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1. 1 48 Figure 20 Front Case Disassembly Overlay NIBP cuff hose connector esee 49 Figure 21 Rear Case Disassembly Battery SMPS eese eene nnne nete tne nennen trennen emen enne enne 50 Figure 22 Rear Case Disassembly NIBP module sees a terne nnne tren te rennen trennt nnns 51 Figure 23 Rear Gase Disassemblys Printer eii esi pne D rna ea or sre d DE dnas ears P rp ba As 52 Figure 24 Rear Case Disassembly Speaker Handle etc 2 58 Figure 25 Temperature Case Disassembly Temperature Module 1 54 Figure 26 Temperature Case Disassembly esse we 55 Figure 27 ARGUS VCM Exploded View een io terrre Yet eri vr Iu bu RETE d rec ev PEDIR EE i 56 Figure 28 ARGUS VCM Exploded View Spare Parts esee esee eene trennen nennen tenentes nennen tenens 58 Figure 29 ARGUS VCM System Block Di gram oi tpe prie bed peer AA N EAA proi pe turbet epe de ese be aptos 63 Table Required Test Eguipments vscscscescssieessieasscbesssavesscessuvawivssn bee ete aa a a PL ep i Bebe Fel aaia oa Ru Qo rahani aii sa niiae 13 Table 2 Earth Leakage Current Values 2d Table 3 Enclosure Leakage Current eese esee teeth enne nennen trennt instr trennen te ense tn stet ennt ener tenens 22 Table 4 Patient Leakage Current Values esent P Eee bir rap rie Pied pde es stedpalensdusuvediondowbavgotioddnds euncaos 22 Table 5 Patient Leakage
2. sese Replacement Level Supported sss Troubleshooting Guide sse Disassembly Guide Generale NER EM E LE Replacement Level Supported sss Prior to Disassembly eet tenete Fuse Replacement sennen a Battery Replacement rettet teorici esit orsa Monitor Disassembly sess eee Spare Parts Introductionis ceni er tbe UEM d PER TME Obtaining Replacement Parts esses li g35c m ii ARGUS VCM Service Manual SCHILLER ARGUS VCM SCHILLER ARGUS VCM Contents Packing For Shipment 61 General InstE ctiofis uan aite roit n ta tera EEEE Dated o odevat sansiiatsascendsslasaeseseaviass PIER rd re a RE RUE 61 Returning the ARGUS VOM e 61 Repackime In Original Cartoon eU POOPIOD IO UE RR ene IHRER e Me I UE UTE 61 Repacking In a Different Carton eiie tnt tton kennt tbe dote esiste ts ien estet te bei sren esee enina ne 62 System Processing Description 63 Ene deo m ER Oi 63 NIBP Processing ornis eie eme tard on PERRO EO ROUTER DOT Gd Eg E ei EDI 66 SPO PROCESSING en initiiert burn eH nde ha E m EO ED pO CP EORR EHI Resideo 68 Temperature P rocessmp oie tse aen tiam erri E Esci acteur eT Eee 70 ARGUS VCM Service Manual SCHILLER Contents ARGUS VCM Figures Figure 1 ARGUS VCM Front P unel ie e eR orina eA
3. ARGUS VCM Service Manual 29 SCHILLER Service Mode and Demo Mode ARGUS VCM NIBP Pressure Test The real time value of the system pneumatic pressure is displayed in mmHg For more information refer to Performance Verification section With NIBP Pressure Test selected 1 Place the adult cuff with a rigid PVC vessel 9cm diameter Connect the cuff and the adult hose to NIBP simulator Then connect the adult hose to the monitor 2 Set NIBP simulator to a test mode required 3 Adjust a desired target pressure using Up Down selection buttons 4 Press NIBP start stop button _ Sa Chie Oale rli Simin i LI Li SpO2 m eae 55i B F Figure 12 NIBP Pressure Test Sound Calibration Sound Calibration is used to set a level of sound volume at factory With Sound Calibration selected 1 Press Up selection button 2 Verify that the level 1 of the volume sounds continuously f gs DIA Iri IULI spo Figure 13 Sound Calibration 30 ARGUS VCM Service Manual SCHILLER ARGUS VCM Demo Mode The purpose of Demo mode is to show a visual presentation demonstrating how ARGUS VCM monitor works The following procedure is set to Demo mode 1 With the monitor powered off press Pow
4. Parameter Ranges Defaults Systolic mmHg Neonatal Low 25 to 115 High 30 to 120 50 100 Alarm Limits Pediatric Low 30 to 155 High 35 to 160 75 145 Adult Low 30 to 255 High 35 to 260 75 220 Diastolic Neonatal Low 10 to 100 High 15 to 105 30 70 mmHg Alarm Limits Pediatric Low 15 to 125 High 20 to 130 35 100 Adult Low 20 to 250 High 25 to 255 35 110 MAP mmHg Neonatal Low 10 to 105 High 15 to 110 35 80 Alarm Limits Pediatric Low 15 to 135 High 20 to 140 50 110 Adult Low 20 to 250 High 25 to 255 50 120 PR bpm Neonatal Low 25 to 295 High 30 to 300 100 200 Alarm Limits Pediatric Low 25 to 295 High 30 to 300 50 150 Adult Low 25 to 295 High 30 to 300 50 120 SpO2 Neonatal Low 50 to 98 High 52 to 100 85 98 Alarm Limits Pediatric Low 50 to 98 High 52 to 100 90 100 Adult Low 50 to 98 High 52 to 100 90 100 Patient Type Adult Pediatric Neonatal Adult NIBP Units mmHg kPa mmHg NIBP initial Neonatal 50 60 70 80 90 100 110 120 132 mmHg 90 mmHg FErODISCOR 6 6 7 9 9 3 10 6 11 9 13 3 14 6 15 9 17 5 kPa 11 9 kPa Pediatric 80 90 100 110 120 130 140 150 160 170 mmHg 120 mmHg 10 6 11 9 13 3 14 6 15 9 17 2 18 6 19 9 21 2 226 15 9 kPa kPa Adult 100 120 140 160 180 200 220 240 270 mmHg 160 mmHg 13 3 15 9 18 6 21 2 23 9 26 6 29 2 31 9 35 9 kPa 21 2 kPa NIBP Auto Interval Off STAT 1 2 3 4 5 10 15 30 15 45 60 90 120 240 Temperatu
5. 8 Verify beeping pulse tone increases 9 Press the mode button to enter setting mode 10 Press Down selection button to adjust pulse tone volume from 8 to 1 Return to the monitoring screen 11 Verify beeping pulse tone decreases 12 Set pulse tone volume to 0 and return to the monitoring screen Verify pulse tone is no longer audible 13 Return pulse tone volume to a comfortable level Alarm Volume Control Connect the monitor to an AC power source Press Power button to turn the monitor on Kink NIBP cuff hose connector of the monitor and then press NIBP start stop button Verify that the monitor E23 displays and sounds audible alarm Press the mode button to enter setting mode ON oO H CO NY n Press Up selection button to adjust alarm volume from 1 to 8 Return to the monitoring screen N Verify alarm tone increases 8 Press the mode button to enter setting mode 9 Press Down selection button to adjust alarm volume from 8 to 1 Return to the monitoring screen 10 Verify alarm tone decreases 11 Return alarm volume to a comfortable level Real Time Clock 1 Connect the monitor to an AC power source 2 Press Power button to turn the monitor on 3 Verify that Time display updates every second 16 ARGUS VCM Service Manual SCHILLER ARGUS VCM Performance Verification Printer Test Flash Memory If Printer option installed the following test procedures w
6. C1 Temperature module disassembly 1 Remove 2 screws S8007 0 holding Temperature module 2 Remove Temperature module 3 Disconnect Temperature wire 4 Remove 4 screws 58071 0 fastening Temperature BD 5 Remove Temperature BD 54 ARGUS VCM Service Manual SCHILLER ARGUS VCM Disassembly Guide Figure 26 Temperature Case Disassembly Table 20 Part Descriptions Temperature Case Assembly Part Codes Descriptions Oty T0030 0 Temperature case 1 T0031 0 Temperature probe holder 1 58090 0 Screw 3x 8 2 58002 0 Screw 3 x 8 with washer 1 C2 Temperature case disassembly 1 After step C1 remove 3 screws holding Temperature probe holder 2 Remove Temperature probe holder from Temperature case ARGUS VCM Service Manual 55 SCHILLER Disassembly Guide ARGUS VCM Figure 27 ARGUS VCM Exploded View 56 ARGUS VCM Service Manual Spare Parts Introduction Obtaining Replacement Parts Parts List WARNING Follow local government ordinances and recycle instructions regarding disposal or recycling of device components including batteries Introduction Spare parts along with part numbers are shown in Table 21 Item No corresponds to the circled callout numbers in Figure 8 Obtaining Replacement Parts Schiller Technical Service provides technical assistance information and replacement parts To obtain replacement parts contact S
7. performance of automatic cycling indirect blood pressure monitoring equipment Oxygen EN865 1997 Pulse oximeters Particular requirements saturation Temperature E1112 00 monitoring Electronic thermometer for intermittent determination of patient temperature EN12470 3 2000 Performance of compact electrical thermometers non predictive and predictive with maximum device Electromagnetic IEC 60601 1 sub clause 36 IEC Compatibility 18C60601 1 2 2001 Electromagnetic compatibility requirements amp test Labeling EN1041 1998 Information supplied by the manufacturer with medical devices Marking IEC 60878 EN 980 ISO 7000 EN 60417 1 EN 60417 2 ARGUS VCM Service Manual Routine Maintenance Cleaning Periodic Safety and Functional Checks Functional Checks Batteries Environmental Protection WARNING Do not spray or pour any liquid on the monitor or its accessories Do A not immerse ARGUS VCM or its accessories in liquid or clean with caustic or abrasive cleaners Cleaning To clean ARGUS VCM dampen a cloth with a commercial nonabrasive cleaner and wipe the exterior surfaces lightly m CAUTION Do not allow any liquids to come in contact with the power connector or switches or to penetrate connectors or openings in the instrument Note For cuffs sensors and probes follow the cleaning instructions in the directions for use that accompany these accessories Note If liquid is spilled on the m
8. Technical Services to obtain a shipping carton Prior to shipping the monitor contact your supplier or the Schiller office Technical Services Department for a returned goods authorization RGA number Mark the shipping carton and any shipping documents with the returned goods authorization number Pack to shipping the monitor contact your supplier or the Schiller office Technical Services Department for a returned goods authorization number Mark the shipping carton and any shipping documents with the returned goods authorization RGA number Return ARGUS VCM by any method that provides proof of delivery Returning the ARGUS VCM Contact Schiller Technical Services Department for shipping instructions including a Returned Goods Authorization RGA number Unless otherwise instructed by Schiller Technical Services Department it is not necessary to return other accessory items with the monitor Pack ARGUS VCM in its original shipping carton If the original carton is not available use a suitable carton with appropriate packing material to protect it during shipping Repacking In Original Carton If available use the original carton and packing materials Pack the monitor as follows 1 Place the monitor and if necessary accessory items in original packaging 2 Place in shipping carton and seal carton with packaging tape 3 Label carton with shipping address return address and RGA number if applicable ARGUS VCM Service Ma
9. 100 volts AC to 240 volts AC AC power enters directly the ARGUS VCM s Power Supply A 2 amp fuse protects both the Line and Neutral lines These user non accessible fuses are located on a fuse socket which is part of the Power Supply located in the ARGUS VCM The ARGUS VCM uses a switch mode power supply SMPS This Power Supply provides the DC power needed to charge the battery and to power the Main Board The output of the transformer varies depending on load and input High frequency noise from the AC line and from the Main Board is filtered before passing through the bridge rectifier The bridge rectifier provides the DC power used in the ARGUS VCM The positive output is 12 volts DC Battery Charger The power supply will charge the battery any time ARGUS VCM is connected to AC power even if the monitor is not turned on The voltage applied to the battery is 7 5 0 3 volts DC Battery A lead acid battery is used in the ARGUS VCM It is rated at 6 volts DC 4 amp hours When new and fully charged the battery will operate the monitor for 2 hours A new battery will last 10 minutes from the time the low battery alarm is declared until the unit is shut down due to battery depletion Recharging the battery to full capacity takes 12 hours Changing from AC to battery power does not interrupt the normal monitoring operation of the ARGUS VCM Power Regulator The Power Regulator receives the inputs from the SMPS the Battery and gene
10. 2 SpO2 sensor cable connector Figure 3 ARGUS VCM Left Side Panel 2 3 4 1 Temperature probe 3 Probe holder 2 Probe cover 4 Temperature probe connector Figure 4 ARGUS VCM Right Side Panel 6 ARGUS VCM Service Manual Specification Physical Electrical Environmental Measurement Parameters Compliance Physical Instrument Dimensions 130x180x278 mm Weight 2 7 kg Electrical AC Power Power 100Vac to 240Vac 50 Hz 60 Hz 28 to 38 VA Battery Type Lead acid Voltage Capacity 6 V 4 Ampere Hours Recharge 12 hours with ARGUS VCM Shelf Life 2 months new fully charged battery Complies with 91 157 EEC Environmental Operation Temperature 10 C 50 F to 40 C 104 F Exemption thermometry module operating temperature 16 C 60 F to 40 C 104 F Humidity 15 RH to 95 RH non condensing Altitude 170 m 557 ft below sea level 4 877 m 16 000 ft above sea level Transport and Storage Temperature 20 C 4 F to 50 C 122 F Humidity 15 RH to 95 RH non condensing Altitude 610 m 2 000 ft below sea level 12 192 m 40 000 ft above sea level Note The system may not meet its performance specifications if stored or used outside the manufacturer s specified temperature and humidity range ARGUS VCM Service Manual Specification SCHILLER ARGUS VCM Measureme
