer the Rule as follows Touch CLEAR to clear the Rule box e Touch SAVE to save the contents of the Rule box as the PI string definition Below the Delimiter keys the monitor displays the message Configuration Saved if errors are not detected and displays the message Unable to save PI Config string try again if errors are detected Touch TRANSFER to transfer this monitor s Pl string definition to other selected monitors 91369 Service Manual To confi
70. g line to separate the data The monitor also displays identifying information in the waveform zone for every patient whose data is being remotely displayed The identifying information which displays in the lower left corner of the waveform zone consists of the monitor s five character Monitor Name and a configurable Patient Identifier PI string which can be up to 40 characters in length To create the Pl string monitors gather identifying data from the Global Data System GDS memory of the remote monitor as required by the PI Config string definition Monitors then display this Pl string to the right of the monitor s name at the bottom of the Remote View or Alarm Watch display zone This Pl string is re evaluated when a new patient is admitted a patient is discharged a bed location changes or any identifying parameter changes At run time patient name items defined for inclusion in the PI string may be truncated to ensure they fit within the available display space general items are never truncated Monitors also truncate the PI string so that it does not run into or behind the parameter key and to ensure that it does not exceed the 40 character limit 91369 Service Manual Configuring the PI String Touch DEFINE PI STRING in the Biomed Level menu to display the Define Patient Identifier String dialog box Figure 2 21 m2 AGE cevwen rocanon e e ajade E E Figure 2 21 Define Patient Identifier String dialo
71. ge FACTORY DEFAULTS This key deselects all the period keys resets their values to the ISO standard values and disables the arrow keys Continuous Alarm Tones The CONTINUOUS ALARM TONES key enables you to configure the monitor for continuous alarm tones This has no affect on the alarm period keys in the Tone Configuration menu Alarm Tone Access The TONE ACCESS ON OFF key enables you to configure the monitor for user alarm tone access The TONE ON OFF key in the Alarm Tone Remote Alarm and Alarm Watch Tone menus is not displayed if OFF is selected This has no affect on the alarm period keys in the Tone Configuration menu 91369 Service Manual Edit Drug List The EDIT DRUG LIST key in the Biomed Level menu enables you to input and edit the master drug list from any monitor The master drug list can then be received by any monitor and stored in that monitor s non volatile memory The master drug list can store up to 16 drug names and associated data Prior to initially storing the drug list in a monitor either via direct input or transfer all monitors have blank drug list names and display defaults that correspond to the standard drugs A through D refer to Table 5 This set of four default values is repeated for every fourth item in the drug list for example default settings for the 5th and 9th drugs in the list are identical to the settings for Drug A the 1st drug in the list Table 5 Standard Drug Val
72. ger Power Converter The power converter consists of a LT1511 step down converter and various discrete components It is turned ON and OFF under the control of the charger CPU IC When ON it charges the batteries with the maximum current that is allowed by the charge rate control circuit Charge Rate Control The minimum battery charge rate is always controlled by the battery itself A battery will only accept the current it is capable of converting to charge inside the cells However the control for the maximum battery charge current is controlled in one of two ways If the monitor is powered from the power supply and the front panel power switch is OFF the maximum charge current defaults to the maximum current that the batteries can take which is 1 8 A If the monitor is powered from the AC DC power supply and the front panel power switch is ON the CPU will have control of the maximum battery charge rate via an analog switch and digital potentiometer The CPU monitors the power consumed by the monitor electronics and adjusts the charge current based on the amount of remaining power available from the power supply Battery Charging LEDs A pair of simple op amp oscillator circuits controls the operation of the two front panel battery charge status LEDs When either battery is charging a signal from the charging circuit causes that battery s oscillator to run which causes the corresponding front panel LED to flash The two front panel batte
73. gh priority alarm relay is activated during high priority alarms for example heart rate and the medium priority alarm relay is activated during medium priority alarms for example leads off 91369 Service Manual Remote Keypad Optional The monitor supports the 90360 remote keypad The communication from the keypad is through 940 nm wavelength infrared and processing is done in the Motorola MC68HC908 8 bit microcontroller Touchscreen Circuitry An ELO Graphics Coach chip set is built into the CPU PCBA to handle all communication between the 5 wire resistive matrix touchscreen and the MPC8270 CPU In addition to the standard UART signals additional signals from the on board touchscreen controller touchscreen sense wake up and shutdown are directly routed to the MPC8270 GPIOs The current drivers for the touchscreen are sourced from 3 VDC through fuse F1 Hardware Reset Externally driven HRESET will cause the following Initialize memory controller e Initialize system protection logic e Initialize interrupt controller e Initialize parallel I O pins PCI Subsystem The PCI subsystem interfaces directly to the PCI Bridge integrated into the MPC8270 processor Figure 3 4 All accesses to the PCI devices are done through this bridge The monitor supports up to five PCI devices not including the PCI module integrated into the MPC8270 Not all devices reside on the primary PCI bus To keep the design modular and simple
74. gure the strings on multiple monitors 1 Define and save the PI string on one monitor using the Define Patient Identifier String dialog box 2 Touch the TRANSFER key to display the Transfer Patient Identifier Configuration dialog box Note The TRANSFER key is disabled if the Rule box is blank or the contents have been changed but not saved 3 Select the destination monitors then touch the TRANSFER key in the Transfer Patient Identifier Configuration dialog box to transfer the data to the other monitors The message Transfer Complete displays following a successful transfer SELECT ALL IN SUBNET DESELECT ALL TRANSFER Figure 2 22 Transfer Patient Identifier Configuration dialog box The other two keys at the bottom of the Transfer Patient Identifier Configuration dialog box perform the following functions e SELECT ALL IN SUBNET Selects all the monitors within the currently selected subnet with one key touch DESELECT ALL Deselects all the monitors in all the subnets with one key touch The list of monitor keys displayed below the subnet keys may include monitors that do not support the PI string transfer protocol if legacy products are present Keys for those monitors are always disabled Note The SELECT ALL IN SUBNET and DESELECT ALL keys are disabled if no monitors that support the transfer protocol exist within the selected subnet Selection or deselection only applies to the keys f
75. h all Spacelabs Medical modules Flexport Interfaces gas analyzers telemetry receivers and printers Connector alarm relay output is compatible with third party alarm devices that conform to the pinout shown in the alarm relay schematics refer to Alarm Relay on page 2 7 gt 91369 Service Manual Connector video output is a standard 15 pin high density D Sub connector The output to the display includes H sync and V sync signals allowing the use of a wide range of third party displays Connector serial communications interface conforms to the EIA RS 232 standard The baud rate and number of start stop and parity bits are software programmable The default is 9600 baud 1 stop bit 8 start bits and no parity bits Connector Universal Serial Bus USB follows the USB1 1 standard These three ports provide power and communications for USB peripherals such as a keyboard mouse and barcode scanner that are approved by Spacelabs Medical Connector Ethernet conforms to the IEEE 802 3 standard for 10 100BaseT External Controls The power ON OFF switch located on the front bezel is the only external control for the monitor Printed Circuit Board Assemblies PCBAs CPU PCBA Note Refer to the list of Assembly Drawings and Schematics on page 6 4 for the complete system block diagram The CPU PCBA runs the system software updates the display and communicates with peripheral devices through
76. her devices or two way radio communications EPP Enhanced Parallel Port ESD Electrostatic Discharge High voltage potentials carried on the body that are generated by walking across a carpeted floor or caused by low humidity environments which can be discharged into an electronic device damaging it Ethernet The LAN technology that uses CSMA CD physical access method and 10 100 Mbps digital transmission The forerunner of the IEEE802 3 CSMA CD standard Ferrite RF radio frequency glossy material used in EMI suppression FPGA Field Programmable Gate Array 91369 Service Manual Flexport System Interface Spacelabs Medical device that communicates via RS232 with other manufacturer s equipment GDS Global Data System High level output Analog signals supplied through a separate connector for use with external equipment VO Input Output port or device IEEE AU S professional organization active in the creation promotion and support of communications specifications and standards IP Address Internet Protocol Addresses used in TCP IP Identifies packet origin destination IRTS Infrared Touchscreen One of the user interfaces to the Spacelabs Medical monitoring system LAN Local Area Network A network system that provides a relatively small area with high speed data transmission at a low error rate Light transmittance Measure of light levels as measured at the face of the CRT Li
