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BeneView T8 Patient Monitor Service Manual

1. product specification 3 14 Testing and Maintenance 3 4 12 ICG Test Tool required Patient simulator l 2 Connect the patient simulator ICG sensor and the patient monitor using standard ICG cable Select ICG setup gt Patient Demographics gt gt input parameter values as follows 3 own SiS Switch the patient simulator to Mode 1 and then start ICG measurements After the measurement becomes stable document the measured values Switch the patient simulator to mode 2 and then start ICG measurements After the measurement becomes stable document the measured values Check that measured values meet the simulator configuration 3 4 13 AG Tests AG Performance Test Tool required Gas bottle with a certain standard anesthetic gas Gas concentration should meet AA gt 1 5 of which AA represents an anesthetic agent T shape connector Tubing Plug the AG module in the module rack Enter AG Setup menu and set Operating Mode to Measure After the AG module warmup is ready block the gas inlet of the AG module Alarm message AC Airway Occluded is displayed Connect the equipment as shown below Open and close the gas valve repeatedly at an interval of 3 seconds The AA value displayed should meet product specification 3 15 Testing and Maintenance BIS Performance Test The AG module can incorporates the features of the BIS module refer to 3 4 10 BIS Test for test proce
2. 5 6 1 Disassembling the ICG Module 1 Unscrew the two contact screws and d 3 spring washer on the back with a dedicated contact spanner 5 33 Repair and Disassembly 2 Move the snap lock in front of the contact spanner to the unlocking position Insert a small flat bladed screwdriver into the hole on the snap lock and press the snap down about Imm At the same time push the snap lock forwards with a thumb until the snap lock and its counterpart separate Then release the snap lock with a screwdriver Snap Lock 3 Unscrew the M3x6 screw Then press down in turn the two clips that engage the front cover At the same time pull off the front cover carefully to avoid damaging the cables 4 Press the two clips about Imm and take off the housing 5 34 Repair and Disassembly 5 The side cover of the module without the housing is composed of two halves Release the three snaps to separate the two halves 6 5 35 Repair and Disassembly 7 Take out the infrared communication board and disconnect all the cables from it 8 Disconnect all the cables on the ICG board and take off it with the front cover 5 6 2 Disassembling CO Module 1 Remove the four contact screws on the back and two snap locks on the bottom and then unscrew the two M3x6 screws by referring to the procedure as described in 5 6 1 Disassembling the ICG Module 5 36 Repair and Disassembly Take off the front cover
3. We 6 21 Parts Parts List o f 2 a 5 E 7 r o x z gt 6 22 Parts 6 7 5 AG Module Exploded View Parts List CT O Uy ooo m mwin ng ter e 0020 5007 aed comuntaton tartod a EN CS CEC rr CA www O CN oops spears o www main o NIAI AINI RT NY BS 6 23 Parts 5 i 7 s moroi croses ooo x z 2 voos Cros wo Sd 6 7 6 BIS Module Exploded View IN WAY AAA A wu NA aN A E DIORDIONO AN IN Parts List 6 24 Parts o f 2 E 5 i 7 r x i 6 7 7 IBP Module Exploded View WEE ca IA a Y Pz i y mA a Parts Parts List o f 2 a 5 f 7 r x a 6 26 Parts 6 7 8 Mindray CO2 Module Exploded View Parts List rac 6800 20 50275 6800 30 50538 M02A 30 25907 M04 005005 6800 20 50274 6 6800 30 50097 6800 20 50339 8 MO4 011002 9 6800 20 50292 6800 20 50278 6800 20 50273 M04 000104 6800 20 50279 6800 20 50293 Parts 6 7 9 Oridion CO2 Module Exploded View Parts List Description Qty 6 oran Sion rre ho on0 1040559 misa CO module h 9 030 009 Non isolating powervows h 6 28 Parts 5 i 7 r x z gt gt 7 gt 6 8 Replaceable Parts To replace the parts please refer to 5 Repair and Disassembly and the exploded views above NOTE o Here we list mos
4. 8 C O Test Tool required Patient simulator 1 Connect the patient simulator to the C O connector on the module 2 Set the patient simulator to output blood temperature BT 37 C The displayed temperature value should be 37 0 1 C 3 4 9 Temp Test Tool required Resistance box 1 Connect the two pins of any Temp connector on the module to the two ends of the resistance box using 2 wires 2 Set the resistance box to 1354 9 Q corresponding temperature is 37 C The displayed value should be 37 0 2 C Testing and Maintenance 3 4 10 BIS Test l 2 Connect the BIS sensor with a normal and wide awake person as directed in the Operation Manual The displayed BIS value should be higher than 80 3 4 11 RM Test Tool required Gas source Ventilator calibrated Artificial lung Flow sensor Monitor Ventilator TS Flow sensor Artificial lung Follow this procedure to check the performance of RM module Ig Connect the equipment as shown above Make sure that the blue sensing tube on the flow sensor is connected with the artificial lung Set Patient Category to Adult Enter RM Setup menu to select Sensor Type and set Ventilation Mode to Mechanical Calibrate the flow sensor Configure the ventilator or anesthetic machine as follows TV 500 ml respiration rate 20 rpm I E 1 2 Select Respiratory Loop in the RM Setup menu Verify that displayed value meets
5. E e e TT EE 4 4 AOA Alar PODIE S nanea e aiaa ee akena aeiiaaie 4 6 403 button and Knob Rates E eee 4 7 4 6 0 Recorder Failure S nreno da 4 7 eI AM a WCE i Gite A i A E E EEE 4 8 FOSC ard Probe ors a A E E 4 9 A OO POWer Supply EAS ieee ode ee tae A A 4 9 46 10 Network Related Problemas ici A eo aed das A 4 11 46 11 Sotivaro Uperade PrODLSMS atari dada 4 12 Contents 5 Repair and Disassembly siccccies ccssicsscch cotesccsascsesocecuseudsevscencescdevevesdcpedesssveedescecousccseetseecocees 5 1 SL TOO a taiies E Bot arin detent eu atesas valued a a 5 1 5 2 Preparations for Disassembly a a A AA 5 1 o ESAS MISAS MO E ER 5 2 Sl DISCO CUNAS ME ARA 5 2 5 3 2 Separating the Front and Rear Half of the MoONItOF occcccccnnnnnncncnncinininininininino 5 4 SATU AA A taeda a da mnceneenn 5 6 5 4 1 Removing the Power Switch amp LED Board 0 0 cccceceeeeeeeeeeeeeeeeeeeeeees 5 6 5 4 2 Disconnectins the Knob ACA Ra EENE 5 7 5 4 3 Removing the Button Board viii aii 5 7 5 44 Removing the LCD Assembly vecina a A nS 5 8 5 4 5 Removing the Alarm Lamp Board ooonnnnnnnnnnununananononanooononoron ono nono nono conc ono nono conos 5 11 5 4 6 Remov ne he Main e al 5 12 5 4 7 Removing the CF WLAN Assembly cccccccceeceeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeees 5 13 AO REMON DEE illa 5 15 5349 Remo Vil the Peas ti cia 5 15 5 4 10 Removing the Interface Board Assembly ooccccccnncccccnccococococononinicininininnns 5 16 5 4 11 Removing th
6. II module Technical a EN alarm lamp Touchscreen Backlight board control board LCD panel Power switch amp LED board Secondary display Network devices DVI interface board Battery interface board Ethernet 2 4 Theory of Operation 2 3 1 Input System Button board The button board located at the lower part of the monitor s front panel contains 6 keys and provides connections for the following components to the main board NW Knob mM Power switch amp LED board NW Touchscreen control board NW Backlight board E Alarm LED board The following diagram shows the button board connections Alarm LED Backlight board board Touchscreen control board Button board Main Power switch amp LED Knob encoder board board Knob The knob can be pressed or rotated both clockwise and counter clockwise It is connected with the button board Touchscreen The touchscreen enables touch operations and can be calibrated It is connected with the touchscreen control board and main board Power switch amp LED Board The power switch amp LED board controls the power supply for the main unit It has three LEDs which respectively indicate the AC power status battery status and monitor power on off status It is connected with the button board Theory of Operation 2 3 2 Output System LCD panel The patient monitor adopts a high resolution LCD
7. LCD Touchscreen Exploded View 0 AS 404 QQOO OO e a N h S Ny A A ii O j TN o Y 00 605000 Parts List s en owe CA a ews rome e esoo 7 wo SN l 6800 20 50691 Insulating strip for alarm LED board 7 6800 20 50222 Dust proof pad 1 6800 20 50223 Dust proof pad 2 6800 30 50086 Indicator board 6 6 Parts o f 2 3 a 5 f 7 r o T z gt gt 7 gt gt gt v Parts 6 5 Rear Housing Assembly 6 5 1 Rear Housing Assembly Exploded View 7 G4 il il gt 5 e e e e e e gt gt D a FA a a A s a B ES D O AS 2 1813 on O Bone SI al a On See mee s 5 S al g g Si oo 9 uo e 3s 53 3 mM of amp amp amp E Sll 5 4 3 Y Oo Q JI S g D iyl od Ob amp co o QlEIZ iXlol TI e No ninalul o nl s a 208 Se aad eee rm oe al a Ol eI gt iS eS iS o ja oe Sua re e e ne us 0 SS E gt A hE gt A hE gt A a a a D al S S S eS S S I me ol ol wolwol wo wo Y He E gt Z b A N i xailial lw 6 8 Parts o f 2 E i 7 r x z gt 1 1 1 1 24 2 1 1 1 1 2 6 5 2 Power module Exploded View Parts Parts List Qy o f 2 E E f 6 5 3 Integral Module Rack Exploded View
8. Nios II module Mother board failure Replace the mother board 4 6 4 Alarm Problems Possible Cause Corrective Action The alarm lamp is not light or extinguished but alarm sound is issued No alarm sound is issued but alarm lamp is light Cable defective or poorly connected 1 Check that cables from alarm LED board to button board and button board to mother board are properly connected 2 Check that connecting cables and connectors are not damaged Alarm LED board Replace the alarm LED board failure Button board failure Replace the button board Mother board failure Replace the mother board Audio alarm disabled Cable defective or poorly connected Select Main Menu Maintenance gt gt gt User Maintenance gt gt enter the required password Alarm Setup gt gt and then in the popup menu set Alm Sound to On 1 Check that cable between speaker and mother board is properly connected 2 Check that connecting cables and connectors are not damaged FPGA audio logic Upgrade the audio logic part of the FPGA program error Speaker failure Replace the speaker Mother board failure Replace the mother board Troubleshooting 4 6 5 Button and Knob Failures Symptoms Possible Cause Corrective Action Buttons do not Cable defective or 1 Check that cable between button board and work poorly connected mother board is properly connected 2 Check that c
9. Testing and Maintenance 3 11 Program Upgrade You can upgrade the software of the patient monitor by downloading the upgrade software through network At the same time you can view the upgrade status log The upgrade software can directly run on a portable PC or desktop PC Through the network or by connecting the patient monitor to a PC via a crossover network cable you can upgrade the following programs Boot program System program Multilingual library BMP files including screen icons start up screens standby screens General configurations including passwords company logo System functional configuration FPGA program Integral module rack program Satellite module rack program Parameter module programs MPM IBP module C O module Mindray CO module RM module For details refer to help and instructions for program upgrade NCAUTION Disconnect the patient monitor from the patient and make sure the important data are saved before upgrade Do not shut down or power off the equipment when upgrading the boot program Otherwise it may cause the equipment to break down Program upgrade should be performed by qualified service personnel only NOTE After upgrading the boot program re upgrade the system program and other programs to ensure compatibility Make sure the version of the upgrade package is you desired one If you want to obtain the latest upgrade package contact Mindray Customer Servic
