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Service Manual - Infiniti Medical

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2. 08 MSP Board Printer Expansion Module Option 225 printer 8002 Printer Door MCO Front Panel 1097 07 120 Propaq Encore Service Manual Section 6 Technical Overview SpO Connector Panel SpO Board Main Housing SSP Board Extender Board Front Panel Stick Board SpO Connector Panel SpO Board Main Housing Printer SSP Board Printer Door Extender Board Front Panel Stick Board Protocol Systems Inc Rear Panel MSP Board Expansion Module Option 226 SpO5 SCO Rear Panel MSP Board N Expansion Module Option 227 printer 8002 SCO gt System Description gt Panel 1097 08 gt Panel 1097 09 121 System Description SpO Connector Panel 602 Connector Panel SpOs Board Main Housing SSP Board Extender Board Front Panel Stick Board SpO Connector Panel CO Connector SpO Board 03 Main Housing Printer SSP Board Printer Door Extender Board Front Panel Stick Board 122 Section 6 Technical Overview Rear Panel gt Panel 08 MSP Board N Expansion Module Option 228 8002 MCO SCO 1097 10 Rear Panel gt Panel MSP Board N Expansion Module Option 229 printer 8002 MCO5 SCO 1097 11 Propag Encore Service Manual Section 6 Technical Overview ENCORE SYSTEM BLOCK DIAGRAM means optional configuration ANALOG PATIENT DATA CUFF PRESSURE DC POWER eo 5 T i
3. 10 Turn on the dc power supply 11 Check that the green LED indicator lights up p note Initial charge current for a low battery is higher than for a charged battery As the battery charges the current will decrease The current draw may slowly drop the longer the dc supply is connected to the monitor 12 Switch the dc power supply meter to current and check that the current draw from the supply is less than 1 8 A 13 Vary the power supply from 12 V to 28 V and verify that the charging LED stays on 14 Turn off the power supply 15 Disconnect the supply from the monitor 22 Propaq Encore Service Manual Section 2 Functional Verification Functional Verification System Tests The following procedures check that the buttons operate properly that the display works correctly and that the date is correctly displayed 1 Turn on the monitor Verify that no error messages appear and the monitor correctly powers up Press SETUP gt MORE gt MORE gt SERVICE gt YES gt MORE gt PIXL TST to test the display 2 3 4 Press CYCLE three times each time verifying that no pixels are missing 5 Press MAIN MENU twice 6 Press SETUP gt WAVE SEL gt INSERV to access the inservice features This generates simulated waveforms a Press MAIN MENU 8 Press the following buttons in sequence and verify that the monitor responds as indicated and the buttons do not stick sn 9 Pr
4. Power System The following steps check the integrity of the Encore s power system 1 2 Turn the ac power adapter s power switch off Plug the ac power adapter into an ac mains receptacle and connect it to the Encore s right side panel dc power connector Check that the green LED charging indicator on the monitor s right side panel is off Turn on the power adapter s power switch Check that the green LED on the power adapter turns on and that the green LED charging indicator on the monitor s right side panel turns on Disconnect the power adapter from the monitor Check that the monitor s green LED charging indicator on the right side panel turns off L umama CAUTION In the next steps carefully check for the proper polarity of the connection between the power supply and the monitor If voltage is applied with the wrong polarity it will open the right side panel fuse F1 Refer to the figure on page 22 to verify proper polarity 7 Set the dc power supply meter to Volts and turn the power switch on set it for 15 0V 0 1V 8 Turn off the dc power supply Protocol Systems Inc 21 Functional Verification Section 2 Functional Verification 9 Using the Protocol dc power supply adapter cable refer to the figure below for polarity and connect the dc power supply to the monitor s dc input connector on the right side panel 0696 02 RIBBED SMOOTH
5. The following tools are required to disassemble and reassemble the Propaq Encore components Required Tools Description Phillips screwdrivers 1 and 2 Flat blade screwdriver Adjustable torque screwdriver 2 5in lb to 7 35in lb 43N m to 83N m with Phillips and 3 16 nut driver heads Tweezers to help with screw removal and replacement Static free mat and wrist band equipment Wire cutter to remove tie wraps Tie wrap tool De ionized neutralized filtered dry non combustible gas under pressure for removing any dust or debris from the monitor s interior Pliers standard needle nosed Pliers looping non serrated rounded edges for use on tubing PROM Remove Tool Amp Part Number 821903 1 62 Propaq Encore Service Manual Section 5 Repair Procedures Field Replaceable Units in the Monitor s CAUTIO It is recommended you use de ionized gas for removing dust and debris prior to reassembly of monitor components Commercial devices are available to neutralize compressed gases Propaq Encore Options Your Propaq Encore may contain an option module that attaches to the monitor You must remove the option module before you can disassemble the monitor For instructions on how to remove the expansion module refer to Replacing the Battery Pack on page 67 For instructions on how to remove the SpO gt module refer to Removing the Dual Battery in SpO2 Module on page 71 Monitor Only Monitor with SpO2
6. The rear panel is sealed to the chassis with rubber gaskets around the perimeter of the rear panel These gaskets can be reused when reassembling the expansion module Save these gaskets Also spacers might not be secured to the rear panel and can fall out As the unit is disassembled set aside the spacers for reuse during reassembly Closing Expansion Module 1 Make sure all cables are in place and the gaskets removed earlier are available 2 Set the rubber gaskets in their proper places as shown in the figure below 3 Connect the printer cable and expansion cable to the SCP or MSP board Protocol Systems Inc 99 Replacing Expansion Module Front Panel Section 5 Repair Procedures Gasket Material 0696 47 4 Set the chassis onto the rear panel verifying that the gaskets don t slip out of a channel and become pinched between the rear panel and the chassis To prevent damage to the expansion module chassis make sure that the spacers are in place The chassis may crack if screws are tightened without the spacers in place Note that the 5 upper spacers are not used when the SpO module is present 5 Torque screws to 4 75 in lb to 5 25 in lb 54 N m to 59 N m Replacing Expansion Module Front Panel The front panel contains the printer buttons Like the rear panel the front is sealed to the chassis with a rubber O ring gasket This gasket can be re used when replacing the front panel The expansion module front pan
7. 115 Section 6 Technical Overview SYSTEM Desci pHo pupu n pun upaku aaa pou asss 117 Power Electronics DeSCription 124 Monitoring Electronics System Description 126 NIBP Pocumatics DpescCrIpUOnm asasisciniecosrcetsiastenstenieieatonseataseenieiers 128 Cabine Dias traNiS 0 133 Expansion Module and Printer Description 135 Pulse Oximetry Option SpO2 Description 137 Gapnoeraphy CO Description au u uu m su 140 WAT SERSA MN a E 141 IPC Pop as E T 142 Power Distribution SY Sten 0 142 CO Analysis Chamber Bench 142 section 7 Field Replaceable Units FRUs TEAS OF FIRS ruinerer ea rata aiot tain ets vars 7 143 Protocol Systems Inc Contents Appendix A Manufacturable Test Equipment i IO CES CUO ele gata y uuu T aaa n asus 149 Appendix B Dynatech Nevada Patient Simulator Modification Jin sao sab e s 20 PI S Asas 151 Propaq Encore Service Manual Safety Summary Important Safety Considerations Safety Summary This Safety Summary should be read by all Propaq Encore users Specific warnings and cautions will be found throughout the documentati
8. 2 Functional Veritication Dielectric Strength Hi Pot Test Because of the close spacings of the monitor s internal components and the critical positioning of the insulation sheet within the monitor Protocol Systems Inc recommends that a dielectric strength test be performed following any procedure in which the monitor is opened WARNING The Hi Pot test is extremely hazardous Only qualified service personnel should perform this test Conduct the test only on an insulated table top away from other people and equipment Use a Rod L Model M100AVS5 high voltage potential tester or equivalent Refer to the Rod L instruction manual for operating information and safety recommendations 1 Set the high voltage potential of the tester as specified in the table below Summary of Connection Points and High Voltage Test Potentials Tester s high voltage Tester s grounded return High voltage test terminal connection connection parameters All ECG leads on patient cable DC input connector all pins Output 4000 V ac rms connected together connected together Current Limit 2 5mA Ramp up 8 seconds Dwell 1 second 2 Connect the high voltage output lead of the tester to all ECG leads using a dedicated patient cable reserved for use only in such tests 3 Connect the tester s chassis connected return lead to the monitor s dc input connector using a suitable plug 4 Apply the test voltage for one second The tester must not indicate di
9. Encore Service Manual System Description Section 6 Technical Overview 08 TV 1ISIq WOYs OL HOLOANNOD 583 1dNOO 09 9690 OOOLdO GQXd GX1 NI daydVvi LNO ONAS 05 0 lt 2 O lt O 0 OLdO SLINDYID AYLINOYIO ONILYOddNS NOILISINDOV OL OYLNOD 1O37SS TANNVHO dWS3L davad INdNI tHOSS3OOtd NOILISINDOV NOLLISINOOV NOILISINDOV S318VO9 VLVG FYNLVYSdWSAL FYNLVYSdWSL gt LOATAS TANNVHO ddl NOILISINDOV S318vO aa HAONASNVHYL e XJ Td ILINW VLIVd INAILVd dMd SNVd L NOILISINOOY gt 3 1813 dSdtd S1 53 lt Lino 993 3WI1 1v3u ZH 0r S0 0 HO NOLLISINOOV ZH 0b S 0 993 dS3u dSau NOILVSNAdWOO 2593 dvd WOus VLG 138440 71554 NOILVSN3dNWOO 13S44JO 9 dvd WOU I JOH1NOO atOl1S3t WVdSVId N31SAS avan NOILISI IOOSV w a SUINOYULDA 13 ONIYOLINOW 993 a LOATAS GV4A1 994 127 Protocol Systems Inc System Description Section 6 Technical Overview NIBP Pneumatics Description The NIBP cuff system e inflates the cuff to a target cuff pressure converts the cuff air pressure to an electrical signal using a pressure transducer e deflates the cuff in a controlled manner while the monitoring electronics determines blood pressure protects the patient from cuff
10. Monitor with Expansion Module 0696 10 Field Replaceable Units in the Monitor The front chassis of the monitor contains the following components e insulator e Analog board with metal shield and insulator e Digital board with shields e EL display unit e front chassis with display filter and gasket Protocol Systems Inc 63 Field Replaceable Units in the Monitor Section 5 Repair Procedures O Plastic Insulator Analog Board with Shield Digital Board Top Shield Digital Board Brackets EL Display Panel Front Chassis 0696 11 64 Propaq Encore Service Manual Section 5 Repair Procedures Field Replaceable Units in the Monitor The rear chassis contains the following components e Recharger board e Side panels right and left e NIBP pump NIBP tubing NIBP valves Recharger Right ye Side Panel Left Side Panel Rear Chassis 0696 12 Protocol Systems Inc 65 Replacing the Power Input Fuse Section 5 Repair Procedures Replacing the Power Input Fuse The F1 fuse protects the Recharger board circuitry against excessive current at the dc input connector You do not need to disassemble the Propaq Encore to replace this fuse Check fuse F1 if the ac power adapter is functioning properly and the following two conditions exist the green LED charging indicator on the monitor s right side panel does not illuminate the monitor battery does not charge MO
11. SSP Board Extender Board Front Panel Stick Board with SCO2 1097 03 ya note The expansion module does not need to be separated from the monitor to replace the expansion module front panel Opening Expansion Module Rear Panel 1 Separate the monitor and expansion module according to the procedure Removing the Dual Battery in Expansion Module on page 69 pa note For all sidestream CO options 226 227 228 or 229 remove the front panel and the extender board as instructed on page 100 and on page 112 before proceeding with the rear panel removal 2 Remove the four screws securing the rear panel to the expansion module chassis see figure below 98 Propag Encore Service Manual Section 5 Repair Procedures Expansion Module SCREWS MAY HAVE SPACERS KEEP SPACERS FOR REASSEMBLY 0696 68 AoT gt t s CAUTIO g When disconnecting the expansion cable connector in the next step note that it has two plastic securing clips that must be separated from the connector These clips are fragile and should be handled carefully 3 Separate the rear panel from the chassis a few inches keep any side panels with the rear then disconnect the expansion cable connector and the printer cable connector from the circuit board SCP or MSP board in the rear panel 4 Remove the rear panel with the side panels in place pa note
12. Value Plastics MTLL230 1 Luer connector female for use with 1 8 I D tubing Value Plastics FTLL230 1 Test water trap Protocol 008 0370 00 1 8 inside diameter tubing Flow meter Cole Parmer E 32000 06 200ml min or equivalent 0 to 300 mmHg Mercury column manometer or calibrated pressure meter with inflation squeeze bulb 50 MHz triggered sweep oscilloscope Variable dc power supply 0 28 V 3A with voltage and current metering Patient simulator Dynatech Nevada 213A 214A 215A or 217A with IBP Temperature and EGG Cable Leads Adult cuff provided with monitor Neonatal cuff 3 3 cm diameter solid cylinder solid cylindrical object about the size of an adult s arm Protocol cuff calibration kit Protocol PN 008 0012 XX Power supply adapter cable Protocol PN 008 0290 00 Physio Control LifePak 5 or LifePak 6s with appropriate Protocol Systems Defib Sync adapter to use as Defib Sync Marker pulse source Propag ac power adapter provided with the Encore Safety analyzer Dynatech Nevada 431F 1D or equivalent Rod L Model M100AVS5 high voltage potential hi pot tester or equivalent Static free work area NELLCOR pocket tester PT 2500 Test gas source dry 4 to 10 CO balance air with flow meter Gas may be between 4 and 10 but exact CO concentration must be certified to 0 01 Convert percentage to partial pressure mmHg as instructed in Section 2 Two rubber test tube stoppers with 1 8 to 1 4 holes
13. all patient inputs to the Encore s left side panel 54 Propag Encore Service Manual Section 3 Calibration EMI Null Adjustment EMI Null Adjustment 1 Touch the oscilloscope probe to TP45 on the Analog board square metal pad 2 Disconnect the oscilloscope reference lead 3 Setthe oscilloscope vertical sensitivity and horizontal timing to observe the ac mains noise component 4 Adjust RP4 to null the higher frequency 100kHz noise over riding the ac mains component 5 Move the oscilloscope probe to TP19 upside down L shaped pad above J4 See figure on on page 50 6 Adjust RP1 on the Digital board accessed through slot in Analog board to null higher frequency 100kHz noise over riding the ac mains component 7 Disconnect the scope probe Invasive Blood Pressure Skip this part of the calibration procedure if your Encore does not support IBP measurements AD IION Many blood pressure simulators are not intended for use as calibration standards Use only recommended simulators for calibrating the Encore 1 Connect the IBP simulator to P1 on the Encore left side panel 2 Set the patient simulator to OmmHg 3 Press ZERO P1 to zero the channel 4 Set the patient simulator to 200mmHeg 5 Adjust RP5 for a numeric reading of 200mmHg on the Encore monitor screen note If your Propaq Encore does not include a second pressure channel skip Steps 6 10 Move th
14. assembly according to the following instructions 1 Remove any printer paper 2 Open the Expansion Module according to the procedure on page 98 3 Remove the Expansion Module front panel according to the procedure on page 100 102 Propag Encore Service Manual Section 5 Repair Procedures Replacing the Printer 4 Disconnect the front panel button cable from the front of the Printer Main board When removing the shield in the next step be careful not to tear it The shield is held in place by double sided adhesive pads 5 Carefully remove the plastic shield from the rear of the Expansion Module chassis Set this shield aside 6 Disconnect the battery cable and printer cable from the rear of the Printer Main board 7 Lay the chassis on its back 8 Completely open the paper door s CAUTION As you remove the printer assembly from the chassis in the next step rotate the printer door latch mechansim counter clockwise to clear the chassis 9 Carefully slide the printer assembly out the front of the chassis The printer assembly fits snugly requiring some force to slide it out and the door latch mechanism must be rotated counter clockwise after it disengages from the printer door pin See the figure on page 104 Protocol Systems Inc 103 Replacing the Printer Section 5 Repair Procedures N Print Head Latch 0696 49 Installing Printer 1 Lay the chassis on its back 2 Completely open the pa
15. drilled through for CO tests 18 Propag Encore Service Manual Section 2 Functional Verification Safety Tests Safety Tests The following two safety tests a risk leakage current safety check and a dielectric strength integrity hi pot test must be performed whenever the Encore has been opened for calibration or repair note T A hi pot test is only required if the monitor has been opened Risk Leakage Current Test A risk leakage current test must be performed to verify that the patient remains electrically isolated from the power circuits of the Encore Check leakage currents using a Dynatech Nevada 431F 1D safety analyzer or its equivalent The source current should not exceed 10uA rms The sink current measured between the isolated patient connections ECG and the dc power input connector of the monitor should not exceed 20uA rms See the analyzer s operator s manual for the proper safety check procedure pa note Because of the all insulated construction of the monitor an Enclosure Leakage Current Test to ground is not necessary Electrical Connections for Patient Risk Leakage Current Safety Tests Safety Test Power Adapter olor Monitor Cable dc Input Analyzer Source current Plugged into Connected to analyzer outlet power adapter Sink current Not used Connected to ground connector on analyzer Protocol Systems Inc 19 Safety Tests Section
16. ensure patient safety the conductive parts of the ECG electrodes including associated connectors and other patient applied parts should not contact other conductive parts including earth ground at any time Do not operate this product in the presence of flammable anesthetics Explosion can result Within certain governmental jurisdictions all interconnected accessory equipment must be labeled by an approved testing laboratory After interconnection with accessory equipment risk leakage current and grounding requirements must be maintained Protocol Systems Inc 7 Detinitions Safety Summary To ensure conformance to risk leakage current requirements when operating from an ac mains power source use only a Protocol Systems 503 0054 series power adapter e To ensure patient safety use only accessories recommended or supplied by Protocol Systems Inc For a list of those accessories see the Protocol Products and Accessories book that accompanied this manual PN 810 0409 XX Accessories must be used according to your hospital s standards and the manufacturer s recommendations Always refer to the manufacturer s directions for use e A product that has been dropped or severely abused should be checked by qualified service personnel to verify proper operation and acceptable risk leakage current values e Ifthe monitor detects an unrecoverable problem an error message window appears containing an erro