77. indows for features such as Alarm Watch Remote View Screen Format etc DEFAULT ENG SAV MODE ON OFF Turns the monitor s power on default energy saving power mode ON or OFF and changes the setting of the ENERGY SAVING MODE ON OFF key that appears when the monitor is operating on battery power 91369 Service Manual Alarm Setup Touch the ALARM SETUP key to display the following keys REMOTE ACCESS ON OFF Select ON to allow alarm limits from this monitor s parameters to be changed remotely from central monitors or from bedside monitors via Remote View Selecting OFF ensures that alarm limits for this monitor s parameters can only be changed at this monitor ALARM SUSPEND ON OFF Select ON to enable access to the TONE RESET ALM SUSPEND key s Alarm Suspend function TREND SUSPEND ON OFF Select ON to allow trending to occur when all alarms are suspended via the ALARM SUSPEND key ALARM RELAY Allows characteristics of the monitor s external alarm relay to be defined When an alarm occurs this relay can activate an external device to identify which monitor is in alarm In general terms monitors activate their alarm relay whenever an alarm is occurring on that monitor RELAY TIMEOUT 0 SEC 10 SEC Select O SEC to deactivate the alarm relay when the alarm ends Select 10 SEC to deactivate the alarm relay 10 seconds after the alarm ends ALARM LEVEL The alarm relay can be ac
78. itor dialog box to display Click touch the RESET MONITOR key The monitor will reset 6 After 15 to 20 seconds a lighted box will appear in the upper left corner of the screen Touch the lighted box for one or two seconds until it disappears 7 Two more lighted boxes will appear one at a time in the upper right and lower right corners Touch them as they appear 8 After touching these three corners one at a time as the boxes appear the touchscreen is calibrated Functional Tests Monitor Self Test A power ON self test is performed each time the monitor is turned ON e The power ON OFF switch refer to Figure 2 1 on page 2 2 illuminates indicating 5 V is present e Ifthe monitor is operating on external AC power the power LED on the front bezel also illuminates Ifthe monitor is operating on AC power and batteries are being charged the battery A and battery B status LEDs on the front bezel flash ON and OFF at a constant rate Once the batteries are fully charged these LEDs remain ON If no battery is present one or both of the battery status LEDs will remain OFF Monitor Functional Tests This procedure verifies operation of the recorder assembly network connectivity alarm relay output and external SDLC connections It assumes that a 91496 multiparameter module ECG RESP two PRESS channels and two TEMP channels is available for testing purposes In the event that these parameters are not available similar modul
79. k panel The current must be less than 50 uA at any line voltage Preventive Maintenance A Spacelabs Medical Field Service Engineer or qualified hospital biomedical technician should check the monitor and optional equipment for acceptable performance and electrical safety to ensure they operate according to current requirements Error Log Note The monitor s error log can be reviewed and printed from the CSR menu or the Extended Diagnostics menu but not from the Biomed Level menu 1 To review the monitor s error log touch the DISPLAY ERROR LOG key 2 To print the monitor s error log touch the PRINT LOG key The printout will be sent to the printer defined in the Network Setup menu 3 To clear the monitor s error log touch the CLEAR LOG key 91369 Service Manual Touchscreen Calibration In the event the touchscreen becomes difficult to use or a replacement has been installed you may need to calibrate it This can be performed using the calibration function in the Biomed menu To perform the calibration attach a mouse in the event the touchscreen is unusable and perform the following 1 Power ON the monitor with the mouse attached and wait for the monitor to pass the self tests 2 Click or touch the MONITOR SETUP key and then click or touch the PRIVILEGED ACCESS key Enter the Biomed password default is Biomed Click touch MONITOR CALIBRATION Click touch TOUCHSCREEN CALIBRATION and wait for the Reset Mon
80. l J1 INTERCONNECT PCBA 5V 12V 12V 15V CONNECTOR e dE PCBA SERIAL PORT P2 SERIAL a T RED 3 BEEN EXTERNAL ANALOG a BLUE VIDEO SIGNALS BEIDES gt HSYN e V SYNC z ra ALARM 2 EXTERNAL ALARM ALARM 1 SIGNALS J3 NURSE ALARM O ALERT J4 P3 SDLC RECORDER 1 l OEM RECORDER PATIENT 5V MODULE J9 Figure 3 6 Interconnect and Connector PCBAs Bezel Assembly The Bezel Assembly is comprised of four items Figure 3 7 Power indicator PCBA Battery charger status LEDs AC mains LED Power ON OFF switch Infrared receiver Direct cable connection to CPU PCBA J061 for battery status mains connected infrared and power switch 91369 Service Manual 10 inch TFT color LCD display Digital video via direct cable connection from CPU PCBA P161 Backlight power converter Backlight 5 Wire resistive touchscreen Elo Touchsystems E271 2210 compatible Direct cable connection to P341 on CPU PCBA Embedded alarm light assembly Direct cable connection to P941 on CPU PCBA Three banks of LEDs cyan yellow and red amp BAT A CHARGE paa L BAT B CHARGE lace af MAINS ON i Ll IrDA TXRX IR RECEIVER ON OFF REMOTE TO J061 S 650 1301 00 SWITCH CONTROL 10 TFT LCD DISPLAY 175 1012 0 1 TOP161 TO P901 175 1508 01 BACKLIGHT INVERTOR BACKLIGHT 5 WIRE RESISTIVE T
81. l PROCESSOR SUBSYSTEM MPC8270 CPU FAN SPEED E NET CONTROL E NET Controller Transceiver CPU CORE VOLTAGE REG TO EXPANSION HOUSING SDLC IT 71 sec2 16 MB EXTERNAL ALARM FLASH ROM OPTICAL RELAYS en ALARM 2 Alarm ALARM 1 SERIAL PORT CONTROL ALARM 0 i J941 CYAN SN 512 KB YELLOW 12V STATIC RAM RED 124 GDS P 15V f INTERNAL ALARM OPTICAL RELAYS J061 IrDA PORT BATTERY IrDA CODEC BACKUP ON OFF 4 gt MICROCONTROLLER SWITCH 7 SUPERCAP REMOTE IR RECEIVER KEYPAD 5V VOLTAGE BV MONITOR 12V 1 5V 5 WIRE RESISTIVE 3 TOUCHSCREEN DRIVERS gt CONTROLLER TO INTERCONNECT BOARD 4 TOUCHSCREEN Figure 3 3 Core processor subsystem Memory Flash ROM Memory The Flash ROM contains all code executed by the monitor Refer to Boot Sequence Overview and Normal Operation Overview on page 3 17 The Flash ROM is updated via the network interface using File Transfer Protocol FTP Control over the Flash is done with the GPCM and a dedicated CSO region controlling the entire memory bank Common F
82. l Mains to Chassis Leakage 100 uA normal condition ground attached AC connector to chassis US 120 V Mains to Chassis Leakage 300 uA normal condition ground attached AC connector to chassis Mains Resistance 500 milliohms 22UBeU3SJUIEIN 500 uA single fault condition open ground or reverse polarity 300 uA single fault condition open ground or reverse polarity 500 milliohms Measured from the AC Power cord third wire ground to the most distant ground attachment Equipment Required Electrical Safety Analyzer Fluke model 232D or equivalent These tests should be performed according to the hospital s scheduling requirements at least annually or after repair or modification Note All tests must be performed according to the safety analyzer s operations manual and any local requirements Before starting safety tests ensure that no patient is connected to the device under test If safety tests must be performed on equipment currently monitoring a patient obtain permission to disconnect the cables from the monitor and patient Ground Resistance 1 Attach the power cord to the monitor under test then measure the resistance from the AC power cord third wire ground to a chassis location such as the equipotential post on the rear of the monitor 2 Verify that the resistance is less than 500 milliohms 0 5 ohms Chassis Leakage Current Tests 1 Plug the leakage
83. lash Interface CFI is the communication method Two banks of Flash memory Intel Advanced BootBlock C3 family 64 Mbit x16 80 ns are used on each PCBA providing a total of 16 MB of Flash memory 91369 Service Manual SDRAM Memory In Normal Operation the CPU executes code directly from SDRAM The 32 MB 256 Mbits SDRAM is refreshed using its auto refresh mode Using the SDRAM s periodic timer an auto refresh command is issued to the SDRAM every 15 6 us Static RAM GDS Memory The Static RAM contains Patient Trend Data and Demographics known as the Global Data System GDS The monitor contains two banks of 256 KB SRAM that hold the GDS data They draw their power from the 3 V backup with a minimum of three minutes of battery backup supply using a SuperCap with the MAXIM 6363 supervisor Chip Selects Chip selects for devices on the 60x bus are generated by the MPC8270 memory controller unit The monitor uses only three of the 12 available chip selects e CS0 Boot Flash controlled by the GPCM e CS2 SDRAM controlled by the SDRAM e CS6 GDS SRAM controlled by the GPCM MPC8270 Microprocessor The monitor uses the Motorola MPC8270ZQ processor Some of the special features include e PowerPC G2_LE core processor unit Separate power supply for the internal logic 1 5 V and for I O 3 3 V e 64 bit data and 32 bit address on the 60x bus e 32 bit address data on the PCI bus Integrated PCI 2 2 compli