11. A EA ON be vg AA AAA A Rer ei rerit ertet 4 Figure 2 ARGUS VCM Rear P nel iiio tdt d refiero verla ead dvo Eta Pb VATER E gU Rb kN LY ER ERR TE bh Figure 3 ARGUS VCM Left Side Panel Figure 4 ARGUS VCM Right Side Panel Figure 5 System Version sss E Figure 6 Battery Voltage Level eee ee eese tenth ennt teet tn etna th inta tein sin tine th atri tate instit anite sonansa eina nnns TFiguke 7 NIBP Inflation Cycle 5 a tet UR REVO RO pre ie i EpL e FH A Pe ERA A VETERE A Figure Total Runtime ect tpe iti ter eieset ed sede MUERE ATE VE A ETE araia aa E a ERa sus EAN a Pigure 9 Factory Defaults Reset te tei rip E esed tes subs sus Ee to evo dk CANA E rca ab A Pea FR HR DE RR DR Figure 10 Night Panel Figure 11 NIBP Calibration Figure 12 NIBP Pressure Test E Fieure 13 Sound Calibration hr te ted aedi erri hs ota teat eoi vv rd rapa Fab EHE ede dE d upon Figure 14 Demo Mode Display iscritta rr Per RES UR HERE CARERE RN HER ERE ERE Ern ee Eva og QURE DR Xa vio CHER re RR AT Figure 15 Disassembly Sequence Flow Chart eese entente trennen enne tne trennen inneren ener enne 44 Figure 16 Battery Disassembly serrer HE EO GRE AAA IMISTU TRITT duces sous HONEC TQ FRENTE TE eI DEQuY 45 Figure 17 Monitor Disassembly 46 Figure 18 Front Case Disassembly sss aud Figure 19 Main BD SpO2 FND modules Disassembly
12. PC I i z PC Serial Connector L I SMPS 12V ED Power Connector NIBP Connector Speaker Printer Connector m Battery Charger Connector f H J Tid 7 N Ai NIBP Module Speaker Printer NIBP Pump Figure 29 ARGUS VCM System Block Diagram ARGUS VCM monitor is a multi function the monitor for use on adult pediatric and neonatal patients non invasive blood pressures arterial oxygen saturation pulse rate and temperature ARGUS VCM Service Manual 63 SCHILLER System Processing Description ARGUS VCM In addition to the monitoring and displaying the status of these physiological parameters the instrument performs various microprocessor programmed analytical functions Creating both visual and audible alarm signals when settable limits are violated Creating and displaying error codes when conditions are detected that would degrade or prevent valid measurements Creating and reviewing saved data event Providing input to an optional recorder for printout of data The monitor is essentially a battery powered instrument An internal charging unit is designed to accept only an AC line voltage Unit Description 64 SMPS The ARGUS VCM allows the user to connect the monitor to AC power ranging from
13. cable is properly connected to the data interface port of the monitor Also ensure that the other side of Firmware downloading cable is well connected to a PC 1 4 Check the connection of 9 pin serial wire of the monitor inside 1 5 Replace Main BD if problem persists 2 Network indicator is flashing but Firmware download update fails 2 1 Ensure that COM port of Field utility is properly set 2 2 Verify that COM port of a PC operates correctly 2 3 Reboot a PC 2 4 Ensure that Mediana Firmware downloading cable is connected 2 5 Ensure that Firmware downloading cable is properly connected to the data interface port of the monitor Also ensure that the other side of Firmware downloading cable is well connected to a PC 2 6 Check the connection of 9 pin serial wire of the monitor inside 2 7 Replace Main BD if problem persists 40 ARGUS VCM Service Manual SCHILLER ARGUS VCM Troubleshooting Others The followings are symptoms of problems and recommended actions that may happen related to operating the monitor If the action requires replacement of a PCB or module refer to Disassembly Guide 1 No operation but Network indicator flashing after system powers up 1 1 If a cable connected to the data interface port of the monitor disconnect the cable Then turn on the monitor 1 2 Replace Main BD if problem persists 1 3 Replace 9 pin serial wire if problem persists after Main BD replaced 2 During POST all displa
14. code E65 often displays 4 1 Replace Temperature PCB 4 2 Replace Temperature module if problem persists 5 Error code E69 displays 5 1 Replace Temperature module ARGUS VCM Service Manual 39 SCHILLER Troubleshooting ARGUS VCM Printer The followings are symptoms of problems and recommended actions related to printing If the action requires replacement of a PCB or module refer to Disassembly Guide 1 Print setting indicator does not light after system powers up 1 1 Check the connection of 6 pin wire between Printer and Main BD 1 2 Replace Printer 1 3 Replace Main BD if problem persists after Printer replaced 2 Print setting indicator is lit but no printing after Print button pressed 2 1 Ensure that Printer door is properly closed 2 2 Check if Printer paper runs out 2 3 Ensure that Printer paper is placed appropriately 2 4 Check the connection of 6 pin wire between Printer and Main BD 2 5 Replace Printer if problem still persists Firmware download The followings are symptoms and recommended actions to address problems with firmware download If the action requires replacement of a PCB refer to Disassembly Guide 1 Network indicator is not flashing with the pressure of Power button after Firmware downloading cable connected 1 1 Check on action 1 2 to 1 5 of Power troubleshooting page 1 2 Ensure that Mediana Firmware downloading cable is connected 1 3 Ensure that Firmware downloading
15. the performance tests as described in Performance Verification section 2 Perform the electrical safety tests as described in Safety Tests section If the unit fails these electrical safety tests refer to Troubleshooting section 3 Inspect the fuses for proper value and rating qty 2 2 0 A 250 volts for AC mains L N F1 F2 qty 1 6 3 A 250 volts for internal battery L N F3 If ARGUS VCM has not been used for a long period of time more than 2 months the battery will need charging To charge the battery connect ARGUS VCM to an AC outlet as described in Performance Verification section of this service manual or the Battery Operation section of the operator s manual Schiller recommends replacing the instrument s battery every 2 years When ARGUS VCM is going to be stored for 2 months or more it is recommended to remove the battery prior to storage To replace or remove the battery refer to Disassembly Guide Note Storing ARGUS VCM for a long period without charging the battery may degrade the battery capacity The battery may require a full charge discharge cycle to restore normal capacity A full charge of a dead battery takes approximately 12 hours while the monitor is turned off Schiller recommends that ARGUS VCM s sealed lead acid batteries be replaced at 2 year intervals Refer to Disassembly Guide Section CAUTION If ARGUS VCM is to be stored for a period of 2 months or longer it is recommended to notify service per
16. to see if the trouble symptom disappears and that the monitor passes all performance tests If the trouble symptom persists swap back the replacement PCB assembly with the suspected malfunctioning PCB assembly the original PCB assembly that was installed when you started troubleshooting and continue troubleshooting as directed in this section Obtaining Replacement Parts Schiller Technical Services provides technical assistance information and replacement parts To obtain replacement parts contact Schiller Refer to parts by the part names and part numbers listed in Spare Parts section ARGUS VCM Service Manual 35 SCHILLER Troubleshooting ARGUS VCM Troubleshooting Guide Power 36 Problems with ARGUS VCM are separated into the categories for further troubleshooting instructions Note Taking the recommended actions discussed in this section will correct the majority of problems you will encounter However problems not covered here can be resolved by calling Schiller Technical Services Power problems are related to AC and or Battery as follows If the action requires replacement of the components refer to Disassembly Guide CAUTION Electrical shock hazard Disconnect a power cord from ARGUS VCM before attempting to open or disassemble ARGUS VCM 1 Before further troubleshooting of the power problems 1 1 Review customer complaint and determine if it is safe to plug in and turn on ARGUS VCM 1 2 Verify that Ch
17. ur Figure 7 NIBP Inflation Cycle ARGUS VCM Service Manual SCHILLER ARGUS VCM Service Mode and Demo Mode Total System Runtime Total Runtime displays the number of hours rounded to the nearest hour that the monitor has been operational Note The values of Total Runtime may not be reset but it will be reset to zero when a new Main PCB assembly is installed DIA min SpO2 MAP E EDH AL A Figure 8 Total Runtime Factory Default Reset To reset the monitor operating parameters to the factory default settings press the Mode button until DEFAULT RESET NO is displayed To reset to the factory default values select YES using only Up selection button The monitor immediately resets to the defaults and the confirmation tone sounds To leave the settings unchanged select NO using only Down selection button sw N i DIA min LILL LL I spo MAP J BEE AL e Figure 9 Factory Defaults Reset ARGUS VCM Service Manual 27 Service Mode and Demo Mode 28 SCHILLER ARGUS VCM Factory default settings are described in Table 8 Table 8 Factory Default Settings for ARGUS VCM
18. versions of OEM boards are not field upgradeable NIBP SpO2 or Temperature module Replace the subsystem board with a higher current version if necessary Note If any problem during Firmware downloading refer to Firmware Download in Troubleshooting section ARGUS VCM Service Manual Troubleshooting Introduction How to Use This Section Who Should Perform Repairs Replacement Level Supported Troubleshooting Guide Introduction This section explains how to troubleshoot ARGUS VCM if problems arise Tables are supplied that list possible difficulties and recommended actions to correct the difficulty How to Use This Section Use this section in conjunction with Performance Verification section and Spare Parts section To remove and replace a part you suspect is defective follow the instructions in Disassembly Guide section Who Should Perform Repairs Only qualified service personnel should open the monitor housing remove and replace components or make adjustments in accordance with this service manual If your medical facility does not have qualified service personnel contact Schiller Technical Services Replacement Level Supported The replacement level supported for this product is to the printed circuit board PCB assembly and major subassembly level Once you isolate a suspected PCB assembly follow the procedures in Disassembly Guide section to replace the PCB assembly with a known good PCB assembly Check
19. 2 Temperature Pod A1 3 B2 1 FND Module SMPS Holder B2 2 A2 SpO Connector Box GND Bracket A3 Overlay B3 NIBP Module B3 1 A4 NIBP Hose Connector NIBP Pump B4 Printer B5 Speaker B6 Handle B7 Serial Connector B8 GND Terminal Replacement Level Supported 44 Figure 15 Disassembly Sequence Flow Chart The replacement level supported for this product is to the printed circuit board PCB and major subassembly level Once you isolate a suspected PCB follow the procedures in Disassembly Guide to replace the PCB with a known good PCB Check to see if the trouble symptom persists swap back the replacement PCB with the suspected malfunctioning PCB the original PCB that was installed when you started trouble shooting and continue troubleshooting as detected in this section ARGUS VCM Service Manual SCHILLER ARGUS VCM Disassembly Guide Prior to Disassembly 1 Turn ARGUS VCM off by pressing the Power On Off switch 2 Disconnect the monitor from the AC power source Fuse Replacement 1 After Step B2 remove 2 AC main fuses F1 F2 250V 2A out of the socket if required 2 Remove 1 battery fuse F3 250V 6 3A out of the socket if required 3 Replace a