10. component of the parameter module 2 14 Theory of Operation 2 5 Satellite Module Rack The satellite module rack SMR is independent of the patient monitor provides 8 slots for mounting parameter modules It has the following features NW It allows a parameter module to be plugged and unplugged with the patient monitor on This allows function extension and patient transfer E It does not have its own power It introduces 12 V DC from the patient monitor and then supplies power to each parameter module via the contact screw E It accomplishes communications protocol conversions between the patient monitor and each parameter module provides infrared communications for parameter modules and is responsible for detecting infrared communications malfunction for each parameter module The following diagram shows the structure of the SMR Power Rear A 7 a ee cover Parameter module 3 a Mi module ed J J Parameter module 4 module rack am Patient R5422 rack infrared interface i n pe i d a a Parameter module 5 1an ation mim erer oea z board s E Je Parameter module 6 oor Le or mode J9 Parameter module 7 gt gt gt MUA O SSS MNAE Parameter module 8 Pr monitor 2 15 Theory of Operation FOR YOUR NOTES 2 16 3 Testing and Maintenance 3 1 Introduction To ensure the patient monitor always functions normally qualified service personnel should perform regular inspection m
11. interface board failure SMR communication Replace the SMR communication board board failure USB interface board Replace the USB interface board failure Mother board failure Replace the mother board Integral module rack Integral module Module failure Replace parameter module If a new module is rack cannot identified the original one is defective identify Cable defective or 1 Check that the cables from 3 slot module rack poorly connected communication board to MPM module rack parameter modules communication board module rack to mother board are properly connected 2 Check that connecting cables and connectors are not damaged Wrong communication Upgrade the program of the module or Integral board software revision module rack Module in some slots 3 Replace the Nios II module unrecognized 4 Replace the corresponding module rack communication board Troubleshooting Power supply to integral module rack abnormal 3 slot or MPM module rack communication board failure 1 Check if voltage between two contact screws in any slot reaches 12VDC If yes and the parameter module functions PCB assembly in the SMR might fail 2 If there is no 12V sent to the integrated module rack check that power module output voltage to mother board reaches 12V DC If yes mother board might fail Replace the 3 slot or MPM module rack communication board Nios II module failure Replace the
12. it before disconnecting them 5 17 Repair and Disassembly 2 Unscrew the two M4x20 screws Be sure to hold the power supply assembly to prevent it from falling when unscrewing the screws CA oO EF OF A I D AAA A A ES eer 2eee ee PASADO ADA 3 Lift the power supply assembly slightly to separate 1t from the two shafts on the rear cover and then remove the assembly Shafts 5 18 Repair and Disassembly 4 Unscrew the two M3x12 screws and remove the cover of the power supply 5 Unscrew the two M3x6 screws pry out the board with a small flat bladed screwdriver in the gap between the power supply board and the housing Then turn the board over and unplug the cables from it Insulator 5 19 Repair and Disassembly AC Input Filter Equipotential Pillar NOTE eo Because the power supply board may be adhered to the insulator be careful not to damage the parts connector and cables when prizing it 5 4 12 Removing the Integral Module Rack The following disassembling procedure takes the 5 slot module rack as an example You can disassemble other types of module rack by referring to this procedure 1 Disconnect the cable that connects the integral module rack and the mother board Remove the two bolts and unscrew the M3x6 screw 5 20 Repair and Disassembly 2 Pry the snaps out about Imm away with a small flat bladed screwdriver Then insert the small flat bladed screwdriver int
13. lamp board and the button board and then remove the alarm lamp board on which there is no screw Pre Uca i J a i ag op mit q Hh I K i LEJ e ia 7 o EE a NOTE o Exercise care when removing the alarm lamp board because it may be adhered to the LCD assembly as shown in the upper right figure Repair and Disassembly 5 4 6 Removing the Main Board 1 Pull out all the connectors on the mother board There are numbers beside the connectors which are listed below ame ements SSCS gt 20919199 TT ALi rG Le su III 5 12 Repair and Disassembly 2 Unscrew the four M36 screws as shown in the figure above and take out the main board that includes the mother board and the CPU board 3 Unscrew the four M2 5x6 screws and separate the mother board from the CPU board Be sure not to damage the socket that connects the two boards There is a battery on the CPU board 5 4 7 Removing the CF WLAN Assembly 1 Unscrew the two M3x6 screws 99939 EEEE AE Kalle d 5 13 Repair and Disassembly 2 Lift the CF WLAN assembly and pull it out a DES a od i Y SC Mo mm a ae e e ai wae NOTE o When reassembling the CF WLAN assembly be sure to align it with the WLAN slot Otherwise it may be unable to be assembled into position 3 Unscrew the four M3x6 screws and separate the CF storage card from the PCMCIA card NO
14. of the CO module by referring to the procedure as described in 5 6 1 Disassembling the ICG Module Then press the two clips about 1mm and take off the housing 5 37 Repair and Disassembly Hold the housing with both hands Press the snap side with the thumb and move the other side with the index finger and the middle finger to separate the housing into two halves 5 38 Repair and Disassembly 4 Take out the infrared communication board and disconnect all the cables from it A CAR s 5 Disconnect the cables from the button board and unscrew the PT3x8 screw Then release the two clips and take out the board After that disconnect the cable to the fan and remove the button board ty Fo 00 30 50118 gga W TN l Be A wI 5 39 Repair and Disassembly Disconnect the tubing that connects the CO board and the front cover Then release four clips and take off the board 5 40 6 Parts 6 1 Introduction This section contains the exploded views and parts lists of the main unit satellite module rack and parameter modules of the patient monitor It helps the engineer to identify the parts during disassembling the patient monitor and replacing the parts Hardware architecture of the main unit is shown below Main unit Module rack assembly Front housing Rear housing Base assembly assembly assembly rack Touchscreen Recorder Anti glare Power switch amp LED
15. pins of the power module socket excluding the pins of the battery power socket On power board pin 1 has a triangle symbol 2 a 4 z G P 5 J 11 D IS O D O D ON IS h W AC BAT 12 13 14 15 16 2 Marking Description Cable color 2 4 6 7 13 15 17 GND The output grounding terminal of the power board Black Receives serial communications the main board sends Sends serial communications the main board receives Power on off control signal It is a TTL pulse signal inputted from the back board Every time when the power on off switch is pressed pulse of falling edge a switch between power on and off happens The pulse duration is no less than 0 1 s for power on and no less than 2 s for power off Backlight on off control signal The main board sends a backlight on off control signal to the power board through the serial interface The power board processes the received signal and then outputs a high or low level depending on the received signal The positive end of the 12 V DC coming from the power Yellow board The positive end of the 5 V CIS coming from the power Purple board The positive end of the 5 V DC coming from the power 16 5 5V Red board The positive end of the 3 3 V DC coming from the power 18 19 3 3 V s Orange oard LED AC AC power status indication signal LED BAT Battery status indication signal LCD BR Backlight brightness control voltage 2 11 Th
16. screw or the part may fall off during use to cause unpredictable damage or human injury 5 1 Repair and Disassembly o Be sure to follow the correct sequence to disassembly the monitor Otherwise the monitor may be damaged permanently o Be sure to disconnect all the cables before disassembling any parts Be sure not to damage any cables or connectors o Be sure to place the monitor face up when disassembling it Otherwise the screen or the knob may be scratched or damaged 5 3 Basic Disassembly 5 3 1 Disconnecting the Base NOTE o Be sure to disassemble the base first before proceeding with other parts o Be sure to place the monitor face up when disassembling it If lay the monitor face down be sure the surface is non abrasive and static free Otherwise the screen or the knob may be scratched or damaged 1 Place the monitor face up and unscrew the four M412 screws as shown in the figure below DW f F A Repair and Disassembly 2 Pull out the base and then unplug the two cables marked in the picture one connecting the Power Switch amp LED board and the button board and the other connecting the battery interface board and the power supply assembly NOTE Exercise care when pulling the base out Be sure not to damage the cables and connectors 5 3 Repair and Disassembly 5 3 2 Separating the Front and Rear Half of the Monito
17. 6 10 Parts Parts List e 6 5 4 Interface Board Assembly Exploded View 6 11 Parts Parts List CN O CU 6 5 5 Main Support Assembly Exploded View 6 12 Parts Parts List 4 Moco oostevo Sid COMETE CN 6 5 6 Others CIS assembly 6800 30 50474 0000 10 11062 Memory bank CE fres M05 100R29 02 Lithium button cell battery 3V 220mAh D20 3 2 TR6F recorder TR6F 30 67306 0000 10 11079 Thetaal printhead M04 05 1003 Crosshead tapping screw PT2X6 E 6 13 Parts 6 6 SMR Assembly 6 6 1 SMR Assembly Exploded View 6 14 Parts Parts List 6 Mowomors Cosstatsoow nee A o eww sue pie gr hooo o awws roes CN 6 6 2 SMR Inside Assembly Exploded View 6 15 Parts Parts List o eww man SSS o eww a o y CAN o meom w SS 6 16 Parts 6 Parameter Modules 6 7 1 MPM Module Exploded View Parts List soso wema SSS 6 17 Parts o fonws CS CAN o ews wmm CEN 6 7 2 C O Module Exploded View 6 18 Parts Parts List o f 2 a 5 f 7 r o x a 6 19 Parts 6 7 3 RM Module Exploded View y 0 Parts List e eww tener o o eww frame SSS wiSCSCSCSCS o eww em CA 6 20 Parts E E 5 i 7 r x 6 7 4 ICG Module Exploded View ie AN Ept A ill cie E cl aa FR ey A SS F if
18. 6 17 SETA AD A E 6 18 6 T3 RM Mod le orense eiA utes IAE AA CA 6 20 C A E E E R 6 21 CAG Modil aaae EEA E A 6 23 LOBO OE 6 24 6 7 7 IBP MOGUN dar aaa aa a a A AN 6 25 6 7 6 Mindray CO2 Module a dd TT 6 27 677 ndo EOI dt sintio e aa a nenni 6 28 6 6 Replaceable AA A ee A 6 29 SOL MIME SAA AAA AA AAA EA AAA AAA 6 29 REA A A A E A ee On ee 6 31 00 Parameter Modules aid 6 31 EA W021 0 E Rema nO RE OE eee 6 32 1 Safety 1 1 Safety Information DANGER o Indicates an imminent hazard that if not avoided will result in death or serious injury N WARNING eo Indicates a potential hazard or unsafe practice that if not avoided could result in death or serious injury NCAUTION eo Indicates a potential hazard or unsafe practice that if not avoided could result in minor personal injury or product property damage NOTE eo Provides application tips or other useful information to ensure that you get the most from your product 1 1 Safety 1 1 1 DANGER There are no dangers that refer to the product in general Specific Danger statements may be given in the respective sections of this manual 1 1 2 Warnings N WARNING All installation operations expansions changes modifications and repairs of this product are conducted by Mindray authorized personnel There is high voltage inside the equipment Never disassemble the equipment before it is disconnected from the AC power source When you d