84. lication code is started and normal monitor operation begins Normal Operation Overview This is a high level summary of what the software does as part of its normal operation Once the monitor is booted it begins normal monitor operation Normal operation can be viewed as several high level software and subsystem tasks running simultaneously These interface to other tasks and all the tasks interface to hardware devices via device drivers Main Subsystems and Tasks The SDLC subsystem sends packets from the modules to the rest of the system including Ethernet and GDS and it also sends packets to modules The Interpreter subsystem provides modules and keys with primitives that they use via table code to create and control their user interface on the monitor The Keys subsystem handles touchscreen key presses It receives key presses from the user and notifies the keyboard interpreter which then runs the appropriate table code program That program uses the key display task to redraw the new key state as feedback to the user The Global Data System GDS is the patient database with parameter data from the modules It contains current general trend and waveform data 91369 Service Manual The Remote Interface system handles Ethernet connections to remote monitors and modules It also e Broadcasts the existence and configuration of network devices to each other Allows remote parameter attaches and remote key pre
85. list A local printer is configured as a network printer if the local monitor s name is selected Otherwise a local printer functions as the bedside printer AUTO PRIM BACKUP The AUTO PRIM BACKUP key selects which set of printer selection rules the monitor uses for selecting network printers It does not affect the monitor s selection of whether a networked or non networked printer is used Any changes made to the printer selection mode using this key take effect immediately regardless of monitor type The default setting is AUTO which selects the destination printer using the weight based printer selection rules Refer to the Ultraview SL Operations Manual P N 070 1150 xx located on CD ROM P N 084 1101 xx for additional information When PRIM BACKUP is selected the monitor automatically selects the primary printer unless that printer is unable to accept the recording In that instance the monitor then selects the backup printer If the backup printer is also unable to accept the recording the monitor displays an Unable to record message Printer Selection Fields The default for the printer selection fields is blank i e no printer selected The labels above these fields vary based on the current setting of the AUTO PRIM BACKUP key If AUTO is selected the labels are Printer A and Printer B If PRIM BACKUP is selected the labels are Primary and Backup Figure 2 13 Monitor Setup Net TCP IP Monitor _Printers DN
86. losed Alarm 0 Normally Open GND Alarm 1 Normally Closed Alarm 1 Normally Open Alarm 1 Common GND 12 140 mA 10 GND 11 GND 12 Alarm 2 Normally Open 13 Alarm 2 Common 14 Alarm 2 Normally Closed DB15HD Alarm relay Figure 2 3 female output on page 2 4 OANDOABRWD 91369 Service Manual Table 1 External Connectors continued Reference Figure 2 3 on page 2 4 Connector DB15HD female Description Video output OANDOARWDND Pinout Red Green Blue ID Bit Self Test Red RTN Green RTN Blue RTN Missing Pin RTN Not connected Not connected H Sync V Sync Not connected Figure 2 3 on page 2 4 DB9 female Serial I O 00 YO 0 NC RXD receive data TXD transmit data DTR data terminal ready GDN DSR data set ready RTS ready to send CTS clear to send NC Figure 2 4 on page 2 5 USB Mouse keyboard barcode scanner hon 5 V out Data Data GND Figure 2 4 on page 2 5 RJ 45 Ethernet 10 100BaseT DORAUON Yellow LED Green LED TD TD RD NC NC RD ON 100 Mhz OFF 10 Mhz Link Activity Connector Synchronous Data Link Control SDLC interface is electrically compatible with the ElA RS485 standard The communications protocol is derived from the IBM SDLC specification and uses its Non Switched Multipoint Half Duplex configuration This interface is compatible wit
87. ly when installing a recorder CPU a second effort proves that the connection was not fully seated Tighten the thumb screw Re install the recorder assembly Reinstall the batteries connect the external power supply and turn the monitor ON If the recorder door is closed and paper is properly loaded the recorder CPU initiates a self test If the test is successful a line of 1 4 inch bars will print on the paper followed by the recorder s model number software version and software date If the self test fails open the recorder door and remove the paper Ifthe diagnostics detected a software failure on the recorder CPU LED D2 will be steadily ON If the diagnostics detected a hardware failure in the recorder assembly LED D2 will be continuously flashing ON and OFF If no failures were detected LED D2 will be OFF If the recorder and the associated interface circuitry is good an error report line is printed upon detection of an error 91369 Service Manual During normal operation D2 will be dimly lit it is actually flashing very rapidly LED Error Codes are shown in Table 2 Table 2 Recorder Error Codes o Failed Assembly or Likely Cause 80 EPROM checksum bad 8F Stack pointer bad 81 Internal RAM will not write all zeroes 82 Internal RAM will not write all ones 83 Timer 0 No overflow 84 Timer 0 High byte bad
88. medium priority Normally Open Common GND CO YJ O om BR Ww N gt 91369 Service Manual Table 3 Connector Pinouts continued Pin Alarm Circuit Meaning 9 12 V 140 mA 10 GND 11 GND 12 Normally Open 13 Alarm 2 low priority Common 14 Normally Closed Warning For operational safety and reliability the following relay contact ratings MUST NOT BE EXCEEDED Current 250 ma e Voltage 28 V AC DC 2 A common Relay maximum ratings NC 2 28 V AC DC 0 25 A Z Le NO 3 relay 4 GND ALMON E 8 GND 10 GND V 11 GND 12 V 9 140 mA Figure 2 6 Alarm 0 high priority relay schematic 91369 Service Manual 45V A common 7 Relay maximum ratings NC 5 28 V AC DC AN g A 0 25 A T 4 NO 6 relay 4 GND ALMON p 8 GND GND V 11 GND 12 V 9 140 mA Figure 2 7 Alarm 1 medium priority relay schematic 5 A common 3 Relay maximum ratings NC 28 V AC DC 14 T A 0 25 A rela y 4 GND ALMON sl GND 10 GND y 111 GND H2V jg 140 mA Figure 2 8 Alarm 2 low priority relay schematic 91369 Service Manual Network Installation A typical network consists of bedside and central monitors and an optional clinical informa
89. ment Definitions Classification IEC EN UL 60601 1 Safety standard designation for the class of equipment and type of patient applied parts that indicate the degree of protection provided against electrical shock Leakage Current Current that is not functional It includes patient leakage ground leakage and enclosure or chassis leakage Patient Lead Leakage Current that flows from the applied part of the patient lead to ground Chassis Leakage Current flowing from the enclosure or from conductive parts accessible to the operator through the ground conductor Normal Condition Condition in which all means provided for protection are intact Includes ground connections insulation creepage and clearance distances Single Fault Condition Open ground open neutral line voltage on a patient connection or any single state other than normal condition that could compromise patient safety UUT Unit Under Test Spacelabs Medical does not endorse standards to the exclusion of others Therefore BE SURE TO CHECK YOUR LOCAL REQUIREMENTS TO ENSURE YOUR EQUIPMENT SAFETY TESTS COMPLY WITH LOCAL STANDARDS Generally accepted standards for medical monitoring equipment such as the Underwriters Laboratory UL and the National Fire Protection Association NFPA standards are summarized in Table 1 Warning 91369 Service Manual Table 1 Summary of Standards for Medical Monitoring Equipment Internationa
90. nal recorder assembly To insert a roll of paper 1 Press the right side of the release bar at the top of the recorder assembly The front of the recorder assembly is hinged at the bottom and will drop open revealing two spoon shaped arms that hold the paper roll spindle between them 2 Unroll a short length of paper from the roll and orient the roll so that the paper feeds from the bottom 3 Slip the paper roll spindle between the plastic arms and close the front of the assembly so that the end of the paper roll protrudes out of the recorder assembly just below the release bar Removing the Bezel Assembly 1 Remove the bezel by removing the five screws along the bottom of the enclosure and then stand the monitor upright and remove the four screws along the top of the bezel five screws along the bottom of the bezel four screws along the top of the bezel Figure 4 4 Bezel screw locations 91369 Service Manual 2 With the monitor standing upright gently move the top of the bezel and disconnect the flat cable running from the display to the CPU PCBA s uUBeUDS UIEW front panel power LEDs cable video cable Figure 4 5 Removal of the front bezel Caution Never pull on the flex cable This may damage the cable end or the connector e Take care when handling cables and connectors They are fragile and can be damaged Note Due to the short length of the video cable remove it prior to fully opening