20. 30 140 150 160 170 mmHg 10 6 11 9 13 3 14 6 15 9 default 17 2 18 6 19 9 21 2 22 6 kPa Neonatal 50 60 70 80 90 default 100 110 120 132 mmHg 6 6 7 9 9 3 10 6 11 9 default 13 3 14 6 15 9 17 5 kPa Overpressure protector Adult 280 mmHg N C 308 mmHg S F C Pediatric 220 mmHg Neonatal 154 mmHg Standards ANSI AAMI SP10 1992 A1 1996 IEC60601 2 30 1999 EN1060 1 1995 and EN1060 3 1997 Note Systolic and diastolic blood pressure measurements determined with this device are equivalent to those obtained by a trained observer using the cuff stethoscope auscultation method within the limits prescribed by the American National Standard Electronic or automated sphygmomanometers 8 ARGUS VCM Service Manual SCHILLER ARGUS VCM Specification SpO Pulse Rate Saturation Range 1 to 100 Low Perfusion 0 03 to 20 Temperature Printer Accuracy Without Motion Adults 70 to 100 2 digits 1 to 69 unspecified Without Motion Neonate 70 to 100 3 digits 1 to 69 unspecified Low Perfusion 70 to 100 2 digits 1 to 69 unspecified Pulse Rate Range 20 BPM to 300 BPM Accuracy Without Motion 20 BPM to 300 BPM 3 digits Low Perfusion 20 BPM to 300 BPM 3 digits Standards EN865 1997 1Neonate specifications are shown for neonate sensors with ARGUS VCM Saturation accuracy will vary by sensor type recommended by the manufacturer S
21. Art No 2 540041 Rev a IIIIIIIINNNN0 NNN Vital Compact Monitor T Service Handbook www schiller ch The Art of Diagnostics SCHILLER Contents Figures Tables Notice This document contains proprietary information that is protected by copyright All Rights Reserved Reproduction adaptation or translation without prior written permission is prohibited except as allowed under the copyright laws Warranty The information contained in this document is subject to change without notice Schiller makes no warranty of any kind with regard to this material including but not limited to the implied warranties or merchantability and fitness for a particular purpose Schiller shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material Revision History The documentation part number and revision number indicate its current edition The revision number changes when a new edition is printed in accordance with the revision history of the documentation Minor corrections and updates which are incorporated at reprint do not cause the revision number to change The document part number changes when extensive technical changes are incorporated ARGUS VCM Service Manual D Contents Introduction Manual Overview eeeeeeeeeeeeeenneenennnen enemies entrer ertet ee Related Documents ese
22. CB or module refer to Disassembly Guide 1 No displays blank on SpO2 display 1 1 Replace SpO2 module 1 2 If problem persists replace Main BD 2 Dashes are displaying on SpO2 display but no data measured 2 1 Verify that red LED of SpO2 sensor is on If not replace the SpO2 sensor 2 2 Ensure that the LED intensity increases when opening the SpO2 sensor 2 3 If problem persists replace SpO2 module 3 Error code E49 displays 3 1 Replace SpO2 module Temperature Performance The followings are symptoms and recommended actions to address problems with temperature operational performance If the action requires replacement of a PCB or module refer to Disassembly Guide 1 No displays blank on Temperature display 1 1 Check the connection of 5 pin wire between Temperature PCB and Main BD 1 2 Replace Temperature PCB if problem persists 1 3 Replace Temperature module if problem still persists 1 4 If problem persists after Temperature module replaced replace Main BD 2 Dashes are displaying on Temperature display but no data measured 2 1 Use another temperature probe 2 2 Check the connection of 5 pin wire between Temperature PCB and Main BD 2 3 Replace Temperature PCB if problem persists 2 4 Replace Temperature module if problem still persists 3 Error codes E63 and or E64 often display s 3 1 Use another temperature probe 3 2 Replace Temperature module if problem persists 4 Error
23. Cuff Durable Neonatal 5cm NIBP Hose Adult 8 feet NIBP Hose Neonatal 6 feet NIBP Rigid PVC Vessel 9cm diameter NIBP Rigid PVC Vessel 5cm diameter SpO2 Sensor Extension Cable DOC 10 Temperature Probe Oral Probe NIBP Simulator Bio Tek BP Pump 2 or Equivalent SpO2 Simulator NELLCOR SRC MAX Temperature Simulator WelchAllyn 9600 Calibration Tester Safety Analyzer METRON QA 90 or Equivalent Stopwatch Manual or electronic ARGUS VCM Service Manual 13 SCHILLER Performance Verification ARGUS VCM Performance Tests Power The battery charge and battery performance test should be performed before the monitor repairs whenever the battery is suspected as being a source of the problems All other tests may be used following repairs or during routine maintenance if required by your local institution Before performing the battery performance test ensure that the battery is fully charged This section is written using factory defaults set as power up If your institution has preconfigured custom defaults those values will be displayed Connect the monitor to AC power source using proper power cord Verify Charging AC in indicator is lit or flashing Press Power button over 1 second and then verify that the monitor is turned on After the monitor operates in normal mode disconnect the power cord Verify Battery indicator is lit instead of Charging AC in indicato
24. Current Values Mains Voltage on Applied Part sees 23 Ta ble 6 Lest Lead Combinations loeo ete ui bte EUER IEEE MEQUE DENT ret HEY REMISE SEE TO FRENTE ree PN DEVE 24 Table 7 Allowable Leakage Current we 24 Table 8 Factory Default Settings for ARGUS VCM 428 Table 9 Required Equipments for Firmware download inv OO Lable 10 Technical Error Codes ucro ttt ter RING FTD CY RE RH Ova Pe veo ud Y Cop rV E 42 Tuble11 Part Descriptions Monitor Assembly re p pr RETE RI EXER REFERRE NESS E aS AE RE CL RR REA 46 Table 12 Part Descriptions Front Case Assembly esee esee eene nnne nennen nnne nennen nennen tnmen enne enne 47 Table 13 Part Descriptions Main BD SpO2 FND Modules Assembly esent 48 Table 14 Part Descriptions Overlay NIBP Cuff Hose Connector sav 49 Table 15 Part Descriptions Battery SMPS Assembly Table 16 Part Descriptions NIBP Module Assembly EN Table 17 Part Descriptions Printer Assembly en tide va n huie cn Pte re ERR ENT Hd e EST LUI Ee XEEDNER HY EE epudus 52 Table 18 Part Descriptions Speaker Handle etc Assembly eese esee eterne trennen etre tenens 53 Table 19 Part Descriptions Temperature Module Assembly esee entrent trennen nennen trenes 54 Table 20 Part Descriptions Temperature Case Assembly eese eee enne nennen trennen ener enne
25. OXIMAX sensor s red LED to accurately measure SpO2 During the monitoring the instrument s software selects coefficients that are appropriate for the wavelength of that individual sensor s red LED these coefficients are then used to determine SpO2 Additionally to compensate for differences in tissue thickness the light intensity of the sensor s LEDs is adjusted automatically Measured versus Calculated Saturation 68 The measured SpO2 value from an oximeter may differ from the saturation value that is calculated from a blood gas partial pressure of oxygen PO2 This usually occurs because the calculated saturation was not appropriately corrected for the effects of variables that shift the relationship between PO2 and saturation pH temperature partial pressure of carbon dioxide PCO 2 2 3 DPG and fetal hemoglobin ARGUS VCM Service Manual SCHILLER ARGUS VCM System Processing Description PCO2 2 3 DPG __ 4 pH 100 Temperature Fetal Hb pH 4 1 Temperature PCO2 2 3 DPG Saturation a e 50 100 PO2 mmHg Oxyhemoglobin Dissociation Curve Functional versus Fractional Saturation This monitor measures functional saturation oxygenated hemoglobin expressed as a percentage of the hemoglobin that can transport oxygen It does not detect significant amounts of dysfunctional hemoglobin such as carboxyhemoglobin or methemoglobin In contrast hemoximeters such as the IL482 repor
26. S VCM Perform test as recommended by analyzer operating instructions ND gi pgo Repeat test for SpO2 and temperature patient connections if those options configured using appropriate test cables Note Patient leakage current is measured with normal and reverse mains polarity For each condition the measured leakage current must not exceed that indicated in Table 5 Table 5 Patient Leakage Current Values Mains Voltage on Applied Part Test Condition Allowable Leakage Current microamps Normal polarity SFC 5000 Reverse polarity SFCRM 5000 Patient Auxiliary Current This test measures patient auxiliary current in accordance with IEC60601 1 clause 19 for Class I type BF equipment The applied voltage for IEC60601 1 the voltage is 264 volts 50 to 60 Hz Patient auxiliary current is measured between each test cable for all possible connections Note Keep the patient test cable length as short as possible during the leakage test Note This test requires the same test cables for each patient connector as described in Patient Leakage Current ARGUS VCM Service Manual 23 SCHILLER Performance Verification 24 N W operating instructions ARGUS VCM Configure the electrical safety analyzer as recommended by the electrical analyzer s Connect monitor s AC mains power cord to the electrical analyzer as recommended by the electrical analyzer s operating instru
27. SFC OE 500 Normal Condition RM NCRM 100 SFC Open Supply RM SFC OSRM 500 SRC Open Earch RM SFC OERM 500 ARGUS VCM Service Manual SCHILLER ARGUS VCM Performance Verification Patient Leakage Current Mains Voltage on the Applied Part A A WARNING AC mains voltage will be present on the applied part terminals during this test Exercise caution to avoid electrical shock hazard WARNING Do not touch the patient leads clips or the simulator parts connected to patient leads during this test as an electrical shock will occur This test measures patient leakage current in accordance with IEC60601 1 clause 19 for Class I type BF equipment In this test 110 of mains voltage is applied between each patient connection and earth power ground Patient leakage current is then measured from any individual patient connection to earth Note Keep the patient test cable length as short as possible during the leakage test Note This test requires the same test cables for each patient connector as described above Patient Leakage Current Configure electrical safety analyzer as recommended by analyzer operating instructions N Connect the monitor s AC mains power cord to analyzer as recommended by analyzer operating instructions Apply NIBP cuff wrapped tightly around an appropriate metal cylinder Connect a test cable between the cylinder and an input connector on analyzer Turn on ARGU
28. arging AC in indicator is lit or flashing as a power cord is connected 1 3 Check fuses F1 F2 and F3 located on SMPS If blown replace fuses 1 4 Check the connection of 8 pin wire between Main BD and SMPS 1 5 Check the connection of 5 pin wire between Battery and SMPS 2 When AC power cord is connected to ARGUS VCM Charging AC in indicator on the front panel is not lit 2 1 Check fuses F1 F2 and F3 located on SMPS If blown replace fuses 2 2 Replace 8 pin wire connected between Main BD and SMPS 2 3 Replace Main BD if problem persists 2 4 Replace SMPS if problem persists after Main BD replaced 2 5 Replace FND module if problem still persists 3 ARGUS VCM fails to power up when Power button is pressed 3 1 Check on action 1 2 to 1 5 3 2 Download Firmware see Firmware download section 3 3 Replace 8 pin wire of Main BD connected to SMPS if problem persists 3 4 Replace Main BD if problem persists 3 5 Replace Rubber button 3 6 Replace SMPS if problem persists 4 ARGUS VCM is operating on AC main but not operating on Battery 4 1 Check on action 1 2 to 1 5 4 2 The battery may be discharged To recharge the battery connect a power cord to AC mains over 12 hours refer to Battery charge in Performance Verification section Note The monitor may be used with a less than fully charged battery but with a corresponding decrease in operating time from that charge The battery may be defective 4 3 Repla
29. ce Battery if problem persists after fully charged 4 4 Replace SMPS if problem persists after Battery replaced ARGUS VCM Service Manual SCHILLER ARGUS VCM Troubleshooting Display Sound The followings are symptoms of problems relating to non functioning displays and recommended actions If the action requires replacement of a PCB assembly or module refer to Disassembly Guide 1 Display is totally black no data is visible after system powers up 1 1 Replace Main BD 1 2 Replace FND module 2 Not all display segments light during POST 2 1 Verify that Main BD connector is properly connected to FND module 2 2 Replace FND module if problem persists 2 3 If problem persists replace Main BD after FND module replaced 3 Values are erratically displayed after system powers up 3 1 Verify that Main BD connector is properly connected to FND module 3 2 Replace FND module if problem persists 3 3 If problem persists replace Main BD after FND module replaced 4 No visual alarm displayed during alarm condition 4 1 Ensure that alarm limits are properly set 4 2 Ensure that patient type is correctly set 4 3 Ensure that patient measurement cables are properly connected and placed 4 4 Replace Main BD if problem persists 4 5 Replace acquisition modules NIBP SpO2 or Temperature if problem persists The followings are symptoms of problems and recommended actions relating to sound If the action requires replaceme