17. for 4 hours Check that the monitor did not automatically turn off Press MAIN MENU ee St Se OC Use the ac power adapter and charge the monitor for at least 8 hours with the monitor turned off Charge at least 12 hours if a printer or pulse oximeter is attached Protocol Systems Inc 59 Battery Capacity Check Section 4 Troubleshooting 60 Propaq Encore Service Manual Section 5 Repair Procedures Introduction Section 5 Repair Procedures Introduction This section provides instructions for removing and replacing serviceable modules in the Propaq Encore monitor expansion module which may include any or all of the following printer SpO gt s mainstream CO sidestream CO SpO only module Instructions on how to remove the battery pack are followed by instructions on how to disassemble the monitor the expansion module the printer the SpO module and the CO module aa note In general re assembly procedures are the opposite of the disassembly procedures If there are items to note during re assembly they are described after the disassembly section WARNING Whenever the monitor is opened for calibration or repair a risk leakage current safety check and a hi pot test must be performed followed by a complete functional verification These procedures are located in Section 2 Propag Encore Software Propag Encore system software is contained in PROMs programmable read only
18. goes behind and below the cable to P5 and over the cable to P7 Cable to P5 on the Analog board goes over and in front of the cable to P6 Cable to P7 on the Analog board goes under the cable to P6 Cable to P1 the expansion cable must not lay over the transformer Cable to P8 on the Digital board rests to the right of the transformer and over the ribbon cable and cable to P9 Cable to P9 lies under the cable to P8 All cables and hoses are not pinched The front chassis pressure transducer tube has been securely reconnected The rubber O ring gasket is in place in the rear chassis Verify that the P10 and P11 locking clips are secure 2 Torque the six screws securing the front chassis to the rear chassis to 6 65in lbs to 7 35in lbs 75N m to 83N m Protocol Systems Inc 75 Replacing the Analog Board Section 5 Repair Procedures Replacing the Analog Board If a problem occurs with the Analog board return the entire monitor to Protocol for service See Section 1 for information on Technical Service ne note Do not remove the PROM from the Analog board This section provides instructions on removing the Analog board The Analog board is secured in the front chassis by five screws three on the right side of the board side containing the transformer and two passing through the metal shield on the left side of the board ne note You do not need to lift the plastic insula
19. may remove the delicate coating from the perimeter of the filter if the gasket peels up as the display module is removed If electrical contact with the filter is degraded sufficiently the display s EMI may interfere with ECG and or SpO monitoring if patient cables pass near the display If you must remove the display module use two people in the removal procedure to attempt to minimize damage to the display filter This section provides instructions on how to replace the display module The display module is attached to the front chassis beneath the Analog and Digital boards by two brackets each fastened at the top and bottom by a screw and two washers Note the voltage indicated on the label of the display module This value is used for calibrating the display high voltage supply on the Recharger board 1 Remove the battery pack according to the procedures on page 67 Open the monitor according to the procedure on page 71 Remove the Analog board according to the procedure on page 76 Remove the Digital board according to the procedure on page 78 Tr eS amp 19 Remove the screws and washers holding the brackets on the left and right sides of the board Handle these brackets carefully They are constructed of very thin metal Their purpose is for conductivity not to secure the display Protocol Systems Inc 81 Replacing the EL Display Module Section 5 Repair Procedures REMOVE THE 4 HOLD THE GASKET DOWN SCREWS AT A
20. mmHg Local Barometric Pressure 0 033421 x LUP x ATIS ATIS in inches of Hg 0 00131579 x LUP x ATIS ATIS in mm of Hg Example 1 Step 1 The altitude is 5000 feet The local uncorrected pressure LUP is determined from the following table to be 632 35 Step 2 The reported ATIS is 30 09 inches Hg Altimeter three zero zero niner Step 3 Multiply the LUP 632 35 times the ATIS 30 09 times 0 033421 This gives the local barometric pressure of 635 92 mmHg Example 2 Step 1 The altitude is 1000 meters The local uncorrected pressure LUP is determined from the following table to be 674 11 Step 2 The reported ATIS is 764 29 mmHg Step 3 Multiply the LUP 674 11 times the ATIS 764 29 times 0 00131579 This gives the local barometric pressure of 677 92 mmHg Partial pressure of test gas source To determine the partial pressure of test gas source multiply the local barometric pressure as determined in step 3 above by the certified percentage 0 01 accuracy of the test gas Example The local barometric pressure as calculated in Example 1 above is 635 92 mmHg The certified CO gas percentage is 5 00 Determine the CO partial pressure by multiplying 635 92 x 0 0500 This gives the partial pressure of the COs as 31 8 mmHg Protocol Systems Inc 33 Functional Verification Section 2 Functional Verification Local Uncorrected Barometric Pressure LUP as a Function of Altitude Feet W eee s L
21. two points directly sending their outputs to the CPU The CPU monitors these levels as it sets the gain stages of the inverting amplifier and LED current driver 138 Propag Encore Service Manual Section 6 Technical Overview Pulse Oximetry Option SpO2 Description PULSE OXIMETRY BLOCK DIAGRAM AC COUPLED AMP INTERNAL INVERTING AMP PREAMP SWITCH VAR GAIN STAGE PHOTODIODE SIGNAL FROM SENSOR COMPARE 1 COMPARE 2 gt b PEAK DETECTOR PEAK DETECTOR IR SIGNAL 2 SPLITTERS FILTERS DATA CONTROLS TO FROM SYNCHRONOUS CPU DETECTOR RED SIGNAL CAL SIGNAL 0696 73 Protocol Systems Inc 139 Capnography CO2 Description Section 6 Technical Overview Capnography CO Description Two capnography CO3 monitoring options are available the mainstream sampling CO option MCO gt and the sidestream sampling CO option SCO Both mainstream CO and sidestream CO options are available in one product However only one sampling method may be monitored at any time simultaneous monitoring of MCO and SCO is not supported The mainstream CO circuit board MSP supports all mainstream and Sidestream applications and is the major interface between the printer and SpO hardware in certain configurations of the Expansion Module The MSP board replaces the SCP board in SpO applications with CO3 For sidestream only applications an MSP board version without mainstream hardware is used For both mainstream and sid
22. u uu snn Duss sasa as 19 Dielectric Sirens thy HEO TESE uuu ane naayamayaqscaqhaspusqaywaqkoaayaha 20 ineqonalyeniiailioiuuwu a Qua N 21 Power SySteill 21 Oyster Pes 23 ECG RESP Channel amp Alarm Indicators 24 sanu E er ce Cen eT eer 26 Dl atssbatia deer E vad uma rad etc ear a agacten tak u sn 28 TEMPE a LUN Cae r E A ae 30 DG oS lt ssia ia sheitubstoesduasaneiys 30 er Tol 31 CO Verification Preparation 1 32 Mainstream CO Verification Procedure 36 Protocol Systems Inc 3 Contents Section 3 Calibration Ji l L 0 45 EQUIP MSL Nese asun n ami Qa au a us aba 44 IO COC UES mera R A 45 EI E E A 45 Recharger Supply A GjUstim ents ensien a ae 46 Display Voltage Adjustments uuu innr e R 49 Main Fower Supply Adj ustinmen IS ansir Qu u Sus Du au is 50 Calibrating Realtime BCG Qu oxusa suasana S 52 Non Invasive Blood Pressure Calibration 53 BEVEL INU 55 lnWaSiVe lloodil iesshvrauuuu uuu n EOE T 55 MSP Board MC O72 Calibra lon 56 Section 4 Troubleshooting ji Oi I Oa S trem AUT cnn rane Sut sasa u 57 oreen MESS
23. 0 20 0 099 00 2600 099 00 9600 099 00 0TO 099 dS1 dX3 Yog S8ZZTd vog OTd OTHI dSVdd 9d Sd vot dSu td dSU Sd dX3 Td 89d HHO0D5Z 8d Ed dJSY 6d TH1ZT Propaq Encore Service Manual 134 Section 6 Technical Overview Expansion Module and Printer Description Expansion Module and Printer Description The printer shares battery power with the monitor but contains its own power supply The printer processor communicates with the monitor s processor through the expansion connector and cable The Expansion Module is designed to house the Propaq Encore Printer and other circuit boards for additional parameters The main circuit board in the Printer is the Printer Main Board An additional circuit board key panel in the expansion module with printer front chassis contains the push buttons The Printer Main Board is attached to the thermal printer mechanism and should be replaced as a unit with the printer mechanism if repair is needed The Printer Main Board connects to the expansion connector the battery pack the push buttons on the expansion module front panel the printer mechanism motor and print head and the paper out and head up sensors The printer s microprocessor receives print data and control information from the Propaq Encore and sends data to the Encore Communication between the two systems Encore and printer CPUs is done by sending and receivin
24. 148 Propag Encore Service Manual Appendix A Manufacturable Test Equipment Introduction Appendix A Manufacturable Test Equipment Introduction The following device s can be manufactured for use in the functional verification and calibration procedures in this manual Parts are readily available from electronic component suppliers RESISTIVE TEST LOADS USED TO ADJUST RECHARGER POWER SUPPLIES USE RESISTOR NETWORKS TO RIGHT AND CREATE TWO 2 SEPARATE TEST LOADS 4 9 OHM AND 4 65 OHM LOADS CONNECTOR 5 PIN 0 156 CENTER MFR METHODE PN 3300 405 220 PROTOCOL PN 610 0036 00 REQUIRES INSERTION TOOL METHODE PN JT 11 156 ST Protocol Systems Inc 149 Introduction Appendix A Manufacturable Test Equipment 150 Propaq Encore Service Manual Appendix B Dynatech Nevada Patient Simulator Modification Introduction Appendix B Dynatech Nevada Patient Simulator Modification Introduction The factory configuration of the Dynatech Nevada model 214A 215A and 217A Patient Simulators is incompatible with the Propaq Encore monitors with IBP channels when both the ECG and invasive pressure simulator channels are simultaneously connected to the monitor Erroneous readings result The patient simulator must be modified as described in this appendix in order to use both simulator channels with the Propag Encore monitors with IBP If only one simulator channel is used the modification is unnecessary Modify the patient simulator
25. 460 70 87 Worldwide Internet Access World Wide Web WWW URL http www protocol com service World Wide E mail solutions protocol com Protocol Systems Inc Technical Support Services 15 Recommended Service Intervals Section 1 Overview Recommended Service Intervals At the intervals listed below check the Encore monitor for normal operation Interval Condition Every 6 months to 2 years according to hospital protocols If battery does not retain a charge Monitor is dropped or suspected of damage or rough handling Suspected malfunction with all or part of monitoring parameters Monitor does not pass Functional Verification WARNING Located in this manual Complete risk leakage current Safety Check followed by a Functional Verification Check battery pack capacity Complete Safety Check followed by Functional Verification Section 3 and Section 2 Functional Verification of suspected parameter s Calibration of monitoring parameter circuits or repair followed by Safety Check and Functional Verification If the monitor is opened for repair or calibration a dielectric strength test must be completed to ensure the integrity of the patient isolation barrier The dielectric strength test procedure is provided in Section 2 14 Propaq Encore Service Manual Section 1 Overview Identifying Propaq Encore Configurations Identifying Propaq Encore Configurations The fol
26. 47N m Protocol Systems Inc 77 Replacing the Digital Board Section 5 Repair Procedures Replacing the Digital Board If a problem occurs with the Digital board return the entire monitor to Protocol for service See Section 1 for information on Technical Service ne note Do not remove the PROM from the Digital board The Digital board is secured beneath the Analog board by four screws and one hex post The four screws are located in the black brackets the hex post is located in the lower right corner of the board 1 Remove the battery pack according to the procedures on page 67 2 Open the monitor according to the procedure described in on page 71 3 Remove the Analog board according to the procedure on page 76 4 Remove the four screws fastening the Digital board to the front chassis 5 Use the nut driver to loosen and remove the hex post 6 Lift the Digital board up and out of the front chassis note The Digital board is connected to the EL display module by connector J1 This connector should detach easily 7 Remove the 10 pin ribbon cable cable from the Digital board to the Recharger board 78 Propaq Encore Service Manual Section 5 Repair Procedures Replacing the Digital Board CAUTION Do not touch the button contact surfaces on the underside 01 the Digital board These surfaces must remain clean and oil free If you touch them
27. 6208 Fax 440 1332 206209 Protocol Systems France Hartmann amp Lotz 42 Avenue Montaigne F 75008 Paris France Phone 33 153 67 52 64 Fax 33 1 53 67 52 63 Protocol Systems GmbH Germany Berliner Strasse 106 D 66424 Homburg Germany Phone 49 89 462 34 30 Fax 49 89 460 70 87 Protocol Systems Inc Holland Remmingweg 25F NL 1332 BC Almere The Netherlands Phone 31 36 532 89 41 Fax 31 36 532 84 33 Protocol System Asia Pacific Level 17 Price Waterhouse Centre 119 Armagh Street Christchurch 1 New Zealand Phone 64 3 37 94 429 Fax 64 3 37 92 374 Reorder No 810 0696 01 Rev A 3 98 Printed in the U S A Contents Contents Contents Safety Summary Important Safety Considerations 7 Penn ONS e n A E E E 8 DY VO OG E E TA E E 9 Section 1 Overview PUPON E 1005 N esse 11 Other Applicable Document eonia E E 11 Unpacking Proced roexuu suu aspa unun paqu Sk 12 CE ouzonn EA E T 12 Techical Sup POLt Ser VICES usun E haku spa AA 12 REGOMMIENGER Service TEL aS iss usura awa sssaskaqaspukanpistdkassashakapssa 14 Identifying Propag Encore Configurations 15 Beli Test and Service Nora ku an amu aaa aus 15 Section 2 Functional Verification soak au kuynin 17 Se TOD uuu pu uuu A a 17 Sel u apus ssa e asas naa S 19 Risk Leakage Current TESE u
28. 86 50 MSP BOARD OPT 224 225 228 229 D SERIES ALL E SERIES CO 020 0580 00 MSP BOARD OPTIONS 226 227 D SERIES ONLY 031 0058 50 CO OPTION MAINSTREAM CONNECTOR PANEL COs W BRACKET 020 0285 00 CONNECTOR PANEL CO W O BRACKET 020 0582 00 CO SENSOR 008 0130 01 CO OPTION SIDESTREAM OPTION INTERCONNECT CABLES LABELS ALL LANGUAGE APPLICATIONS LABEL LOGO PROPAQ ENCORE 640 0330 03 Protocol Systems Inc 145 List of FRUs Section 7 Field Replaceable Units FRUs LABELS ENGLISH APPLICATIONS 146 Propag Encore Service Manual Section 7 Field Replaceable Units FRUs List of FRUs REPLACEMENT PART DESCRIPTION PART NO LABELS FRENCH APPLICATIONS LABEL LEFT KEYS ALARM LEDS FRENCH 640 0378 00 LABEL RIGHT KEYS FRENCH 640 0375 00 LABEL PRINTER KEY PANEL FRENCH 640 0372 00 LABELS GERMAN APPLICATIONS LABEL LEFT KEYS ALARM LEDS 640 0379 00 LABEL RIGHT KEYS 640 0376 00 LABEL PRINTER KEY PANEL 640 0373 00 LABELS JAPANESE APPLICATIONS LABEL LOGO 202 JAPANESE ONLY 640 0393 00 LABEL LOGO 204 JAPANESE ONLY 640 0394 00 LABEL LOGO 206 JAPANESE ONLY 640 0395 00 LABELS SPANISH APPLICATIONS LABEL LEFT KEYS ALARM LEDS 640 0393 00 LABEL RIGHT KEYS 640 0394 00 LABEL PRINTER KEY PANEL 640 0395 00 SPECIAL SERVICE TOOLS NIBP CALIBRATION SETUP TUBING ADAPTER KIT 008 0012 00 Protocol Systems Inc 147 List of FRUs Section 7 Field Replaceable Units FRUs
29. CK EXHAUST PORT TUBING equipment alert message Acknowledge the equipment alert Protocol Systems Inc 39 Functional Verification Section 2 Functional Verification CAUTION The occlusion test can stress any defective pneumatic tubing connections and may cause leakage Always perform the following leak test after the occlusion test to reveal any tubing problems 13 Through the CO SPO gt s gt CO gt MORE menu push SOURCE to turn off CO2 BR monitoring Confirm the message 14 Connect the test tubing setup as shown on page 39 to the water trap inlet and to the exhaust port CAUTION Do not exceed 100mmHg during the following pressurization Excessive pressure can open internal tubing connections and cause leakage 15 Use the pump bulb to manually inflate the pressure to 100mmHg 16 Wait 15 seconds for the pressure to stabilize Note the pressure reading then wait an additional 60 seconds and record the leak rate This is the total leakage including water trap leakage from step 9 17 Subtract the water trap leakage determined in step 9 from the total leakage determined in step 16 to obtain the internal SCO leak rate which should be less than 10mmHg The total leakage including water trap leakage from step 9 cannot be more than 10mmHg 18 Disconnect the tubing setup from the water trap and exhaust port 19 With water trap installed in the water trap receiver turn on SCO mon
30. Close the bulb valve 9 Press CANCEL If there is no CANCEL button at this time go to the next step 10 Disconnect the adult cuff from the test setup and connect the neonatal cuff 3 that is wrapped around a solid 3 cm diameter cylinder 11 Press PUMP TEST 12 Check that the pump inflates the cuff to approximately 280 mmHg 13 After four minutes check that the displayed leakage is less than 50 mmHg Protocol Systems Inc 29 Functional Verification Section 2 Functional Verification i note If the leakage exceeds this specification first check all exterior hoses and fittings before diagnosing an internal air leak problem 14 Press MAIN MENU 15 Disconnect the cuff and Cuff Calibration Kit Temperature 1 Plug a 37 0 C YSI 400 series two conductor calibrated temperature probe simulator into the T1 jack on the Encore s left side panel Check that the 11 temperature is 37 0 1 C Repeat Steps 1 and 2 for T2 Plug a 37 C YSI 700 series three conductor temperature probe simulator into the 11 jack Check for 37 0 1 C Repeat Steps 4 and 5 for 12 Op p 23 Remove all connectors and turn the Encore off SpO Checks The following steps check the operation of the pulse oximetry option SpO2 1 Disconnect all test cables from the patient channel connectors It is not necessary to disconnect the cuff hose 2 Connect a NELLCOR SpOsz tester to the monitor The
31. Dynatech Nevada model 213A 215A or 217A patient simulator do not simultaneously monitor ECG and invasive blood pressure IBP unless the modification to the simulator is performed as described in Appendix B If you do not wish to modify your simulator use ECG and IBP independently 1 Press SETUP gt WAVESEL and check that the P1 and P2 waveforms are turned on 2 Connect the IBP cable from the patient simulator to an IBP input jack on the left side panel of the Encore 3 Set the simulator output pressure to 0 mmHg note If an alarm tone sounds press the SUSPEND RESUME button Zero P1 by pressing ZERO P1 Check that ZEROED is displayed 4 5 6 Press RESCALE 7 Check for a noise level of lt 3 mm 8 noise on the IBP waveform 9 After allowing a few seconds for settling check that the mean pressure reading is 0 mmHg 1 mmHg 10 Set the pressure simulator to 200 mmHg 11 After allowing a few seconds for settling check that the mean pressure reading is 200 mmHg 2 mmHg 12 Remove the cable from the P1 input jack and verify that the message P1 FAULT TRANSDUCER NOT DETECTED appears 13 Press any button to acknowledge the discontinuance of IBP monitoring 14 Press MAIN MENU Protocol Systems Inc 27 Functional Verification Section 2 Functional Verification NIBP 1 Connect the adult cuff manometer or pressure meter with bulb and the monitor together with the Cuff Cal