19. 60 Hz 2 Connect SUM terminal of the applied part connection apparatus to RA input terminal of 601 safety analyzer another terminal to the applied part of EUT 3 Connect the EUT to the analyzer s auxiliary output connector using a power cord 4 Power on the 601 safety analyzer and then press the 6 Patient leakage button on the analyzer s panel to enter the Patient leakage test screen 5 Repeatedly press the Applied Part button to measure AC and DC leakage alternatively DC leakage reading is following by DC 6 Under normal status the patient leakage current should be no greater than 10 uA Under single fault condition it should be no greater than 50 uA 3 7 4 Patient Auxiliary Leakage Current Test 1 Connect the 601 safety analyzer to an AC source 264 V 60 Hz 2 Connect the equipment under test EUT to the analyzer s auxiliary output connector using a power cord 3 Connect the sensors of the applied part to the applied part connection apparatus whose RA P terminal is connected to 601 safety analyzer s RA terminal which is turned on and SUM terminal to 601 safety analyzer s LA terminal RA terminal is switched to on 99 4 Power on the 601 safety analyzer and then press the 8 Patient Auxiliary Current Test button on the analyzer s panel to enter the patient auxiliary current test screen 5 Repeatedly press the Applied Part button to measure AC and DC leakage alter
20. 662 gas pump cable parameter board Fast release valve 6800 20 50663 Fast release valve cable to parameter board Slow release valve 6800 20 50664 Slow release valve cable to parameter board Cable from ICG module to infrared 6800 20 50674 o communication board Mindray CO infrared communication 6800 20 50683 bl cable Parts FOR YOUR NOTES 6 34 P N 6800 20 50661 1 0
21. BP WSU sierra starch Settee ets etude re aids IN 3 8 A II IN A a 3 11 Contents Dl SPO MESE cod 3 13 ASCO TES A A AA AA wate cee oa cinta AE ate alta 3 13 De Temp TES dia denia 3 13 A A O A 3 14 SA TRIN a ida 3 14 ALICE TES sara ta 3 15 E EN A A A A A ET 3 15 32 gt Nutse Call Relay Pertotmance TES AA AA IA 3 18 3 6A a lOs Out Per ormance TESE enrera a a A NE 3 18 327 Electrical Satety Tests a adan 3 19 37 1 Enclosure Leakage Current TES raid dde deis 3 20 Jha ie ant Eeakavre Cuente iodo 3 20 SS atenta Current ads 3 21 3 7 4 Patient Auxiliary Leakage Current Test cccccccncccccncoconnninnnnnnnnnnnnnnnnanananananns 3 21 3 0 Touchscreen Calibration lirio ocio 3 22 RECO RE EA tt ibas 3 22 o o A a eae aa hee es ae erent eect 3 23 3 10 1 Accessing Factory Maintenance Menu ccccccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 3 23 IOS Dra Wino WES cates cst seca els Sait ls aca atta ds acta atte coelomic tio 3 23 IAO uN A Guineas ieee Gat naetiasd 3 23 S104 A O i0 artes aries eels arte A A 3 24 310 5 Monitor norma A wedded S 3 24 30 OC alibrate NU da altas 3 24 Sl Pro Sram O POL AG St A A AA AE 3 25 NA O A Be Eee Pe me mee eee Ree nen rr es 4 1 AMIA 4 1 A EIS Ot Gillis UN A PEE E EE TEENE EEEE EETA P O A 4 1 ho Patent Monitor stars Cek aaa 4 1 AA Software Version Cheka a a a 4 2 4 3 lechmcal Alarni A a E 4 2 4 6 Troubles HOO LO Gde aeei eN a e a E E 4 2 AGA AA A A 4 2 46 2 Display Failures A A e 4 3 4 03 Module Rack Pati e e
22. BeneView T8 Patient Monitor Service Manual Intellectual Property Statement SHENZHEN MINDRAY BIO MEDICAL ELECTRONICS CO LTD hereinafter called Mindray owns the intellectual property rights to this product and this manual This manual may refer to information protected by copyrights or patents and does not convey any license under the patent rights of Mindray nor the rights of others Mindray does not assume any liability arising out of any infringements of patents or other rights of third parties Mindray intends to maintain the contents of this manual as confidential information Disclosure of the information in this manual in any manner whatsoever without the written permission of Mindray is strictly forbidden Release amendment reproduction distribution rent adaption and translation of this manual in any manner whatsoever without the written permission of Mindray is strictly forbidden il wmorar MINDRAY and BeneView are the registered trademarks or trademarks owned by Mindray in China and other countries All other trademarks that appear in this manual are used only for editorial purposes without the intention of improperly using them They are the property of their respective owners Contents of this manual are subject to changes without prior notice FOR YOUR NOTES II Preface Manual Purpose This manual provides detailed information about the assembling dissembling testing and troubleshooting of t
23. F y module rack MEME Measure Standby Equipotential terminal EE ES 0123 ESD warning symbol for Electrostatic sensitive devices Type CF applied part Defibrillator proof protection against electric shock Type BF applied part Defibrillator proof protection against electric shock 1 3 Safety FOR YOUR NOTES 2 Theory of Operation 2 1 Introduction This patient monitor is designed to monitor a fixed set of physiological parameters including ECG heart rate HR respiration Resp temperature Temp SpO pulse rate PR non invasive blood pressure NIBP invasive blood pressure IBP cardiac output C O carbon dioxide CO2 oxygen O2 anesthetic gas AG impedance cardiograph ICG bispectral index BIS and respiration mechanics RM of single adult pediatric and neonatal patients PEE la a ie ie J ait j o F 3 a tt i T seais O olole J li E i pa s The patient monitor also NW Provides audible and visual alarm indications in case of patient or equipment problems NW Enables displaying reviewing storing and transferring of real time data NW Incorporates multiple input devices such as buttons knob touchscreen keyboard and mouse NW Interfaces a clinical information system or central monitoring system NW Enables program upgrade over the network Theory of Operation 2 2 System Connections 2 2 1 Mounting the Patient Monit
24. Factory Maintenance and then enter the required password The Factory Maintenance menu is shown below Factory Maintenance Draw Wave Mona Q 4 Recorder software Version gt Monitor Information gt Calibrate NIBP gt select Mono to have wider viewing angle or Color to have smoother waveforms 3 10 2 Drawing Waves There are two methods to draw waves Color and Mono NW Color selecting Color will have smoother waveforms NW Mono selecting Mono will have a wider viewing angle 3 10 3 Recorder To enable disable the recorder select Recorder and toggle between On and Off CAUTION eo The recorder is disabled if Recorder is switched off in the Factory Maintenance menu 3 23 Testing and Maintenance 3 10 4 Software Version Selecting Software Version will show software version information The display of Software Version menu is as follows Software Version Soen maes ETT E A Y Keypad Module Version 1 0 Recorder Module Version FPGA File Version 01 001 3 10 5 Monitor Information Selecting Monitor Information will show the status of the patient monitor Monitor information 1s displayed as follows Monitor Information Total Runtime ODays 4Hours 40 Minutes Master Board ID 10 PCBA 10 Fan speed Fan Operating ouster Temp Battery Voltage Battery Capacity 3 10 6 Calibrate NIBP For details refer to section 3 4 5 NIBP Tests 3 24
25. Replace DVI interface board failure Frequent dropouts and network disconnects The patient monitor 1s connected to a LAN but cannot view other patients under the viewing the patient View Others mode Excessive requests for monitor at the same time Incorrect LAN cable Check LAN cable connection LAN cable connection shall not be longer than 50 m Incorrect IP address configuration Incorrect LAN cable Check LAN cable connection LAN cable connection shall not be longer than 50m Check for IP address conflict Reconfigure IP address A patient monitor can only be viewed by 4 other patient monitors at the same time under the View Others mode The excessive view requests system will be ignored Incorrect IP Check for IP address conflict Reconfigure IP configuration address CIS assembly failure Replace CIS assembly 4 11 Troubleshooting 4 6 11 Software Upgrade Problems Symptoms Possible Cause Corrective Action Boot file upgrade fails Power failure or Return the CPU board to factory for repair unintended power off during boot file upgrade Program upgrade fails Incorrect network 1 Check that network connector not CIS connection connector on the patient monitor is used 2 Make sure that the hub or switch run normally Check that net twines are of the right type and have been connected correctly Wrong upgrade package Upgrade package shall be pkg files Select has been downl
26. S module Masimo SpO 12 lead 6800 30 50562 MPM6 module Nellcor SpO 12 lead l 6 8 4 Cables Cable from power board to battery 6800 20 50298 l interface board 6800 20 50301 Cable from recorder to main board l l DVI interface board 6800 20 50304 DVI interface board signal wire to CIS assembly 6800 20 50305 power board DC output cable Mother board to 6800 20 50333 CIS mother board flat wire CIS mother board Mother board to LCD 6800 20 50334 17 LCD flat wire 6800 21 50337 AC input filter cable 6800 20 50513 Main unit Fan cable Cable from mother board to DVI 6800 20 50672 interface board Cable from mother board to USB 6800 20 50673 interface board 6800 20 5068 1 Speaker amp cables MN Mother board to 6800 30 50124 Integral module rack flexible cable integral module rack Mother board to 6800 30 50126 Button board flexible cable button board Mother board to 6800 20 50401 WLAN card flexible cable CF amp WLAN assembly 6 32 Parts SMR and parameter modules Main unit infrared communication board 6800 20 50155 cable integral module rack 6800 20 50160 Button board cable Cable from infrared communication 6800 20 50161 board to RS232 connector 6800 20 50162 Infrared communication board TTL cable 6800 20 50164 Module fan amp cable 6800 20 50167 SMR LED cable from inverter to 6800 20 50170 Cable from inverter to button board button board NIBP pump to 6800 20 50
27. TE o Be sure not to damage the socket that connects the two boards 5 14 Repair and Disassembly 5 4 8 Removing the Fan 1 Disconnect the connector that connects the fan and the mother board Then unscrew the three M36 screws and remove the fan _ E 5 4 9 Removing the Speaker 1 Disconnect the connector that connects the speaker and the mother board Then unscrew the two M3x6 screws and remove the speaker N CAUTION eo When installing a speaker be sure to keep the cable from the press bar Otherwise the speaker may be short circuited 5 15 Repair and Disassembly 5 4 10 Removing the Interface Board Assembly 1 Unscrew the four M36 screws and remove the interface board assembly 2 Unscrew the screws beside the DVI socket Then unscrew the two M3x6 screws in the holes After that pull out the DVI interface board Screws beside DVI socket Two M3x6 Screws in Holes 5 16 Repair and Disassembly 3 Unscrew the two M3x6 screws and take out the USB interface board upwards NOTE o Before removing the USB interface board the DVI interface board must be removed first o Be careful not to damage the insulation between the DVI interface board and the USB interface board If it is damaged stick a new one 5 4 11 Removing the Power Supply Assembly 1 Disconnect the cables from the socket of the power supply NOTE eo For some cables you have to release the clips on
28. ables defective or 1 Check that the cables from power switch amp LED does not light poorly connected board to button board button board to main board and power module to main board are correctly connected 2 Check that cables and connectors are not damaged Power switch amp LED Replace the power switch amp LED board board defective Power module defective Replace the power module Mother board Defective Replace the mother board Troubleshooting 4 6 2 Display Failures Symptoms Possible Cause Corrective Action Integrated Cables defective or 1 Check that cables from the display to the mother display is blank poorly connected board and from the backlight board to the button but the patient board display are correctly connected monitor still 2 Check that the cables and connectors are not works correctly damaged Backlight board Replace the backlight board defective Power module defective Replace the power module Display defective Replace the display Secondary Cables defective or 1 Check that the cable between the display and the display does not poorly connected patient monitor is correctly connected function 2 Check that the cables and connectors are not damaged DVI interface board Replace the DVI interface board defective Secondary Cables defective or 1 Check that the cable between the display and the display displays poorly connected patient monitor is correctly conn