30. chiller Refer to parts by the part names and part numbers ARGUS VCM Service Manual 57 SCHILLER Spare Parts ARGUS VCM Parts List Schiller Technical Service provides technical assistance information and replacement parts To obtain replacement parts contact Schiller Refer to parts by part numbers and part names Figure 28 ARGUS VCM Exploded View Spare Parts 58 ARGUS VCM Service Manual SCHILLER ARGUS VCM Spare Parts Table 21 ARGUS VCM Parts List No Part Code Item Cases 1 T0024 0 Front case 2 T0025 0 SpO2 connector box 3 T0026 0 Rear case 4 T0027 0 Handle 5 T0029 0 SMPS holder 6 T0030 0 Temperature case 7 T0031 0 Temperature probe holder Structure Components 8 T8005 0 Front overlay NST 8 T8006 0 Front overlay NSTP 8 T8007 0 Front overlay NS 8 T8008 0 Front overlay NSP 8 T8009 0 Front overlay NT 8 T8010 0 Front overlay NTP 8 T8011 0 Front overlay N 8 T8012 0 Front overlay NP 9 T1000 0 Rubber button vertical 10 T1001 0 Rubber button horizontal 11 T4104 0 NIBP cuff hose connector 12 T1005 0 Rubber foot circular 13 T1006 0 Rubber foot oval 14 T1007 0 Temperature connector cover 15 T4107 0 Battery cover 16 T4003 0 GND terminal 17 T4108 0 GND bracket Electrical Components 18 P1028 0 Main BD 19 P1029 0 Temperature BD 20 M2010 0 SMPS 21 M4019 0 FND m
31. connection to earth power ground 1 N N Configure the electrical safety analyzer as recommended by the analyzer operating instructions Connect the monitor s AC mains power cord to the analyzer as recommended by the analyzer operating instructions Apply NIBP cuff wrapped tightly around an appropriate metal cylinder Connect a test cable between the cylinder and an input connector on analyzer Turn on ARGUS VCM Perform the patient leakage current test as recommended by the analyzer operating instructions Repeat the patient leakage current test for SpO2 and temperature patient connections if those options configured using the appropriate test cables Note Patient leakage current is measured under various conditions of the AC mains and protective earth conductor For each condition the measured leakage current must not exceed that indicated in Table 4 Note This test requires a test cable for each patient connector Test cables for NIBP SpO2 and temperature can be configured in a similar manner by wrapping each sensor end individually with aluminum foil filled with conductive gel only enough gel to ensure conductivity Attach a wire to the foil that is connected to a test lead from the electrical safety analyzer Table 4 Patient Leakage Current Values Test Condition Allowable Leakage Current microamps Normal Condiction NC 100 SFC Open Supply OS 500 SFC Open Earch
32. ctions on the electrical analyzer 4 Turn on ARGUS VCM Connect the patient test lead combination in table 6 to the appropriate input connector 5 Perform patient auxiliary current test per table 7 as recommended by electrical oO analyzer s operating instructions Repeat the patient auxiliary current test for each test lead combination as listed in Table 7 and measure each patient auxiliary current Table 6 Test Lead Combinations First Test Lead Second Test Lead Temperature probe NIBP cuff Temperature probe SpO2 sensor NIBP cuff SpO2 sensor Table 7 Allowable Leakage Current Test Condition Allowable Leakage Current microamps Normal Condiction NC 100 SFC Open Supply OS 500 SFC Open Earch SFC OE 500 Normal Condition RM NCRM 100 SFC Open Supply RM SFC OSRM 500 SRC Open Earch RM SFC OERM 500 ARGUS VCM Service Manual Service Mode and Demo Mode Introduction Service Mode Demo Mode Introduction This section describes Service mode that allows authorized personnel to review check system version battery voltage level NIBP inflation cycle total system runtime factory default reset night panel NIBP calibration NIBP pressure test and sound calibration in order to obtain service related information about the monitor Also this section explains how to demonstrate the monitor Demo mode Service Mo
33. de Follow the procedure below to enter Service mode 1 With the monitor powered off press Power button and NIBP start stop button simultaneously 2 System version displays on the monitor 3 Press Mode button to select a mode item System Version The revision level of the system software displays system software version NIBP module version SpO2 module version and Temperature module version PS SYS System version EIE liri m ELUL i e I PIA min I Maig LLL spo MAP i E 11 Iri UU UE Se HEr 5 IL Temperature module version NIBP module version SpO2 module version Figure 5 System Version ARGUS VCM Service Manual 25 26 SCHILLER Service Mode and Demo Mode ARGUS VCM Battery Voltage Level Current battery voltage level is displayed unit of voltage V j i DIA min r LIL spo MAP bAt EEr Figure 6 Battery Voltage Level NIBP Inflation Cycle The number of NIBP inflation cycles operated is displayed Note The values of NIBP inflation cycle may not be reset but it will be reset to zero when a new Main PCB assembly is installed DIA min SpO2 INT r1 va L qz
34. e eene ennt Description of the ARGUS VCM monitor seeee Specifications Physical eie te ir erste etr ts Electrical sire Ie Pi rte tedio eren Environmental r unte ee Do e EM Measurement Parameters essere oeil Routine Maintenance CIETIE eerie teta deste tnter eng a UR venie e vosovesd coseessvineress Periodic Safety and Functional Checks Functional Checks eese nennen Batteries esee nea ninm Environmental Protection ccccccccsssecssscessecssecesseecsseceseeecsseeeses Performance Verification Introduction eese enne E e enne enne nnne entretenir enne Equipment Needed reete teretes Performance Tests cccccccccssscssssccssecesssecssccesseecseecessecesecnseeeesecee spudydMI c Service Mode and Demo Mode Introduction 1 eclectic etu eee aa ea rane eoe vo Eo aiek iSe r a Service ModE sises aeea eE e cepe ek cepa eive boe ee sE Demo Mode eese nennen enne enter st er tens ient aa Firmware download Introductio n einsect e tierce to eet Ce bote oer eee eue Cep eene ss Equipment Needed 5 ertt terrens How to Download nte tetro eter trois e Troubleshooting Introduction cccceccccssccssscecssecssseceecesseecsseceseeecsecesecesseceseeeensecees How to Use This Section cccccccssccsssccessecesscecscecssseeeseecseeeeseeees Who Should Perform Repairs
35. er button and Alarm silence button simultaneously Service Mode and Demo Mode 2 The monitor is now set to Demo mode and demonstrates a typical the monitoring display Note No setting changes allowed Note Only beep tones may be off or on by pressing Up Down selection buttons Alarm silence button can be accessed in order to demonstrate Alarm silence indicator illuminated Tor IC ITI ILLI Pm DA 243 Ll l VP Fi LILI OLI sso Figure 14 Demo Mode Display ARGUS VCM Service Manual 31 Service Mode and Demo Mode This page is intentionally left blank 32 ARGUS VCM Service Manual SCHILLER ARGUS VCM Firmware download Introduction Equipment Needed How to Download Introduction This section is for the purpose of reloading Firmware software into the monitor when the possibility of corrupted Firmware exists or updating Firmware with a new system revision system device version Call Schiller Technical Service Department for the latest version of Firmware and utility required Equipment Needed Table 9 lists the equipment required for Firmware download Table 9 Required Equipments for Firmware download Equipment Description Firmware Downloading Cable 9 pin Serial Cable use only Mediana provided Firmware Downloading Software Rabbit Field Utility Personal Compute
36. es running between cases disconnect SMPS wire NIBP cable Printer wire Speaker wire Serial wire and NIBP hose ARGUS VCM Service Manual SCHILLER ARGUS VCM Disassembly Guide Front Case Disassembly A This section describes the items that may be removed on the front case assembly Figure 18 Front Case Disassembly Table 12 Part Descriptions Front Case Assembly Part Codes Descriptions Oty T0024 0 Front case 1 T1000 0 Rubber button vertical 1 T1001 0 Rubber button horizontal 1 Main BD ass y 1 S8007 0 Screw 3 x 6 3 A1 Main BD disassembly 1 Remove the marked 3 point screw 58007 0 on the Main BD 2 Separate Main BD from the front case assembly A1 1 Rubber Button disassembly 1 After step A1 remove 2 rubber buttons T1000 0 T1001 0 from Main BD ARGUS VCM Service Manual 47 SCHILLER Disassembly Guide ARGUS VCM 48 Figure 19 Main BD SpO2 FND modules Disassembly Table 13 Part Descriptions Main BD SpO FND Modules Assembly Part Codes Descriptions Oty M4019 0 FND module 1 T0025 0 SpO2 connector box 1 P1028 0 Main BD 1 M0001 0 SpO2 module 1 58007 0 Screw 3x 6 8 58010 0 Screw 2 5 x 6 flat head 2 A1 2 SpO2 module disassembly 1 After step A1 remove 3 screws S8007 0 holding SpO2 module 2 Remove SpO2 module A1 3 END module disassembly 1 After step A1
37. f 75 and pulse rate of 60 bpm O1 The monitor will sound an audible alarm display an SpO2 of 75 2 digits flashing display a pulse rate of 60 3 bpm display Pulse amplitude indicator 6 Disconnect the pulse oximetry cable from the monitor 7 Verify that the monitor displays an error code E42 and sounds audible alarm ARGUS VCM Service Manual 19 SCHILLER Performance Verification ARGUS VCM Temperature Operation 20 If Temperature option installed the following test procedures will verify temperature performance Dn oF WN HG N Connect the monitor to an AC power source Press Power button to turn the monitor on Connect temperature probe to the temperature connector of the monitor Set Temperature tester to 96 4 F Press the mode button setting mode to select F M monitored mode Insert the temperature probe into of Temperature tester when Ready indicator of the test is on After 3 minutes verify that the monitor displays 96 1 F 96 7 F Measurement accuracy 0 2 F Temperature tester accuracy 0 1 F 8 Return the probe into the probe holder 9 Verify that Temperature display indicates ARGUS VCM Service Manual SCHILLER ARGUS VCM Performance Verification Safety Tests ARGUS VCM safety tests meet the standards of and are performed in accordance with IEC60601 1 Clause 19 Second Edition 1988 Amendment 1 1991 11 Amendmen
38. he systolic diastolic and MAP the Deltas of all measurements shall be met under 5mmHg of mean difference MD and 8mmHg of standard deviation SD Delta Intra arterial or Auscultatory Automated sphygmomanometer SYSTOLIC PRESSURE Mean difference MD 0 mmHg 20 Standard deviation SD 6 mmHg mean 2 SD mean 5 10 e 5 mean 2 SD 15 Difference between test and reference methods mmHg o a 100 120 140 160 180 200 Average of test and reference methods mmHg EXAMPLE Agreement between test and reference methods for systolic pressure Hypothetical data ARGUS VCM Service Manual 67 SCHILLER System Processing Description ARGUS VCM SpO Processing Overview Pulse oximetry works by applying a sensor to a pulsating arteriolar vascular bed The sensor contains a dual light source and photodetector Bone tissue pigmentation and venous vessels normally absorb a constant amount of light over time The arteriolar bed normally pulsates and absorbs variable amounts of light during systole and diastole as blood volume increases and decreases The ratio of light absorbed at systole and diastole is translated into an oxygen saturation measurement 5pO2 Because a measurement of SpO2 is dependent upon light from the sensor excessive ambient light can interfere with this measurement Pulse oximetry is based on two principles that oxyhemoglobin and deoxyhemoglobin diffe
39. ied part terminals Exercise caution to avoid electrical shock hazard WARNING Do not place ARGUS VCM into operation after repair or maintenance until Performance Safety Tests and NIBP Calibration listed in this service manual have been performed Failure of these tests could result in erroneous readings ARGUS VCM Service Manual 1 Introduction Cautions 9 9 9 SCHILLER ARGUS VCM Cautions are identified by the Caution symbol shown above Cautions alert the user to exercise care necessary for the safe and effective use of ARGUS VCM monitor CAUTION Observe ESD electrostatic discharge precautions when working within the unit and or when disassembling and reassembling ARGUS VCM monitor and when handling any of the components of ARGUS VCM monitor CAUTION When reassembling ARGUS VCM over tightening could strip out the screw holes in the cases rendering it unusable CAUTION If any problem with ARGUS VCM built in an optional printer check a printer s door is closed well Operating error may be caused if the cover is not closed correctly CAUTION If internal battery cable has been disconnected pay particular attention to polarity of the cable before reattaching If battery cable polarity is reversed it is likely that circuit damage will occur CAUTION Ferrite Cores are used for electromagnetic compatibility Please do not remove Ferrite Cores while disassembling or reassembling otherwise the