32. I Sa 57 Non Recoverable Error 0 siera sansa 58 Battery Capacity CRECE ominaan E A N 59 Section 5 Repair Procedures FTP O DUG OD uere E E O ENOS 61 Propad Encore SOLGW al Esrin a uses 61 6019 eresi E E AA 62 Propad Encore OPH ONS eironi nnn a a Sbasa saa 63 Field Replaceable Units in the Monitor 63 Replacing the Power Input F sezuuu ma asusaupaaqaumau aq aaa 66 Replacing the Battery Lucky aasapaquapaasasaaquqasquaSahasaduqasaso 67 Removing the Single Battery Pack oo pun aa qua ayasa 68 Removing the Dual Battery in Expansion Module 69 Removing the Dual Battery in SpO2 Module 71 Opening the MONTO rarioa an 71 Closing ihe VIOMITO 75 Replacing the Analog 76 Replacing the Dioitallpoak1 78 Replacing the EL Display Moduley uuu l m u A Sus 81 Remov ine Front Panel bul 65 u a E aaa asus ussuan 84 Replacing Recharger Board Fuse F2 86 Rep lacie Air TUDING u co annasman bas quas iqaqta aska ban aus asta 87 Replacing Cables taerien ionen a E O O TEN 87 Replacing FROM Sar
33. IAS CIRC HEATER CIRC MOTOR DRIVE pea ES ES F CIRC SIGNAL SSP NON ISOLATED CIRCUITRY BOARD X BARO DETECTOR CONV CONTROL PUMP CONTROL MOTOR NELLCOR I F CIRC BOARD CPU f MOTOR SENSE POSITION PRESSURE SENSORS AMPLIFIERS A D WATER PUMP CONV TRAP FILTER amp DETECTOR MULTIPLEX PUMP CONTROL CO2 SIGNAL 1097 13 TEMPERATURE Pneumatic connections not shown Protocol Systems Inc 141 Capnography CO2 Description Section 6 Technical Overview IPC Expansion The Inter processor Communications IPC bus originating in the Propaq Encore is passed to the MSP board from the expansion connector The two wire bus is expanded to the printer and to the Main Stream Processor via opto couplers Power Distribution System Power for CO and SpO circuit operations is derived solely from the expansion Connector The principal supply comes from the Propag Encore battery connections and an on board switching power supply CO Analysis Chamber Bench Analysis of the expired CO occurs in the bench The bench is located in the mainstream sensor for MCO or on the sidestream stick board for SCO In mainstream applications the sensor mounts over and connects to a disposable airway adapter cuvette through which the patient s exhaled gases flow In sidestream applications a sample of exhaled gases is obtained through a small diamete
34. NCTIONAL BLOCK DIAGRAM P502 10 MOTOR PRINTER DRIVER TO PAPER OUT DET TO HEAD UP SYSTEM PRINTER DET POWER CPU TO KEY BOARD FROM TO PROPAQ PRINTER HEAD 0 8 LOGIC IPG EXPANSION 0696 72 136 Propaq Encore Service Manual Section 6 Technical Overview Pulse Oximetry Option SpO2 Description Pulse Oximetry Option SpO Description The Propaq Encore pulse oximetry option SpO gt hardware includes two circuit boards a side panel D connector and related hardware The pulse oximetry option is installed either in the pulse oximetry option module attached to the rear of the monitor or in the expansion module when the printer or the CO options are also present The two circuit boards include the SPO Communications Processor SCP Board and the SpO Board The SpO Board provides all necessary circuitry to receive and process oxygen saturation data from the NELLCOR oxygen sensor The SCP Board prepares the data for processing by the monitor s processor and it handles all communications with the monitor The SCP Board also drives the SpO gt speaker The SpO option hardware consists of the following items e monitor option interface circuit board SCP board e SpO circuit board side panel connector 9 pin D connector SpO gt speaker e the SpO case attached to the rear of the monitor when no expansion module option is also present e inthe case of the printer the expansion module case
35. NELLCOR 5002 tester has no on off switch it automatically turns on with the monitor power 3 Turn off all alarms by pressing the ALARMS SUSPEND RESUME button 4 Check that the displayed SpO numeric is 81 2 5 Check that the pulse rate is 40 3 6 Check that the waveform is similar to the one shown on page 31 30 Propag Encore Service Manual Section 2 Functional Verification Functional Verification 19 00 25 PR 4 0 OT NIBP ECG RESP INV PRS Sp02 CO2 SETUP 7 Check that the speaker is sounding with every pulse indicated on the display 8 Disconnect the SpOz tester from the Encore 9 Check that an equipment alarm occurs 10 Press any button to acknowledge the discontinuance of SpO gt monitoring 11 Press MAIN MENU Printer Tests The following steps check the functionality of the printer note Functional verification should be performed on the monitor before beginning the printer tests The monitor must be functioning properly in order to perform printer tests 1 Disconnect all cables from the monitor Turn the monitor OFF then ON Press SETUP gt WAVE SEL gt INSERV Press MAIN MENU Wait at least 8 seconds and then press the printer s SNAPSHOT button oS H ae Yt 23 Check that the printer prints an approximately eight inch strip of the simulated patient data The paper should stop only after the entire waveform has been fed out of the printer N Press the printer s START
36. NFLATION VALVE IS INITIALLY CLOSED BUT OPENS AFTER INITIAL DUMPING BEGINS BY DUMP VALVE THIS CHECKS INTEGRITY OF DUMP VALVE S ABILITY TO OPEN DECREASING PRESSURE DEFLATION PRESSURIZED TARGET REACHED 0696 66 Cabling Diagrams The figure on on page 134 shows the system cabling and routing for the monitoring system Protocol Systems Inc 133 Section 6 Technical Overview Cabling Diagrams 531 35 XXZ ONINEYD 5 0 43 01 3 3 SW3LSAS 109010ud INI SH A SH3A etd DHA d e asia 300 e e 3Q0H1 9 037 300 037 037 3 TSE E D d s 02 29A OND waa OHIaSN gt Sad Oe ge ae id pans QN WOS MS 4 HOD_MS_UMd dNHOVGA HODTMS YMd 13 3GATCNI NJ asia AYT WA NIT TIAIA diifid SAIAWA ONS 2_S3ud Z SS3ayud 44ND AS 434 H21IMS 33HOd Id 0 0 q s L 343231 1 1NI 3 L I DNAS vu 7 7 L 4
37. NITOR DEFIB SYNCHRO CAUTIO Replace the fuse only with one of the same rating and size See Section 7 for Protocol part numbers 66 Propag Encore Service Manual Section 5 Repair Procedures Replacing the Battery Pack Replacing the Battery Pack WARNING Although the battery pack includes a fuse to prevent against personal and equipment damage the sealed lead acid battery pack is capable of quickly delivering dangerously high currents if improperly handled misused or abused These current levels may burn skin or damage the Propaq Encore Use extreme caution when handling the battery pack The battery fuse is not replaceable If the battery is shorted the entire pack must be replaced Do not try to service the battery fuses Insert a new battery pack into the Propaq Encore when the current battery no longer holds an adequate charge Verify the battery charges to capacity according to the Battery Capacity Test in Section 4 Dispose of used battery promptly Keep away from children Do not disassemble and do not incinerate or burn x GO BATTERIES MUST BE SEPARATED FROM OTHER DISPOSABLES FOR RECYCLING The battery maintains programmed defaults and time of day Without the battery the values for these items return to the factory settings If the power up error message TIME DATE SETTINGS LOST is displayed reprogram the time and day and monitoring default parameters according to the procedures described in the Propag E
38. PLASTIC AND CLAMP TO RELIEVE TENSION AGAINST PLASTIC 0696 42 6 Remove the two right side panel clamps by inserting the end of the flat blade screwdriver under the clamp and gently rotating the blade to loosen the clamp Then slide the clamp out 7 Press the side panel out of the rear chassis There is an adhesive gasket around the side panel which requires considerable force to separate Do not pry against components 94 Propag Encore Service Manual Section 5 Repair Procedures Replacing the Side Panels Removing the Left Side Panel 1 2 3 Remove the battery pack according to the procedures on page 67 Open the monitor according to the procedure on page 71 Remove the Recharger board according to the procedure on page 90 Remove the U shaped clamp that secures the left side panel assembly by inserting a small screwdriver between the clamp and plastic and the end of another flat blade screwdriver under the clamp and gently rotating the blade to loosen the clamp Then slide the clamp out INSERT SMALL SCREWDRIVER BETWEEN PLASTIC AND CLAMP TO RELIEVE TENSION AGAINST PLASTIC O O 0696 43 Press the side panel out of the rear chassis There is an adhesive gasket around the side panel which requires considerable force to separate Do not pry against components Remove the tubing attached to the cuff hose connector You can reuse this tubing when installing the new side panel Installing Side Panels i Cl
39. PROPAC encore Service Manual PROTOCOL SYSTEMS INC The Flexible Monitoring Company Copyright 1995 1998 Protocol Systems Inc Protocol Propaq Propag Encore Acuity Protocol Cordless and Flexible Monitoring are registered trademarks of Protocol Systems Inc Protocol Systems Inc is protected under various patents and patents pending NELLCOR DURASENSOR C LOCK and OXISENOSOR are registered trademarks of NELLCOR Incorporated Nellcor is protected under U S patents 4 261 643 4 653 498 4 770 179 4 802 486 4 869 254 4 928 692 and 4 934 372 LIFEPAK 5 and LIFEPAK 6s are registered trademarks of Physio Control Corporation The HP Component Monitoring System is a product of Hewlett Packard Company Copyright Notice Software in this Product is Copyright 1997 by Protocol Systems Inc or its vendors All rights are reserved The software is protected by United States of America Copyright laws and international treaty provisions applicable all over the world Under such laws it may be used as intended in the operation of the product in which it is embedded but it may not be copied decompiled reverse engineered disassembled or otherwise reduced to human perceivable form Protocol Systems Inc will make available specifications necessary for interoperability of this software on request however users should be aware that use of Protocol Systems Inc hardware and software with devices or software not sold by P
40. RE gt MORE gt SERVICE gt YES gt MORE gt MORE gt SETTINGS for software versions 2 0 and greater and then set the CO measurement units to millimeters of mercury mmHg 4 Allow the monitor and sensor to warm up for at least 15 minutes Pn note Possible errors may be caused if the area has high background CO levels or if CO has been forced outside of the airway adapter and into the sensor itself To reduce the background CO level the area should be well ventilated and preferably the technician should be the only person present If CO has been forced into the sensor allow 24 to 48 hours for the CO to dissipate 5 After 15 minutes check that the CO reading of ambient room air on the Encore display is 1 mmHg 1 mmHg 6 Install a rubber stopper in each end of the sensor airway adapter Refer to the Required Equipment list on on page 18 7 Connect the COs gas source through the hole in the stopper on one end of the airway adapter Leave the other end open 36 Propag Encore Service Manual Section 2 Functional Verification Functional Verification mas note Before performing the following steps convert the percentage of the gas source to partial pressure mmHg according to the procedures in Mainstream CO2 Verification Preparation on page 32 8 Introduce a flow of test CO at a rate of 60 to 200 ml min into the sensor airway adapter 9 For test gas calculated par
41. ROM with beveled OUTSIDE corner of the socket Carefully press the new PROM into place Fingers Beveled Corner PROM Beveled Outside Corner 1097 02 Cuff Fittings Air system integrity in the NIBP system is essential to ensure accurate measurements Routine wear of the O ring gasket located in the threaded fitting of the cuff hose can result in air leaks If you encounter air leaks that can not be found from the tests in this manual replace the O ring first WARNING Use of NIBP channel with leaking cuff hose fittings may result in inaccurate non invasive blood pressure measurements 1 Disconnect the cuff hose from the monitor Protocol Systems Inc 89 Replacing the Recharger Board Section 5 Repair Procedures oy Sk ee ee JS N Using pliers pull off the metal fitting from the cuff hose Cut approximately 1 2 off the cuff hose Using a small screwdriver remove the C clip from the fitting Remove the knurled nut from the fitting Remove the O ring gasket and replace it with a new one being careful not to nick or otherwise damage the new O ring Reassemble the fitting with the knurled nut and C clip Press the fitting back onto the cuff hose Replacing the Recharger Board The Recharger board is secured to the rear chassis by four screws When removing the Recharger board note the location of cables plumbing and screws and screw lengths 1 2 90 Remove the battery pack ac
42. STOP button The printer should begin continuous printing 8 Press the START STOP button to stop printing Protocol Systems Inc 31 Functional Verification Section 2 Functional Verification 9 Lay the Propaq Encore on its back 10 Press the START STOP button to start printing 11 Completely open the paper door on the bottom of the Expansion Module 12 Check that the printer stops printing and that an equipment alarm and CHECK DOOR message appear on the monitor screen 13 Cut or tear the printer paper in the printer mechanism from the roll leaving the strip of paper in the printer mechanism 14 Completely close the paper door 15 Press the START STOP button 16 After the printer runs out of paper check that an equipment alarm and PAPER OUT message appear on the monitor screen 17 Open the printer door and reload the paper into the printer 18 Close the paper door and set the monitor upright 19 Simultaneously press the PRINT TRENDS and START STOP buttons 20 Check that a test printout similar to one shown in the figure below is printed PROTOCOL SYSTEMS INC CO Verification Preparation The mainstream and sidestream CO functional verification procedures require calculating the local barometric pressure and partial pressure of the test gas in mmHg to compare to Propaq Encore displayed values Local barometric pressure The first step is to determine the local barometric pressure 1 Determine local a
43. Section 1 Overview The procedures in this manual indicate which buttons to push by separating each button menu name with the gt character For example to access the Service Menu the procedures would indicate for you to press SETUP gt MORE gt MORE gt SERVICE gt YES which means you press the SETUP button then the MORE button then the MORE button then the SERVICE button and tinally the YES button note The figure illustrates all Service Menu functions Some of these functions are not available if you do not have the appropriate option NIBP TEST IBP TEST SpO2 TST CO2 TEST MORE PUMP TEST AUTO PMP NIBP CAL ZERO PREV MENU HAR Geo Es MORE 0 0i CHECKER 1 KATAN BORDER PREV MENU Kee ER Ons Re BLS MAIN CAL MAIN TEST SIDE CAL SIDE TEST PREV MENU Ee ars SEE Em MORE KEY O KEY 1 KEY 2 KEY 3 PREV MENU 16 Propaq Encore Service Manual Section 2 Functional Verification Introduction Section 2 Functional Verification Introduction The functional verification procedures ensure proper operation of the Encore monitor and its options These procedures should be performed following module level repairs calibration or whenever there is a question about the accuracy or safety of the patient functions The calibration procedures in Section 3 should be used to return the monitor to operation within its performance specifications If the monitor does not pass the fun
44. T SETTINGS LOST TIME DAY RESET If this message appears when the Propag Encore is first turned on it generally indicates a drained battery The monitor can be used but the time and date and all other settings will return to factory defaults each time the monitor is turned off Replace the battery as soon as possible and reprogram the time date and other settings according to the Propaq Encore Reference Guide CUFF FAULT NIBP DISABLED SERVICE REQUIRED A single fault was encountered in the NIBP system Perform a functional check and calibration or repair as needed CALIBRATION ERROR TEMP DISABLED This message appears when the Propag Encore has detected that temperature circuitry is out of calibration The temperature channel is disabled until the Propag Encore is repaired There are no temperature channel adjustments the temperature channel uses a regulated power supply as a reference Check all power supply values Section 3 The Analog board may need to be replaced SENSOR FAILURE EEPROM MCO A failure in the sensor EEPROM is detected typically a checksum error The CO channel is disabled until the sensor cable is disconnected Replace the sensor SENSOR FAILURE HEATER MCO A failure in the sensor temperature control hardware is detected This is typically a sensor error but may be an MSP board fault Replace the sensor or MSP board as required SENSOR FAILURE MOTOR DRIVE MCO The mainstream sensor motor drive
45. T THESE POINTS ON BOTH CORNERS SIDES OF THE BOARD 3 In the next step if the gasket lifts off the display filter at any point you must inspect the display filter to verify that the conductive coating on the filter is still intact See the steps below 6 To carefully remove the display e Using a flat blade screwdriver each person should hold the silicone gasket down where it is visible between the posts at the top and bottom of the chassis see figure above e With their free hand each person should gently lift one side of the display module attempting to keep the silicone gasket in place on the display filter If the gasket lifts off the display filter at any time inspect the filter beneath the section where the gasket lifted to ensure the conductive coating around the perimeter of the filter is still intact Try not to disturb the rest of the gasket filter interface as you do this To inspect the filter look for a slight color variation between the perimeter conductive coating and the rest of the filter see figure on page 83 Tilting the front assembly at different angles under a bright light can help you see the color variation of the conductive coating The slight color variation should be continuous around the perimeter under the gasket If there is a break in this coating you must replace the front assembly with the display filter 82 Propaq Encore Service Manual Section 5 Repair Pro
46. able dc power supply as shown figure below 0696 02 RIBBED SMOOTH 7 Connect the adapter cable to the monitor s dc input jack 8 Verify that the input current from the variable dc power supply is less than 1 8A and that the green LED on the Encore s right side panel is on note Refer to the figure on on page 49 for adjustment and test point locations 9 Connect the DMM positive lead to P12 pin 1 or 5 10 Connect the DMM reference negative lead to non isolated ground at TP2 11 Adjust RP5 to 9 400V 0 010V dc 12 Move the DMM positive lead to TP4 13 Adjust RP3 to 2 393 V 0 015V dc Protocol Systems Inc 47 Recharger Supply Adjustments Section 3 Calibration 14 Move the positive lead back to P12 pin 1 or 5 15 Vary the input voltage from 12V to 28V and check that the output voltage remains constant The battery load voltage must not vary more than 0 100V dc 16 Decrease the power supply voltage from 12V to 7V while checking the right side panel green LED The LED should turn off between 7 and 12V 17 Disconnect the adapter cable from the Encore s right side panel 18 Remove the 4 9Q test load and replace it with the 4 65Q test load 19 Reconnect the adapter cable 20 Adjust RP1 to 9 350V 0 010V dc 21 Remove the 4 659 22 Reconnect the cable to P12 48 Propag Encore Service Manual Section 3 Calibration Display Voltage Adjustments Dis
47. ack cable from the monitor s power cable 3 Slide the monitor forward until it can be completely separated from the SpO module 4 Remove the dual battery pack 5 Store the battery in a safe place while disassembling the monitor and SpO module When attaching the SpO module verify that the continuous O ring gasket is in place Opening the Monitor Follow these steps to open the monitor casing and gain access to the three removable monitor boards 1 Remove the battery pack according to the procedures on page 67 2 Using a Phillips screwdriver remove the six screws securing the handle and monitor casing 0696 18 Protocol Systems Inc 71 Opening the Monitor Section 5 Repair Procedures CAUTION Before opening the casing more than one inch in the next step disconnect the tube from the pressure transducer at the joint Failure to disconnect the tubing may cause damage to the transducer or tubing 3 Slightly spread the casing open at the top until you can disconnect the pressure transducer tube indicated in the figure below 5 Detach the expansion connector cable to P1 from the front chassis of the monitor as indicated in the figure below 72 Propaq Encore Service Manual Section 5 Repair Procedures Opening the Monitor 6 Spread the casing open to an angle of about 80 degrees 7 Detach the following cables from the front chassis indicated in figure below Cable to P5 on the Analog boar