29. ace the rubber loop in position when reassembling the right board 5 29 Repair and Disassembly 3 From the left side remove the cable that connects the module rack interface board and the 8 slot module rack communication board Then take off the SMR cover 4 Unclench the two clips and take out the module rack interface board Be sure not to damage the snap slot on the left side 5 Remove the cable that connects the 8 slot communication board and the LED board the LED indicator and the light tube 5 30 Repair and Disassembly 6 Unclench the clips and take out the Nios II module Then unscrew the six M3x6 screws and remove the 8 slot module rack communication board 5 31 Repair and Disassembly 7 Use the sleeve to unscrew the hexagon nut and countersunk external toothed lock washer assembly which can be further separated into the washer springlet and contact SCrew Washer Springlet Hexagon nut and countersunk external Contact screw toothed lock washer assembly 5 32 Repair and Disassembly 5 6 Disassembling Modules WARNING o For a reassembled module a patient leakage current test must be performed before it is used again for patient monitoring o Make sure the monitor is off before disassembling the modules The monitor supports three types of modules single slot modules 2 slot modules and 3 slot modules The following part describes two typical disassembling procedures
30. aintenance and test This chapter provides a checklist of the testing procedures for the patient monitor with recommended test equipment and frequency The service personnel should perform the testing and maintenance procedures as required and use appropriate test equipment The testing procedures provided in this chapter are intended to verify that the patient monitor meets the performance specifications If the patient monitor or a module fails to perform as specified in any test repairs or replacement must be done to correct the problem If the problem persists contact our Customer Service Department CAUTION eo All tests should be performed by qualified service personnel only eo Care should be taken to change the settings in User Maintenance and Factory Maintenance menus to avoid loss of data o Service personnel should acquaint themselves with the test tools and make sure that test tools and cables are applicable 3 1 Testing and Maintenance 3 1 1 Test Report After completing the tests service personnel are required to record test results in this table and report them to Mindray Customer Service Department Test Equipment Test Record Conclusion 3 1 2 Recommended Frequency 1 When first installed or reinstalled Power on test 1 When first installed or reinstalled 2 Following any maintenance or the replacement of any main unit parts Mainstream j 1 If user suspects that the measurement i
31. ard board failure Replace the CF card board Mother board failure Replace the mother board 4 6 9 Power Supply Failures Symptoms Possible Cause Corrective Action Different battery Battery failure Replace battery voltages Cable defective or 1 Check that the cable between battery poorly connected interface board and power module is correctly connected 2 Check that cables and connectors are not damaged Power board failure Replace the power board Battery capacity is too Battery failure Replace battery low Cable defective or 1 Check that the cable is correctly poorly connected connected 2 Check that connecting cables and connectors are not damaged Power board failure Replace the power board Battery cannot be Battery failure Replace battery and recharge the replacement recharged battery If the replacement battery can be recharged the original one fails Troubleshooting Cable defective or 1 Check that cable between battery interface poorly connected board and power module is correctly connected 2 Check that cables and connectors are not damaged Power supply protection 1 Turn off the monitor then restart it Power board failure 2 If the problem remains disconnect the AC mains for 5 s and reconnect it then restart the patient monitor No 12 V output 3 If the problem still remains replace power board NOTE When the power module has a failure it may cause problems to other
32. area Filter Diagnostic 2 Select Main Menu Maintenance gt gt 3 Select Calibrate ECG A square wave appears on the screen and the message ECG Calibrating is displayed 4 Compare the amplitude of the square wave with the wave scale The difference should be within 5 You can also print out the square wave and the wave scale if necessary 3 4 4 Resp Performance Test Tool required NW Patient simulator 1 Connect the patient simulator to the Resp connector on the module 2 Configure the simulator as follows base impedance line 1500 2 delta impedance 0 5 Q respiration rate 40 rpm 3 The displayed Resp value should be 40 2 rpm Testing and Maintenance 3 4 5 NIBP Tests NIBP Accuracy Test Tools required EH T shape connector Approprating tubing Balloon pump Metal Vessel with volume 500 25 ml Reference manometer with accuracy 1 mmHg Monitor Manometer Connector for NIBP cuff Ge Balloon pump Metal vessel Follow this procedure to perform the test 1 Connect the equipment as shown above 2 Before inflation the reading of the manometer should be 0 If not disconnect the airway and reconnect it unit the readings 1s 0 3 Select Main Menu Maintenance gt gt gt NIBP Accuracy Test 4 Compare the manometer values with the displayed values The difference between the manometer and displayed values should be no greater than 3 mmHg 5 Raise the pressu
33. bles marked in the picture and disconnect them from the button board 5 7 Repair and Disassembly 2 Unscrew the three PT3x8 screws and take out the button board 5 4 4 Removing the LCD Assembly N CAUTION e Do not touch the LCD screen eo Disassemble the LCD screen in an environment as dust free as possible 1 Disconnect the cables that connect the following parts The backlight board and the button board The touchscreen control board and the button board The alarm lamp board and the button board The touchscreen and the touch screen control board 5 8 Repair and Disassembly 2 Unscrew the two M3x6 screws and take out the screen assembly carefully If it is necessary to take the touchscreen control board out separately remove the cables connecting to the button board and touchscreen first 3 Unscrew the six M36 screws Then remove the cables connecting the backlight board to the LCD screen and to the button board and take out the backlight board by unscrewing the two M3x6 screws on the backlight board 5 9 Repair and Disassembly 4 Unscrew the eight M36 screws and take the screen assembly out carefully To prevent the screen from being contaminated by dust do not touch the screen Do not touch the LCD panel 5 10 Repair and Disassembly Touchscreen 5 4 5 Removing the Alarm Lamp Board 1 After removing the LCD panel disconnect the cable that connects the alarm
34. board Integral module rack Battery communication CF assembly Touchscreen control board board Battery interface board Nios II module Power module key board speaker Alarm LED Rear housing Inverter Sheet metal CIS assembly Front bezel Interface board Sheet metal Fan Alarm LED board 6 1 Parts 6 2 Main Unit 6 2 1 Exploded View 6 2 2 Parts List 6800 20 50468 Base assembly 7 M04 005405 Screw M4x12 M04 004017 Crosshead screw M3x12 6 2 Parts 6 3 Base Assembly 6 3 1 Exploded View 6 3 2 Parts List 4 moro roster ooo 6 tons0 soi0e Bates merced ooo esoo posera ooo gt mosoioo0206 Latin ate rivom o Parts 6 4 Front housing Assembly 6 4 1 17 LCD with Anti glare Screen Exploded View a A Parts List Description Qty 6800 20 5069 1 Insulating strip for alarm LED board 6 4 6 ewa js swa Parts 6800 20 50220 PC cusion 1 TIO EN o awas CO A Screen support 4 for 17 anit glare screen E morosiooroi Credo Mee Corr A 68002030232 Dacia A rr CA COTO Oo 0 250952 Pacient toart ais E COCA Sd 55011023900 Condacing on ORO A COTO ao Sen mamma Sd ot Condacing om A1OSABSIK o wwo ro S e800 2050206 Seen pon Woe r ica O ao 200556 Sais COTO www eass COTTON COTO morosos pinga PEE oo CAT Sd CEET rr CUA COS FUN Sl 6800 20 50180 Knob Parts 6 4 2 17
35. can also view the information on the monitor s current status by selecting Main Menu gt Maintenance gt gt gt Factory Maintenance gt gt enter the required password Monitor Information gt gt 4 1 Troubleshooting 4 4 Software Version Check Some troubleshooting tasks may require you to identify the configuration and software version of your patient monitor 1 To view information on the system configuration and system software version Select Main Menu Maintenance gt gt Software Version gt gt 2 You can also view the information on system software version and module software version by selecting Main Menu Maintenance gt gt Factory Maintenance gt gt enter the required password Software Version gt gt 4 5 Technical Alarm Check Before troubleshooting the patient monitor check for technical alarm message If an alarm message is presented eliminate the technical alarm first For detailed information on technical alarm message possible cause and corrective action refer to the patient monitor s Operation Manual 4 6 Troubleshooting Guide 4 6 1 Power On Off Failures Symptoms Possible Cause Corrective Action The patient AC mains not connected Check that AC mains is properly connected or monitor fails to or battery too low battery capacity is sufficient start AC LED Power supply protection Refer to 4 6 9 Power Supply Failures or battery LED l C
36. components e g the monitor suddenly breaks down during start up as the power module may have a power supply protection In this case troubleshoot the power module per the procedure described in the table above e Components of the main unit SMR and parameter modules are powered by the power module In the event that a component malfunctions check if the operating voltage is correct Refer to 2 Theory of Operation for the operating voltage and measurement points of each component 4 10 Troubleshooting 4 6 10 Network Related Problems Symptoms The patient monitor cannot be connected to a CIS CIS assembly failure No connection to LAN Possible Cause Corrective Action 1 Check that the cables and connectors are in good condition and that the network 1s correctly connected 2 Check that the hub or switch 1s correctly configured 1 Restart the patient monitor check that a beep 1s heard and the CIS fan runs normally after the system starts up 2 After starting select Main Menu Maintenance gt gt User Maintenance gt gt enter the password required In the User Maintenance menu CIS Maintenance shall be enabled and switching between normal monitor screen and CIS screen 1s possible 3 If step 1 and 2 fail check the CIS fan assembly for damage and if the power supply to the CIS assembly is correct If both of them work correctly replace the CIS assembly DVI interface board
37. connection apparatus to RA input terminal of 601 safety analyzer another terminal to the applied part of EUT 3 Connect the EUT to the analyzer s auxiliary output connector using a power cord 4 Attach one end of the red lead to the Red input terminal of the analyzer and the other end to tinsel over the enclosure of the EUT 5 Power on the 601 safety analyzer and then press the 5 Enclosure leakage button on the analyzer s panel to enter the enclosure leakage test screen 6 Under normal condition the enclosure leakage current should be no greater than 100 WA Under single fault condition it should be no greater than 300 A 3 2 Earth Leakage Current Test 1 Connect the 601 safety analyzer to an AC power supply 264 V 60 Hz 2 Connect SUM terminal of the applied part connection apparatus to RA input terminal of 601 safety analyzer another terminal to the applied part of EUT 3 Connect the EUT to the analyzer s auxiliary output connector using a power cord 4 Power on the 601 safety analyzer and then press the 4 Earth leakage button on the analyzer s panel to enter the earth leakage test screen 5 Under normal condition the earth leakage current should be no greater than 300 uA Under single fault condition it should be no greater than 1000 WA 3 20 Testing and Maintenance 3 7 3 Patient Leakage Current Test 1 Connect the 601 safety analyzer to an AC power supply 264 V