40. ill verify printer performance 1 2 3 4 5 6 7 8 9 Connect the monitor to an AC power source Press Power button to turn the monitor on Connect all necessary simulators to the monitor Press Printer button when the monitor displays the measurements Verify the measurement values are printed out correctly Press the mode button over 3 seconds configuration mode to select Stream print Kink NIBP cuff hose connector of the monitor and then press NIBP start stop button Verify that the monitor E23 displays and also prints out Open the printer door and then press Print button 10 Verify that the monitor sounds invalid button tone Perform the following procedure to test the flash memory m Connect the monitor to an AC power source 2 Press Power button to turn the monitor on 3 Change alarm limits and other settings o NOAOA A 1 1 1 1 Temperature mode CM Alarm Limit SYS HI 160 Alarm Limit DIA LO 15 Alarm Limit PR HI 180 Alarm Limit SpO2 LO 85 Kink NIBP cuff hose connector of the monitor to generate an error E23 Turn the monitor off Press Power button to turn the monitor on again Verify that previously changed alarm limits and settings are saved displayed Press Review button Verify that E23 event is saved displayed Turn the monitor off 0 Press Power button amp NIBP start stop button simultaneously to enter Service
41. illuminates with each pulse beat The number of segments illuminated indicates the relative signal strength of the pulse beat Indicators are also located on the front panel display Indicators are illuminated indicating a function that is active Functions indicated by the Indicators are AC battery status alarm silence patient type NIBP amp temperature unit and print mode Sound Driver Sound frequency generated from Main MCU is transferred to output to the Speaker via LM386 audio amplifier The gain of this amplifier changes sound level of volume as a resistor is adjusted NIBP Patient block NIBP patient block measures NIBP data interfaced with WelchAllyn NIBP module POEM More information about NIBP measurement theory is specified in NIBP Processing SpO2 Patient block SpO2 patient block measures oxygen saturation data and pulse rate interfaced with Nellcor Oximetry module MP 506 More information about Oximetry theory is specified in SpO2 Processing Temperature Patient block Temperature patient block measures Temperature data interfaced with WelchAllyn Temperature module SureTemp More information about Temperature measurement theory is specified in Temperature Processing ARGUS VCM Service Manual 65 SCHILLER System Processing Description ARGUS VCM NIBP Processing Overview The oscillometric technique does not use Korotkoff sounds to determine blood pressure The oscillometric technique monitors the changes in cuff p
42. itor are described in the operator s manual and in the Specification section of this manual Figure 1 and 2 identify the displays controls indicators and symbols of the front and rear panels 28 27 26 25 1 2 3 4 5 6 7 8 91011 1213 14 15 161718 1920 1 Blood Pressure Unit Indicators 15 SpO2 Display 2 Systolic Blood Pressure Display 16 Mode Button 3 Patient Type Indicators 17 Pulse Amplitude Indicator 4 Diastolic Blood Pressure Display 18 Alarm Silence Indicator 5 Pulse Rate Display 19 Up Down Selection Button 6 MAP Mean Arterial Pressure Display 20 Alarm Silence Button 7 Print Setting Indicators 21 BP start stop button 8 Print Button 22 Temperature Unit Mode Indicators 9 Alarm Button 23 Temperature Display 10 Auto Indicator 24 Power Button 11 Auto Cycle Display 25 Battery Indicator 12 Auto Button 26 Charging AC in Indicator 13 Pulse Tone Alarm Volume Setting Indicators 27 Time Display 14 Review Button 28 Review Indicator Figure 1 ARGUS VCM Front Panel 4 ARGUS VCM Service Manual SCHILLER ARGUS VCM Introduction I E E E i i s IT AC IN 100 240V 50 60 Hz 28 38VA 3 4 5 6 1 Handle 4 Equipotential Ground 2 Air Ventilator 5 Battery Cover Replacement 3 AC Power Connector 6 RS 232 Data Interface Figure 2 ARGUS VCM Rear Panel ARGUS VCM Service Manual 5 SCHILLER Introduction ARGUS VCM 1 Printer 3 NIBP hose connector
43. low battery condition Verify that high priority alarm occurs 5 seconds before the monitor automatically shuts down 7 If the monitor passes this test immediately recharge battery ARGUS VCM Service Manual SCHILLER ARGUS VCM Performance Verification Power On Self Test 1 Connect the monitor to AC power source and verify Charging AC in indicator is lit 2 Observe the monitor front panel With the monitor off press Power button The monitor must perform the following sequence a All FNDs and indicators are illuminated b Power on beeps sounds consecutively c Upon successful completion of power on self test the display will enter the normal mode Note Power on self test takes approximately 7 seconds to complete Note If an error code is displayed please refer to Troubleshooting section General Operation Tests Alarms and Alarm Silence 1 Connect the monitor to an AC power source 2 Press the monitor Power button to turn the monitor on 3 Connect NIBP simulator to the monitor 4 Set NIBP simulator as follows Systolic of 120mmHg Diastolic of 80mmHg and pulse rate of 150 bpm 5 Press NIBP start stop button 6 Verify following the monitor reaction after measurement completes a The monitor displays NIBP and pulse rate as specified by the simulator b Audible alarm sounds and Pulse rate display flashes indicating the parameter has violated default alarm limits 7 Press Alarm silence button on the f
44. mode 1 Set DEFAULT RESET to YES The monitor will return to the factory defaults 2 Turn the monitor off 3 Press Power button to turn the monitor on again 14 Verify that alarm limits and settings of the monitor are set to the factory defaults 1 Refer to Table 8 Factory defaults 5 Press Review button Verify invalid button tone sounds and all events of trend data has been removed ARGUS VCM Service Manual 17 SCHILLER Performance Verification ARGUS VCM Measurement Parameter Operation Tests Pneumatic System Operation 18 These tests verify the functionality of ARGUS VCM pneumatic system AO BE OO Place the neonatal cuff with a rigid PVC vessel 5cm diameter Connect the cuff to NIBP cuff hose connector via the neonatal hose Connect the monitor to an AC power source and then press Power button to turn the monitor on Press NIBP start stop button Verify that Systolic blood pressure display indicates an error code E23 and an audible alarm sounds Press the mode button setting mode to change Patient type to Neonatal Return to the monitoring screen 6 Press NIBP start stop button Verify that the monitor inflates 7 Press NIBP start stop button Verify that the monitor deflates 8 Place the adult cuff with a rigid PVC vessel 9cm diameter Connect the cuff to NIBP 9 cuff hose connector via the adult hose Press NIBP start stop button 10 Verify that Sy
45. monitor can be affected by electromagnetic interference and measure inaccurate data to be displayed or stored ARGUS VCM Service Manual SCHILLER ARGUS VCM Introduction Manual Overview This manual contains information for servicing ARGUS VCM monitor The monitor subsequently referred to as ARGUS VCM throughout this manual Only qualified service personnel should service this product Before servicing ARGUS VCM read the operator s manual carefully for a thorough understanding of safe operation Read and understand all safety warnings and service notes printed in this service manual and the operator s manual This manual contains information about ARGUS VCM monitor ARGUS VCM monitor includes the following configuration Config Features Config Features N Standard NIBP Pulse Rate NP Standard Printer NS Standard SpO2 NSP Standard SpO2 Printer NT Standard Temperature NTP Standard Temperature Printer NST Standard SpO2 Temperature NSTP Standard SpO2 Temperature Printer All information in this manual including the illustrations is based on the monitor configured with Temperature SpO2 and Printer options If your monitor lacks any of these options some information in this manual does not apply Related Documents To perform test and troubleshooting procedures and to understand the principles of operation and circuit analysis sections of this manual you must know how to operate the mo
46. move 1 screw S8002 0 located on the right top of SMPS 2 Remove a nut holding GND bracket with 10mm box wrench 3 Pull out SMPS and then separate SMPS holder from SMPS 50 ARGUS VCM Service Manual SCHILLER ARGUS VCM Disassembly Guide Figure 22 Rear Case Disassembly NIBP module Table 16 Part Descriptions NIBP Module Assembly Part Codes Descriptions Oty M0005 0 NIBP module 1 58007 0 Screw 3 x 6 4 58070 0 Screw 3 x 8 flat head 2 58097 0 Nut M3 2 B3 NIBP module disassembly 1 Remove NIBP pump harness from the connector 2 Remove 4 screws 58007 0 holding NIBP module 3 Remove NIBP module 4 Remove 2 screws 58070 0 and 2 nuts S8097 0 fastening NIBP pump 5 Remove NIBP pump ARGUS VCM Service Manual 51 32 SCHILLER Disassembly Guide ARGUS VCM v Figure 23 Rear Case Disassembly Printer Table 17 Part Descriptions Printer Assembly Part Codes Descriptions Oty MA020 0 Printer 1 58090 0 Screw 3x 8 3 1 58093 0 Screw 3 x 25 0 2 refers to the number of required screws if a print option is not installed in B4 Printer disassembly 1 Remove 1 screw S8090 0 holding on the right top of Printer 2 Remove 2 screws 58090 0 on the front side of Printer f no print option in remove 2 screws 58093 0 on the front side of Printer 3 Open Printer door 4 Pull ou
47. n artifacts and other artifact created by pressure valve technical errors of electrical components and the origin error of oscillometric method The origin error of oscillometric comes from the basic theory of that the MAP is determined by the pulse Therefore there might be an error of the time between two pulses In another words the greatest amplitude point of pulses could not represent the MAP point exactly ARGUS VCM Service Manual SCHILLER ARGUS VCM System Processing Description On clinical trial perspective overall system accuracy is not easy to be determined The clinical trial test protocols have been tried and have been described in many treatises and international standards So there are many methods to determine the overall system accuracy of Automated Sphygmomanometer using the oscillometric method But there are no absolute test protocols to determine the overall system accuracy of the Automated Sphygmomanometer using oscillometric method Normally the Gold standards of Blood pressure for the reference are the intra arterial pressure and the auscultatory method The popular standard for the overall system accuracy is AAMI SP 10 1992 1996 Electronic or automated sphygmomanometers The main test conditions are as follow A Data comparing the Intra arterial or the auscultatory by the clinical experts with the automated sphygmomanometer B For data collection and the data analysis Bland Altman Plot is used C On t
48. new fuse s 4 Reassembly the monitor Battery Replacement This section describes the steps to remove the battery from ARGUS VCM for replacement without disassembling the main case of the monitor B1 Battery disassembly 5 Remove 4 small flat head screws S8094 0 fastening Battery cover 6 Remove Battery cover 7 Remove Battery carefully from the monitor 8 Disconnect the wire between 2 Battery terminals Figure 16 Battery Disassembly ARGUS VCM Service Manual 45 SCHILLER Disassembly Guide ARGUS VCM Monitor Disassembly 46 This section describes the steps to separate the front and rear case assemblies Figure 17 Monitor Disassembly Table 11 Part Descriptions Monitor Assembly Part Codes Descriptions Oty Front case assembly A 1 Rear case assembly B 1 Temperature case assembly C 1 58071 0 Screw 3 x 8 tapping 2 58070 0 Screw 3 x 8 flat head 3 8091 0 Screw 3 x 12 3 8092 0 Screw 3 x 16 2 Before the steps A B and C 1 If Temperature option installed remove 2 tapping screws 58071 0 on the rear of the temperature case 2 Disconnect Temperature wire to separate the temperature case from the rear case 3 Remove 3 flat head screws S8070 0 on the bottom of the monitor 4 Remove 5 screws 58091 0 S8092 0 on the rear case 5 Separate the front case from the rear case 6 Carefully disconnect all cabl