48. ae es oS a ee ee a ee Se hee 1 l l MCO2 I ANALOG I INPUT I MSP BOARD y MSP BOARD FULL MCO2 NO MCO2 I i SUPPORT SUPPORT I I i l l l I ree EXTENDER SPO2 ANALOG I OPTION 224 EXTENDER l I SPO2 BOARD I ri ANALOG SPO2 ONLY INPUT I HOUSING I OPTION 210 I L J s i I I I AN i OPTION 226 l SCO2 OPTION 225 ANALOG I OPTION 228 INPUT CONFIGURED TOGETHER OPTIONS OPTION 227 I 225 AND 228 ARE OPTION 229 l EXPANSION MODULE HOUSING OPTIONS 22X L TT T HeDn o ms s IE pro d 1097 12 Protocol Systems Inc 123 RECHARGER BOARD DISPLAY PS BATT RECHARGER NIBP PUMP amp VALVES LOCATED IN REAR CHASSIS System Description m u a aras w wara s awr uw a r a eee ww MONITOR CHASSIS ANALOG BOARD PATIENT DATA ACQUISITION ANALOG TO DIGITAL CONVERSION ISOLATED CPU REAL TIME ECG OUT ISO NON ISO POWER SUPPLIES REAL TIME ECG OUT LOCATED IN FRONT CHASSIS POWER CONTROL DATA AV 1dSId DIGITAL BOARD NON ISOLATED CPU DISPLAY CONTROLLER ISOLATED RS423 MONITOR POWER CONTROL DISPLAY POWER CONTROL NIBP CONTROL INTERFACE TO DEFIB KEYS SPKR LOCATED IN FRONT CHASSIS RS423 OUT I DEFIB SYNC ANALOG OUT System Descriptio
49. attached to the bottom of the monitor The SpO signal provided by the oxygen transducer or sensor is first processed by the SpO circuit board where it is converted to digital data then that data is passed to the SCP board where it is prepared for transmission to the Propaq Encore monitor s main microprocessor An SpO option isolated power supply powered by monitor batteries resides on the SCP board supplying power to the SpO circuits only If the SpO gt option is part of the expansion module the SpO gt power supply does not provide power to the printer in the expansion module The printer circuit board provides power to the printer A connector on the side panel allows connection of an oxygen transducer to the 9 pin D type connector directly to the Propaq Encore The NELLCOR oxygen transducer senses oxygen content of functional arteriolar hemoglobin through the use of light passed through the sensor site The reflective absorbative characteristics of hemoglobin at the wavelengths used allow the pulse oximetry circuits to obtain changing saturation levels which can be processed to obtain the oxygen saturation percentage Wavelengths in the red and the infrared regions of light are produced by light emitting diodes LEDs manufactured to emit light at the required wavelengths The reflected light is detected by a photo diode which converts the light to an electrical signal The LEDs are switched on and off under control of the SpO microp
50. cedures Replacing the EL Display Module OTI Coating Approx 0 125 0696 33 Protocol Systems Inc 83 Removing Front Panel Buttons Section 5 Repair Procedures When installing the display module Remove any dust from the display filter using pressurized de ionized gas Orient the display module so that the J1 connector is toward the buttons Orient the brackets so that the holes on the bracket straps align with the holes in the posts on the sides of the chassis Verify two washers are present for each screw Torque screws to 3 8in lbs to 4 2in lbs 43N m to 47N m After the display is in place blow out any particulate with de ionized gas Removing Front Panel Buttons This section describes how to remove the front panel buttons pn note OV OF A W N 84 You do not need to remove the display module to service the front panel buttons Buttons can be replaced while the display module remains in the front chassis Remove the battery pack according to the procedures on page 67 Open the monitor according to the procedure on page 71 Remove the Analog board according to the procedure on page 76 Remove the Digital board according to the procedure on page 78 Grasp the Silastic gray dome and pull the dome off the button post see figure on page 85 Squeeze the plastic button latches together and then push the button out the front of the panel see figure on page 85 Pro
51. clean them with a cotton swab moistened with isopropyl alcohol When installing the Digital board e Make sure the cable between the Digital board and the Recharger board is installed on the Digital board before placing the board in the front chassis see figure on page 80 e Remove the shield on the top of the Digital board in order to reconnect the display cable see figure on page 80 Protocol Systems Inc 79 Replacing the Digital Board Section 5 Repair Procedures INSTALL THIS CABLE BEFORE INSTALLING BOARD Blow out any dust and particulates from the board using pressurized de ionized gas before installing it Connect the display cable to the Display module e Replace the shield noting the correct screw lengths indicated on the shield When replacing the insulating shield make sure the left side of the shield is placed underneath the top surface of the bracket Torque all screws and the hex post to 3 8in lb to 4 0in lb 43N m to 47N m 80 Propag Encore Service Manual Section 5 Repair Procedures Replacing the EL Display Module Replacing the EL Display Module J CAUTIO Removing the EL display module may damage the electrically conductive inner surface of the display filter Protocol recommends leaving the display unit in the front chassis unless you replace the display unit and the front chassis together The conductive silicone gasket between the display module and display filter
52. cording to the procedures on page 67 Open the monitor according to the procedure on page 71 Disconnect the air tubing attached to the valves and pump at the junction indicated in the figure on on page 91 Propaq Encore Service Manual Section 5 Repair Procedures Replacing the Recharger Board DISCONNECT PLUMBING AT THIS POINT A 4 Disconnect cables P2 P3 P12 and P14 from the Recharger board Note cable routing for reinstallation 0696 39 5 Remove the four screws securing the Recharger board to the rear chassis Note the screw passing through the pressure transducer is longer than the three that pass through the board only Protocol Systems Inc 91 Replacing the Recharger Board Section 5 Repair Procedures Screws Screws 0696 40 6 Lift out the Recharger board sase CAUTION As you set the board in place during installation keep the board clear of the power switch solder terminals to avoid binding against them The terminals may become damaged if force is applied against them When installing the Recharger board e blow out any dust and particulates using pressurized de ionized gas move all cables out of the way torque screws to 3 8in lbs to 4 2in lbs 43N m to 47N m 92 Propag Encore Service Manual Section 5 Repair Procedures Replacing the Pump Replacing the Pump New wires and a connector are provided with the replacement pump kit 1 NOD Remov
53. ctional verification or when it is time to do a routine calibration see Section 3 WARNING Whenever the monitor is opened for calibration or repair a risk leakage current safety check as well as a dielectric strength integrity hi pot test must be performed as described in this section The Encore s service menu facilitates the functional verification It has several features for testing and verifying the NIBP cuff channel display invasive pressure channel and printer Refer to Section 1 for information about the Service Menu Self Tests Many functions such as alarms waveform and scale sizing and printer control are software operations During the monitor s power up self test the integrity of all programming is checked first If software testing is successful hardware tests are initiated If all testing is successful the monitor is ready for use See Section 4 for information on error messages Protocol Systems Inc 17 Introduction Section 2 Functional Verification Required Equipment You will need the following equipment to verify that all functions of the Encore operate correctly All test equipment must be calibrated to function within parameters specified by the manufacturer and must be traceable to a national calibration standard Some equipment can be manufactured See Appendix A for information on manufacturable test equipment Required Equipment Luer connector male for use with 1 8 I D tubing
54. d from the left side panel ECG connector on the rear chassis Cable to P6 on the Analog board from the left side panel IPB connector on the rear chassis Cable to P7 on the Analog board from the left side panel temperature jack on the rear chassis Cable to P8 on the lower Digital board from the right side panel on the rear chassis Cable to P9 on the Digital board from the right side panel on the rear chassis CABLES HERE awe 3 DISCON BBW UNDERLYIR GITAN BOARD SJ N I oj 8 Detach the two ribbon cables from the rear chassis indicated in figure on page 74 Ribbon cable to P10 on the Recharger board from the Digital board e Ribbon cable to P11 on the Recharger board from the Digital board Protocol Systems Inc 73 Opening the Monitor Section 5 Repair Procedures note The two halves are sealed by rubber O ring gaskets that are recessed around the perimeter of the rear chassis If the gaskets become loose replace them in the perimeter before re assembling the monitor 9 Separate the front chassis from the rear chassis see figure below lt gt F t lt Z tes 2 w d 74 Propaq Encore Service Manual Section 5 Repair Procedures Closing the Monitor Closing the Monitor 1 Before closing the monitor casing verify the following Cable to P on the Analog board
55. d not exceed Connect gases as instructed in cuvette 1 mmHg verification test Air mixed with standard gas Check integrity of test setup Gas temperature Gas temperature entering airway Store gas at room temperature adapter should be at room temperature Cuvette error Results should not vary more Use another cuvette airway than 0 5 mmHg due to cuvette adapter tolerances Thermal equilibrium error Sensor not warmed up Allow sensor system to operate for a 15 minute warm up period High CO reading with sensor CO forced outside of airway Contain exhaled breath through subject to room air only adapter into sensor This is the inside of cuvette only Do not possible during demonstration if allow gases to be forced outside exhaled gases are blown through of cuvette and into sensor hands cupped around cuvette housing If CO has been forced and exhaled gases are forced into sensor allow 24 to 48 hours into sensor for the CO to dissipate Sidestream CO Verification Procedure The following procedures verify the operation of the sidestream CO SCO gt option 1 Allow the monitor to warm up for 3 minutes before performing the SCO tests 2 If present disconnect the mainstream sensor from the monitor 38 Propag Encore Service Manual Section 2 Functional Verification Functional Verification 3 Ifinstalled remove the water tap from the receiver on the front left panel of the expansion module 4 Determine the loca
56. d tL IN DOA MOT 656 8Nid IL dyl llV8 NSA OSI ZNId kL quvogd I YS5DUVHOSAY 0 TV LISIG l l AIGNSAH gt Na dSIG TOYLNOS _ I NMOQLNHS gt Alddns WVHSDVIG AV1dSIG hee NANIAH a HOLINON 3155 Na 3 0 x AS 3HOON3 WOO LMS YMd MaNasd I 0 OZ AGLZ 97 AZL INMOCLNHS H3AAOd AV1dSIG 125 Protocol Systems Inc System Description Section 6 Technical Overview Monitoring Electronics System Description The monitoring electronics reside on the Analog and Digital boards located in the front chassis assembly Refer to the figure on on page 127 These circuits acquire the physiological signals from coupling devices electrodes transducers and probes convert the analog signal to digital data process the data for display and alarm monitoring e display the data and any alarm conditions e transmits the analog ECG signal across the isolation barrier for real time analog ECG output Isolation barriers on the Analog and Digital boards isolate the circuits connected to the patient from circuits connected to other devices including the monitor s power input Communications and power delivery across the isolation barrier are achieved using opto couplers and a transformer rated for medical applications Microcontrollers Cs control patient data processing alarm monitoring and display 126 Propag
57. e uuu a Leer Kuu h Lee Lee 2000 816 56 6 56 1000 656 38 38 10000 522 65 65 C C e600 jo reer o e561 34 Propag Encore Service Manual Section 2 Functional Verification Functional Verification Local Uncorrected Barometric Pressure LUP as a Function of Altitude Feet Altitude Pressure Altitude Pressure Altitude Pressure Altitude Pressure Feet mmHg Feet mmHg Feet mmHg Feet mmHg 1000 732 93 4000 656 38 10000 922 65 20000 349 24 Local Uncorrected Barometric Pressure LUP as a Function of Altitude Meters Meters mmHg Meters mmHg Meters mmHg Meters mmHg oo O wo Protocol Systems Inc 35 Functional Verification Section 2 Functional Verification Local Uncorrected Barometric Pressure LUP as a Function of Altitude Meters Meters mmHg Meters mmHg Meters mmHg Meters mmHg OO forar 200 as smo f asses SO ess Mainstream CO Verification Procedure This procedure verifies the accuracy of the Encore s mainstream COs MCOs measuring system If verification test results exceed specification limits calibration as instructed in Section 3 MAY or MAY NOT be required there are multiple possible sources of errors in testing as listed in the table on page 38 1 Connect a MCO sensor with airway adapter to the Encore MCO input connector 2 Turn on the Encore Press ALARM SUSPEND RESUME to disable the alarms 3 Press SETUP gt MO
58. e approximately 2 inches in diameter such as a paper towel or tissue paper tube to shield the area from ambient light 4 Adjust RP7 counter clockwise until the viewed area fades to black 5 Reposition the tube to view the brightest area now dim and simultaneously a lighted area pixels on Adjust RP7 clockwise until the background area just begins to illuminate Main Power Supply Adjustments The following procedures assume you are continuing from the recharger board calibration If not refer to the setup procedures provided at the beginning of this section 1 Turn off the monitor 2 Remove the metal shield from the analog board Note the two different screw sizes refer to Section 5 for instructions if necessary P6 PIN 10 P5 1823 0696 09 3 Connect the DMM reference lead to 1139 4 Connect the DMM positive lead to TP29 5 Turn on the monitor Press any of the lower five buttons to reset the Encore following equipment alerts 50 Propag Encore Service Manual Section 3 Calibration Main Power Supply Adjustments 6 Adjust RP7 to 5 000V 0 010V dc 7 Refer to the table below and check the dc supply voltages using the DMM Main Power Supply Voltage Checks Supply Voltages Ref Lead Voltage Limits VA TP43 or TP1 TP7 VR 0 1V to VR 0 2V TP43 or TP1 TP15 VR 0 2V to VR 0 35V 14 or TP1 TP17 2 48
59. e IBP cable to the P2 connector 6 7 Set the simulator to OmmHeg 8 Press ZERO P2 to zero the channel 9 Set the simulator to 200mmHg 10 Check that P2 displays 200mmHg 2 mmHg 11 Disconnect all patient cables from the left side panel Protocol Systems Inc 55 Invasive Blood Pressure Section 3 Calibration 12 Reinstall the Analog board shield and torque it according to the procedure in Section 5 MSP Board MCO Calibration The Propaq MSP board has two calibration adjustments One adjustment RP2 is a null adjust for electromagnetic interference emissions this adjustment has no effect on MCO performance accuracy The other adjustment RP1 is a barometric pressure altimeter setting This adjustment is set at Protocol during the production calibration process and does not require readjustment for use at other altitudes pe note The verification section of this manual Section 2 provides a procedure to verify MCO accuracy if the verification test results are within specifications board calibration is not required If verification test results exceed specification limits RP1 calibration MAY or MAY NOT be required Before adjusting RP1 check test parameters as indicated in the Table on page 38 to minimize testing errors Determine local barometric pressure as described in Section 2 on page 32 to verify Propaq barometer setting Adjust RP1 if required as instructed below 1 From Pro
60. e boards are seated on the support tabs Torque screws to 4 75in lbs to 5 25in Ibs 54N m to 59N m Reconnect the printer and expansion cables to the SCP board Protocol Systems Inc 109 Replacing the MSP SpO Circuit Boards Section 5 Repair Procedures Replacing the MSP SpO Circuit Boards The following instructions describe how to replace the MSP SpO circuit boards in the expansion module with a CO option Instructions for replacing SpO gt boards in SpO module and expansion module without a CO option installed are described in Replacing the SpO2 Circuit Boards on page 109 When replacing the MSP SpOb5 circuit boards remove both circuit boards with the patient connector side panel still connected Attempting to disconnect the patient connector side panel from the 5002 circuit board before removing both circuit boards with the side panel can damage the flex cable between the side panel and the SpO circuit board 1 Open the expansion module according to the procedure described on page 98 110 Propag Encore Service Manual Section 5 Repair Procedures Replacing the MSP SpO gt Circuit Boards I X L CAUTION In the next step the connector securing clips are fragile and will break if not handled carefully 2 Unplug the flex cable connector J5 from the MSP board but do not attempt to remove the mainstream CO connector side panel Flexible Connector J5 Speaker Cable 3 Disconnec
61. e expansion module to the monitor see figure below 2 Use the flat blade screwdriver to gently loosen the expansion module from the monitor see inset above 3 Slide the monitor forward until you can disconnect the battery pack cable from the monitor s power cable see figure on page 70 The battery pack should remain in the expansion module chassis Protocol Systems Inc 69 Replacing the Battery Pack Section 5 Repair Procedures 4 Continue to slide the monitor forward until it can be completely separated from the expansion module 5 Slide the dual battery pack forward out of the expansion module until the battery connector can be reached 6 Disconnect the battery connector from the expansion module see figure below 7 Remove the dual battery pack from the expansion module 8 Store the battery in a safe place while disassembling the monitor and expansion module 70 Propaq Encore Service Manual Section 5 Repair Procedures Opening the Monitor Removing the Dual Battery in 5062 Module The steps for removing the battery pack from the SpO module are identical to those in removing the battery from the expansion module except you remove all screws on the rear panel The monitor is secured to the SpO module with four screws each screw has two washers 1 Using a Phillips screwdriver remove the four screws from the SpO module rear panel 2 Slide the monitor forward until you can disconnect the battery p
62. e the battery pack according to the procedures on page 67 Open the monitor according to the procedure on page 71 Remove the Recharger board according to the procedure on page 90 Unplug the pump cable from the Recharger board Disconnect the tubing from the pump Cut the tie wraps securing the pump to the Recharger board Lift the pump from the board and remove the old tie wraps from the support brackets When installing a pump Slide new tie wraps into support brackets as shown in the figure below Set the pump onto the Recharger board Secure the pump to the Recharger board with tie wraps aligning the fastener ends as shown in the figure below and cutting off the excess Plug in the pump cable to connector P7 on the Recharger board Correct Position of Tie wrap Support Bracket 0696 41 Protocol Systems Inc 93 Replacing the Side Panels Section 5 Repair Procedures Replacing the Side Panels The Propaq Encore side panels are complete assemblies The side panels are sealed to the rear chassis with an adhesive gasket A new gasket is provided with the new side panel kit Removing the Right Side Panel 1 Remove the battery pack according to the procedures on page 67 2 Open the monitor according to the procedure on page 71 3 Remove the Recharger board according to the procedure on page 90 4 Cut and remove the tie wrap securing the bead connected to the side panel INSERT SMALL SCREWDRIVER BETWEEN