91. network The monitor continues to request a DHCP lease until it receives one Ifthe monitor s configured DECNET node ID is a duplicate on the network the DHCP server can be confused This may result in a duplicate or invalid DHCP lease and may prevent full network communication The subnet mask must correctly correspond to the network size and type during operation Monitors may not be able to fully communicate with each other if the DHCP server fails to set the network mask properly The DNS server address is in standard TCP IP address form while the DNS default domain is a string of ASCII characters A DHCP server may also provide this information Editing this tab is performed as described in Editing Tab Fields on page 2 12 Tabbing order is IP Address gt gt Subnet Mask gt gt Gateway Address gt gt DHCP gt gt DNS Server Address gt gt DNS Default Domain gt gt IP Address Saved changes made within the tab take effect once the monitor is reset 91369 Service Manual Monitor Tab Figure 2 11 Monitor tab The Monitor tab enables you to determine what monitor names monitor node IDs and subnet names are currently in use The tab also enables you to enter settings for the monitoring network In Figure 2 11 the monitor s current settings are displayed in each input cell The scroll list below each input cell displays the remaining items that have been detected on the network Items in the Subnet Name and Mo
92. ng print requests Printer Name Name placed into the monitor to allow the user to send hard copy recordings to a specific network printer Privileged access Monitor operations not accessible to all users A password is required to access these functions PS 2 IBM standard 91369 Service Manual PVC Poly Vinyl Chloride used in production of non plenum cables RAMDAC Digital to Analog Converter with memory that converts digital video to analog video RGB Red Green Blue RISC Reduced Instruction Set Computing ROM Read Only Memory RTC Real Time Clock RTGL Real Time Graphics Library RTS Ready To send signal used in communications protocols RXD Receive Data Used in communications protocols SDLC Synchronous Data Link Control Used for communication between the monitor and external devices such as modules telemetry housings or Flexport interfaces Secondary printer Network printer where printing requests made at a bedside or central are sent to if a primary printer is busy SIMM Single In line Memory Module SMA Shared Memory ASIC SRAM Static RAM CMOS RAM Stop bits Quantity of bits used to discontinue transfer block in serial communications Subnet Name Unique subnetwork name identifying logically separated networks Sysgen Spacelabs Medical s method to enable purchased options Tap block plug Dummy plug used to seal up an unused hole tapped into a coaxial cable
93. nitor Name lists are displayed in alphanumeric order Items in the Monitor ID list are displayed in numeric order Brackets lt gt surround strings that consist solely of spaces The separation within the brackets indicates the number of spaces within that string Editing is performed as described in Editing Tab Fields on page 2 12 The tabbing order is Subnet Name gt gt Monitor Name gt gt Monitor ID gt gt DECNET IP gt gt Network gt gt TTL gt gt Subnet Name Network and TTL are skipped if disabled Saved changes made within this tab do not take effect until the monitor is reset Subnet Name The subnet name contains up to five characters default is five blanks Items in this scroll list are selectable 91369 Service Manual Monitor Name and Monitor ID The Monitor Name is the name given to each bedside and central monitor does not apply to telemetry bed names to help the users identify monitors on the network The Monitor Name contains five characters default is SL001 The Monitor ID is the numeric ID assigned to a monitor Each device on the network must have a unique Monitor ID This can be any number from 1 to 1023 depending on the Network Size selected To prevent duplication of currently used monitor names and IDs items in these lists are not selectable The error checking procedure performed when SAVE is selected also specifically checks for duplications Note Items in these lists only display
94. nnector for connection to an external display H sync and V sync signals are also routed to the VGA connector PCI PCMCIA Controller An internal 68 pin PCMCIA socket connector is standard and is the interface for a future PCMCIA IEEE 802 11 a b g Wireless Network Card A Texas Instrument PCI2250 has an OverCurrent detection output which is fed directly to a GPIO on the MPC8270 Software can take action if desired on the assertion of this pin for example PCMCIA shutdown The PCMCIA controller has a direct interrupt line to the MPC8270 CPU through IRQ3 Es 91369 Service Manual PCI ISA Bridge An Intel 82371EB South Bridge which is part of the Intel Chipset 440BX is used to simplify software porting The Bridge is the interface between the 32 bit PCI bus and the 16 bit ISA bus The ISA bus is maintained for the support of Audio CODEC NVRAM and ISA wireless interface The Bridge also contains the USB Root Controller which connects to and controls the 4 port USB hub ISA SUBSYSTEM JB91 PCI ISA 4 USB 1 BRIDGE 4 PORT Ise ROD soa un 2a HUB USB 3 J291 4321 1 USB PORT 16 BIT PWR MANAGEMENT NVRAM 4 8 CHANNEL CPU amp am I KON s A DC STATUS P070 SPKR j en P830 UDG DRIVER INTERN
95. nostics i Displays the Individual Diagnostic Menu Figure 5 6 Toggles Loop mode ON or OFF When Loop mode is ON any test or tests that are selected will run in a continuous loop until power is turned OFF h Toggles Halt On Error mode ON or OFF When ON any failure that occurs while tests are running in Loop mode immediately stops testing s Shows system information including details of address spaces and variables used in the system R Causes a cold boot reset just like turning the power OFF 91369 Service Manual Individual Diagnostic Menu Touch the i key in the Main Diagnostic Menu to display the Individual Diagnostic Menu INDIVIDUAL DIAGNOSTIC MENU r Return to Previous Menu c CPU Diagnostic a Audio Diagnostic w Wireless Diagnostic i ISA Bridge Diagnostic e Ethernet Diagnostic P Power Diagnostic R Real Time Clock Diagnostic m Memory Diagnostics v Video Diagnostics t TouchScreen Diagnostics Figure 5 6 Individual Diagnostic menu The following keys are available in the Individual Diagnostic Menu r Returns to the Main Diagnostic Menu c Tests certain CPU functions similar but not identical to the power ON CPU test a Runs the power ON audio diagnostic w Runs the power ON wireless LAN diagnostic if installed Runs the power O
96. obile RF Communications Equipment and the Monitor Always evaluate electronic equipment on site before use nny IEC 50601 Compliance Electromagnetic Environment Test Test Level Level 9 Conducted RF 3 Vrms 20 V r m s Portable and mobile RF communications equipment IEC 61000 4 6 150 kHz to 1 kHz sine should be used no closer to any part of the monitor 80 MHz 80 AM including cables than the recommended separation distance calculated from the equation applicable to the Radiated RF 3Vm 20 V m frequency of the transmitter IEC 61000 4 3 80 MHz to 1 kHz sine Recommended separation distance 2 5 GHz 80 AM 3 5 1 p d ly P 150 kHz to 80 MHz a NF 80 MHz to 800 MHz ds NP 800 MHz to 2 5 GHz Where P is the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer and d is the recommended separation distance in meters m Field strengths from fixed RF transmitters as determined by an electromagnetic site survey should be less than the compliance level in each frequency range Interference may occur in the vicinity of e equipment marked with the following symbol IEC 60417 5140 Non ionizing electromagnetic radiation Aypqyedwon 29UBEWOAYD9IJ y xipusddy Field strengths from fixed transmitters such as base stations for radio cellular cordless telephones and land mobile radios amateur radio AM and FM radio broadcast and TV broadcast cannot be predicted
97. on an Ethernet system Tap block Device used to tap into an active or inactive Ethernet coax cable TCP IP Transmission Control Protocol Internet Protocol used as an underlying mechanism for moving packets of information between different machines on a local or wide area network TLB Translation Lookaside Buffer Terminator A resistive load attached to each end of a coaxial cable segment or at a single end of an SDLC line The function of a terminator is to match the characteristic impedance of the cable Transceiver Ethernet Device located on coax cable or line powered attaching monitors to the network These devices are bi directional TXD Transmit Data Transmit Data Used in communications protocols UPS Uninterruptible Power Supply Used to hold power up until AC mains are restored USB Universal Serial Bus VBA Video Bus Array VBB Lithium Voltage Battery Backup VPP Voltage used for programming devices VRAM Video RAM WDT Watch Dog Timer XON XOFF Used in communication definitions Appendix A Electromagnetic Compatibility Contents Electromagnetic Emissions 0 0 00 eee eee 1 Electromagnetic Immunity 0 0 0 0 00 eee 1 Separation Distances Electromagnetic Emissions Emission Test Compliance Electromagnetic Environment The monitor uses RF energy only for internal function RF emissions Group 1 Therefore RF emissions are very low and are not
98. on page 2 12 for more information 6 Attach the 10 100BaseT LAN transceiver cable into the RJ45 connector on the left side of the monitor in Figure 2 4 on page 2 5 7 Connect the other end of the Ethernet cable from the monitor to the nearest port 8 Configure the monitor s other network settings as necessary to ensure proper communication on the network Refer to Network Setup on page 2 12 Ethernet Network Disconnection To remove a monitor from the LAN disconnect the network cable from the 10 100BaseT network connection in Figure 2 4 on page 2 5 Power ON Test Each time the monitor is powered ON e Diagnostic information displays for appreximateht0 seconds The embedded alarm light cycles through red yellow and cyan e Monitor keys display on the right side of the screen The monitor is now ready for normal operation External Devices If an external SDLC device such as a Flexport interface is to be installed the 9 pin SDLC connector on the rear of the monitor or the module housing must be used If multiple SDLC ports on module housings are available only the SDLC port on the module housing farthest from the monitor can be used for external devices Set the termination switch to non terminated S gt for all module housings and then terminate the external device 91369 Service Manual Module Tests To verify that the monitor functions correctly with parameter modules 1 Insert an ECG module without