49. nitor Refer to ARGUS VCM operator s manual To understand the various blood pressure cuffs SpO2 sensors and temperature probes that work with the monitor refer to the individual directions for use that accompany these accessories Description of the ARGUS VCM monitor The purpose and function of Schiller ARGUS VCM monitor is to monitor noninvasive blood pressure systolic diastolic and mean arterial pressures functional arterial oxygen saturation pulse rate and temperature for adult pediatric and neonate patients in all hospital areas and hospital type facilities It may be used during hospital transport and in mobile land based environments such as ambulances within the specification of the environmental characteristics Monitor users should be skilled at the level of qualified health care professionals such as a technician doctor nurse or medical specialist Note Hospital use typically covers such areas as general care floors operating rooms special procedure areas intensive and critical care areas within the hospital plus hospital type facilities Hospital type facilities include physician office based facilities sleep labs skilled nursing facilities surgicenters and sub acutecenters Note Intra hospital transport includes transport of a patient within the hospital or hospital type facility ARGUS VCM Service Manual 3 SCHILLER Introduction ARGUS VCM The physical and operational characteristics of the mon
50. nt Parameters NIBP Pulse Rate Pulse Rate Range Adult Pediatric Neonatal 30 BPM to 220 BPM Pulse Rate Accuracy 3 BPM or 3 whichever is greater NIBP Non Invasive Blood Pressure Technique Oscillometric Measurement Measurement modes AUTO MANUAL and STAT AUTO Mode Automatic NIBP measurements at intervals of 1 2 3 4 5 10 15 30 45 60 90 120 and 240 minutes MANUAL Mode Single measurement initiated by NIBP Start Stop switch STAT Mode Series of consecutive measurements for 5 minutes NIBP pressure measurement range Systolic pressure range Adult 30 mmHg to 260 mmHg 3 9 kPa to 34 5 kPa Pediatric 30 mmHg to 160 mmHg 3 9 kPa to 21 2 kPa Neonatal 25 mmHg to 120 mmHg 3 3 kPa to 15 9 kPa Diastolic pressure range Adult 20 mmHg to 235 mmHg 2 6 kPa to 31 2 kPa Pediatric 15 mmHg to 130 mmHg 1 9 kPa to 17 2 kPa Neonatal 10 mmHg to 105 mmHg 1 3 kPa to 13 9 kPa Mean pressure range Adult 20 mmHg to 255 mmHg 2 6 kPa to 33 9 kPa Pediatric 15 mmHg to 140 mmHg 1 9 kPa to 18 6 kPa Neonatal 10 mmHg to 110 mmHg 1 3 kPa to 14 6 kPa Pressure Display Accuracy Meets ANSI AAMI SP10 1992 A1 1996 Cuff Pressure Range 0 to 300 mmHg 0 to 40 kPa Initial Cuff Inflation Adult 100 120 140 160 Default 180 200 220 240 270 mmHg 13 3 15 9 18 6 21 2 default 23 9 26 6 29 2 31 9 35 9 kPa Pediatric 80 90 100 110 120 default 1
51. nt of a PCB assembly or module refer to Disassembly Guide 1 Audible tones do not sound after system powers up 1 1 Verify that Speaker is working properly If necessary replace Speaker 1 2 Check the connection of 2 pin wire between Speaker and Main BD 1 3 If problem persists replace Main BD 2 Sound volume is too low to be heard 2 1 Check if a level of volume is set to minimum value Refer to page 30 31 in the operator s manual 2 2 Adjust the trim pot R117 on Main BD 2 3 If problem persists replace Main BD 3 Audible tones sound but a level of sound volume does not change even a level is set to 8 3 1 Adjust the trim pot R117 on Main BD 3 2 If problem persists replace Main BD ARGUS VCM Service Manual 37 SCHILLER Troubleshooting ARGUS VCM Buttons The following is a symptom of problems and recommended actions relating to buttons If the action requires replacement of a PCB assembly refer to Disassembly Guide 1 Buttons do not respond and or buttons are operating with pressed 1 1 Replace Rubber button on Main BD 1 2 If problem persists replace Main BD 2 Buttons do respond but no button tones when pressed 2 1 Ensure that Speaker is damaged to fail 2 2 Check the connection of 2 pin wire between Speaker and Main BD 2 3 Adjust the trim pot R117 on Main BD 2 4 If problem persists replace Main BD NIBP Performance 38 The followings are symptoms of problems and recommended action
52. nual 61 SCHILLER Packing For Shipment ARGUS VCM Repacking In a Different Carton 62 If the original carton is not available use the following procedure to pack ARGUS VCM N e BO Place the monitor in a plastic bag Locate a corrugated cardboard shipping carton with at least 200 pounds per square inch psi bursting strength Fill the bottom of the carton with at least 2 inches of packing material Place the bagged unit on the layer of packing material and fill the box completely with packing material Seal the carton with packing tape Label the carton with the shipping address return address and RGA number if applicable ARGUS VCM Service Manual System Processing Description System Overview NIBP Processing SpO2 Processing Temperature Processing System Overview System Block Diagram MAIN BOARD TEMPERATURE BOARD ee M l FT Button Interface ciated Rice a i I j Doc SpO Module I j a i Display Driver PC ES RT Patient Connector I Slave MCU DATA F I Main MCU Isolated Area Isolated Area i DC DC i DC DC I Temperature N AZ Pc J Temperature TAN DATA PC i Module DATA Connector DATA NOBIA RS232 Driver Patient E S lt PC Connector PC A 3 aL PC NurseCall Power Regulat l TT ower Regulators lt lt 3 3V 5V a Sound Driver
53. odule 22 M0005 0 NIBP module 23 M0001 0 SpO2 module 24 M0006 0 Temperature module 25 M4020 0 Printer 26 M6007 0 Lead acid battery 27 E9007 0 Speaker Harness W0107 0 SMPS wire 8 pin W0108 0 Battery wire 5 pin W0109 0 NIBP cable 24 pin ARGUS VCM Service Manual 59 SCHILLER Spare Parts ARGUS VCM No Part Code Item W0110 0 Serial wire 9 pin W0111 0 Temperature wire 5 pin W0112 0 Printer wire 6 pin Screws Spacers 58007 0 Screw 3x 6 58090 0 Screw 3x 8 58002 0 Screw 3 x 8 with washer 58091 0 Screw 3 x 12 58092 0 Screw 3 x 16 58093 0 Screw 3 x 25 58010 0 Screw 2 5 x 6 flat head 58070 0 Screw 3 x 8 flat head 58094 0 Screw 3 x 8 small flat head 58066 0 Screw W 3 x 5 tapping 58071 0 Screw 3 x 8 tapping 58096 0 Screw 3 x 25 tapping 58097 0 Nut M3 60 ARGUS VCM Service Manual Packing For Shipment General Instructions Returning the ARGUS VCM Repacking In Original Carton Repacking In a Different Carton General Instructions To ship the monitor for any reason follow the instructions in this section Pack the monitor carefully Failure to follow the instructions in this section may result in loss or damage not covered by the Schiller warranty If the original shipping carton is not available use another suitable carton North American customers may call Schiller
54. onitor clean and dry thoroughly before reuse Note If in doubt about the monitor safety refer the unit to qualified service personnel For surface cleaning follow your institution s procedures or e ARGUS VCM may be surface cleaned by using a soft cloth dampened with either a commercial or nonabrasive cleaner and lightly wiping the top bottom and front surfaces of the monitor lightly Periodic Safety and Functional Checks ARGUS VCM requires no routine service or calibration other than cleaning and battery maintenance The following performance verification tests may be used following repair or during routine maintenance if required by your local institution 1 Inspect the exterior of ARGUS VCM for damage 2 Inspect labels for legibility If the labels are not legible contact Schiller Technical Services Department 3 Verify that the unit performs properly as described in Performance Verification section 4 Perform the electrical safety tests detailed in Performance Verification section If the unit fails these electrical safety tests do not attempt to repair Contact Schiller Technical Services Department ARGUS VCM Service Manual 11 SCHILLER Routine Maintenance ARGUS VCM Functional Checks Batteries The following checks should be performed at least every 2 years by a qualified service technician 1 If the monitor has been visibly damaged or subjected to mechanical shock for example if dropped perform
55. ower cord from ARGUS VCM before attempting to open or disassemble ARGUS VCM CAUTION Observe ESD electrostatic discharge precautions when working within the unit Note Some spare parts have a business reply card attached When you receive these spare parts please fill out and return the card This section describes disassembly procedures detailed disassembly instructions and accompanied by illustrations Disassembly Sequence Flow Chart that is used to access replaceable parts of ARGUS VCM is illustrated in Figure 6 The boxes on the flow chart represent the various components or sub assemblies A complete listing of the available spare parts and part numbers is in Spare Parts section Follow the reverse sequence of the disassembly procedures for reassembly ARGUS VCM can be disassembled down to all major component parts including PCB assemblies acquisition modules FND module Printer SMPS Battery Speaker cables amp wires brackets amp cases The following tools are required small Phillips head screwdriver medium Phillips head screwdriver 5mm Box wrench 10mm Box wrench 0 35inch Spanner needle nose pliers ARGUS VCM Service Manual 43 SCHILLER Disassembly Guide ARGUS VCM ARGUS VCM A B Cc Front Case Rear Case Temperature Case A1 Main Board B1 Battery Cover C1 Temperature Board A1 1 B1 1 C1 1 Rubber Button Battery Sy Temperature Module A1 2 SpO2 Module B2 SMPS C
56. pecification applies to monitor performance and was validated with Biotek and Nellcor simulators Probe Type Thermistor probe Range 26 C to 43 C 80 F to 110 F Display Accuracy 0 1 C x0 2 F Measurement units G oF Measurement modes Predictive Monitored Predictive Mode One time measurement in a single temperature reading which is displayed at the end of the brief measurement period Monitored Mode Continuous measurement over an indefinite period Standards ASTM E1112 00 EN12470 3 Type Thermal Resolution 8 dots mm Printing speed 45 mm s Paper width 57 mm ARGUS VCM Service Manual 9 SCHILLER Specification ARGUS VCM Compliance Item Compliant with Classification Class I on AC power Internally powered on battery power Type of Type BF Applied part protection General Safety TEC60601 1 1998 A1 1991 A2 1995 General requirements for Safety and Essential Performance Alarms IEC60601 1 8 2001 Draft 10 Alarm systems requirements tests and guidances in medical electrical equipments systems Non invasive blood pressure AAMI SP10 1992 A1 1996 Electronic or Automated Sphygmomanometers EN1060 1 1995 Non invasive sphygmomanometers EN1060 3 1997 Supplementary requirements for electrical mechanical blood pressure measuring systems IEC60601 2 30 1999 Particular requirements for the Safety including essential
57. r ON oO m CO Ne Press Power button over 1 second and then verify that the monitor is turned off Battery Charge 1 Connect the monitor to AC power source using proper power cord the monitor is turned off 2 Verify Charging AC in indicator is lit or flashing Note If Charging AC in indicator is flashing the battery needs fully charging 3 Charge the battery fully until Charging AC in indicator is no more flashing It takes for at least 12 hours 4 To check for a full charge disconnect the power cord Press Power button and the NIBP start stop button simultaneously over 1 second to enter the Service mode Then select battery voltage level displayed 5 Verify that current battery voltage display in Service mode indicates 6 0V or greater Note The battery may require a complete charge discharge cycle to restore its normal capacity depending on its previous usage Battery Discharge 14 1 Disconnect the power cord from the monitor with fully charged battery N Turn on the monitor by pressing Power button over 1 second W Connect NIBP simulator to the monitor Set NIBP simulator SYS of 120mmHg DIA of 80mmHg PR of 80 bpm Set NIBP Auto interval of the monitor to 15 minutes A 5 After more than 2 hours of the monitor operating verify an audible alarm is sounding and the battery level of the monitor is under 5 4V 6 Allow the monitor to operate until it automatically powers down due to
58. r With Serial Port How to Download 1 Turn off the monitor 2 Connect Firmware downloading cable to the data interface port of the monitor 3 Connect the other side of Firmware downloading cable to a PC 4 Run RFU EXE Rabbit Field Utility on the PC 5 Choose Setup 6 Click on Communication 7 Check Use Serial Connection and Enable Processor Detection 8 Set Baud Rate to 115200 9 Select an appropriate COM Port that current Firmware downloading cable connected 10 Click OK 11 Press Power button to turn on the monitor 12 Verify that Network indicator is flashing 13 Choose File gt Load Flash Image 14 Use the browser to select a binary file e g 20040630_VER1 00_SCHILLER BIN 15 Click OK to start downloading ARGUS VCM Service Manual 33 34 SCHILLER Firmware download ARGUS VCM 16 After completion of downloading turn off the monitor 17 Disconnect Firmware downloading cable from the monitor and PC 18 Press Power button and NIBP start stop button simultaneously to enter Service mode of the monitor 19 Press Mode button to go to DEFAULT RESET 20 Select DEFAULT RESET YES to reset the monitor to factory defaults 21 Turn off the monitor 22 After a few seconds turn the monitor on 23 Perform the tests specified in Performance Verification section Note Only Mediana provided Firmware download cable must be used Otherwise Main BD may be damaged Note Software