63. eam sensor connector or the sidestream Stick PCB provides all required information to determine the CO value 142 Propag Encore Service Manual Section 7 Field Replaceable Units FRUs List of FRUs Section 7 Field Replaceable Units FRUs List of FRUs The following list identifies the available FRUs for the Propag Encore To order an FRU contact Protocol Systems Technical Support as described in Section 1 REPLACEMENT PART DESCRIPTION PART NO MONITOR CIRCUIT BOARD ASSEMBLIES MONITOR FRONT REAR CHASSIS PARTS MONITOR SIDE PANELS LABELS NOT INCL LEFT SIDE PANEL AAMI CONNECTORS ALL MODELS 010 0138 01 LEFT SIDE PANEL HP CONNECTORS ALL MODELS 010 0157 00 RIGHT SIDE PANEL 010 0151 00 NIBP SYSTEM PARTS PUMP 680 0051 00 NIBP PLUMBING AAMI CONNECTORS ALL MODELS 020 0513 00 Protocol Systems Inc 143 List of FRUs Section 7 Field Replaceable Units FRUs INTERNAL TUBING SILICONE 2 FEET 0 104 ID MISC COMPONENTS FOR MONITOR EXPANSION MODULE PRINTER OPTION PRINTER ASSEMBLY D SERIES ONLY 020 0516 00 PRINTER ASSEMBLY D SERIES 020 0579 00 MAIN CHASSIS EM W PRINTER 020 0520 00 MAIN CHASSIS EM W PRINTER FOR CO CONN PANEL W O BRACKET 020 0581 00 144 Propag Encore Service Manual Section 7 Field Replaceable Units FRUs List of FRUs REPLACEMENT PART DESCRIPTION PART NO PULSE OXIMETER OPTION CO OPTION MAINSTREAM SIDESTREAM MSP BOARD OPT 224 225 228 229 D SERIES ONLY 020 02
64. ean all gasket material from the rear chassis where the side panel is to be installed The adhesive side of duct tape can be used to pull away old gasket residue Attach the tubing to the NIBP cuff hose connector Route the bundle of cabling with the bead under the temperature connector housing so that when the side panel is installed the connectors will extend out of the rear chassis along the bottom of the chassis See the figure on on page 96 Protocol Systems Inc 95 Replacing the Side Panels Section 5 Repair Procedures A z ROUTE CABLE ALONG BOTTOM OF REAR CHA new note Uncovering the protective paper in the next step exposes the adhesive on the gasket Do not touch or otherwise contaminate the adhesive or the adhesive may not properly seal the side panel 4 On the new side panel remove the protective paper from the gasket attached to the side panel note When installing the left side panel in the next step slightly bend up wires at the P1 and P2 pressure connector pins to allow proper fit 5 Setthe side panel in place Make sure the side panel completely sets in place it should be flush with the exterior of the rear chassis If not properly fitted the clamp securing the side panel will not seat 6 Apply slight pressure to seal the side panel in the rear chassis Do not force the clamp in the next step Forcing it may damage the side pa
65. een several subsystems in the Expansion Module This circuit board connects directly to the expansion connector providing a direct interface to a Propag Encore Display Processor system The MSP board also supports Main Stream CO an interface to the SpO system an interface to the Printer option an interface to sidestream CO 140 Propag Encore Service Manual Section 6 Technical Overview Capnography CO2 Description Mainstream Board The MSP board is divided into isolated and non isolated circuitry See the figure below Non Isolated Circuitry The Non Isolated circuitry on the MSP board interfaces with the Propagq Encore the printer the speaker P6 and P7 expansion connectors and with the Main Stream Processor which resides on the isolated section of the MSP board Isolated Circuitry The Isolated Circuitry directly controls the hardware responsible for the CO measurement function CPU Circuitry The CPU Circuitry includes the Philips 80C552 micro controller 32K of RAM 64K of ROM and standard RESET circuitry A UART directly interfaces with the Nellcor SpO board providing the SpO measurement function The CO and SpO functions are isolated from all other subsystems in the Propag Encore or Expansion modules but not from each other CAPNOGRAPHY FUNCTIONAL BLOCK DIAGRAM MSP NON ISOLATED CIRCUITRY MSP ISOLATED CIRCUITRY PRINTER NON ISO ISO PWR ISO PWR Ra I F CONN POWER TRANS SUPPLY Ra DET B
66. el is attached to the chassis with four screws Use the following procedure to remove the front panel 1 Remove the four screws see the figure below holding the front panel 2 For expansion module options with sidestream CO 226 227 228 or 229 disconnect the cables from J1 and J3 on the SSP board 100 Propag Encore Service Manual Section 5 Repair Procedures Replacing Expansion Module Front Panel pn note To replace the sidestream COs assemblies refer to the procedures beginning on page 112 0696 48 3 Separate the front panel from the chassis disconnecting the front panel cable from the expansion module button board A rubber O ring gasket seals the front panel to the chassis This gasket should be saved for re installing on the front panel When installing the expansion module front panel e Verify the O ring gasket is in place and not pinched Torque screws to 6 65in lbs to 7 35in lbs 75N m to 83N m Protocol Systems Inc 101 Replacing Expansion Module Button Board and Buttons Section 5 Repair Procedures Replacing Expansion Module Button Board and Buttons The expansion module contains a button board that has electrical contact areas to detect when an expansion module button is pressed The front panel buttons are similar to the monitor buttons A plastic button and flexible contact touches the contact area on the button board when a button is pressed Use the tollowing proced
67. electric breakdown WARNING If any dielectric breakdown occurs do not use the monitor All internal sheet insulation barriers must be properly installed Check the monitor to determine the cause of dielectric breakdown then repair the monitor or return the monitor to Protocol Systems for repair 20 Propag Encore Service Manual Section 2 Functional Verification Functional Verification Functional Verification The functional verification must be done only when the monitor is fully assembled If the monitor has been stored for longer than one month without the monitor connected to the ac adapter for rechargine the battery voltage must be checked The battery must be replaced if it cannot hold a charge Refer to Section 4 for a battery capacity test Some configurations of the Encore monitor do not include impedance pneumography RESP and other neonatal monitoring parameters In these versions RESP does not appear in menus or on the screen displays You can ignore RESP and other terms relating to neonatal monitoring when indicated in the following instructions If you plan to use a Dynatech Nevada model 213A 215A or 217A Patient Simulator to simultaneously simulate ECG and invasive blood pressure see Appendix B for important information Before starting the verification procedures charge the battery for at least 8 hours with the monitor turned off Charge for 12 hours if a Printer or SpO module is attached
68. emove the left side panel to disconnect this tube Leave that length of tubing connected to the side panel but disconnect it from the rest of tubing assembly as indicated by the arrow in the figure below and replace the tubing assembly Replacing Cables If you suspect a cable to be faulty check its continuity on all pins If you need to replace a cable refer to Section 7 for part numbers See the figure on page 88 for cable locations When removing a cable be sure to note the routing It is important that the new cable is routed in the same manner Protocol Systems Inc 87 Replacing PROMs Section 5 Repair Procedures Replacing PROMs Please read the information in Propaq Encore Software on page 61 The PROMs require a special removal tool to replace them See the Required Tools list on page 62 To prevent damage to the PROM sockets do not use any other tools mm sees CAUTIO The PROMs can be damaged by static discharge Work only at a static protected work station 88 Propag Encore Service Manual Section 5 Repair Procedures Replacing PROMs Do not remove the PROMs from the Analog and Digital board The following instructions describe how to replace all other PROMs To remove the PROMS insert the fingers of the PROM removal tool into the slots at two corners of the PROM and pull out the PROM while squeezing the legs against the PROM To load the new PROM align the beveled corner of the P
69. ess ECG RESP gt MORE Then press CHANGE to select the four HR PR TONE levels Verify that the tone volume changes and goes off when turned OFF Set the volume to LOW 10 Press MAIN MENU 11 Press SETUP gt MORE gt MORE gt TIME DAY for monitor software less than version 2 0 and check that the displayed time and date are correct If incorrect press NEXT and UP or DOWN to select and change the time and date and then set by pressing the ENTER button 12 Turn off the monitor Protocol Systems Inc 23 Functional Verification Section 2 Functional Verification ECG RESP Channel amp Alarm Indicators The following procedures verify the ECG channel and the alarm indicator drivers 1 Turn on the monitor and verify that it powers up correctly 2 Connect the ECG channel to the patient simulator using all five ECG leads 3 Set the patient simulator as follows ECG Waveform normal sinus rhythm ECG Rate 80 beats per minute bpm ECG Size 1 mV amplitude Resp Lead Lead I Resp Baseline Impedance 1 KQ Resp Rate 40 breaths minute br m Resp Breath Amplitude 1 0Q 4 Set the monitor as follows Respiration ON ECG RESP gt MORE select and set RESP to ON ECG Lead Lead II ECG RESP gt ECG LEAD Respiration Lead Lead I ECG RESP gt MORE then select the lead and change as necessary ECG Size 1 mV ECG RESP gt ECG SIZE Resp Size 8X ECG RESP gt RESP SZE ECG Sweep 25 mm Sec SETUP gt MORE select a
70. estream applications the MSP board is mounted within the rear panel of the Expansion Module housing Mainstream CO Option In the mainstream sampling method the CO analysis chamber commonly referred to as the bench is an integral part of the mainstream sensor which is located in line between the patient s airway and the ventilator circuit via an airway adapter The patient s expired gas is sampled directly from the patient s airway The MSP board interfaces the external mainstream sensor to the Propag monitor Sidestream CO Option In the Sidestream sampling method the bench is located on the Stick board within the Propag monitor A sample of the patient s expired gas is aspirated from the airway and is drawn to the bench through a sampling line containing a water trap The Stick board also contains pneumatic tubing that connects to the SSP board The Stick board is mounted on the Sidestream Processor board assembly SSP board which interfaces the Stick board to the Propaq monitor The SSP Stick board assembly is mounted within the front bezel of the Expansion Module housing of the Propaq monitor System Interface The SSP board power and communication is obtained via the extender board that connects to the MSP board The extender board routes datalines from the MSP board and contains additional power supplies for powering the SCO boards The Main Stream Processor circuit board MSP board is the major interface connection betw
71. f the Propaq Encore do not include impedance pneumagraphy RESP in some countries This manual is intended for the technically qualified service person Service training classes on Protocol Systems products are available Contact Protocol Technical Service for information Other Applicable Documents Several other documents are available for the Encore monitor Refer to those documents for other than maintenance and repair information Check the Encore Reference Guide for information on other user s documentation Propag Encore Reference Guide English Language U S 810 0639 XX Propag Encore Reference Guide English Language International 810 0640 XX Propag Encore Reference Guide German Language 810 0641 XX Products amp Accessories Book 810 0409 XX Protocol Systems Inc 11 Unpacking Procedure Section 1 Overview Unpacking Procedure Use the tollowing guidelines when unpacking the Encore monitor from its shipping carton 1 Before opening the Encore monitor shipping carton check it for damage 2 If damage is apparent stop unpacking the carton and contact the shipping company for further instructions If the carton is intact unpack the Encore monitor 3 With the Encore monitor out of its carton check to see that all the items listed on the packing slip provided with shipment are in the shipping carton 4 If an item is missing first recheck the carton then check with your receiving department If necessary con
72. g data packets over serial communication lines The print head assembly contains 5 segments consisting of 64 thermal printing dots each for a total of 320 dots which cover the width of the paper As the paper moves under the print head the system enables each segment energizing the thermal dots as necessary The Printer Main board consists of five functional blocks Printer CPU Printer Driver Printer Logic System Power and Printer Power These blocks are interconnected by several control lines and buses External to the Printer Main board are the key panel housed in the expansion module front chassis and the printer motor and print head both parts of the printer mechanism The Printer CPU block receives data and control information from the Propag Encore through the Printer Logic block The Printer CPU sends data to other printer circuits to control printer functions and sense printer conditions Through the Printer Driver the CPU controls the stepper motor and detects when the paper has run out The CPU loads print data into the Printer Logic block and through this block controls the individual printhead segments The CPU also interfaces with the Propag Encore through this circuitry The System Power block provides several dc power supplies to the printer The Printer Power block provides the 24V printer power supply Protocol Systems Inc 135 Expansion Module and Printer Description Section 6 Iechnical Overview PRINTER FU
73. g the calibration procedures press SETUP gt ALL ALRM gt YES version 2 0 software to remove the bell symbol from the display In order to inhibit the Apnea alarm turn off Respiration monitoring press ECG RESP gt MORE and set RESP to OFF Protocol Systems Inc 45 Recharger Supply Adjustments Section 3 Calibration Recharger Supply Adjustments WARNING High voltages approximately 200V dc or 360V ac are present on the recharger board when the Encore is turned on These voltages present a shock hazard if contacted during calibration Use non conductive adjustment tools and keep fingers and conductive objects away from the Recharger board components when calibrating 1 Verify that the Encore power switch is off 2 Disconnect the battery connector from P12 on the recharger board see figure below 3 Disconnect P8 from the Digital board see figure below 0696 07 4 Connect the 4 9 test load see Appendix A to the battery connector P12 5 Set the power supply output to 15 0V de 46 Propag Encore Service Manual Section 3 Calibration Recharger Supply Adjustments CAUTIO Adjustment of RP3 in step 12 on page 47 below sets an overvoltage limit which if misadjusted can cause fuse F1 on the right side panel to open If you suspect that RP3 has been misadjusted turn it fully clockwise before connecting power to the dc input jack on the Propag Encore 6 Attach the dc power adapter cable to the vari
74. g the monitor 44 Propag Encore Service Manual Section 3 Calibration Procedures Procedures This section contains procedures for calibrating the Propaq Encore monitor e Recharger board e Analog board e Digital board CAUTION All calibration service and repair must be done at a static protected work station Failure to protect against damage due to static discharge can damage components in the Propaq Encore Setup You must work at a static protected work station In order to calibrate the monitor you must open and then perform some disassembly to reach the necessary calibration points Refer to Section 5 for all disassembly and re assembly procedures Failure to follow disassembly procedures may result in damaged internal parts 1 Before you begin disassembly charge the battery pack for at least 8 hours to ensure it is fully charged 2 Remove any options attached to the monitor If either the SpO or expansion module is attached to the monitor remove it before starting the calibration The calibration procedures in this section are for the three Encore monitor boards only Remove the battery pack Disconnect the ac power adapter from the monitor s right side panel power input connector Open the monitor Os pE p Disconnect P1 expansion connector cable from the Analog board and open the front chassis approximately 90 degrees men note To disable the alarms while performin
75. hardware has failed The channel is disabled until the sensor is disconnected Replace the sensor DEGRADED WAVEFORM CHECK ADAPTER MCO The airway adapter cuvette may be contaminated or the light source in the sensor may be faulty Clean or replace the cuvette as required or replace the CO sensor LACK OF WAVEFORM SENSOR DISABLED MCO The airway adapter cuvette may be contaminated or the light source in the sensor may be faulty Clean or replace the cuvette as required or replace the CO sensor SENSOR FAILURE CALIBRATION ERROR MCO A Sensor failure has occurred Replace the sensor Protocol Systems Inc 57 Screen Messages Section 4 Troubleshooting PUMP FAILURE SERVICE REQUIRED SCO The sidestream pneumatic tubing is kinked or a pump failure on the SSP board has occurred Correct the tubing problem or replace the SSP board as required DEGRADED WAVEFORM SERVICE REQUIRED SCO This error indicates possible contamination or light source failure in the CO measurement chamber bench that is located on the Stick board or by a failure of the SSP Board Replace the Stick or SSP board as required LACK OF WAVEFORM SERVICE REQUIRED SCO This error indicates possible contamination or light source failure in the CO measurement chamber bench that is located on the Stick board or by a failure of the SSP Board Replace the Stick or SSP board as required MOTOR FAILURE SERVICE REQUIRED SCO The mot
76. he sidestream main board yyy zzzz indicate specific types of problems Contact Protocol Systems Technical Support for more details 58 Propag Encore Service Manual Section 4 Troubleshooting Battery Capacity Check Battery Capacity Check Several variables affect monitor operating time on battery e active options frequency of NIBP measurements e frequency and length of printouts ambient temperature battery age and condition displayed information Refer to the Propag Encore Reference Guide for battery care information and expected operating times If the monitor fails to operate on battery for an extended period of time follow the procedure below to check the capacity of the Encore s lead acid battery Lead acid batteries have a very limited shelf life you must test the battery if the Encore has been stored for two or more months without the ac power adapter plugged in A new battery should pass the following test The run time of older batteries will decrease proportionally with age Replacement is recommended when the run time becomes insufficient for the monitor s intended application 1 Use the ac power adapter and charge the monitor for at least 8 hours with the monitor turned off 12 hours if a printer or pulse oximeter is attached Disconnect the cuff and all cables from the monitor Turn off all printing if a printer is attached Disconnect the power adapter Turn on the monitor Run the monitor