99. onitor DC power supply Parameter module There may also be additional hardware devices present such as a mouse keyboard and barcode scanner The monitor may also be used in conjunction with other hardware components such as 90491 90499 module housings Flexport system interface Gas analyzer e External display Major System Components Main Enclosure The main enclosure includes the CPU Interconnect and I O PCBAs with one integrated module slot The main enclosure does not include an AC to DC power supply AC to DC power conversion is provided by an external DC supply The external supply provides 18 VDC which is internally converted to generate appropriate operating voltages o 91369 Service Manual The data processing and control hardware all reside on a single CPU PCBA consisting of Memory subsystem that incorporates Flash synchronous DRAM SRAM and NVRAM Host subsystem that runs the system software and interacts with peripheral devices e Graphics subsystem that generates the display External Connectors The monitor s external connectors are listed in Table 1 Table 1 External Connectors Reference Connector Description Pinout RETURN 18 Input 5 pin DIN Figure 2 3 male on page 2 4 Power input AU GND Data Data 5 V 12 V Clock Clock 12 V GND Figure 2 3 9 pin SDLC connector on page 2 4 OANDOARWDND Alarm 0 Common Alarm 0 Normally C
100. ons to the processor allowing a limited set of start up instructions CMOS RAM Battery backed up device used to store configuration information such as node name node ID or bed names Composite video Video display signal containing both video and sync information CPU Central Processing Unit CR LF Carriage Return Line Feed CTS Clear To Send signal used in communication protocols DB9 D shaped 9 pin connector of either male or female gender DB15 D shaped 15 pin connector of either male or female gender Glossary DB15HD High density D shaped 15 pin connector with DB9 shell and footprint DB26 D shaped 26 pin connector of either male or female gender Degauss Process of removing a magnetic charge from a material Color CRT screens are most susceptible to this type of charge creating purity problems Dot pitch Method of comparison used to determine the quality of a display It indicates the angle and proximity each dot has to the other DRAM Dynamic Random Access Memory used for computer memory systems DTR Data Terminal Ready signal used in communications protocol EEPROM Electrically Erasable Programmable Read Only Memory The portion of the monitor s memory which holds sysgen information and hardware configurations EMI Electromagnetic Interference generated by repetitive signals such as microprocessor clocks that can interfere with ot
101. or batteries Battery Fuel Gauge When the monitor is powered by batteries only with one or two batteries installed a battery fuel gauge is displayed in the lower right corner of the screen This gauge is useful in detecting bad batteries or other voltage problems in the system After five minutes of operation on only one fully charged battery if the battery fuel gauge reads 3 4 full or less the battery may be faulty Bur1ljooussjqnouys Battery Charger To verify that a faulty charger exists on the CPU PCBA do the following 1 Install a known good fully discharged battery 2 Power the monitor from the AC power supply and switch the monitor OFF If the front panel battery LED does not blink replace the CPU PCBA 3 Let the battery cycle through a complete charge 90 120 minutes with monitor OFF Note The indicated time is for NiMH batteries only 4 Check the front panel battery LED It should be ON and not blinking If not replace the CPU PCBA Also if the LED blinks for more than an hour the charger is likely faulty Recorder PRINTER CONTROLS y STOP CONVERT TO SLOW PRINTER RECORDING CONTINUOUS ON OEF on OFF Figure 5 9 Printer Controls menu The optional recorder downloads the printer control keys after it signs onto the SDLC bus All of the printer control keys are initially inactive The PRINTER ON OFF key becomes active only if the recorder signs onto the SD
102. or the model 91xxx monitors 91369 Service Manual Reset Monitor The RESET MONITOR key in the Biomed Level menu allows you to reset the monitor after changing settings for the following items the monitor must be reset before the changes can take effect e Monitor ID Monitor Name Subnet Name e IP configurations Touching the RESET MONITOR key displays the Reset Monitor dialog box Select Reset Monitor to proceed or Cancel Reset to cancel Privileged Access Reset Monitor N Reset the monitor for configuration changes to take effect u Figure 2 23 Privileged Access Reset Monitor dialog box Contents OVGIVIEW aan pba Shade eea bane evens esa hei ends 1 Major System Components 0 0 00 eee 1 Printed Circuit Board Assemblies PCBAs 2222200 nee ee eee 4 Interconnect and Connector PCBAS 0000 cece eee eee ees 14 Bezel Assembly 2 42 44 ira gi pee ais agape flat ata gaa any 15 Boot Sequence Overview 22 2 2 manner nenn 17 Normal Operation Overview 2 2 22 nennen nennen nn nn 17 Display ar 0220er A An Ba aoa Ded nae De wa 18 Parameter Modules o o o o oooooo eeeeeeeee een 19 CPU PCBA Connectors oii 2 0284 A a 20 CPU PCBA Jumpers ence ean 0000 seb ae de ee Ee a nn 20 VO PCBA Connectors snoot weed oe ede D 21 Interconnect PCBA Connectors 00000 cece eens 21 Overview A typical monitor configuration consists of these major components M
103. ped in a single box Keep at least one shipping box and its packing materials for re shipping if the monitor should ever require factory service Observe precautions for handling electrostatic sensitive devices Note Never touch electrostatic sensitive electronic components without following proper anti static procedures including the use of an ESD wrist band and mat An electrostatic discharge from your fingers can permanently damage electronic components and cause latent failures All static sensitive electronic components are packaged in static shielding bags Retain the bag for repackaging the component should you need to store it or return it to Spacelabs Medical for any reason The monitor is typically shipped as follows Top Assembly Contains the main enclosure with installed CPU power supply and I O PCBAs Accessories Contains the external DC power supply U S power cord international power cords if applicable and any cable assemblies ordered Before installing the monitor Note When removing items from the shipping containers ensure that you remove ALL components from each container 1 Unpack the received equipment 2 Unpack the mounting hardware 3 Conduct an equipment audit Upon receiving the equipment complete a detailed inventory to verify that the equipment you received matches your order This inventory must include serial numbers model numbers and all options and cables received Carefull
104. present external devices must be connected to the last module housing in the daisy chain that is the housing electrically farthest from the monitor on the SDLC bus Even though multiple connectors may be available only the SDLC connector on the most distal module housing can be used for connecting external devices Do not use more than a single Flexport connector regardless of how many module housings are present If multiple Flexport interfaces are to be installed they must be daisy chained using the T cable supplied with those devices Up to three Flexport interfaces may be connected in this way Unreliable system operation will occur if the SDLC bus is not correctly terminated or the maximum cable length is exceeded Flexport interfaces must be attached to the most distal module housing on the SDLC bus SDLC Cable Interconnection To ensure electromagnetic interference EMI compliance the appropriate Spacelabs Medical 9 pin connector must be used Refer to the Module Housings and Power Supplies Service Manual P N 070 0680 xx 91369 Service Manual SDLC Bus Termination The SDLC bus must be properly terminated for correct operation If no external devices for example Flexports or multigas analyzers are connected proper termination of the SDLC bus is accomplished automatically If external devices are connected the switch on the module housing farthest from the monitor must be set to the terminated gt position All others m
105. r IDs from 1 to 1023 are supported compatible only with Spacelabs Medical 91xxx series monitors Printers Tab The Printers tab enables you to display controls for defining and storing printer names choosing rules for printer selection and selecting one or two network printers TCPAP Monitor PRIM BACKUP Printer A Duration Setting 0 SECONDS Printer B VI Aa En m SIP EMME tn Em aaa ple ES a ee le ee AltGr que SAVE Alam Extended Figure 2 12 Printers tab Editing is performed as described in Editing Tab Fields on page 2 12 The tabbing orderis AUTO PRIM BACKUP gt gt Printer A or Primary gt gt Printer B or Backup gt gt Printer Names refer to Figure 2 13 on page 2 18 Changes made within this tab take effect as soon as they are saved E 91369 Service Manual Printer Names The Printer Names list displays up to eight selectable printer names previously stored in this monitor in the order in which they were stored To display a new or changed name in the list select that printer name from the list Printer names contain up to five characters default is five blanks Note Printer names are explicitly entered and may be duplicated To clear a printer name from the list select that name touch Clear touch Enter and then touch SAVE A local SDLC printer can be either a bedside printer or network printer depending on the printer name selected in this