38. dures O Performance Test Tool required NW Gas bottle with 100 O E T shape connector E Tubing The AG module can incorporates the features of the O module refer to AG Performance Test above for test procedures AG Calibration Tools required NW Gas bottle with a certain standard gas or mixture gas Gas concentration should meet the following requirements AA gt 1 5 CO2 gt 1 5 N20 gt 40 0 gt 40 of which AA represents an anesthetic agent NW T shape connector E Tubing NW Reservoir bag Follow this procedure to perform the calibration 1 Select Main Menu Maintenance gt gt User Maintenance gt gt enter the required password Calibrate AG gt gt 2 Check the airway and make sure that there are no occlusions or leaks Vent the sampling tubing to the air and check if the Current FlowRate and Set FlowRate are approximately the same If the deviation is great it indicates that there is an occlusion in the tubing Check the tubing for an occlusion Block the gas inlet of the tubing The Current FlowRate shall fall rapidly and the system prompt that the tubing 1s blocked Otherwise it indicates that there are leakages in the tubing Check the tubing for leakages 3 16 Testing and Maintenance 3 Connect the gas bottle reservoir bag and the tubing using a T shape connector as shown in the figure below Gas valve AG module Reservoir Gas bottle 4 Open th
39. e Department 3 25 Testing and Maintenance FOR YOUR NOTES 3 26 4 Troubleshooting 4 1 Introduction In this chapter patient monitor problems are listed along with possible causes and recommended corrective actions Refer to the tables to check the patient monitor identify and eliminate the troubles The troubles we list here are frequently arisen difficulties and the actions we recommend can correct most problems but not all of them For more information on troubleshooting contact our Customer Service Department 4 2 Part Replacement Printed circuit boards PCBs major parts and components in the patient monitor are replaceable Once you isolate a PCB you suspect defective follow the instructions in 5 Repair and Disassembly to replace the PCB with a known good one and check that the trouble disappears or the patient monitor passes all performance tests If the trouble remains exchange the replacement PCB with the original suspicious PCB and continue troubleshooting as directed in this chapter Defective PCB can be sent to us for repair To obtain information on replacement parts or order them refer to 6 Parts 4 3 Patient Monitor Status Check Some troubleshooting tasks may require you to identify the hardware version and status of your patient monitor 1 To view the information on system start time self check etc select Main Menu Maintenance gt gt Monitor Information gt gt 2 You
40. e Power Supply Assembly coccncnnnnnncoconononononininininininnnininanos 5 17 5 4 12 Removing the Integral Module Rack oocccccnccncccccccocccocococonononinininicinen 5 20 A TS ReMOV Ne the Record trillado 5 23 do Reovee MR ASS cm a ae ee eae DES 5 29 5 6 Disassemble Mod A aa 5 33 5 6 1 Disassembling the ICG Module ooccnnnnnnnnnnnnocinoconononononininnnnnnnininnnonanananananananns 5 33 5 6 2 DisassemblinoCO gt Module ss deiitidtindome enemas 5 36 OO PALES E E E AAA AAA Ai 6 1 ORTO du cuota 6 1 02 Man nas 6 2 62 1 Exploded VI cee wut ae ee ae ele eee 6 2 2D EAS LA AA AA A id R 6 2 ln A 6 3 A ded Vie Woa E 6 3 A ak Sd Bere ee ee E E 6 3 64 Front housins Ass tas ete el eld 6 4 64l I7 LCD with Anis G are SO i 2 sccndcantactacansatssdnsm denise ie tielsdncmsunissudeatelsdecbeunesaaieese 6 4 LI Me GD POUCH SCR AA O A 6 6 6 5 Rear PIOUS Mie lo orice Getic icicle ati A 6 8 6 5 1 Rear Housing Ass mDly serren a aa 6 8 00 2 E EE 10 oe A E et E E E A E T E A 6 9 0 Inte oral Module Rat krere Jaren aaa 6 10 60 4 Interiace Board Assemb aiios oa ee 6 11 6 5 5 Main Support Assembly A iia 6 12 OO OPES ianiai E E A E EE E N 6 13 O76 IVR NSS CMA A II a a e e e 6 14 Contents OS MR ASS satiate os ital ose eosin eae een 6 14 6 6 2 SMR Inside ASS Cibo ly isis sactessathes otuteeeeeisteted etuacetaetatedeletuedetactateeleteedeeaeteteenetes 6 15 OT Parametros onde sastoente dese hicecees 6 17 67 IVE IVA IIS catarata iaa cidcid
41. e gas valve and vent a certain standard gas or mixture gas 5 Inthe Calibrate AG menu the concentration and flowrate of each measured gas are displayed Ifthe difference between the measured gas concentration and the actual one is tolerable a calibration 1s not needed Ifthe difference is great a calibration should be performed Select Calibrate gt gt to enter the calibrate menu 6 Enter the vented gas concentration If you use only one gas for calibration set other gases concentration to 0 7 Select Start to start calibration 8 Ifthe calibration is finished successfully the message Calibration Completed is displayed If the calibration failed the message Calibration Failed is displayed Perform another calibration 3 17 Testing and Maintenance 3 5 Nurse Call Relay Performance Test Tools required W Multimeter l Ze Connect the nurse call cable to the Auxiliary Output Connector of the patient monitor Enter Demo mode Select Main Menu Maintenance gt gt User Maintenance gt gt enter the required password Others gt gt Auxiliary Output Nurse Call Select Main Menu Maintenance gt gt User Maintenance gt gt enter the required password Others gt gt gt Nurse Call Setup gt gt Enable all alarm level and alarm type options Set Contact Type to Normally Open In Nurse Call Setup gt gt setup menu set Signal Type t
42. e or poorly is properly connected identify connected 2 Check that the connecting cables and connectors parameter are not damaged modules 3 Check that contact screws on SMR are tightly screwed and properly contact the SMR Defective parameter Replace the suspicious parameter module with a module known good module Check if the patient monitor identifies the replacement module If yes it means that the original one is defective Wrong communication Upgrade the program of the module or SMR board software revision Module in some slots 1 Replace the Nios II module unrecognized 2 Replace the 8 slot module rack communication board Troubleshooting Power supply failure 1 Check if the voltage between two contact screws in any slot reaches 12V DC If yes and the parameter module functions the PCB assembly in SRM might fail 2 If there is no 12 V sent to the SMR check that the power module output voltage to the USB interface board reaches 12V If yes the fuse on the USB interface board might blow Replace the USB interface board Cable defective or 1 Check that the cable between SMR interface poorly connected board and communication board 1s properly connected 2 Check that connecting cables and connectors are not damaged Nios II module loose or 1 Check that Nios II module is correctly plug ed failure 2 If the symptom persists replace the Nios II module SMR interface board Replace the SMR
43. ected SNOWS Or 2 Check that the cables and connectors are not flashing specks damaged DVI interface board Replace the DVI interface board defective The mother board is Replace the mother board damaged Images FPGA error Update or upgrade FPGA overlapped or Cables defective or 1 Check that the cable between the display and distorted poorly connected mother board is correctly connected 2 Check that the cables and connectors are not damaged Touchscreen Touchscreen disabled Check if there is a symbol shown above the does not response Measurements QuickKey If yes press the Measurements QuickKey for more than 3s to enable the touchscreen Troubleshooting Cables defective or 1 Check that the cables from the touchscreen to the poorly connected touchscreen control board the touchscreen control board to the button board and the button board to the mother board are correctly connected 2 Check that the cables and connectors are properly connected Touchscreen control Replace the touchscreen control board board defective Button board defective Replace the button board Touchscreen defective Replace the touchscreen Mother board defective Replace the mother board Touch position Touchscreen not Calibrate the touchscreen invalid calibrated 4 6 3 Module Rack Failures Symptoms Possible Cause Corrective Action Extension Cable 1 Check that the cable between SMR and main unit SMR cannot defectiv
44. eory of Operation 2 3 5 Equipment Interface System USB Interface Board The USB interface board is compatible with such USB interfaces as USB2 0 USB1 1 and USB1 0 It is connected with the main board and the power module It receives 2 USB differential signals coming from the main board and then distributes them to 10 USB interfaces via 2 ISP1521 chips Moreover it provides RS232 and RS422 interfaces for communication between the main board and the SMR The USB interface board receives 5 VDC and 12 VDC inputs from the power module of which the 5 VDC goes to the USB interface board and the 12 VDC outputted to the SMR connector through a fuse Power A Hodnik Mother Board Socket noe Intertace RS232 RS422 Conversion USB_HUB USB HUB Board MA34 Chip ISP1521 Chip ISP1521 MA349 Dual Port Dual Port Dual Port Dual Port Dual Port USB A Shape USB A Shape USB A Shape USB A Shape USB A Shape Connector Connector Connector Connector Connector SMR Connector 2 12 Theory of Operation DVI Interface Board The DVI interface board is connected with the mother board and the CIS mother board The following diagram shows its interfaces to other components CIS mother hoard Mother board CIS connector Analogue output nurse Mother board LVDS DVI call and defibrillation network display sync Module interface module RJ45 RJ45 BNC EJI gt DVI D connector connector connector connector S iy tes connecto
45. faces to all other external devices The mother board is in charge of connections and communications with other components and provides the following interfaces LCD port connects a built in display Video output network GPIO connects the digital video interface board USBx2 RS422 connects the USB interface board Button board port connects the button board Integral module rack port connects integral module rack communication board Fan port connects the fan Speaker port connects the speaker Power module port connects the power module CIS port located at the back of the mother board for connecting the CIS components WLAN amp CF port connects the CF WLAN assembly Recorder port connects the recorder 2 8 Theory of Operation Integral Module Rack The patient monitor has two kinds of integral module rack 2 slot and 5 slot The integral module rack consists of control board and communication board The control board is a NIOS IH module located on the communication board It implements protocol conversion and infrared communication between the main unit and the parameter modules The communication board can be a MPM type 2 slot type or a 3 slot type It consists of infrared circuit RS422 communication circuit and power circuit The communication board is connected with the main board Operating principle of the communication board is as follows E The infrared circuit transmits and receives infrared signa
46. he equipment to support effective troubleshooting and repair It is not intended to be a comprehensive in depth explanation of the product architecture or technical implementation Observance of the manual is a prerequisite for proper equipment maintenance and prevents equipment damage and personnel injury This manual is based on the maximum configuration Therefore some contents may not apply to your monitor If you have any question please contact our Customer Service Department Intended Audience This manual is for biomedical engineers authorized technicians or service representatives responsible for troubleshooting repairing and maintaining the patient monitors Revision History This manual has a revision number This revision number changes whenever the manual is updated due to software or technical specification change Contents of this manual are subject to change without prior notice M Revision number 1 0 NW Release time October 2006 O 2006 Shenzhen Mindray Bio Medical Electronics Co Ltd All rights reserved MI Abbreviations Abbreviations used in this manual are multi parameter module satellite module rack printed circuit board Passwords A password may be required to access different modes within the monitor The passwords are listed below NW User maintenance 888888 NW Factory maintenance 332888 E Demo mode 2088 IV Contents Contents MAL GE A A IN 1 1 a AN oa See 1 1 Me