77. ibration Kit as shown in the figure below 300 mmHg Manometer Connect to Encore Cuff Hose Connector Wrap cuff around solid cylindrical object with diameter about that of a human arm Calibration Adapter Kit 0696 03 2 Wrap the adult cuff around a cylindrical object about the size of an adult s arm 3 Press SETUP gt MORE gt MORE gt SERVICE gt YES gt NIBP TEST gt NIBP CAL note The NIBP CAL mode holds pressure for 10 minutes If performing steps 4 through 9 takes longer than 10 minutes press NIBP CAL again 4 Close the valve on the bulb and inflate the cuff to 250 mmHg as shown on the manometer 5 Check that the readings PR1 and PR2 on the monitor s display are 250 3 mmHg PR1 and 250 15 mmHg PR2 as show in the figure on page 29 28 Propag Encore Service Manual Section 2 Functional Verification Functional Verification 19 00 25 NIBP TEST BATTERY 8 1 VOLTS CNTS mmHg DAC VALVE PR1 578 249 4 130 0 PR2 338 259 OSC 1600 LEAK 10 mmHg DIAG 0 BLEED mmHg min PUMP secs PUMP TEST AUTO PMP NIBP CAL ZERO PREV MENU 6 Manually reduce the pressure as indicated on the manometer to each of the levels shown in the following table and check the displayed value of PR1 to be within the tolerance listed in the following table Pressure Tolerance mmHg mmHg 7 Reduce the pressure to 0 mmHg and check that the displayed readings PR1 and PR2 are 0 2 mmHg 8
78. ing the extender board 1 Remove the extender board from the MSP board through the left card slot in the expansion module When reinstalling the extender board observe P6 connector mating while installing through the left card slot to ensure proper connection with the MSP board Removing the SSP Stick board assembly EE by E E s CAUTION When servicing the SSP and Stick board assemblies be sure to note the tubing routing prior to disconnection Always reassemble tubing exactly as removed 112 Propaq Encore Service Manual Section 5 Repair Procedures Replacing the Sidestream CO2 Assemblies J7 Stick Board gules T w gt lt Y 7 gt No connection Pressure Transducer SSP Board 1097 18 Screws Water Trap Receiver Exhaust Port Hole 1097 19 1 Remove the two screws located on the right edge of the SSP board as viewed from the front 2 Tilt the loosened right edge of the SSP board assembly with interconnected Stick board up away from the mounting screw posts far enough to allow access to the tubing connections under the board 3 Disconnect the tubing from the water trap receiver and exhaust port using rounded non serrated pliers only Disconnect the water trap switch connector from J4 4 Lift the SSP Stick assembly up and out of the front chassis plastic clearing all board components from the retaining tabs on the insides of the front chass
79. is plastic as the assembly is removed Removing the Stick board from the SSP board 1 Disconnect the tubing from the pump and pressure transducer PT2 on the front facing side of the SSP board and the pneumatic reservoir on the rear facing side Protocol Systems Inc 113 Replacing the Sidestream CO2 Assemblies Section 5 Repair Procedures 2 Remove the two screws from the front facing side of the SSP board that secure two slotted nylon Stick board retainers 3 Pullthe Stick board up to free it from connector J7 and remove it from the SSP board For Stick board replacement purposes leave all tubing as removed connected to the Stick board When reconnecting the Stick and SSP boards e reconnect the two boards connector J7 e install retainers onto Stick board install screws into retainers to secure the Stick board torque to 2 5 in Ibs reconnect tubing to the pump transducer PT2 and the pneumatic reservoir route tubing exactly as removed When reinstalling the SSP Stick assembly into the front panel e reconnect water trap switch to J4 on the SSP board e from a vertical position insert left edge of SSP board into retaining tabs on the inside of the front panel plastic e align tubing as originally configured to allow access for connections and to prevent pinching connect tubing to the water trap using rounded non serrated pliers only WARNING Failure to connect the exhaust post tubing may allow concentrati
80. itoring through CO SPO gt CO gt MORE gt SOURCE 20 Through the CO SPO gt CO gt MORE gt FLOW RATE menus set the monitor flow rate to 90mL min 21 Wait 5 minutes 22 Connect the flow meter to the water trap 23 Check that the measured flow rate is between 76 and 104 mL min 24 Disconnect the flow meter from the tubing connected to the water trap leave the open length of tubing connected 25 Connect the flow meter in line with the CO gas delivery tubing 26 Adjust the CO flow for a rate of 110 200mL min 27 Insert the gas delivery tubing and the open sampling line from step 24 into a small ziplock bag sandwich sized with the zip lock closed as far as possible without pinching the tubing This will slightly pressurize the bag with the test gas 40 Propag Encore Service Manual Section 2 Functional Verification Functional Verification 28 Wait two minutes for the bag to fully equalize with the test gas 29 Calculate the partial pressure of the test gas used as instructed in the CO Verification Preparation section beginning on page 32 30 Multiply the calculated partial pressure in mmHg from step 29 by 0 95316 Record this calculation for use in step 33 31 Select the SIDE TST through the SERVICE gt CO TEST gt SIDE TST menus 32 Observe the instantaneous CO value on the service screen for a constant value indicating that the CO concentration in the ziplock bag has stabilized 33 Check tha
81. l barometric pressure as instructed in the CO Verification Preparation section on on page 32 steps 1 3 5 Select the SIDE TST screen through SETUP gt MORE gt MORE gt SERVICE gt YES gt CO TEST 6 Verify that BARO TRUE and INT are within 15mmHg 5mmHg typical of the barometric pressure determined in step 4 7 Connect the test tubing setup shown in the figure below to both ends of a test water trap 300 mmHg Manometer Test Watertrap _ D 7 Luer Connectors Calibration Adapter Kit Standard adult cuff wrapped around arm sized cylinder 1097 17 8 Use the pump bulb to manually inflate the pressure to 100mmHg as read on the pressure meter or manometer 9 Wait 15 seconds for the pressure to stabilize Note the pressure reading then wait an additional 60 seconds and check that the pressure has not dropped more than 10mmHg Replace the water trap and retest if the leak rate is over 10mmHg Record the leak rate value for use in step 17 below 10 Disconnect the water trap from the test setup and install it into the water trap receiver of the monitor under test Wait for SRCH to appear in the SCO numerics window 11 Plug the water trap inlet and verify that the monitor generates an OCCLUSION CHECK WATER TRAP TUBING equipment alert message Acknowledge the equipment alert Wait for SRCH to appear in the SCO numerics window 12 Plug the exhaust port and verify that the monitor generates an OCCLUSION CHE
82. lindrical object about the size of an adult s arm 4 Press SETUP gt MORE gt MORE gt SERVICE gt YES gt NIBP TEST gt NIBP CAL Use the bulb to inflate the system pressure to 250mmHg as read on the manometer a note If testing takes more than 10 minutes NIBP CAL will cancel Press NIBP CAL again and resume testing 5 Watching the value of PR1 on the Encore monitor screen adjust RP2 until the service screen reading matches the manometer Protocol Systems Inc 53 Non Invasive Blood Pressure Calibration Section 3 Calibration 19 00 25 NIBP TEST BATTERY 8 1 VOLTS CNTS mmHg DAC VALVE PR1 578 249 4 130 0 PR2 54 0 OSC 1600 LEAK mmHg DIAG BLEED mmHg min PUMP secs PUMP TEST AUTO PMP NIBP CAL ZERO PREV MENU 6 Manually change the system pressure to check linearity tolerances at the following levels Pressure Tolerance mmHg mmHg 7 Deflate the pressure to OmmHg 8 Disconnect the tube from the transducer 9 Set the oscilloscope to ac coupled bandwidth limited 10 Connect the oscilloscope probe to TP47 on the Analog board 11 Connect the oscilloscope reference lead to TP43 or TP1 on the Analog board 12 Check for lt 15mV peak to peak noise an note Measure the low frequency noise bounce only Make the peak to peak measurement from the center to center of the trace to disregard the fuzzy high frequency noise 13 Disconnect
83. lowing table identifies Propaq Encore configurations and how they are indicated The model option number and serial number are located on the back of the housing The monitor indicators are located under the handle on the back Serial Defining Parameters Number Prefix Product Model Option Housing Number Number PROPAQ ECG NIBP 2 TEMP RESP EL DISPLAY ENCORE MONITOR ECG NIBP 2 TEMP 1 IBP RESP EL DISPLAY ECG NIBP 2 TEMP 2 IBP RESP EL DISPLAY SPO ONLY MODULE EXPANSION PRINTER MODULE PRINTER SPO SPO gt MCO PRINTER SPO MCO SPO SCO PRINTER 5802 SCO SPO MCOs SCO PRINTER 580 MCO gt SCO Self Test and Service Menus The Encore monitor includes built in self tests that verify the integrity of its hardware and software each time you turn it on If the monitor turns on and displays the Main Menu all self tests were passed If a self test results in a failure a message and error code are displayed indicating the failure mode Refer to Section 4 and contact Protocol Systems Technical Support for help The Encore monitor contains software routines that make the Functional Verification and Calibration procedures quicker and easier You access these routines through the Service Menus as indicated in each of the procedures The figure on page 16 shows the hierarchy of the Service Menus once you enter the top level Service Menu Protocol Systems Inc 15 Self Test and Service Menus
84. ltitude above sea level For worldwide locations obtain altitude from local geological maps U S G S maps in the United States or other local references on the maps Refer to the table titled Uncorrected Barometric Pressure as as Function of Altitude use this table to determine the local uncorrected pressure LUP 2 Determine ATIS reported pressure inches or millimeters of Hg For U S locations consult local telephone directories to obtain the Automated Terminal Information Service ATIS number typically listed under United States Government Offices Department of Transportation Federal Aviation Administration and Air Traffic Control Towers 32 Propaq Encore Service Manual Section 2 Functional Verification Functional Verification Among various statistics reported is the altimeter which is given in four integers The four digits represent the barometric pressure as referred to sea level in units of inches of mercury with an assumed decimal point occurring between the second and third numbers For worldwide locations equivalent altimeter statistics in millimeters of mercury may be obtained from local agencies note The difference in altitude between the calibration site and the ATIS site should not be greater than 30 m or 100 ft 3 Determine local barometric pressure using LUP and ATIS Apply the ATIS and LUP values to the following formula to calculate the local barometric pressure
85. memory on various system board The following PROMs may require replacement during board exchange processes Refer to procedure on page 88 for replacement instructions e DAP PROM on the analog board in the Encore monitor e PCP PROM on the printer main board in the Expansion Module e SCP PROM on the SCP board in the SpO gt option e MSP PROM on the CO board MSP in the Expansion Module e SSP PROM on the sidestream main board SSP in the Expansion Module When you remove one of these boards for replacement you should remove the PROM from the board and store it in an anti static plastic bag until you receive the replacement board Keeping the PROM allows you to install it in the new board and ensures the replacement board will be Protocol Systems Inc 61 Required Tools Section 5 Repair Procedures compatible with the rest of your Encore system software pa note The DCP PROM and the digital board are not field replaceable due to external programming requirements Do not remove the DCP PROM For digital board service and or a DCP software update contact your Protocol Service representative WARNING STATIC DISCHARGE WARNING All calibration service and repair must be done at a static protected work station Failure to protect against damage due to static discharge may reduce monitor operation life and increase repairs Place the monitor in an anti static area before servicing the monitor Required Tools
86. n Section 6 Technical Overview NIBP PNEUMATICS DURING PUMP UP TO TARGET PRESSURE TO DAP A D CONVERTER PRIMARY TRANSDUCER SERVO LINEAR VALVE PARTIALLY OPEN BLEED VALVE CLOSED SECONDARY TRANSDUCER TO DCP A D CONVERTER ATMOSPHERIC PRESSURE INCREASING PRESSURE INFLATION 0696 63 DECREASING PRESSURE DEFLATION PRESSURIZED TARGET REACHED 130 Propag Encore Service Manual Section 6 Technical Overview System Description NIBP PNEUMATICS AT MAXIMUM TARGET PRESSURE TO DAP A D CONVERTER PRIMARY TRANSDUCER SERVO LINEAR VALVE CLOSED SECONDARY TRANSDUCER TO DCP A D CONVERTER ATMOSPHERIC PRESSURE INCREASING PRESSURE INFLATION 0696 64 DECREASING PRESSURE DEFLATION PRESSURIZED TARGET REACHED Protocol Systems Inc 131 System Description Section 6 Technical Overview NIBP PNEUMATICS DURING MEASUREMENT BLEED TO DAP A D CONVERTER PRIMARY TRANSDUCER SERVO LINEAR VALVE PARTIALLY OPEN SECONDARY TRANSDUCER TO DCP A D CONVERTER ATMOSPHERIC PRESSURE INCREASING PRESSURE INFLATION 0696 65 DECREASING PRESSURE DEFLATION PRESSURIZED TARGET REACHED 132 Propag Encore Service Manual Section 6 Technical Overview Cabling Diagrams NIBP PNEUMATICS AFTER MEASUREMENT COMPLETE TO DAP A D CONVERTER PRIMARY TRANSDUCER SERVO LINEAR VALVE CLOSED SECONDARY TRANSDUCER TO DCP A D CONVERTER ATMOSPHERIC PRESSURE INCREASING PRESSURE I
87. n Section 6 Technical Overview Power Electronics Description The power system circuits are located on the Analog Digital and Recharger boards The power system includes the ac mains power adapter Refer to the figure on on page 125 The power system e converts ac mains current to dc current external power adapter recharges the internal battery pack Recharger board converts battery power to several voltages for the display Recharger board converts battery power to several regulated and unregulated power supplies for both isolated and non isolated electronics Analog board e provides isolated power for RS423 communications Digital board controls the activation and deactivation of the power system Digital board Power is delivered from ac mains to the monitor through a power adapter The adapter converts ac to dc current at approximately 15 Volts The internal battery continually supplies monitor power and is recharged while the power adapter is plugged into ac mains and connected to the monitor The monitor can also be recharged from any dc power source that meets the monitor s dc power input specifications An accessory cable is available from Protocol Systems to allow connection of such a power source to the dc power input connector on the monitor s right side panel This cable must be used for monitor calibration Thermistors in the battery compartment monitor battery temperature As battery charging takes
88. n this section disconnect the speaker from the SCP or MSP board and slide out the speaker side panel Protocol Systems Inc 115 Replacing Expansion Module Side Panels Section 5 Repair Procedures 116 Propaq Encore Service Manual Section 6 Technical Overview System Description Section 6 Technical Overview This section describes the electronics of the Encore monitor and three of its options Printer Pulse Oximetry SpO gt and Capnography CO3 This section is intended as an aid to servicing at the field replaceable unit level and contains only system level and functional level circuit descriptions When replacing modules or components refer to Section 5 Repair Procedures Parts numbers for replaceable parts are located in Section 7 System Description The Encore monitor can be configured as a stand alone monitor or with one of two optional housings containing different monitoring and printer options The figure on on page 118 illustrates the possible housing configurations The main functional modules e g Analog Board Recharger Board Printer SCP Board etc reside in the housings The figures on the following pages illustrate the location of the main functional modules in the Propaq Encore monitoring system housings The Encore monitor electronics reside on three circuit boards within the monitor housing front and rear chassis Additional circuitry for the printer and optional monitoring parameters reside on additi
89. ncore Reference Guide WARNING Do not pinch the battery wires when inserting the battery pack into the Propaq Encore Monitor failure or fire could occur if wires get pinched You must remove the battery pack before opening the monitor case and replacing components A Propag Encore without options contains a single battery pack An Encore with an option package uses a dual battery package Protocol Systems Inc 67 Replacing the Battery Pack Section 5 Repair Procedures Removing the Single Battery Pack The following steps describe how to remove the battery pack from the monitor 1 Using a flat blade screwdriver unscrew the four screws securing the battery pack cover as shown below Battery Cover Battery 0696 13 Pack Cable 2 Disconnect the battery pack cable from the battery pack 3 Remove the battery pack from the monitor 4 Store the battery in a safe place while disassembling the monitor 68 Propaq Encore Service Manual Section 5 Repair Procedures Replacing the Battery Pack Removing the Dual Battery in Expansion Module The expansion module uses a dual battery pack The following instructions describe how to remove the dual battery ne note Four screws secure the expansion module to the monitor Four additional screws secure the rear panel to the expansion module chassis do not remove these additional screws 1 Using a Phillips screwdriver remove the four screws securing th
90. nd change HR PR sweep as necessary Alarms All alarms OFF SETUP gt ALARMS gt ALL ALARM gt YES to confirmation screen for software version 2 0 and greater until all alarms are off except for the Apnea alarm which cannot be turned off 5 Press the FREEZE UNFREEZE button to freeze the waveform 6 Check that a normal sinus rhythm ECG waveform is displayed with a peak to peak amplitude of 10 1 mm There should be a soft beep tone with each ORS event 7 Check that the displayed respiration peak to peak amplitude is 12 5 1 mm 8 Press FREEZE UNFREEZE to unfreeze the display 9 Check that the monitor s heart rate display is 80 4 bpm 10 Disconnect the LA ECG lead wire from the simulator 11 Check that an equipment alarm occurs The LEAD FAIL message should accurately indicate the removed lead 12 Press any button to acknowledge 13 Disconnect the LL ECG lead from the simulator 14 Check that an equipment alarm occurs and a MULTIPLE LEAD FAIL message is displayed 15 Press any button to acknowledge 16 Reconnect all leads 17 Check that the ALARM S OFF light is on 18 Press SETUP gt ALARMS gt STAT SET to automatically set heart rate alarm limits 19 Check that the ALARM S OFF light is off 24 Propag Encore Service Manual Section 2 Functional Verification Functional Verification 20 Set the patient simulator heart rate to 180 bpm or higher 21 Check that an alarm violation occurs causing the tone to so
91. nel or rear chassis 7 Slide the clamp s in place with the detent facing the chassis plastic so that it presses against 96 Propag Encore Service Manual Section 5 Repair Procedures Expansion Module the chassis If the clamp requires excessive pressure to slide in place remove the clamp and check the side panel to be sure it is completely seated 8 Connect all plumbing and cables 9 When installing the right side panel install a new tie wrap to secure the bead to the rear chassis see figure below 0696 45 Expansion Module The expansion module housing contains one or all of the following refer to figure on page 98 printer mechanism with printer main board e MSP board units with CO option e CQO connector side panel e SCP SpO gt board units with printer and SpO options e SpO connector side panel SpO speaker side panel e front panel assembly with pushbuttons e SSP board units with sidestream COo e Stick board units with sidestream COo e Extender board note For specific option configurations refer to drawings beginning on page 119 Protocol Systems Inc 97 Expansion Module Section 5 Repair Procedures Filler Panel SpO2 Connector Panel Bear Panel CO2 Connector Panel 5002 Board Speaker Panel Main Housing Filler Panel SCP Board Printer Printer Do r 5002 Board Expansion Module Assembly Front Panel Components no SCO2 MSP Board