106. rvice engineers should attempt to troubleshoot this section Monitor Fails Power ON Diagnostics Troubleshooting Method 1 Using the Touchscreen or Mouse 1 Display the Main Diagnostic Menu This menu is activated using the touchscreen or mouse Press the left and right mouse buttons simultaneously or touch the lower left and then the lower right corners one at a time during the 4 3 2 1 countdown Click or touch the test parameter key that retests the previously indicated failure Upon verification of the failure a message provided by the monitor directs you to the field replaceable unit that failed Troubleshooting Method 2 Using the Remote Terminal Attach a remote terminal 9600 baud no parity 8 bits 1 stop bit to the serial connector Power ON the monitor Activate the Serial Diagnostic menu by pressing CTRL D during the 4 3 2 1 countdown at system startup All power ON tests can be performed to isolate the problem to a PCBA The monitor will guide you to the appropriate field replaceable unit 91369 Service Manual Touchscreen If the display is present but the touchscreen is unresponsive 1 Calibrate the touchscreen refer to Diagnostic Menus on page 5 7 using the mouse or keyboard Check the operation again Run the Interactive Touchscreen test refer to Diagnostic Menus on page 5 7 Remove the external power supply and battery ies and check the connections interfacing the touchs
107. ry charge status LEDs are independent of the front panel power LED When external power is available the power LED is constantly lit this LED is off when external power is not available Battery Fault Interrupt Signal If the battery voltage exceeds the upper limit the charger CPU IC will power OFF the charger and then attempt to charge again If the battery voltage exceeds the upper limit again a 1 Hz signal will be sent to an MPC8270 CPU interrupt input via the ISA bridge The software will sense this 1 Hz rate and will indicate a battery failure If the battery voltage is too low the process is the same Automatic Fan Control The MPC8270 CPU monitors internal temperature via temperature sensors and an A D If the temperature exceeds a preset limit the CPU will run the fan at a normal speed until the temperature is reduced However during battery charging the battery chargers override the CPU and force the fan on at a higher than normal speed This allows the battery chargers to run at full output without overheating the unit Note The fan will not operate unless a battery is installed Core Processor Subsystem The core processor subsystem includes a memory subsystem and a microprocessor subsystem Figure 3 3 The memory subsystem incorporates Flash ROM Synchronous DRAM SDRAM and Static RAM on the local 60x bus All are directly controlled by the memory controller of the MPC8270 microprocessor 91369 Service Manua
108. s are packaged in static shielding bags Retain the bag for repackaging the component should you need to store it or return it to Spacelabs Medical for any reason Cleaning preventive maintenance and safety checks should be performed annually and following any product disassembly assembly Preventive maintenance and safety checks must be performed by trained personnel only Required Test Equipment Electrical Safety Analyzer Dynatech Nevada 232C or equivalent e Patient Simulator Dynatech Nevada 300B or equivalent Note Before testing ensure that the module housing s and its DC power supply s have their associated cables attached but are not interconnected Ensure that the Ethernet cable and AC power sources are removed The AC line is auto detected no user selection is necessary Ensure that the leakage test equipment is calibrated 91369 Service Manual Mechanical Inspection Verify that The monitor and all optional equipment are clean All screws are tight The case and connector pins are not damaged There are no frayed or pinched wires or cables Electrical Safety Testing Safety testing protects the patient from electrical shock especially micro shock It has been determined experimentally that current values in the microampere uA range may cause fatal arrhythmias in electrically susceptible patients A patient is deemed electrically susceptible when connected to monitoring equip
109. s y T3 Temperature 3 T4 Temperature 4 Mia Temperature UA Uterine Activity or Umbilical Artery VAC Vacuum Connection
110. ss connections across the network Downloads the module table code to remote monitors to create the same user interface on multiple monitors e Supports the Alarm Watch and Remote View functions Handles multicast waveform data The Recorder subsystem controls local and network printers The Alarm subsystem handles the standard alarms Modules send alarm conditions over SDLC and in response the alarm subsystem sends alarm messages to the tone display record and network tasks It receives messages from the network for Alarm Watch alarms and from SDLC tasks for module channel adds or deletes Display The internal display is a 640 x 480 active matrix thin film transistor TFT color Liquid Crystal Display LCD It receives 18 data signals 4 timing signals 5 V and ground Backlight voltage is produced via an attached 1000 VAC inverter The pinout of the display connector at the display is provided in Table 2 The backlight is connected via a separate 3 pin connector Table 2 Display Connector Pinouts on CPU PCBA P161 Pin Number Symbol Description 1 GND 2 CLK 3 HSYNC Horizontal Sync 4 VSYNC Vertical Sync 5 GND 6 RO Red Data LSB 7 R1 8 R2 9 R3 10 R4 11 R5 Red Data MSB 12 GND 13 GO Green Data LSB 14 G1 15 G2 16 G3 91369 Service Manual Table 2 Display Connector Pinouts on CPU PCBA P161 continued
111. system reset utilities The diagnostic menus allow most of these tests to be run individually or all at once If Loop mode is activated a test s can be executed in a continuous loop If Halt On Error mode is activated the looping stops when a diagnostic failure is detected To avoid false failures do not use the touchscreen mouse or keyboard while the diagnostic tests are executing Extended diagnostics failures are reported in the upper left corner of the System Startup screen Refer to System Startup on page 5 2 for more information Any error that occurs during one of these tests is logged in the non volatile memory Refer to Error Log on page 5 10 to retrieve the log For detailed information on extended diagnostics and how to run them refer to Diagnostic Menus below 91369 Service Manual Diagnostic Menus Main Diagnostic Menu Touch the D key in the Boot menu to display the Main Diagnostic Menu Figure 5 5 Bu1ljooussjqnous MAIN DIAGNOSTIC MENU r Return to boot menu a Run all bootup diagnostics i Run an individual diagnostic Toggle Loop Mode ON OFF h Toggle Halt On Error Mode ON OFF s Show system info R Reset monitor cold boot Figure 5 5 Main Diagnostic Menu The following functions are available in the Main Diagnostic Menu r Returns to the Boot menu a Runs the same tests that are run during power ON diag
112. t 91369 016 0369 00 Power Supply Mount Universal 016 0732 00 Miscellaneous Parts Table 4 Miscellaneous Parts Assembly Description Part Number Keyboard Mouse Combo USB U S Wireless w Mouse 010 1620 00 Keyboard USB English 010 1621 00 Mouse USB Mouse Optical 010 1622 00 91369 Service Manual Assembly Drawings and Schematics The following assembly drawings and schematics are included as part of this manual Table 5 Assembly Drawings and Schematics Title Drawing P N Drawing Number Monitor Assembly N A 1 7 sheets Schematics PCBA CPU 676 0684 00 2 43 sheets Schematics PCBA I O 676 0705 00 3 3 sheets Schematics PCBA Interconnect 676 0148 02 4 3 sheets Schematics PCBA CPU Recorder 676 0012 00 5 4 sheets System Block Diagram N A 6 1 sheet Directory of Keys BIOMED Directory of Keys The Biomed Level menu displays when the operator enters the Biomed password into the Privileged Access window An alternative means of displaying this menu is to enter either the CSR or SL passwords and then select the BIOMED MENU key SETUPS FUNETIORS y MONITOR SETUP PRIVILEGED ACCESS Enter Biomed password and touch ENTER v BIOMED LEVEL NETWORK MONITOR CHANGE BIOMED CLINICAL SETUP SERIAL PORT CALIBRATION PASSWORD MENU MORE Refer to Refer to Refer to Refer to Refer to Setup chapter Setup chapter
113. t this monitor s design requires at least one charged battery to be present at all times This battery provides power for the monitor far in excess of the intended three minute data retention requirement for the module data Battery Chargers The battery chargers have the following features Front panel LED battery charging failure indicator e Automatic battery care recharge cycles to ensure a maximum charge Individual battery chargers for each of the two batteries so that a bad battery will not degrade the other battery Ifthe monitor is OFF one or two batteries can be fully charged in 90 120 minutes If the monitor is ON batteries are charged in four to five hours Charger Pre Regulator The 20 VDC output provides up to 60 W of battery charging power This DC output voltage is then used as the main power source for charging batteries The circuit uses a single ended flyback converter topology This pre regulator circuit is active at all times when the monitor is powered from the external power supply voltage Charger CPU IC This IC is a pre programmed microprocessor designed specifically for controlling the charging of batteries The CPU monitors the voltage and resistance of the batteries while charging and determines when to turn the charger power converter ON or OFF and can detect faulty batteries The CPU periodically performs maintenance cycles to keep batteries fully charged 91369 Service Manual Char