59. r in their absorption of red and infrared light spectrophotometry and that the volume of arterial blood in tissue and hence light absorption by that blood changes during the pulse plethysmography The monitor determines SpO2 by passing red and infrared light into an arteriolar bed and measuring changes in light absorption during the pulsatile cycle Red and infrared low voltage light emitting diodes LED in the oximetry OX MAX sensor serve as light sources a photo diode serves as the photo detector Because oxyhemoglobin and deoxyhemoglobin differ in light absorption the amount of red and infrared light absorbed by blood is related to hemoglobin oxygen saturation To identify the oxygen saturation of arterial hemoglobin the monitor uses the pulsatile nature of arterial flow During systole a new pulse of arterial blood enters the vascular bed and blood volume and light absorption increase During diastole blood volume and light absorption reach their lowest point The monitor bases its SpO2 measurements on the difference between maximum and minimum absorption measurements at systole and diastole By doing so it focuses on light absorption by pulsatile arterial blood eliminating the effects of nonpulsatile absorbers such as tissue bone and venous blood Automatic Calibration Because light absorption by hemoglobin is wavelength dependent and because the mean wavelength of LEDs varies an oximeter must know the mean wavelength of the
60. rates an appropriate power rate Main MCU The Main MCU is the heart of the ARGUS VCM The MCU is a Rabbit 3000 Rabbit 3000 manages each modules to generate signal outputs from data received on the base of the internal algorithm The MCU controls sound generation button check and SMPS operation The Rabbit 3000 also communicates with NIBP Module SpO2 Module Temperature Module Printer Display driver and Personal Computer ARGUS VCM Service Manual SCHILLER ARGUS VCM System Processing Description Slave MCU Slave MCU is Toshiba TMP86PM47U Slave MCU is mainly used for display driver Slave MCU checks on Battery voltage level to transfer the level to Main MCU and also it controls SMPS function during Firmware downloading mode Button Interface 10 buttons including Power button interfaces Main board directly Button access controls the monitor functions including power on off operating mode transition alarm limit adjustment alarm silence function and etc Display Driver Front panel display provides visual patient data and monitor status At power up all indicators are illuminated to allow verification of their proper operation Display consists of FND Module FND module is integrated with Display Drive IC GM6486 FND module is able to display red amber and or green 7 segments display patient measurement data time and or values Pulse amplitude indicator displays in the format of 8 segments The pulse amplitude indicator
61. re Units Modes C F C M F M F Pulse Tone Volume 0 to8 4 Alarm Volume 1to8 4 Night Panel On Off Off Print Control Manual Stream Manual ARGUS VCM Service Manual SCHILLER ARGUS VCM Service Mode and Demo Mode Night Panel Night panel is used to adjust the light intensity of the display With Night Panel selected select YES using only Up selection button to degrade the light intensity between 21 00 to 06 00 select No using only Down selection button not to use this option DIA Wd IILI SpOz Figure 10 Night Panel NIBP Calibration NIBP Calibration is used to calibrate NIBP pneumatic pump With NIBP Calibration selected 1 Connect the NIBP adult hose to the monitor 2 Kink the distal end farthest from the monitor 3 Press Up selection button to start calibration 4 The monitor displays ING during the calibration 5 Wait for about 20 seconds to complete 6 Verify that Time display indicates one of digits from 040000 to 070000 after End message appears If fails refer to Troubleshooting section 7 Turn off the monitor 8 After a few seconds power on the monitor pon NS l DIA min Hr IILI spo C bP CAL P Figure 11 NIBP Calibration
62. re test 1 Connect the monitor to an AC power source and then press Power button to turn the monitor on 2 Press Mode button Set to Adult patient type and NIBP target pressure 270mmHg 3 Place the adult cuff with a rigid PVC vessel 9cm diameter Connect the cuff and the adult hose to NIBP simulator Then connect the adult hose to the monitor 4 Set NIBP simulator to Pressure relief or Overpressure test mode 5 Press NIBP start stop button of the monitor as simultaneously pressing start button of NIBP simulator NIBP simulator pressurizes the system until the monitor s over pressure relief system activates 6 Verify that peak point displayed on NIBP simulator point of protection pressure is within 300mmHg Also this point of protection pressure may be verified at the moment of the monitor s NIBP valve of relieved NIBP transducer accuracy test 1 Follow the procedure of NIBP air leakage test specified above 2 During the deflation of the cuff pressure verify that the difference is within x3mmHg between monitor s current pressure and simulator s current pressure Pulse Oximetry Operation If SpO2 option installed the following test procedures will verify SpO2 performance Connect the monitor to an AC power source N Turn on the monitor by pressing Power button C Connect SpO2 simulator to the pulse oximetry cable and connect the cable to the monitor IN Set SpO2 simulator as follows SpO2 o
63. remove 5 screws S8007 0 holding FND module 2 Remove FND module A2 SpO2 connector box disassembly 1 After step A1 remove 2 flat head screws S8010 0 2 Remove SpO2 connector box ARGUS VCM Service Manual SCHILLER ARGUS VCM Disassembly Guide Figure 20 Front Case Disassembly Overlay NIBP cuff hose connector Table 14 Part Descriptions Overlay NIBP Cuff Hose Connector Part Codes Descriptions Qty T0024 0 Front case 1 T8005 0 T8012 0 Front overlay 1 T4104 0 NIBP cuff hose connector 1 A3 Overlay disassembly 1 After step A1 push out Overlay from the inside of the front case to remove 2 Remove Overlay A4 NIBP cuff hose connector disassembly 1 After step A1 use a spanner to unfasten NIBP cuff hose connector 2 Remove NIBP cuff hose connector ARGUS VCM Service Manual 49 SCHILLER Disassembly Guide ARGUS VCM Rear Case Disassembly This section describes the items that may be removed on the front case assembly Figure 21 Rear Case Disassembly Battery SMPS Table 15 Part Descriptions Battery SMPS Assembly Part Codes Descriptions Oty M2010 0 SMPS 1 T4108 0 GND bracket 1 T0029 0 SMPS holder 1 M6007 0 Lead acid battery 1 T4107 0 Battery cover 1 58094 0 Screw 3 x 8 small flat head 4 58002 0 Screw 3 x 8 with washer 1 B2 SMPS disassembly 1 Re
64. ressure caused by the flow of blood through the artery The monitor inflates the cuff to a pressure that occludes the artery Even when the artery is occluded the pumping of the heart against the artery can cause small pressure pulses in the cuff baseline pressure The monitor lowers cuff pressure at a controlled rate As the cuff pressure goes down blood starts to flow through the artery The increasing blood flow causes the amplitude of the pressure pulses in the cuff to increase These pressure pulses continue to increase in amplitude with decreasing cuff pressure until they reach a maximum amplitude at which point they begin to decrease with decreasing cuff pressure The cuff pressure at which the pulse amplitude is the greatest is known as Mean Arterial Pressure MAP The manner in which the pulse amplitudes vary is often referred to as the pulse envelope The envelope is an imaginary line that connects the peak of each pressure pulse and forms an outline The shape of the envelope is observed by the monitor using a variety of techniques to determine the diastolic and systolic blood pressure A MAP Distole i e Oscillometric Response Systole f Pressure Pulses 2 a e oi o bDi a vA 2 2 3 P 8 Systole e Cuff Pressure MAP Distole gt TIME Overall Accuracy Discussion 66 Overall system accuracy shall be determined by considering various influences of the pressure sensor accuracy motio
65. ront panel of the monitor 8 Verify the following a Anaudible alarm is temporarily silenced b Pulse rate display continues flashing c Alarm silence indicator is lit d Audible alarm returns in approximately 90 seconds 9 Set NIBP simulator as follows Systolic of 120mmHg Diastolic of 80mmHg and pulse rate of 80 bpm 10 Press NIBP start stop button 11 Verify following the monitor reaction after measurement completes a The monitor displays NIBP and pulse rate as specified by the simulator b The alarm is terminated 12 Disconnect NIBP simulator from the monitor 13 Kink NIBP cuff hose connector of monitor and then press NIBP start stop button 14 Verify that the monitor displays an error code E23 and sounds audible alarm 15 Press Alarm silence button 16 Verify that the alarm is terminated ARGUS VCM Service Manual 15 SCHILLER Performance Verification ARGUS VCM Pulse Tone Volume Control 1 Connect the monitor to an AC power source 2 Press Power button to turn the monitor on 3 Connect SpO2 simulator to the pulse oximetry cable and connect the cable to the monitor 4 Set SpO2 simulator as follows SpO2 of 90 and pulse rate of 60 bpm 5 Verify SpO2 pulse rate values and pulse amplitude indicator correctly display and pulse tone sounds 6 Press the mode button to enter setting mode 7 Press Up selection button to adjust pulse tone volume from 1 to 8 Return to the monitoring screen
66. s relating to NIBP operational performance If the action requires replacement of a PCB or module refer to Disassembly Guide 1 Dashes are flashing on NIBP display 1 1 Go to Service mode Perform NIBP Calibration see Service Mode section 1 2 If NIBP Calibration is not able to perform check the connection of 24 pin ribbon cable between NIBP module and Main BD 1 3 If problem persists replace NIBP module 1 4 Replace Main BD if problem persists after NIBP module replaced 2 After NIBP calibration the digit shown in Time display is outside of 040000 070000 2 1 Turn off the monitor 2 2 Go to Service mode Perform NIBP Calibration again see Service Mode section 2 3 If problem persists verify that internal silicon tubing is kinked or disconnected 2 4 Replace NIBP module and pump if problem still persists 3 Often error codes E22 E23 and or E24 display s 3 1 Ensure that an appropriate cuff and hose are used to correspond with Patient type selected 3 2 Go to Service mode Perform NIBP Calibration see Service Mode section 3 3 If problem persists replace NIBP pump 4 Error code E29 displays 4 1 Replace both NIBP module and pump 4 2 If problem persists replace Main BD ARGUS VCM Service Manual SCHILLER ARGUS VCM Troubleshooting SpOz Performance The followings are symptoms of problems and recommended actions relating to SpO2 operational performance If the action requires replacement of a P
67. sonnel to remove the battery from the monitor prior to storage Recharging the battery is strongly recommended when the battery has not been recharged for 2 or more months CAUTION If the battery shows any signs of damage leakage or cracking it must be replaced immediately CAUTION Discarded battery may explode during incineration Recycle used batteries properly Do not dispose of batteries in refuse containers Environmental Protection 12 Follow local governing ordinances and recycling plans regarding disposal or recycling batteries and other device components ARGUS VCM Service Manual Performance Verification Introduction Equipment Needed Performance Tests Safety Tests Introduction This section discusses the tests used to verify performance following repairs or during routine maintenance All tests can be performed without removing ARGUS VCM covers All tests except battery charge and battery performance tests must be performed as the last operation before the monitor is returned to the user If ARGUS VCM fails to perform as specified in any test repairs must be made to correct the problem before the monitor is returned to the user Equipment Needed Table 1 lists the equipment required for performance verification Table 1 Required Test Equipments Equipment Description Digital Multi Meter DMM Fluke Model 87 or Equivalent NIBP Cuff Durable Adult 11cm NIBP