92. nin na ana tee een A 88 C O A E S R 89 4 Propaq Encore Service Manual Contents Replacing the Recharger Board a ayna u am hua Qa e s 90 R placin eNe P uniDpusaywastuesasawaqausQamasqhikaspasthaysasuhaqaqas asqasqiuqaqatshassh 93 Replacine the Side Panel Sieni an E OS 94 Removing the Richt Side Panel iss uku a anual aqha 94 Removing the Lett SIde Pane oeeie 95 Installing Side Panels uuu kus n muu u amu a 95 j ii uu azas uman spna OOE EEAS 97 Opening Expansion Module Rear Panel 98 Closing Expansion Module sareni uyanata ANE 99 Replacing Expansion Module Front Panel 100 Replacing Expansion Module Button Board and Buttons 102 RKeplacine ENC ol ECT ima anak Qusa usa 102 INCMIOV 12 FrN son 102 Ti aa ee rete eer ren eran E eer ene Tate 104 Opening the SPOS Niodulle uuun ayasa anam a as T 106 Replacing the SpO2 Circuit BOar dS uuu akana qaa aasawa asua 109 Replacing the MSP SpO Circuit Boards 110 Replacing the Sidestream CO2 Assemblies 112 Replacine the ex tender ua a annuus a 112 Removing the SSP Stick board assembly 112 Removing the Stick board from the SSP board 113 Replacing Expansion Module Side Panels
93. nnect the scope probe and ground clip and remove the wires from the connectors 36 Using either a LifePak 5 or LifePak 6s and appropriate Protocol adapter set up the monitor and defibrillator according to instructions provided in the Defib Sync User s Guide 37 Check the monitor display for sync markers on the ECG waveform 38 Disconnect the defibrillator from the monitor rP note If the patient simulator does not also provide an appropriate ECG signal the heart rate value will be displayed as and an alarm violation will occur 39 Disconnect the ECG cable from the monitor Disconnecting an active channel initiates an equipment alarm press any key to acknowledge the discontinuance of ECG monitoring IBP The following procedure verifies the operation of the invasive blood pressure channels Some models of the Propag Encore have no IBP channels skip this procedure if your Encore does not support IBP If your Encore has multiple IBP channels repeat the verification procedure for each channel Fa L O_ CAUTIO Many blood pressure simulators are not intended to be used as calibration standards Use only the blood pressure simulators specified in the Required Equipment table on page 18 26 Propaq Encore Service Manual Section 2 Functional Verification Functional Verification mas note If you are using the
94. on of oxygen inside of the monitor and create a potential explosion risk lower the right side of the SSP Stick assembly and slide the left side into the retaining tabs to properly seat the boards into the front panel assembly check all tubing and cable routing to ensure that none are pinched connect exhaust port tubing using rounded non serrated pliers only e secure screws through SSP board to front panel torque to 5 0 in Ibs When reinstalling the front panel on the expansion module e connect J1 and J3 to the SSP board route printer cable in front of printer motor e fit front panel to the main expansion module chassis secure front panel with four screws torque to 3 5 in Ilbs WARNING To ensure that all tubing is properly connected after servicing SCO perform the sidestream functional test in Section 2 when complete 114 Propag Encore Service Manual Section 5 Repair Procedures Replacing Expansion Module Side Panels Replacing Expansion Module Side Panels The side panels easily slide out once the chassis and rear panel are separated If the patient connector side panel 15 being replaced this side panel and the two circuit boards must be removed together before disconnecting the side panel from the circuit board Refer to Replacing the SpO Circuit Boards or Replacing the MSP SpO Circuit Boards earlier If the speaker side panel is being replaced separate the chassis and rear panel as described earlier i
95. on where they apply Caution Federal U S A law restricts this device to sale distribution or use by or on the order of a licensed medical practitioner Important Safety Considerations Please consider the tollowing safety points when using the Propaq aa note Place the Propag Encore and accessories in locations where they cannot harm the patient should they fall from their shelf or mount Do not connect more than one patient to a monitor Do not connect more than one monitor to a patient Do not use the Propag Encore in an MRI suite or a hyperbaric chamber Do not autoclave the Propag Encore Autoclave accessories only if the manufacturer s instructions clearly approve it Many accessories can be severely damaged by autoclaving Inspect the power adapter cord periodically for fraying or other damage and replace the adapter as needed Do not operate the apparatus from mains power with a damaged power adapter cord or plug Make frequent electrical and visual checks on cables and electrode wires Avoid electrosurgery burns at monitoring sites by ensuring proper connection of the electrosurgery return circuit so that the return paths cannot be made through monitoring electrodes and probes During defibrillation keep the discharge paddles away from ECG and other electrodes as well as other conductive parts in contact with the patient Avoid contact with any accessories connected to the Propaq s left side panel To
96. onal circuit boards housed in the expansion modules The Encore system block diagram is shown on on page 123 The Encore electronics consist of the power system monitoring electronics and the cuff pneumatics Protocol Systems Inc 117 System Description Recharger Section 6 Technical Overview Analog Board with Insulator Shield lt gt Digital Brackets and Right Side Display Module Panel Rear Monitor Monitor Front Chassis Rear Chassis Assembly Assembly 1097 14 Rear Panel SpO5 Connector SpO5 Only Module Option 210 118 SCP Board 5002 Board 5002 Speaker Front Panel 1097 15 Propaq Encore Service Manual Section 6 Technical Overview Filler Panel Main Housing Printer Door Front Panel SpO2 Connector Panel SpOs Board Main Housing Printer Printer Door Front Panel no SCO Protocol Systems Inc System Description Rear Panel Filler Panel Expansion Module Option 221 printer 1097 04 Rear Panel Speaker Panel SCP Board Expansion Module Option 223 printer 5002 1097 05 119 System Description Section 6 Technical Overview SpO Connector Panel Rear Panel A CO Connector Panel SpO Board Speaker Panel Main Housin MSP Board Expansion Module Option 224 SpO5 MCO5 Front Panel 1097 06 SpO Connector Panel Rear Panel CO Connector Panel SpO Board Speaker Panel Main Housing
97. or drive in the CO bench has failed Replace the Stick board CALIBRATION ERROR SERVICE REQUIRED SCO A CO bench failure has occurred Replace the Stick board OCCLUSION CHECK EXHAUST PORT TUBING SCO Repeated error messages after removing any occlusion on the exhaust connector can indicate a defective pump located on the SSP board Replace the SSP board Non Recoverable Error Codes Non recoverable errors are detected by software and indicate the Propag Encore is no longer able to function properly and must be returned to Protocol for service Contact Protocol Technical Support When a non recoverable error is found the software attempts to put the error message and its number on the Propag Encore display All monitoring functions are locked out Non recoverable errors are therefore distinct from equipment alerts which permit reduced monitoring capability Non recoverable errors are indicated in the following format x YYY ZZZZ where x 0 indicates a problem found by the Display Control Processor DCP x 1 indicates a problem found by the Data Acquisition Processor DAP indicates a problem found by the Printer Control Processor PCP on the Printer Main board x 3 indicates a problem found by the SpO Control Processor SCP on the SCP board X 5 indicates a problem found by the Main Stream Processor MSP on the MSP CO2 board X 7 indicates a problem found by the Side Stream Processor SSP on t
98. over inflation The NIBP air system consists of the pump air valves transducers and the cuff Except for the primary transducer and cuff all NIBP pneumatic components are located on the Recharger board The pump inflates the cuff only when the bleed and dump valves are closed These two valves are normally open to ensure the NIBP tubing does not remain pressurized when the valves are not energized The linear valve s programmable iris determines the cuff inflation and deflation bleed rate Two transducers provide redundancy in pressure monitoring to ensure accurate readings and to ensure cuff deflation in an over pressure condition If the cuff pressure reaches the maximum allowable pressure for the patient class adult pede or neonate the dump valve opens to quickly deflate the cuff The figures on the following pages illustrate the pressure conditions during a typical NIBP measurement process TO DAP A D CONVERTER PRIMARY TRANSDUCER SECONDARY TRANSDUCER TO DCP A D CONVERTER 0696 61 128 Propag Encore Service Manual Section 6 Technical Overview System Description NIBP PNEUMATICS AT REST BETWEEN MEASUREMENTS TO DAP A D CONVERTER PRIMARY TRANSDUCER SERVO LINEAR VALVE CLOSED SECONDARY TRANSDUCER TO DCP A D CONVERTER ATMOSPHERIC PRESSURE INCREASING PRESSURE INFLATION 0696 62 DECREASING PRESSURE DEFLATION PRESSURIZED TARGET REACHED Protocol Systems Inc 129 System Descriptio
99. pag Encore Service Manual Section 5 Repair Procedures Removing Front Panel Buttons 0696 34 note The button dome can be replaced on the post without regard to the orientation of the notch engraved in the dome Protocol Systems Inc 85 Replacing Recharger Board Fuse F2 Section 5 Repair Procedures Replacing Recharger Board Fuse F2 The Recharger board fuse F2 protects the monitor power supply input at the battery line to the monitor If the monitor does not turn on but the BATTERY CHARGING indicator lights when the ac power adapter is connected check fuse F2 3 Amp a 5558 g The fuse is heat sensitive and must be soldered with heat sinks in place between the fuse body and the solder joint Remove the battery pack according to the procedures on page 67 2 Open the monitor according to the procedure on page 71 3 Remove the Recharger board according to the procedure on page 90 4 Replace the fuse F2 location is shown in the figure below 86 Propag Encore Service Manual Section 5 Repair Procedures Replacing Air Tubing Replacing Air Tubing Replace the NIBP tubing as a single assembly to ensure the tubing lengths are accurate Refer to Section 7 for the tubing assembly part number ne note If you don t need to replace the length of tubing between the cuff hose connector in the left side panel and the rest of the tubing assembly don t r
100. page 110 1 8 When replacing the SpO circuit boards remove both circuit boards with the patient connector side panel still connected Attempting to disconnect the patient connector side panel from the 5002 circuit board before removing both circuit boards with the side panel can damage the flex cable between the side panel and the SpO circuit board Open the SpO gt module or expansion module according to the procedures on page 106 and on page 98 respectively CAUTION In the next step the connector securing clips are fragile and will break if not handled carefully Disconnect the cable s from the SpO SCP board by carefully releasing the securing clips and unplugging the connectors Disconnect the speaker cable from the SCP board Remove the speaker side panel from the chassis Remove the two screws securing the SCP board and SpO board to the rear panel Lift out the two circuit boards and patient connector side panel as a unit The side panel easily slides out Using equal pressure on both sides of the connector disconnect the patient connector side panel connector from the SpO circuit board Disconnect the two circuit boards by gently pulling them apart When installing the SpO circuit boards first plug the two circuit boards together Then Connect the patient connector side panel connector to the SpO circuit board Set the two circuit boards and side panels in place making sure that th
101. paq main menu push SETUP gt MORE gt MORE gt SERVICE gt YES gt CO TEST gt MAIN TST and observe the displayed barometric pressure Check that the displayed pressure is within 3mmH of the local barometric pressure as calculated in Section 2 2 Adjust RP1 on MSP board if required to calibrate displayed pressure to specified limits 3 Using an oscilloscope with a 1X probe connect probe tip to TP50 on the MSP board Leave probe groundtip open 4 Adjust RP2 for minimum high frequency 100kHz signal WARNING You must perform a functional verification after calibrating the Propaq Encore to ensure all monitoring functions and safety features operate normally pe note Because the battery was disconnected in the calibration procedures you will need to reset the time date and all saved settings See the Propaq Encore User s Guide for information on resetting these parameters 56 Propaq Encore Service Manual Section 4 Troubleshooting Introduction Section 4 Troubleshooting Introduction This section provides information that can be helpful in troubleshooting the Propaq Encore monitor Screen Messages Messages may appear on the display to inform the operator of some condition requiring operator or service attention Messages that indicate that the Propaq Encore may need servicing are listed below For information about other messages refer to the Propaq Encore Reference Guide PROGRAM FAUL
102. per door lle ni fi J a CAUTIO As you install the printer assembly rotate the printer door latch mechansim out of the way so it clears the chassis The assembly fits snugly but should not require much force to slide it in place 3 Slide the printer assembly into the guides as shown on page 105 making sure that after the door latch mechanism clears the chassis you rotate it clockwise to engage the printer door pin See the figure above 104 Propag Encore Service Manual Section 5 Repair Procedures Replacing the Printer Guides 0696 50 4 Carefully close and open the door a couple times to check that the door pin and latch mechanism function without binding 5 Connect the battery cable and printer cable to the Printer Main board It is important to properly dress the cables as shown on page 106 Protocol Systems Inc 105 Opening the SpO gt s Module Section 5 Repair Procedures Battery _ F 4 Cable Dress tight against plastic Battery Cable 0696 51 6 Connect the button cable to the front of the Printer Main board 7 Install the Expansion Module front panel close the Expansion Module and reattach it to the monitor Opening the SpO Module 1 Separate the SpO module from the monitor according to the procedure Removing the Dual Battery in SpO2 Module on page 71 2 Two tabs secure the SpO gt module rear panel to the SPO module chassis Using a small screwdriver o
103. place battery temperature rises The recharger output voltage is temperature compensated as battery temperature rises maximum recharger output voltage decreases Switching power supplies generate power for recharging the battery for powering the display and for other power sources throughout the monitor Suppression devices designed into the power system provide EMI suppression A transformer bridges the battery power to the isolated electronics Several control lines activate and deactivate the power supplies These control lines originate on the Digital board and are routed to the Recharger board and Analog board to activate the display power supply and the main power supply The recharger supply is automatically activated any time an adequate dc power source is connected to the power input jack on the monitor s right side panel 124 Propag Encore Service Manual System Description Section 6 Technical Overview Y4MOd ZrSt F INANLHYVANOD LLY LN3WLHVdWOO 8 l AND 3 Nid OVI I Se AuHallvg 0 A 1yg t l HOLIMS ow J H3M Od D Salddns Sal 1ddf 1S JOYLNOD Sd me CWYSAHL Q H3A Od 3 o GQ31V1OSI OSI NON LWYSHL a O WOO LMS YMd quvOd SOTVNV 5 qADYEVHOAd AdsSLLlVd qdAldVdv l l gzrSu q31v1OSI I H3AAOd HO4 53 1 5 766 A1ddns ONI
104. play Voltage Adjustments ia note Do not adjust the display voltage unless the display has been changed and the lack of contrast between illuminated and non illuminated pixels affects the display readability The following calibration adjusts the monitor display s high voltage supply which is located on the recharger board The factory set voltage is specific to the display and is indicated on the display module label If you know the voltage specified on the display label i e are calibrating following an installation use Procedure 1 below If you do not know the voltage use Procedure 2 Procedure 1 1 Install the display according to the procedures described in Section 5 reconnect the cables between the front and rear chassis and turn on the Encore Note that when you turn the power on and off you initiate an equipment alert Press any one of the five bottom buttons to reset 2 Connect the DMM positive lead to the D33 cathode OVR SET TP4 PIN 1 M Pi2 CATHODE 0696 08 3 Connect the DMM reference lead to ground at TP2 4 Adjust RP7 to the value indicated on the display module label Protocol Systems Inc 49 Main Power Supply Adjustments Section 3 Calibration Procedure 2 1 Turn on the Encore and position the display for easy viewing 2 Adjust RP7 clockwise until the background illuminates 3 Find the brightest background area on the display and view this area through a paper tub
105. possible faults as listed in the table Possible Sources of CO2 Verification Test Errors on page 38 Protocol Systems Inc 43 Equipment Needed Section 3 Calibration Equipment Needed You will need the following equipment to calibrate the Propaq Encore monitor Part numbers are given for equipment available from Protocol Systems Inc Be note All test equipment must be calibrated to function within parameters specified by the manufacturer and be traceable to a national calibration standard Required Equipment Digital multimeter DMM 4 1 2 digit Fluke 805A or equivalent 50MHz triggered sweep oscilloscope Tektronix 2225 or equivalent Variable dc power supply 0 28V 3A VIZ WP 715A or equivalent Patient simulator Dynatech Nevada 213A 214A 215A or 217A with temperature and EGG cable leads 0 to 300mmHg mercury column manometer with bulb Invasive blood pressure IBP simulator 5u V mmHg Fogg Systems BP48C BP28 or MDE Datasim 6000 with IBP cables Adult cuff provided with monitor cylindrical object about the size of an adult s arm Protocol cuff calibration kit Protocol part number 008 0012 XX Propag Encore ac power adapter provided with monitor Resistor test loads 4 9Q and 4 65Q Refer to Appendix A Dc supply cable Protocol part number 008 0290 XX Tools necessary to disassemble and reassemble the Encore monitor See Section 5 for a list of necessary tools and instructions on openin
106. r number and a short message Report such errors to Protocol Systems e The Propag Encore should be serviced only by a Protocol Systems service technician while under warranty Definitions aa note NOTE statements in the service manual which look like this identify information that may be important to the reader lt CA TION CAUTION statements in the service manual which look like this identify conditions or practices that could result in damage to equipment or other property WARNING WARNING statements in the service manual which look like this identify conditions or practices that could result in personal injury 8 Propag Encore Service Manual Safety Summary Symbols Symbols The following symbols appear in the Propaq documentation and on Propaq labels These internationally recognized symbols are defined by the International Electrotechnical Commission IEC 878 and IEC 417A For continued fire protection use only the specified fuse Caution Refer to Reference Guide and Temperature sensor input accompanying documentation Battery charging when green indicator Enclosure Protection Drip proof illuminated Classification IPX1 per IEC Publication 529 All patient connections are Type CF For indoor use only on power adapter isolated for direct cardiac application only and protected against defibrillation transformer All patient connections are TypeB x Bat