114. tatic sensitive electronic components without following proper anti static procedures including the use of an ESD wrist band and mat An electrostatic discharge from your fingers can permanently damage electronic components and cause latent failures All static sensitive electronic components are packaged in static shielding bags Retain the bag for repackaging the component should you need to store it or return it to Spacelabs Medical for any reason gt 91369 Service Manual Required Tools and Parts The following items are necessary for troubleshooting Anti static mat with wrist strap 1 and 2 Phillips head screwdriver 5 16 inch nut driver 3 16 inch nut driver e Multimeter Problem Solving Before starting the troubleshooting procedures first establish that there is a fault by performing the monitor functional tests refer to Functional Tests on page 4 5 Refer to the Ultraview SL Operations Manual P N 070 1150 xx located on CD ROM P N 084 1101 xx for specific information on operation System Startup When the monitor is first powered ON the System Startup window appears This window displays any diagnostic failures and other system errors during the boot process Error window Zu System Startup window The normal countdown This window displays basic system configuration appears here and booting status during the boot process The Boot menu and Diagnostics menus also display here
115. thium Material used to construct a high energy battery for use in CMOS backed circuits Mbit Measurement used for RAM devices Example a 4 Mbit device will contain 4 megabits of data Monitor Name Unique name entered into the monitor identifying it to all other monitors on the network Monitor ID Unique identification entered into the monitor allowing an Ethernet address to be assigned NTSC National Television Standard used for U S television video formats NVRAM Non Volatile RAM OTPROM One Time Programmable Read Only Memory device PAL International television video format PCB or PCBA Printed Circuit Board or PCB Assembly PCI Peripheral Component Interconnect PcIs Patient Care Information System PCMCIA Personal Computer Memory Card International Association Refers to the type of type card that adds ROM or RAM and can be exchanged without rebooting the system PCMS Patient Care Management System PFAIL Power Failure notification line used to notify the CPU of an imminent AC power failure PIXEL Smallest unit displayed on a CRT One PIXEL equals a single dot on the display Plenum rated Cable that must be used where toxic gases created by heat during a fire could not be tolerated The plenum term refers to the return air path for an air conditioning system PM Preventive Maintenance PMC PCI Mezzanine Card Primary printer Network printer that has first priority in receivi
116. tion system Figure 2 9 94260 15 Flat panel display M 94260 18 o Flat panel display 91387 27 d Bedside n 0 j e s 91387 38 Central n Clinical Ethernet Network Information System 91369 24 Bedside n Module Figure 2 9 Typical network configuration Ethernet Network Connection Warning Caution e Only qualified personnel should attempt to connect a monitor to an Ethernet LAN the first time Do not connect the monitor to an Ethernet LAN prior to configuring the following settings The monitor must be properly configured for LAN access before you operate the monitor If you fail to correctly configure the monitor you may interrupt other units also using the LAN Note Detailed installation instructions for the physical Ethernet Local Area Network LAN are beyond the scope of this document 91369 Service Manual To connect a monitor onto an existing Spacelabs Medical Ethernet LAN complete the following steps 1 Install the monitor on a suitable table or shelf ensuring that the air flow to the side air intake vents is unobstructed or use a Spacelabs Medical mounting option 2 Ensure that the monitor is not connected to the LAN Plug the power cord attached to the monitor s DC power supply into a standard hospital grade AC power supply 4 Turn ON the monitor Enter a unique MONITOR ID BED NAME and SUBNET for the monitor Refer to Network Setup
117. tivated for all alarms or for alarms at or above the selected priority only Selections of HIGH MEDIUM and LOW are available For example selecting MEDIUM results in activation of the alarm relay for HIGH and MEDIUM priority alarms but not for LOW priority alarms QRS SPO2 TONE ENABLE ALWAYS DURING ALARM Controls whether the monitor sounds the QRS or SpO tone all the time ALWAYS or only during alarm conditions DURING ALARM The QRS or SpO tone must also be enabled using the controls within those parameters menus Alarm Watch Setup The ALARM WATCH SETUP key controls how this monitor responds to alarm watch messages received from other monitors ROTATE ALARM WATCH ON OFF This key enables ON and disables OFF the alarm watch rotation feature default is OFF ALARM WATCH ROTATION PRIORITY SIMPLE When a monitor receives more than one alarm watch message at a time it uses a first in first out rotation scheme to display the alarming parameters This key is only enabled when ROTATE ALARM WATCH is set to ON The following choices of rotation schemes are available SIMPLE rotation cycles through the alarming parameters in the order they go into alarm first come first served PRIORITY rotation cycles through the alarming parameters based on each parameter s alarm priority for example parameters with high priority alarms display before parameters with medium or low priority alarms ROTATION TIME
118. transmit failed Replace CPU PCBA 01030202 8260 SCC configuration not recognized Replace CPU PCBA 01030300 DRAM test failed Replace CPU PCBA Reboot and retest If problem 01030301 DRAM test cannot allocate memory persists replace CPU PCBA 01030400 GDS RAM test failed Replace CPU PCBA 01030500 FLASH ROM test failed Replace CPU PCBA Reburn boot kernel software into 01030501 FLASH ROM boot larger than Flash flash memory and retest If failure persists replace CPU PCBA Reburn application software into 01030502 FLASH ROM app larger than Flash flash memory and retest If failure persists replace CPU PCBA Reburn boot kernel software into 01030503 FLASH ROM boot checksum error flash memory and retest If failure persists replace CPU PCBA Reburn application software into 01030504 FLASH ROM app checksum error flash memory and retest If failure persists replace CPU PCBA Bur1ljooussjqnouy 7 91369 Service Manual Table 1 Diagnostic Failure Messages continued Error Code Diagnostics Failure Message Suggested Action 01030505 FLASH ROM read write memory test error Replace CPU PCBA 01030600 Power Subsystem test failed Replace CPU PCBA 01030601 A2D Converter failed to convert Replace CPU PCBA 01030602 Invalid power request Replace CPU PCBA 01030603 Temperature out of spec Replace CPU PCBA 01030700 PCI Bridge test failed Replace
119. ues Key Neonatal Drug Adult Drug A Dopamine or Dobutamine Dopamine or Dobutamine B Isoproterenol Lidocaine Pronestyl or Bretylium C Tolazoline Nitroglycerine or Levophed D Nitroprusside Nitroprusside Touch EDIT DRUG LIST to display the Drug List Selection Menu Figure 2 16 Selecting any drug name from this list highlights that line The drug list may be blank if all the entries are blank or display one or more blank lines Select an item for editing Aminophylline lt gt hd EDIT DRUG TRANSFER Figure 2 16 Drug List Selection Menu Note To remove a drug from this list you must overwrite the entry with blanks 91369 Service Manual Touch EDIT DRUG to display the Edit Drug dialog box Figure 2 17 Enter information in the fields using the on screen keyboard Touch SAVE to save the data to the drug list Drug Dose SAVE Bretylium 5 00 u ng x min Amount so 00 mg oy ua 50 ml h Volume Duration po m fo ir EB eae ee aa A AS ENTE FA pen e Km Em EEE mE EP EE LE el Me E RENNES Alt a t Figure 2 17 Edit Drug dialog box Refer to the Ultraview SL Operations Manual P N 070 1150 xx located on CD ROM P N 084 1101 xx for additional information Minimum Volume The MINIMUM VOLUME ON OFF key the Biomed Level menu locks ON the current alarm tone volume setting as the minimum alarm tone volume Verify the volume setting before selecting ON
120. us Low Battery OD Battery Replace only with the appropriate battery Replace only with the appropriate battery signs may be reversed X All batteries should be disposed of properly to protect the environment Lithium batteries should be fully discharged before disposal Batteries such as lead acid Pb and nickel cadmium Ni Cd must be recycled Please follow your internal procedures and or local provincial laws regarding disposal or recycling Caution hazardous voltages To reduce risk of electric shock do not remove the cover or back Refer servicing to a qualified service personnel U S A DANGER High Voltage International 91369 Service Manual Symbol Description Symbol Description Protective Earth Ground Functional Earth Ground gt Replace Fuse Only as Marked Fuse Power supply jack polarity signs may be reversed Equipotentiality Terminal l Alternating Current Direct Current Both Direct and Alternating Current AC DC Input A Amperes Hertz V Volts Watts gt IEC 601 1 Type B equipment The unit displaying this symbol contains an adequate degree of protection against electric shock Class Equipment IEC 601 1 Type BF equipment which is defibrillator proof The unit displaying this symbol contains an F type isolated floating patient applied part which