47. he press bar upwards about 1mm and then pull off the flexible cable Remove the cable that connects the drive board and the button board Unscrew the PT2x6 screw and remove the drive board s grounding cable Then take out the recorder drive board Press bar 5 26 Repair and Disassembly 6 Unscrew the two PT2x6 screws and take out the thermal printhead Then unscrew the two PT2 6 screws and remove the recorder s button board EN 4 ki f a E d aa h y z y gt E l 2 LE T Fa l ALLL Pee i gt tee A 7 Remove the recorder mounting bracket by pulling out the recorder mounting bracket from the right side first Recorder mounting bracket 5 27 Repair and Disassembly 8 Hold and then pinch the recorder housing so that the recorder housing becomes disengaged from the monitor housing Then take out the recorder housing NOTE e When pinching the recorder housing take care not to damage the recorder housing o When reassembling the recorder housing and the recorder mounting bracket install the recorder mounting bracket first and meanwhile be sure the two clips are in right position Otherwise the recorder cannot be installed correctly 5 28 Repair and Disassembly 5 5 Removing the SMR Assembly 1 Furst remove the 4 screw covers and then unscrew the 4 M3x8 screws Right side board 2 Pull off the left and right side boards Be sure to pl
48. ignals or Respective output 1 Select Main Menu Analog Output nurse call signals are disabled Setup set Analog Output to On issued 2 Select Main Menu Maintenance gt gt User Maintenance gt gt enter the required password Others gt gt Auxiliary Output select desired output DVI interface board 1 Check that cable between DVI interface cable loose board and mother board is properly connected 2 Check that connecting cables and connectors are not damaged DVI interface board Replace the DVI interface board failure Mother board failure Replace the mother board Device with USB port Cable defective or 1 Check that cable between USB interface does not function poorly connected board and mother board is properly Assume that the connected peripheral devices are 2 Check that connecting cables and good connectors are not damaged USB interface board Replace the USB interface board failure Mother board failure Replace the mother board Troubleshooting 4 6 8 CF Card Problems Symptoms Possible Cause Corrective Action CF card malfunctions Wrong CF card or small Use only SanDisk manufactured CF storage memory space cards Those with 1GB memory space are recommended Cable defective or 1 Check that the cable between CF card poorly connected board and mother board is correctly connected 2 Check that connecting cables and connectors not damaged CF c
49. isassemble reassemble a parameter module a patient leakage current test must be performed before it is used again for monitoring The equipment must be connected to a properly installed power outlet with protective earth contacts only If the installation does not provide for a protective earth conductor disconnect it from the power line and operate it on battery power if possible Dispose of the package material observing the applicable waste control regulations and keeping it out of children s reach 1 1 3 Cautions NCAUTION Make sure that no electromagnetic radiation interferes with the performance of the equipment when preparing to carry out performance tests Mobile phone X ray equipment or MRI devices are a possible source of interference as they may emit higher levels of electromagnetic radiation Before connecting the equipment to the power line check that the voltage and frequency ratings of the power line are the same as those indicated on the equipment s label or in this manual Protect the equipment from damage caused by drop impact strong vibration or other mechanical force during servicing 1 2 Safety 1 1 4 Notes NOTE o Refer to Operation Manual for detailed operation and other information 1 2 Equipment Symbols Attention Consult AN accompanying documents CIS connector o this manual Alternating current AC Defibrillator connector Connector for satellite O O Power ON OF
50. isconnect the airway and reconnect it unit the readings is 0 Select Main Menu Maintenance gt gt gt Factory Maintenance gt gt enter the required password Calibrate NIBP gt gt Set NIBP Pressure to 150 mmHg in the NIBP measurement circuit Raise the pump output to 150 mmHg After the pressure value is stabilized select the Calibrate button to start the calibration Set patient category to Adu Ped in the overpressure protection circuit raise the pressure to 330 mmHg Then select Calibrate to start the calibration Set the patient category to Neo in the overpressure protection circuit raise the pressure to 165 mmHg Then select Calibrate to start the calibration Calibration result is displayed in the Calibrate NIBP menu If calibration fails Check the system connection and perform calibration test again 3 10 Testing and Maintenance 3 4 6 IBP Tests IBP Performance Test Tool required mM Patient simulator 1 Connect the patient simulator to the pressure connector on the module 2 Set the pressure value of patient simulator to 0 3 Press the Zero Key on the module to start a zero calibration 4 Configure the patient simulator as P static 200 mmHg 5 The displayed value should be 200 2 mmHg 6 Ifthe value is beyond tolerance calibrate the pressure module Testing and Maintenance IBP Pressure Calibration Tools required Standard sphygmomanometer Ba
51. lloon pump Tubing T shape connector Connect the equipment as shown below Pressure adapter cable m TT IBP module Zero the transducer After a successful zero open the stopcock to the manometer Select Main Menu Maintenance gt gt Cal IBP Press gt gt In the Cal IBP Press menu enter calibration values for calibrated pressures Inflate using the balloon pump until the mercury in the manometer reaches to the preset calibration pressure value Adjust the preset calibration value until it equals to the reading on the manometer Select the Calibrate button to the right of the calibrated pressure The monitor starts a calibration If the calibration is completed successfully the message Calibration Completed will be displayed If not respective message will be displayed 3 12 Testing and Maintenance 3 4 7 SpO Test Tool Required Patient simulator 1 Connect the patient simulator to the SpO connector on the MPM 2 Select the model and the manufacturer of the SpO module under test and then configure the patient simulator as follows SpO 96 PR 80 bpm 3 The displayed SpO and PR values should be within the ranges listed below Mindray 26 20 Masime 26 22 MAX A MAX AL MAX N MAX P 96 2 MAX I MAX FAST Nellcor OxiCliq A OxiClig N OxiCliq P OxiCliq 1 96 2 5 80 3 D YS DS 100A OXI A N OXI P I 96 3 MAX R D YSE D YSPD 96 3 5 3 4
52. ls and controls signal intensity E RS422 communication circuit implements signal conversion between serial signals and R5S422 signals EW Power circuit transfers 3 3VDC power supply to run the integral module rack and 12VDC power supply to run the parameter modules from the mother board 2 3 4 Power Management System Battery The patient monitor uses two chargeable lithium ion batteries 11 1 V 4500 mAh The battery compartment door 1s located at the bottom of the patient monitor The battery power is introduced to the power module via the battery interface board and then processed and distributed to each component by the power module NOTE o Two batteries must be used simultaneously when the patient monitor operates on battery power Otherwise it may cause power supply protection Battery Interface Board The battery interface board connects batteries to the power module enabling charging and discharging between the batteries and the power board Theory of Operation Power Module The power module is located at the back of the patient monitor The main part of the power module is the power board which contains 4 PCBs charging amp power management board voltage drop DC inverter voltage rise and drop DC inverter and voltage drop 5 V CIS power board The power module transforms the input power into DC and then forwards them to each component of the patient monitor The input power comes from either the batterie
53. natively DC leakage reading is following by DC 6 Under normal status the patient auxiliary leakage current should be no greater than 10 uA Under single fault condition it should be no greater than 50 uA 3 2 Testing and Maintenance 3 8 Touchscreen Calibration 1 Select the Cal Screen QuickKey or select Main Menu gt Maintenance gt gt User Maintenance gt gt enter the required password Cal Touchscreen 2 The symbol will appear at different positions of the screen 3 Select in turn the central point of the symbol 4 After the calibration is completed the message Screen Calibration Completed is displayed Select Ok to confirm the completion of the calibration 3 9 Recorder Check 1 Print ECG waveforms The recorder should print correctly and printout should be clear 2 Set the recorder to some problems such as out of paper paper jam etc the patient monitor should give corresponding prompt messages After the problem is removed the recorder should be able to work correctly 3 Switch automatic alarm recording for each parameter ON and then set each parameter s limit outside set alarm limits Corresponding alarm recordings should be triggered when parameter alarms occur 3 22 Testing and Maintenance 3 10 Factory Maintenance 3 10 1 Accessing Factory Maintenance Menu To access the factory maintenance menu select Main Menu gt Maintenance gt gt gt
54. o Pulse Trigger an alarm and measure the output contact with the multimeter The output should be square waves with an interval of Ls In Nurse Call Setup gt gt setup menu set Signal Type to Continuous Trigger an alarm and measure the contact output with the multimeter The output should be continuous high level 3 6 Analog Output Performance Test Tool required NW Oscillograph Connect the oscillograph to the Auxiliary Output Connector of the patient monitor Enter Demo mode Select Main Menu Maintenance gt gt User Maintenance gt gt enter the required password Others gt gt Auxiliary Output Analog Output Select Main Menu Analog Output Setup Switch Analog Output On and then test the ECG and IBP signals from the Analog Output Connector The waveforms displayed on the oscillograph should closely resemble those displayed on the patient monitor 3 18 Testing and Maintenance 3 Electrical Safety Tests N WARNING eo Electrical safety tests are a proven means of verifying the electrical safety of the patient monitor They are intended for determining potential electrical hazards Failure to find out these hazards timely may cause personnel injury o Commercially available test equipment such as safety analyzer etc can be used for electrical safety tests Be sure that the test equipment can be safely and reliably used with the patient monitor before use The ser