107. r sampling tube and routed to the bench located on the Stick board Unless otherwise noted the following details are common for bench operation in both sampling methods The bench consists of infrared IR light source and filter a revolving chopper wheel and a photodetector The chopper wheel is an aluminum disk containing a sealed CO reference cell an open slot and a light blocking area The chopper wheel spins in the direct path of the IR light source The IR source is located on one side of the bench and is projected through the gas sample in the airway adapter in MCO routed directly to the bench in SCO to a photodetector at the other side of the bench As the IR beam passes through the gas sample to the photodetector the components of the spinning chopper wheel are passed through the beam with each revolution The amplified photodetector output signal is modulated by the revolving chopper wheel and is referred to as VSIG Each rotation of the chopper wheel generates two VSIG peaks of differing size and a low flat spot The voltages representing these points are called Vpeakhi Vpeaklo and Vdark These correspond to the open slot the CO reference cell and the light blocking areas on the chopper wheel respectively The VSIG output from each complete rotation of the bench chopper wheel occurring every thirty milliseconds together with a known bench temperature and calibration constants stored in an EEPROM located in the mainstr
108. r your finger press on each of the tabs inside the SpO module chassis while applying pressure to separate the rear panel from the chassis see figure on on page 107 When separating the rear panel from the chassis make sure the side panels remain seated in the rear panel 106 Propag Encore Service Manual Section 5 Repair Procedures Opening the SpO gt Module SpO2 Module Rear Panel Continuous O Ring Gasket 0696 52 3 Once the tabs allow the rear panel to be removed separate the rear panel from the chassis The rear panel is sealed to the chassis with rubber O ring gaskets These gaskets can be reused when re assembling the SpO module Protocol Systems Inc 107 Opening the SpO gt s Module Section 5 Repair Procedures SpO2 Connector S SCP Board SpO2 Board 2 Speaker lt gt Panel O Ri ng 0696 53 Cord Release Tab 2 When closing the SpO module verify no O ring gasket slips out of its channel and becomes pinched between the rear panel and the chassis 108 Propag Encore Service Manual Section 5 Repair Procedures Replacing the SpO2 Circuit Boards Replacing the SpO Circuit Boards The following instructions describe how to replace the two SpO circuit boards in the SpO module and in the expansion module without a CO option Instructions for replacing SpO boards in an expansion module with a CO option are described in Replacing the MSP SpO2 Circuit Boards on
109. red LED infrared IR LED and ambient An inverting amplifier with a variable gain stage scales the signal to allow processing the best available pulse oximetry information Because the CPU controls the LEDS in the sensor it knows which pulse level of the input waveform represents which wavelength of light When the red LED is activated the waveform level indicates red light plus ambient light When the IR LED is activated the waveform level indicates IR light plus ambient light When neither LED is activated the waveform level indicates ambient light Only the detected red and IR light levels are used to determine the SpO saturation value The synchronous detector inverts the ambient light signal so that the ambient light signal can be subtracted from the red plus ambient light signal and the IR plus ambient light signal The pulses are filtered through 5 pole filter networks to remove the signal components above about 20Hz The resulting signals indicate the detected RED and IR light levels and can then be digitized The data from the ADC is processed by the CPU and then sent to the SCP board for transmission to the Propaq Encore monitor s CPU SpO gt signal level is controlled through the variable gain stage of the inverting amplifier and the output current of the LED current driver By controlling both signal gain and current drive the CPU can maintain the best possible signal level for processing Amplifiers sense the SpO signal levels at
110. rocessor Both are not on at the same time As the system receives the signal from the photo diode it knows whether the signal was derived from the red or infrared LED Because the photo diode is sensitive to light emitted from sources other than the LEDs ambient light an ambient light component is subtracted from the signal during the processing of the SpO data An internal calibration resistor in the transducer is used to identify the wavelengths of light produced by the LEDs This information is required for proper processing of the SpO data Protocol Systems Inc 137 Pulse Oximetry Option SpO2 Description Section 6 Technical Overview P note The oxygen transducers are not serviceable units The figure on on page 139 shows a functional block diagram of the SpO circuit board The SpO board consists of the following subsystems e internal preamplifier and switch ac coupled amplifier e inverting amplifier with variable gain stage synchronous detector e splitter 5 pole low pass filters 16 bit ADC e internal calibration amplifier CPU Control e LED current drivers compare amplifiers The CPU detects the presence of a transducer plugged into the D type connector Switch S1 routes the signal from the preamplifier to the ac coupled amplifier The input signal is ac coupled to remove any dc offset present The result is a pulse waveform representing light levels from three sources
111. rotocol or its authorized dealers and affiliates may lead to erroneous results and consequent danger in patient care and may also void Protocol s warranty Disclaimers Protocol Systems Inc cautions the reader of this manual e This manual may be wholly or partially subject to change without notice e All rights are reserved No one is permitted to reproduce or duplicate in any form the whole or part of this manual without permission from Protocol Systems Inc e Protocol Systems Inc will not be responsible for any injury to the user or other person s that may result form accidents during operation of the Propag Encore e Protocol Systems Inc assumes no responsibility for usage not in accordance with this manual that results in illegal or improper use of the Propag Encore For information concerning this document or any Protocol Systems product contact Protocol Systems Inc Customer Service 8500 SW Creekside Place Beaverton Oregon U S A 97008 7107 USA Within USA toll free Phone 800 289 2500 Phone Technical Services 800 289 2501 Worldwide Phone 1 503 526 8500 Fax 1 503 526 4200 Fax Technical Services 1 503 526 4910 Internet http www protocol com e mail Technical Services solutions protocol com e mail Marketing Dept marketing protocol com Protocol Medical Systems Ltd England Dervy Service Centre St Georges House Vernon Gate Derby De1 1UQ United Kingdom Phone 440 1332 20
112. s invasive pressure cable as shown in the figure below TULL 810 0696 56 Protocol Systems Inc 151 Introduction Appendix B Dynatech Nevada Patient Simulator Modification Remove jumpers W1 and W2 from the patient simulator s Top PCB 810 0696 57 Incompatibilities with other simulators may also cause erroneous readings and or missing ECG Check Propag Encore readings with the simulator against a known source before using the simulator for calibration 152 Propag Encore Service Manual
113. t the observed instantaneous CO value is within 3mmHg or 10 whichever is greater of the calculated value from step 30 round up all half values on the service screen to the next higher mmHg 34 Disconnect the test setup Protocol Systems Inc 41 Functional Verification 42 Section 2 Functional Verification Propaq Encore Service Manual Section 3 Calibration Introduction Section 3 Calibration Introduction This section provides calibration procedures for the Propaq Encore These procedures allow you to calibrate the Encore to Protocol factory specifications Calibrations procedures should be performed only by qualified service personnel Calibration procedures must be performed whenever a question arises as to the performance of the Encore and as indicated in Section 1 Functional verification procedures see Section 2 verify that the monitor is performing to its specifications A functional verification Section 2 must follow the calibration an note Respiration temperature printer and SpO options do not require calibration Sidestream CO has no user performable calibration After replacement of any modules to support service of these options perform a functional verification for those associated modules note The mainstream CO circuitry should be calibrated only if it fails the functional verification procedure of Section 2 AND you have eliminated all
114. t the speaker cable from the MSP board and remove the speaker side panel 4 Remove the three screws securing the MSP board and SpO board to the rear panel see the figure above 5 Lift out the two circuit boards and SpO patient connector side panel as a unit The side panel easily slides out 6 Using equal pressure on both sides of the connector disconnect the patient connector side panel connector from the SpO circuit board 7 Disconnect the two circuit boards by gently pulling them apart Protocol Systems Inc 111 Replacing the Sidestream CO2 Assemblies Section 5 Repair Procedures When installing the MSP SpO circuit boards plug the two circuit boards together connect the patient connector side panel connector to the SpO circuit board set the two circuit boards and side panels in place making sure that the boards are seated on the support tabs torque screws to 4 75in lbs to 5 25in lbs 54N m to 59N m e reconnect the mainstream CO patient connector cable Replacing the Sidestream CO Assemblies The following instructions describe how to replace the sidestream CO option assemblies in the expansion module These include the sidestream processor SSP board the sidestream CO Stick board and the extender board 1 Loosen the expansion module front chassis according to the procedure on page 100 2 Disconnect J1 and J3 from the SSP board to completely separate the front chassis Replac
115. tact Protocol Systems at the address and phone number shown in Technical Support Services on page 12 Pe note Save the shipping carton and packing material for repacking the Encore monitor in case it needs to be sent to a repair center or back to Protocol Systems for service Warranty Service DO NOT ATTEMPT TO REPAIR the Encore monitor yourself during the warranty period For fast convenient service and repair contact Protocol Systems See Technical Support Services on page 12 Technical Support Services Protocol Systems offers a wide range of technical support services including e 24 hour telephone support e loaner equipment e service contracts e field replaceable units FRUs e factory repair For any of these services contact Protocol Technical Support at the following numbers toll free in the United States 800 289 2501 worldwide 503 526 8500 and ask for Technical Support e facsimile 503 526 4910 12 Propag Encore Service Manual Section 1 Overview For service outside the United States contact one of the following service centers near you United Kingdom and Continental Europe Protocol Medical Systems Ltd England Derby Service Centre St Georges House Vernon Gate Derby DE1 100 United Kingdom Phone 44 1332 206208 Fax 44 1332 206209 Continental Europe Protocol Systems GmbH Germany Berliner Strasse 106 D 66424 Homburg Germany Phone 49 89 462 34 30 Fax 49 89
116. teries must be separated from other disposables for recycling The CE mark and notified body C The CE mark signifies the device has registration number signify Propaq met all essential requirements of Encore 200 Series monitors have met all European Medical Device Directive 93 All patient connections are TypeBF and Transformer meets requirements of a protected against defibrillation short circuit proof safety isolating power essential requirements of European 42 EEC for a Class 1 product medical device directives 93 42 EEC The Canadian Standards Association TLIC has evaluated this device according to mu CSA 601 1 and Underwriters Laboratory Standard UL 2601 1 1 This symbol is on the Universal Power Adapter Protocol Systems Inc 9 Symbols Safety Summary 10 Propaq Encore Service Manual Section 1 Overview Purpose and Scope Section 1 Overview Purpose and Scope The Propaq Encore Service Manual is intended as a reference for monitor maintenance and repair to the field replaceable unit FRU level FRUs are listed in Section 7 This manual provides the technically qualified service person with troubleshooting information repair procedures and calibration and performance verification instructions A technical overview of the monitor subsystems is provided as an introduction to the device s circuitry and pneumatics pe note Configurations vary nationally Some early versions o
117. tial pressure values of 30 mmHg or less check the CO reading on the Encore display to be within 3 mmHg 10 For test gas calculated partial pressure values greater than 30 mmHg check the CO reading on the Encore display to be within 10 of the partial pressure value note If CO test results are out of specification limits check the table on page 38 for possible error sources Always verify the test setup to minimize errors 11 Disconnect the test gas source and other test equipment 12 Disconnect the COs sensor from the monitor Protocol Systems Inc 37 Functional Verification Section 2 Functional Verification 13 Turn off the monitor 14 Log the test date and results in your department log WARNING Eliminate all the possibilities causing errors shown in the following table before performing the calibration procedure in Section 3 Recalibrating the altimeter as described in Section 3 without adequately eliminating all other possible faults may result in inaccurate EtCO readings Possible Sources of CO Verification Test Errors Incorrect unknown calibration 4 to 10 certified to within Verify gas supply Gas must be gas concentration 0 01 between 4 and 10 Once known convert percentage to partial pressure mmHg as instructed earlier in this section Insufficient excessive gas flow Between 60 and 200 ml min Verify with flow meter rate Excessive back pressure in Back pressure shoul
118. to 2 52V a sure the ECG Input connector P5 15 disconnected from the analog board for this measurement Reconnect when done 8 Disconnect the DMM leads Protocol Systems Inc 51 Calibrating Realtime ECG Out Section 3 Calibration Calibrating Realtime ECG Out 1 Connect the 5 lead ECG cable to the monitor and the simulator 2 Setthe simulator to 80 bpm normal sinus rhythm 3 Set the monitor to Lead II 4 Connect the dc coupled oscilloscope probe to the Digital board at P9 pin 6 see figure below and the reference probe to TP4 on the Digital board 5 On the Analog board carefully short together U55 pins 1 and 2 6 Adjust RP6 on the Analog board to OV dc 0 1V 7 Remove the short and check for an ECG signal displayed on the oscilloscope of 1 0V 0 1V baseline to peak of the R wave 8 Disconnect the ECG cable from the monitor 0696 77 52 Propag Encore Service Manual Section 3 Calibration Non Invasive Blood Pressure Calibration Non Invasive Blood Pressure Calibration 1 Connect the cuff manometer with bulb and the Encore together with the cuff calibration kit as shown 300 mmHg Manometer Pull off the screw on fitting and connect to PT1 on the Analog board Wrap cuff around solid cylindrical object with diameter about that of a human arm Calibration Adapter Kit 0696 78 2 Connect the NIBP test setup to the pressure transducer at PT1 3 Wrap the adult cuff around a cy
119. tor nor remove the metal shield to remove the Analog board However you must lift the insulator to calibrate the board 1 Remove the battery pack according to the procedures described in on page 67 2 Open the monitor according to the procedure on page 71 3 Remove the five screws fastening the Analog board to the front chassis Note that of the five screws the two longer screws pass through the metal shield to secure the board THESE 3 CONNFCTOR DANGER HIGH VOL TAGE WARNING 76 Propaq Encore Service Manual Section 5 Repair Procedures Replacing the Analog Board Q jr T _ ilal E y CAUTIO The Analog and Digital boards are connected together on the right side by connectors P4 and J4 It may be necessary to use two flat blade screwdrivers to gently pry the boards apart Place the screwdriver blades as close to the edge of the board as possible so you don t contact or disturb components on the board Components are located as close as 1 8 to the edge of the board Use extreme caution Try not to flex the board when prying 4 Gently lift the Analog board up and out of the front chassis When installing the Analog board e Blow out any dust and particulates from the board using pressurized de ionized gas before installing it e Align the board so that P4 correctly plugs into 4 Torque the screws holding the Analog board to 3 8in lbs to 4 2in lbs 43N m to
120. und and the ALARM light to turn on 22 Press the ALARM SUSPEND RESUME button and verify that the tone turns off 23 Press MAIN MENU 24 Set the patient simulator heart rate to 80 bpm 25 Set the patient simulator to provide pacer signals 26 If the pacer indicator is not on press ECG RESP gt MORE and select and change the pacer setting 27 Check that a dashed vertical line is displayed on the ECG waveform each time a pacer pulse occurs 28 Set the oscilloscope to 0 2 second division sweep and 0 5 Volt division amplitude 29 Insert a short piece of thin conductive wire into each of the ECG X1000 connector holes shown in the figure below ECG X1000 0696 69 scope probe 30 Connect the scope probe and the scope ground clip to the wires 31 Check that the scope displays an ECG signal with an amplitude of 1 V 100 mV baseline to peak of R wave aa note Some amount of mains noise may also be present in the signal Protocol Systems Inc 25 Functional Verification Section 2 Functional Verification 32 Move the wire and scope probe from the ECG pin of the ECG X1000 connector to the DEFIB SYNC connector pin shown in the figure below Leave the scope s ground clip where it is DEFIB SYNC Aaloe SYNC OUT scope probe 0696 70 33 Change the vertical sensitivity of the scope to 1 Volt division 34 Check that the scope displays a 5 V p p pulse with a 100 5 ms width 35 Disco
121. ure to remove the button board and buttons 1 Remove the expansion module front panel according to the procedure on page 100 2 Remove the two screws securing the button board to the front panel 3 Remove the button board pe note Do not touch the contact areas on the button board or the contact inside the flexible contacts Touching these areas may deposit oil on them reducing the ability of the parts to make electrical contact If you touch these areas clean them with a cotton swab moistened with isopropyl alcohol 4 To remove each button gently lift out the rubber portion of the button contact attached to the inside of the front panel then squeeze together the stem ends of the button from the inside of the front panel while gently pushing it out of the button channel See the figure on page 85 When installing the button board e make sure all buttons are completely installed e make sure the rubber button contact is seated onto the channel torque screws to 4 75in lbs to 5 2 in lbs 54N m to 59N m Replacing the Printer This section provides instructions on removing and installing the printer mechanism and printer main board These two components are provided as a replacement unit called the printer assembly N t j CAUTIO Do not attempt to separate the printer mechanism from the printer main board Replace these as a unit Removing Printer Remove the printer

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