121. ust be set to the non terminated gt position The SDLC clock and data signals are switched by the terminator switches and are not present downstream of any switch set to the gt position E Non terminated Terminated Figure 2 5 Terminator switch settings Because bus termination is handled by setting the switches appropriately an external terminator is only required when external devices are connected If external devices are connected an external cable terminator is required to terminate the SDLC bus This must be installed at the end of the SDLC bus following the last external device In this case all module housings must have their switches in the gt position Note Flexports require a powered Flexport cable P N 012 0555 00 when used with the 90491 90499 module housing or 91369 monitor SDLC data is only passed along to the external device s when the terminator switch SW2 is in the gt position Alarm Relay Alarm output signals are available at the Nurse Alert A connector instantaneously when an alarm occurs Table 3 describes the connector pinouts for remote alarms Figure 2 6 Figure 2 7 and Figure 2 8 illustrate the circuits for each alarm function External Alarm Pinout Alarm connector pinouts are as follows Table 3 Connector Pinouts I 5 Alarm Circuit Meaning Common Alarm 0 high priority Normally Closed Normally Open GND Normally Closed Alarm 1
122. vel menu allows you to perform a touchscreen calibration in the event the touchscreen becomes difficultto use or a replacement has been installed Refer to Touchscreen Calibration on page 4 5 for instructions on performing this calibration Change Biomed Password The CHANGE BIOMED PASSWORD key in the Biomed Level menu enables you to change the password used to access the Biomed Level menu To change the biomed password 1 Enter the current biomed password in the Password field using the on screen keyboard passwords are not case sensitive 2 Enter the new biomed password in the New Password field and enter the same password again in the Verify Password field using the on screen keyboard Note If the biomed password is forgotten contact your Spacelabs Medical Field Service Engineer Figure 2 14 Change BIOMED Password dialog box 91369 Service Manual Clinical Menu The CLINICAL MENU key in the Biomed Level menu provides access to several features described in the sections that follow Refer to Directory of Keys on page 7 1 for the menu structure Time Date The TIME DATE key accesses the Monitor Setup Time Date menu The current time or date displays above the menu The time displays in either a 12 or 24 hour format Network monitors display the network time standalone monitors display the internal system time TIME DATE Select TIME or DATE use the arrow keys to set the correct time or date and touch ENTER
123. vice Manual Description Data Input Output Description on lt i o e Input Output ona Input D lt Reset Menu Keys 3 Waveform Parameter Keys Monitor Setup Select Program Options wna Set Initial Conditions Menu W iOO amp wna Access Special Function Menu HK Return Unit to Monitor Mode 1 Serial Port 1 4 5 2 Serial Port 2 External marker push button q connection gt SDLC SDLC Port Arterial Pulse Electrocardiograph or Defibrillator Synchronization gt gt v Gas Exhaust Foot Switch x Enlarge Zoom x Delete a PCMCIA Card Event Keep Dry Fragile handle with care N N o o 3 gt Environmental Shipping Storage Altitude Limitations This Way Up 4 3 Environmental Shipping Storage Temperature Limitations Environmental Shipping Storage Humidity Limitations s Oquu s 91369 Service Manual Description Description Open Padlock Closed Padlock N f Down Arrow Up Arrow N Y E Hard Drive Er Power Indicator LED Y N bd Antenna Mermaid Connector Microphone Omnidirectional Microphone Audio Output Speaker Activate Telemetry Recorder Network Connection Universal Serial Bus Gas Sampling Port Gas Return Port Remote Alarm Nurse Alert Nurse Call Battery Stat
124. ws the node ID to be changed and sets the monitor ID number in Network Setup D Displays the Main Diagnostic Menu Figure 5 5 on page 5 7 z Requires a data key Spacelabs field service engineers only Zeros and initializes the 91369 Service Manual E Displays the Error Log Functions Menu which allows the error log to be cleared or dumped to the screen and serial port b Displays the Burn Flash Menu which allows new boot kernel or application software to be loaded over the network and burned into flash memory Spacelabs field service engineers only t Recalibrates the touchscreen monitor will reset Boot Parameters BunNooyssjqnoa l Touch the p key in the Boot menu to display the boot parameters Touch Continue to return to the Boot menu gt boot device motfcc unit number O processor number O host name stymie file name c rocket app app inet on ethernet e 164 90 254 10 ffffff0O host inet h 164 90 254 66 user u target ftp password pw passwdl flags f OxO Press key to continue gt Continue Figure 5 4 Boot Parameters menu with default settings Power ON Diagnostics Power ON diagnostic tests verify system hardware integrity during power up and can often help isolate and troubleshoot a problem Most of these tests can also be initiated using the extended diagnostic mode The diagnostics initiated at power ON are e
125. y inspect these items for shipping damage If any damage is evident immediately notify the freight company and Spacelabs Medical 91369 Service Manual Assembling the Monitor Power and Battery Status The three LEDs on the monitor indicate whether the monitor is connected to the AC mains power and the status of any installed batteries Battery status conditions are indicated as described in the following sections Power ON OFF Power LED Battery status switch LEDs Figure 2 1 Battery status information Power LED The power LED is located immediately to the right of the power ON OFF switch This LED is lit whenever the monitor is connected to AC mains power via its power supply and is not lit if the monitor is not connected to the AC mains power Battery Status LEDs These LEDs are only active while the unit is connected to AC mains power Unlit LED A battery LED that is neither solid ON nor flashing indicates a battery is not present Solid Green LED A solid green battery LED indicates that the battery is fully charged Only a charging cycle or a faulty battery will cause the green LED to flash and these conditions only occur when a battery is installed in the monitor Flashing Green LED Battery Charging A flashing green battery LED indicates an installed battery is being charged and the monitor is not ready to be used in transport mode This LED flashes in a constant pattern with no delays with the monitor pow
126. y removing the screw located in the top portion of the battery compartment 3 Remove the recorder hold cover and insert the recorder CPU into the connector located at the bottom of the recorder compartment 4 Tighten the thumbscrew to secure it to the bottom of the recorder compartment after fully inserting the PCBA into the connector 5 Install the insulator sheet between the bottom of the printer and newly installed recorder CPU PCBA 6 Insert the recorder assembly ensuring that it fully engages the connector at the back of the recorder compartment Press the release bar to open the recorder assembly and tighten the two phillips head screws located at the rear of the recorder release bar recorder assembly recorder CPU PCBA installed Figure 4 1 Recorder assembly and CPU PCBA 91369 Service Manual Replacing the Recorder 1 Remove the recorder assembly if installed by first opening the printer door loosening the two captive screws and then pulling out the assembly at the top 22UBUISJUIEIN release bar recorder assembly recorder CPU PCBA installed Figure 4 2 Optional recorder assembly 2 Ifreplacing the recorder CPU PCBA loosen the thumbscrew and pull it forward until it is free of the connector Figure 4 3 Recorder CPU PCBA 3 Reverse procedure to re assemble 91369 Service Manual Inserting Recorder Paper Two rolls of thermal recorder paper have been included with the optio
127. ycles Compliance Level lt 5 Ur gt 95 dip in Uy for 0 5 cycle 40 Ur 60 dip in U for 5 cycles Electromagnetic Environment Mains power quality should be that of a typical commercial or hospital environment The monitor automatically variations on 70 Ur 70 Ur switches to internal battery power supply 30 dip in U for 30 dip in U for operation during mains input lines 25 cycles 25 cycles power interruptions IEC 61000 4 11 lt 5 Uy lt 5 Ur gt 95 dip in Uy for gt 95 dip in U for 5 seconds 5 seconds Power frequency magnetic ae fields should be at levels 50 60 Hz 3 Alm 60 A m characteristic ofa typical magnetic field location ina typical l IEC 61000 4 8 commercial or hospital environment Note U is the AC mains voltage prior to application of the test level All power line immunity tests were performed at 120 VAC 60 Hz and 230 VAC 50 Hz 91369 Service Manual Separation Distances Note The monitor is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled The customer or user of the monitor can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment transmitters and the monitor as recommended below according to the maximum output power of the communications equipment Recommended Separation Distances Between Portable and M

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