55. o the position marked in the picture and pry it out about Imm so that the module rack becomes disengaged from the back cover 3 Ifthe module rack still engages with the back cover insert a small flat bladed screwdriver into the position marked in the picture and pry it out about 1mm to release the hidden snap between the integral module rack and the back cover Then pull out the module rack 5 21 Repair and Disassembly MPM Communication Board 3 slot module Rack Communication Board CAUTION o Be sure to release the hidden snaps first when removing the integral module rack Otherwise the monitor will be damaged 4 Release the three clips on the 3 slot module rack communication board and remove the Nios II module BB o 5 22 Repair and Disassembly Th oe E i Mg oe A Nios II module 5 4 13 Removing the Recorder 1 Open the recorder door and unscrew the two M3x6 screws 5 23 Repair and Disassembly 2 Pull the two clips in the directions as indicated and meanwhile pull out the recorder NOTE o Be sure not to damage the connecting cables or connectors when pulling out the recorder 3 Unscrew the M3x6 screw and remove the cables marked in the picture 5 24 Repair and Disassembly 4 Unclench the two clips and meanwhile take out the recorder drive board Pay attention to the snap in the front 5 25 Repair and Disassembly 5 Pull out t
56. oaded package according to system requirement Incorrect IP address Configure a fixed IP address in range C as configuration specified for the patient monitor We recommend not to upgrade a program when the patient monitor is connected to a network with multiple PCs 4 12 5 Repair and Disassembly 5 1 Tools During disassembly and replacing the following tools may be required Phillips screwdrivers Small flat bladed screwdrivers Contact spanner Tweezers Sharp nose pliers Sleeve 5 2 Preparations for Disassembly Before disassembling the monitor finish the following preparations Stop monitoring the patient turn off the monitor and disconnect all the accessories and peripheral devices Disconnect the AC power source and take out both of the batteries Pull off all the modules in the integral module rack If the SMR is connected disconnect the SMR from the monitor and then remove all the modules in it N WARNING Before disassembling the monitor be sure to eliminate the static charges first When disassembling the parts labeled with static sensitive symbols make sure you are wearing electrostatic discharge protection such as antistatic wristband or gloves to avoid damaging the equipment Put the cables or wires in place when reassemble the monitor to avoid short circuit When assembling the monitor be sure to select proper screws If an unfit screw is tightened by force the monitor may be damaged and the
57. oard and the Signal interfac recorder CPU Button board amp Sends key commands to the CPU and receive commands controlling indicator interface the indicators from the CPU Sends the thermal printhead information to the CPU and receives the FPC interface a Receives the control signals from the CPU and then forwards them to Motor drive circuit the step engine s commands controlling the thermal printhead from the CPU Speaker The speaker provides sound for alarms key strokes heart beats and pulse and allows PITCH TONE and multi level tone modulation It 1s connected with the main board and runs power from a DC provided by the main board 2 3 3 Processing and Communications System Main Board The main board 1s the heart of the patient monitor It implements a series of tasks including input amp output control data storage and processing display processing system control communication management printing management and alarming etc The main board comprises the CPU board and mother board The following diagram shows interfaces to other components Theory of Operation WLAN amp CF assembly CIS assembly Power module Mother board CPU board Integral module rack Video output network GPIO CPU board Mother board The CPU board is an essential CPU system containing the CPU FLASH memory realtime clock EEPROM etc It interfaces to the mother board only which then provides inter
58. ondary display CIS Connector It is a RJ45 connector used to connect a CIS Network Connector It is a RJ45 connector used to connect an ethernet network or a PC Defibrillator Connector It is a RJ11 connector used to connect a defibrillator Auxi Output Connector It is a BNC connector used to output analog signals and nurse call signals Secondary USB Connector used to connect the mouse and keyboard of the secondary display 10 General USB Connector used to connect any USB compatible peripheral device Theory of Operation 2 3 Main Unit The patient monitor consists of E Input system button board knob touchscreen power switch and LED board E Output system LCD panel alarm LED board recorder speaker NW Processing and communications system main board CIS assembly integral module rack NW Power management system battery battery interface board power module NW Equipment interface system USB interface board DVI interface board and CF WLAN assembly Additionally the patient monitor can also connect a satellite module rack SMR parameter modules mouse keyboard etc The following diagram illustrates the structure of the patient monitor USB devices Satellite module rack USB interface board A L 4 Power _T power signal ma CIS mother E ES USB Main board WLAN bus Fan Integral module rack 422 Speaker a ee communication board Physiological alarm lamp i Nios
59. onnecting cables and connectors are not damaged Button board failure Replace button board Knob does not Cable defective or 1 Check that cables from knob to button board and work poorly connected button board to mother board are properly connected 2 Check that connecting cables and connectors are undamaged Knob failure Replace the knob encoder Button board failure Replace the button board 4 6 6 Recorder Failures Symptoms Possible Cause Corrective Action No printout Recorder module 1 Check if the recorder status LED lights disabled 2 If yes enable the module in Factory Maintenance menu Otherwise check for other possible causes Re install the paper roll Cable defective or 1 Check that cable between recorder and mother poorly connected board is properly connected 2 Check that connecting cables and connectors are not damaged Recorder power Check if the power module outputs 5 V DC and 12V supply failure DC correctly Recorder failure Replace the recorder Poor print quality Paper roll not Stop the recorder and re install the paper roll or paper not properly installed feeding properly Print head dirty 1 Check the thermal print head and the paper roller for foreign matter 2 Clean the thermal print head with an appropriate clean solution Recorder failure Replace recorder Troubleshooting 4 6 7 Interface Failures Symptoms Possible Cause Corrective Action No analog s
60. or The patient monitor can be mounted on a wall bracket or on a trolley support The wall bracket or trolley support can be ordered optionally Each type of mounting bracket is delivered with a complete set of mounting hardware and instructions Refer to the documentation delivered with the mounting hardware for instructions on assembling mounts CAUTION eo Use mounting brackets we supply or approve If other compatible mounting bracket is used be sure it can be safely used on the patient monitor o The mounting bracket should be installed by our qualified service personnel or engineers who have adequate knowledge on it eo If other mounting solution is used the installation personnel and the customer should verify if it can be safely used on the patient monitor and the customer assume the responsibility for any risk resulting from that Theory of Operation 2 2 2 Connectors for Peripheral Devices On the back of the patient monitor you will find all connectors for peripheral devices A ee eS E pT rey ye j rm ae Si 1 i a i 5 6 7 8 AC Power Connector used to connect an AC power source 100 to 240 VAC 50 60Hz Equipotential Terminal used to connect the equipotential terminal of other equipment eliminating potential difference between different pieces of equipment SMR Connector It outputs a 12V DC used to connect the SMR Video Output It is a DVI D connector used to connect a sec
61. panel The LCD panel is connected with the backlight board and the main board It runs on power from a DC source which originally comes from the main board and then goes to the backlight board through the button board and finally is delivered to the LCD panel by the backlight board Alarm Lamp The patient monitor has two alarm lamps physiological alarm lamp and technical alarm lamp The alarm LED board converts electric signals into visual signals and then sends the visual signals to the front panel through the light guiding post Physiological alarm lamp lights either red or yellow whereas technical alarm lamp lights blue only Recorder The recorder receives data coming form the main board and then sends them to the thermal printhead for printing The recorder has a hardkey starting stopping recordings and a green LED on its front It is connected with the main board The following diagram shows its operating principle Recorder key board Main board Signal interface Power supply interface Key amp LED interface Power Drive module an circuit Power supply control FPC interface Thermal print head Theory of Operation Power interface Introduces a DC from the main board Converts the input power into voltages that fit each module and then Power module forwards them to each module CPU Control the communications between modules Control the communications between the main b
62. r 1 Keep the monitor without the base face up Disconnect the cables marked in the picture one connecting the LCD panel and the mother board and the other connecting the button board and the mother board 2 Carefully place the monitor face down Pry up the four screw covers with a small flat bladed screwdriver and unscrew the four M3x12 screws exposed Then unscrew the M3x12 screw in the handle Repair and Disassembly i NOTE Press the cover with a thumb when prying it 3 Lift the rear cover assembly to separate it from the front cover assembly 5 5 Repair and Disassembly 5 4 Further Disassembly 5 4 1 Removing the Power Switch amp LED Board 1 Locate the cable marked in the picture and disconnect it from the power switch amp LED board Left Clip Right Clip 2 Release the clips with fingers At the same time pinch the power switch amp LED board push it to the left and take it out along with the power switch NOTE Exercise care whe releasing the clips o When installing the LED board along with the power switch put it on the left clip unclech the right clip to the right direction slightly and then press it down 5 6 Repair and Disassembly 5 4 2 Disconnecting the Knob Encoder 1 Disconnect the cable that connects the knob encoder and the button board Then unscrew the two M3x6 screws and take out the knob encoder 5 4 3 Removing the Button Board 1 Locate the ca
63. r network CIS RJ 45 connector It 1s a standard RJ45 connector providing 10 100 BASE TX Ethernet network communications channels It connects an Ethernet network or a PC RJ 45 connector CIS DVI D connector Connects a secondary display It is a standard RJ45 connector for connecting a CIS network WLAN amp CF assembly The CF assembly serves the non volatile CF storage card which is used for data storage and transfer It is connected with the mother board 2 13 Theory of Operation 2 4 Parameter Module Each parameter module consists of the module communication board module power board module button board parameter board etc 2 4 1 Module Communication Board The module communication board allows a short delay when powering up the module and adopts FPGA to enable infrared communications between the module and the module rack It has no electrical connections and is therefore isolated physically It has an ID which will be send to the module rack according to the pre defined baud rate when a module is plug into the module rack 2 4 2 Module Power Board Some modules have no power board There are two kinds of module power board 1 Isolated power board converts the 12 V DC into a 12 V isolated DC and a 5 V isolated DC 2 Non isolated power board converts the 12 V DC into a5 V DC 2 4 3 Parameter Board The parameter board is a parameter measurement component which is the most important