68. stolic blood pressure display indicates an error code E22 or E24 and an audible alarm sounds 11 Press the mode button setting mode to change Patient type to Adult Return to the monitoring screen 12 Press NIBP start stop button Verify that the monitor inflates 13 Press NIBP start stop button Verify that the monitor deflates NIBP air leakage test A BOO M N O Connect the monitor to an AC power source Press Power button and NIBP start stop button to enter Service mode Select NIBP Pressure Test by pressing Mode button see figure 12 Set a desired target pressure between 50and 300mmHg by pressing Up Down selection buttons Place the adult cuff with a rigid PVC vessel 9cm diameter Connect the cuff and the adult hose to NIBP simulator Then connect the adult hose to the monitor Set NIBP simulator to Pressure test or Leakage test mode Select the set point of NIBP simulator as the same point of target pressure of the monitor Press NIBP start stop button of the monitor as simultaneously pressing start button of NIBP simulator Current pressure appears on the diastolic pressure display After current inflating pressure comes up to the desired target pressure the monitor starts deflating Ensure that air leakage rate displays 10 Verify that air leakage rate is within mmHg min ARGUS VCM Service Manual SCHILLER ARGUS VCM Performance Verification NIBP overpressu
69. t 2 1995 03 for instruments classified as Class I Type BF Protective Earth Continuity This test checks the integrity of the power cord ground wire from the AC plug to the instrument chassis ground The current used for this test is less than or equal to 4 Volts RMS 50 to 60 Hz and 25 Amperes 1 Connect the monitor AC mains plug to the analyzer as recommended by the analyzer operating instructions 2 Connect the analyzer resistance input lead to the equipotential terminal ground lug on the rear of the instrument Verify that the analyzer indicates 100 milliohms or less Electrical Leakage Earth Leakage Current This test is in compliance with IEC60601 1 earth leakage current The applied voltage for IEC60601 1 the voltage is 264 Volts AC 50 to 60 Hz All measurements shall be made with the power switch in both On and Off positions 1 Connect the monitor AC plug to the electrical safety analyzer as recommended by the analyzer operating instructions 2 Perform test as recommended by analyzer operating instructions Table 2 Earth Leakage Current Values Test Condition Allowable Leakage Current microamps Normal Condition NC 500 SFC Open Supply SFC OS 1000 Normal Condition RM NCRM 500 SFC Open Supply RM SFC OSRM 1000 Note Earth leakage current is measured under various conditions of the AC mains and protective earth conductor For each condition the measured leakage c
70. t Printer to remove from the rear case assembly ARGUS VCM Service Manual SCHILLER ARGUS VCM Disassembly Guide Figure 24 Rear Case Disassembly Speaker Handle etc Table 18 Part Descriptions Speaker Handle etc Assembly Part Codes Descriptions Oty E9007 0 Speaker 1 T0027 0 Handle 1 58066 0 Screw 3 x 5 tapping 2 58096 0 Screw 3 x 25 tapping 2 B5 Speaker disassembly 1 After step B4 remove 2 screws S8066 0 holding Speaker 2 Remove Speaker B6 Handle disassembly 1 Remove 2 screws S8096 0 fastening Handle 2 Push Handle backward to separate from the rear case B7 Serial connector disassembly 1 Remove 2 nuts fastening Serial connector on the rear case with 5mm box wrench 2 Remove Serial connector B8 GND terminal disassembly 1 After step B2 remove a nut holding GND terminal with 10mm box wrench 2 Remove GND terminal ARGUS VCM Service Manual 53 SCHILLER Disassembly Guide ARGUS VCM Temperature Case Disassembly This section describes the items that may be removed on the temperature case assembly Figure 25 Temperature Case Disassembly Temperature Module Table 19 Part Descriptions Temperature Module Assembly Part Codes Descriptions Oty P1029 0 Temperature BD 1 M0006 0 Temperature module 1 58007 0 Screw 3x 6 2 58071 0 Screw 3 x8 tapping 4
71. t fractional saturation oxygenated hemoglobin expressed as a percentage of all measured hemoglobin including measured dysfunctional hemoglobin To compare functional saturation measurements to those from an instrument that measures fractional saturation fractional measurements must be converted as follows functional saturation fractional saturation x 100 100 ocarboxyhemoglobin methemoglobin ARGUS VCM Service Manual 69 SCHILLER System Processing Description ARGUS VCM Temperature Processing Overview Patient temperature can be measured via an oral axillary rectal or skin surface probe A predictive algorithm in conjunction with the thermistor based thermometer is used for fast temperature or monitoring temperature Predictive temperature Thermometers that render a temperature reading before steady state is achieved are classified as predictive thermometers Predictive thermometers reduce the time required for measurement by using algorithms to predict what the temperature would be if the probe were left in place until steady state is achieved Monitor temperature A function or mode of an electronic thermometer used to continuously monitor temperature until it reached the thermal steady state unchanging The thermal steady state is achieved orally in approximately 3 minutes and axillary in approximately five minutes Measuring Principle 70 The ARGUS VCM temperature probe utilizes a negative temperat
72. tenens 55 T ble 21 ARGUS VCM Parts List sic sessio a eer eee o Ee AA Ea A ANEDE P T no Pe ME Rx RE TNR AATE eE dS ETERNA D gp PR d re rau a 59 iv ARGUS VCM Service Manual Introduction Manual Overview Related Documents Description of the ARGUS VCM monitor Warnings Phbbhbhbhbhhhbbhibh A Warnings are identified by the WARNING symbol shown above Warnings alert the user to potential serious outcomes death injury or adverse events to the patient or user WARNING Explosion hazard Do not use ARGUS VCM in the presence of flammable anesthetics or gases WARNING Do not spray pour or spill any liquid on ARGUS VCM its accessories connectors switches or openings in the chassis WARNING Do not immerse ARGUS VCM or its accessories in liquid or clean with caustic or abrasive cleaners WARNING Ensure that conductive portions of the cables do not come into contact with any other conductive parts WARNING Electrical shock hazard Disconnect the power cord from ARGUS VCM before attempting to open or disassemble ARGUS VCM WARNING The use of accessories transducers and cables other than those specified may result in increased emission and or decreased immunity of ARGUS VCM monitor WARNING Do not silence ARGUS VCM audible alarm or decrease its volume if patient safety could be compromised WARNING During safety tests AC mains voltage will be present on the appl
73. tions Table 10 provides a complete list of error codes and problem identification Table 10 Technical Error Codes Error Codes Description E01 Battery failure E02 Abnormally shutdown last time E09 System error malfunction E21 Air leakage E22 Cuff not detected E23 Kinked or neonate hose E24 Cuff too large for neonate E25 Overpressure condition E26 Motion artifact E27 Weak pulse or no pulse detected E28 Valid BP not found E29 NIBP module error malfunction E41 Sensor off E42 Sensor disconnected E43 Bad sensor E44 Loss of pulse E49 SpO2 module error malfunction pr Loss of tissue contact E62 Probe disconnected E63 Probe error E64 Probe heated too high E65 Ambient temperature out of range E69 Temperature module error malfunction 42 ARGUS VCM Service Manual Disassembly Guide General Replacement Level Supported Prior to Disassembly Fuse Replacement Battery Replacement Monitor Disassembly Pb General WARNING Do not place ARGUS VCM into operation after repair or maintenance until Performance Safety Tests and NIBP Calibration listed in this service manual have been performed Failure of these tests could result in erroneous readings WARNING Electrical shock hazard Disconnect the p
74. ure coefficient NTC thermistor and control circuitry in combination with the temperature module s predictive algorithm to calculate patient temperatures NTC thermistors have a large temperature coefficient of resistance and change in resistance as temperature changes This predictable change in resistance is the basis for predictive thermometry The Oral axillary probe is pre warmed to approximately 34 C 94 F The probe warming process is a closed loop feedback control system incorporating pulse width modulation PWM control The probe warmer circuitry is used to heat the probe tip prior to taking a temperature reading in order to speed the convergence of the prediction algorithm A fail safe hardware shut off circuit is included to ensure the heater will shut down in the event of a software failure When the probe is first extracted and colder than 33 9 C the heater pulse widths are at a maximum percentage On vs Off to warm the probe quickly When the probe reached 33 9 C the pulse widths narrow to a duty cycle just enough to maintain temperature When the probe is placed in the mouth the heat supplied by the mouth makes the pulse widths reduce to zero This reduction to zero and probe being at least up to 33 1 C 91 6 F triggers the start of the prediction algorithm The shape of the rising temperature curve is monitored and the best fit to a curve is found When the curve fit is stable the final predicted temperature is pro
75. urrent must not exceed that indicated in Table 2 Note NC normal condition SFC single fault condition RM reverse mains line voltage Enclosure Leakage Current This test is in compliance with IEC60601 1 enclosure leakage current This test is for ungrounded enclosure current measured between enclosure parts and earth The applied voltage for IEC60601 1 the applied voltage is 264 Volts AC at 50 to 60 Hz 1 Connect the monitor AC plug to the electrical safety analyzer as recommended by the analyzer operating instructions 2 Place a 200 cm foil in contact with the instrument case making sure the foil is not in contact with any metal parts of the enclosure that may be grounded ARGUS VCM Service Manual 21 SCHILLER Performance Verification ARGUS VCM 3 Measure the leakage current between the foil and earth Note The analyzer leakage current indication must note exceed the values listed in Table 3 Table 3 Enclosure Leakage Current Test Condition Allowable Leakage Current microamps Normal Condiction NC 100 SFC Open Supply OS 500 SFC Open Earch SFC OE 500 Normal Condition RM NCRM 100 SFC Open Supply RM SFC OSRM 500 SRC Open Earch RM SFC OERM 500 Patient Leakage Current 22 This test measures patient leakage current in accordance with IEC60601 1 clause 19 for Class I Type BF equipment Patient leakage current in this test is measured from any individual patient
76. vided ARGUS VCM Service Manual Sales and Service information The SCHILLER sales and service centre network is worldwide For the address of your local distributor contact your nearest SCHILLER subsi diary In case of difficulty a complete list of all distributors and subsidiaries is provided on our internet site http Awww schiller ch Sales information can also be obtained from Sales schiller ch mmo Argus VCM produced by Mediana Co Ltd 0050 Adress Headquarter SCHILLER AG Phone 41 0 41 766 42 42 Algasse 68 Fax 41 0 41 761 08 80 CH 6341 Baar Switzerland e mail sales schiller ch Web www schiller ch SCHILLER Schiller ch Article Number 2 540041 Rev a Issue Date 10 September 2004 ww The Art of Diagnostics Headquarters SCHILLER AG Altgasse 68 CH 6341 Baar Switzerland Phone 41 0 41 766 42 42 Fax 41 0 41 761 08 80 e mail sales schiller ch REF A7055 0
77. y segments and indicators are illuminated but stopped to process 2 1 Press Power button to turn the monitor off 2 2 Verify that the monitor powers off If the system still powered on open Battery cover Then separate Battery terminals to power off the system 2 3 Download the latest version of Firmware if problem persists 2 4 Replace Main BD if problem still persists 3 Error code E02 often displays after completion of POST 3 1 Check the connection of 8 pin wire between SMPS and Main BD 3 2 Check the connection of 5 pin wire between SMPS and Battery 3 3 Ensure that Battery is fully charged 3 4 Replace Battery if problem persists 3 5 Replace Main BD if problem persists after Battery replaced 4 Settings and or measured data are not saved in the memory of the monitor 4 1 Replace Main BD 5 Time display is not updated and or does not indicate current time 5 1 Replace Lithium battery BT1 on Main BD 5 2 Replace Main BD if problem persists 6 Error code E09 often displays 6 1 Replace both SMPS and Main BD ARGUS VCM Service Manual 41 Troubleshooting Error Codes SCHILLER ARGUS VCM When ARGUS VCM detects an error condition the monitor will attempt to show an error code on the display screen If such an error occurs during the monitoring operation the monitor will sound a low priority alarm Audible alarm can be terminated if the alarm silence button pressed but it depends on error codes and condi

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