64. re in the metal vessel to 50 mmHg with the balloon pump Repeat step 3 and 4 6 Raise the pressure in the metal vessel to 200 mmHg with the balloon pump Repeat step 3 and 4 NOTE e You can use an NIBP simulator to replace the balloon pump and the reference manometer to perform the test 3 8 Testing and Maintenance NIBP Leakage Test Tools required m NIBP cuff for adult patient E Approprating tubing NW Cylinder Follow this procedure to perform the test 1 Set Patient Category to Adult 2 Connect the NIBP cuff with the NIBP connector on the moduel 3 Apply the cuff to the cylinder as shown below 4 Select Main Menu Maintenance gt gt NIBP Leakage Test The message Leakage Testing is displayed in the NIBP parameter area Nn The cuff automatically deflates in 20s which means NIBP leakage test is completed 6 Ifthe system does not leak no message is displayed in the NIBP parameter area If it leaks the message NIBP Pneumatic Leak is displayed In this case check for loose connection and perform the test again Mesa Cylinder Connector for Air tubing NIBP cuff Cuff Testing and Maintenance NIBP Calibration Tools required T shape connector Approprating tubing Balloon pump Metal Vessel with volume 500 25 ml Reference manometer with accuracy mmHg Connect the equipment as shown below Before inflation the reading of the manometer should be 0 If not d
65. rs on the equipment for loose connectors or bent pins Make sure that safety labels and data plates on the equipment are clearly legible 3 3 Testing and Maintenance 3 3 Power On Test This test is to verify that the patient monitor can power up correctly The test is passed 1f the patient monitor starts up by following this procedure I Insert two batteries in the battery chamber and connect the patient monitor to the AC mains the AC mains LED and battery LED light Press the power on off switch to switch on the patient monitor The operating status LED lights up and the technical and physiological alarm lamps light blue and red respectively After the start up screens are displayed the system sounds a beep indicating the self test on alarm sounds is passed At the same time the technical alarm lamp turns yellow and then turns off together with the physiological alarm lamp This indicates that the self test on alarm lamps is passed The patient monitor enters the main screen and start up is finished 3 4 Module Performance Tests 3 4 1 Mainstream CO Tests Follow this procedure to perform the test I Connect the mainstream CO module with the sensor and plug the module in the module rack Enter the CO2 Setup menu to set Operating Mode to Measure Wait for CO2 module warmup Select Start Zero Cal in the CO2 Setup menu If zero calibration fails the prompt information CO2 Zero Failed is di
66. s TD PING ERR os dee see la edict tea aie Gh ea eC Ca ee Ch a Chae ale oe 1 2 A AAA o E AEE OE E EG 1 2 MEA AA A A A 1 2 A A PP A 1 3 EA A A A AS 1 3 2 Theory OF Operational 2 1 A SP A sadeaneeanetedee 2 1 2 ROVS ED A eels Ora eel Ora eae eran eee Oca 2 2 2 2 1 Mounting the Patient Monitor ccc ccccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 2 2 2 2 2 Commectors tor Peripheral Devices siasiadccasenadeuteedeshangsateeanseacstenpeaeeediaustodstamase 2 3 DIN VALI RO ie siesta hedesnae a a a e a ead ace a e 2 4 RS eerie iesiaw ese ees Sanwa See eee 2 5 Zed OUES Ad 2 6 2 3 3 Processing and Communications SyStOlM occccccccccnncccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 2 7 ZO LOWER Mana ce ment SYM ins 2 9 D5 EQUIPO MiterraCe Sy yenen eaGea du lecueeeeieceeere 2 12 24 Parameter Mod cd 2 14 2 4 1 Module Communication Board oocccccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnss 2 14 AA eaa 2 14 UE A A A 2 14 2 35 Satelite Module Rack dls lid 2 15 3 Testing and Ma amtenante 0 A AAA AA A 3 1 Sl AAC isa 3 1 Dh A aerials laos ie wl E mee momianucat cuentas 3 2 31 2 Recommended F FEGQUCICY drernen A A A ANE AANA 3 2 A EE IE EE IE EATE AAE AA A AA A AA 3 3 SEO Wer On Tete ese ia ia ia Se ea tie 3 4 3 4 Module PErrormance Tia 3 4 24A kMa mrem EO A A A e 3 4 3 4 2 Sidestream and Microstream CO Module Test occcoocccocccnncccncccnncconccconoconinons 3 5 SA O CSS ad 3 6 3 4 4 Resp Performance Testa bd 3 7 DP NI
67. s incorrect CO test 2 Following any repairs or replacement of respective Sidestream and Leakage test module ECG tests Performance test Calibration Resp test Microstream 3 At least once every two years CO tests Calibration NIBP tests Accuracy test Leakage test Testing and Maintenance IBP tests AG tests Performance test 1 If user suspects that the measurement is incorrect Calibration 2 Following any repairs or replacement of AG module 3 At least once every year Nurse call relay If user suspects that the nurse call or analog output does Analog output performance test Electrical safety Enclosure leakage 1 Following any repair or replacement of the power tests module Earth leakage 2 At least once every two years Patient leakage Patient auxiliary current test Touchscreen 1 When the touchscreen appears abnormal calibration 2 After the touchscreen is replaced Recorder check Following any repair or replacement of the recorder 3 2 Visual Test Inspect the equipment for obvious signs of damage The test is passed if the equipment has no obvious signs of damage Follow these guidelines when inspecting the equipment NW Carefully inspect the case the display screen and the buttons for physical damage to Inspect the SMR and parameter modules for mechanical damage Inspect all external connections for loose connectors bent pins or frayed cables Inspect all connecto
68. s or an AC source The patient monitor will run power from the AC source whenever an AC source is available If the AC source becomes unavailable the patient monitor will automatically switch to the battery power This does not affect the monitor s operating status Power module has an AC input socket at its backside and a socket at its front provides 4 connections to the batteries main board CIS components and USB interface board respectively The power module protects itself and the patient monitor by switching off AC input or DC output in case of overcurrent short circuit and overvoltage The power module provides 4 DC outputs om CN wae Goes to the mother board CPU board DVI interface board and integral l module rack BiN Goes to the DVI interface board recorder CF storage card board and l USB interface board 5 0 V CIS Goes to the CIS assembly ey Goes to the recorder LCD panel integral module rack parameter modules and USB interface board The systematic principle diagram of the power module is as follows Power board DC voltage AC DC 15 2V control board 12V output 5V Stepdown CIS power board management DC stepdown E board board AE 5VCIS output 5 0V output 3 3V output Charge amp power Power Communication management control amp signal unit interface Lithium battery module Voltage sampling circuit 2 10 Theory of Operation The following diagram shows the
69. select Zero 3 5 Testing and Maintenance 4 Connect the gas bottle with the tubing using a T shape connector as shown below Check the airway and make sure there are no leaks Open te the air i E Gas valve 1 Monitor Gas bottle 5 Vent the tubing to the CO opening the gas valve 6 Inthe Calibrate CO2 menu enter the vented CO concentration in the CO2 field 7 In the Maintain CO2 menu the measured CO concentration barometric pressure sensor temperature and current flowrate are displayed After the measured CO concentration becomes stable select Calibrate CO2 to calibrate the CO module 8 Ifthe calibration is finished successfully the message Calibration Completed is displayed If the calibration failed the message Calibration Failed is displayed Perform another calibration 3 4 3 ECG Tests ECG Performance Test Tool required mM Patient simulator 1 Connect the patient simulator to the ECG Resp connector on the module 2 Set HR output to 80 bpm in the ECG simulator 3 The displayed HR value should be 80 1 bpm for 3 and 5 lead ECG monitoring 80 2 bpm for 12 lead ECG monitoring 3 6 Testing and Maintenance ECG Calibration The ECG signal may be inaccurate due to hardware or software problems As a result the ECG wave amplitude becomes greater or smaller In that case you need to calibrate the ECG module 1 Select the ECG parameter window or waveform
70. splayed If it passes the baseline of waveform returns to zero Set Apnea Time to 10 s in the Adjust CO2 Limits menu Blow to the CO sensor to generate a CO waveform Hold the sensor for 10 s and the alarm message CO2 Apnea is displayed on the screen Disconnect the CO sensor verify that prompt information CO2 Comm Stop is displayed Testing and Maintenance 3 4 2 Sidestream and Microstream CO Module Test Leakage test Follow this procedure to perform the test l 2 Plug the module in the module rack Enter the CO2 Setup menu to set Operating Mode to Measure Wait for CO module warmup Block the gas inlet completely Sidestream Check that alarm message CO2 FilterLine Err is displayed on the screen in 3s Block the gas inlet for another 30s if the alarm message does not disappear the module does not leak Microstream Check that alarm message CO2 Purging is displayed on the screen in 3s Block the gas inlet for another 30s if alarm message CO2 FilterLine Err is shown the module does not leak Calibration Tools required NW A gas bottle with 5 CO gas EH T shape connector E Tubing Follow this procedure to perform a calibration l Ze Make sure that the CO module has been warmed up or started up Select Main Menu Maintenance gt gt gt User Maintenance gt gt enter the required password Maintain CO2 gt gt In the Maintain CO2 menu
71. t replaceable parts If you need more parts please contact our Customer Service Department 6 8 1 Main Unit Rear housing assembly TR6F 30 67306 TROP recorder 6 29 Parts 6800 30 50071 3 slot module rack communication board 6800 30 50073 6800 30 50075 6800 30 50124 0000 10 11063 6800 20 50198 51 6800 20 50184 51 6800 20 50672 6800 20 50673 6800 30 50532 6800 30 50401 6800 30 50472 6800 30 50476 6800 30 50509 6800 20 50681 6800 30 50474 MPM module rack communication board NiosII module Integral module rack flexible cable Key pad Rear housing Cable main board to DIV interface board Cable main board to USB interface board Main board assembly WLAN amp CFE card flexible cable CF WLAN assembly Interface board assembly Fan assembly Speaker amp cable CIS assembly Tj O o a Front housing assembly 0000 10 11072 6800 20 50336 6800 20 50177 52 0000 10 11070 0000 10 11071 6800 30 50082 6800 30 50082 6800 30 50084 6800 30 50086 6800 30 50520 Backlight board Anti glare screen Front bezel LCD screen Touchscreen Touchscreen control board 17 LCD assembly Button board Alarm LED board Encoder assembly Base assembly 6800 20 50181 51 6800 30 50108 6800 30 50088 Bottom cover Battery interface board Power switch board 6 30 Parts 6 8 2 SMR 6 8 3 Parameter Modules 6 31 Parts 6800 30 50492 MPM4 module Mindray SpO 12 lead i i l 6800 30 50560 MPM
72. vice personnel should acquaint themselves with the use of the test equipment eo Electrical safety tests should meet the requirements of the new edition of standards EN 60601 1 and UL60601 o These electrical safety tests do not supersede local requirements eo All devices using the AC mains and connected to medical equipment within patient environments must meet the requirements of the IEC 60601 1 medical electrical systems standard and should be put under electrical safety tests at the frequency recommended for the patient monitor Electrical safety tests are intended to check if potential electrical hazards to the patient operator or service personnel of the equipment Electrical safety test should be performed under normal ambient conditions of temperature humidity and pressure The electrical safety test plan described hereafter takes 601 safety analyzer as an example Different safety analyzers may be used in different areas Be sure to choose applicable test plan Connection of the equipment is shown below A B C AEN E Equipment under N a test oO A AC source B Leakage Resistance test apparatus C Safety analyzer 3 19 Testing and Maintenance Tools required NW Safety analyzer NW Isolation transformer 3 1 Enclosure Leakage Current Test 1 Connect the 601 safety analyzer to an AC power supply 264 V 60 Hz 2 Connect SUM terminal of the applied part

BeneView T8 Patient Monitor Service Manual

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