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Datex-Ohmeda B-CPU4, Technical Reference Manual

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S/5 Anesthesia Monitor and S/5 Critical Care Monitor

Document No. 8002948

10

14.

 

Perform an electrical safety check and leakage current test.

?

15.

 

Check that the Central Unit functions normally after the performed electrical safety check.

?

•

 

Fill in all necessary documents.

 

3.3

 

Disassembly and reassembly

NOTE: Switch the monitor to standby and press the service reset -switch at least for five seconds

before detaching any PC boards.
1.

 

Remove screws and detach all PC boards and cover plates from the right side of the CPU

board.

2.

 

Remove the screws on the CPU board.

3.

 

Detach the CPU board.

Reassembly should be made in reversed order.
NOTE: When reinstalling PC boards, push the boards carefully until they stop before fastening them

with screws.

3.3.1

 

Downloading/replacing software on CPU Board, B-CPU5/B-CPU4

See also 

“Replacing CPU Board, B-CPU5/B-CPU4”

 on 

Part I/System Installation

.

NOTE: All user settings will be lost after downloading/replacing monitor software.
NOTE: During the downloading of monitor software the serial number of the CPU board is written

onto the software card and is matched with the downloaded monitor software serial number. If the

downloading of monitor software would fail, the same monitor software could be downloaded

again only onto the same CPU board, but not onto any other CPU board.
1.

 

Make sure that the monitor is turned to standby. Press and hold the service reset switch on

the Central Unit rear panel for at least five seconds, or until an audible tone is generated.

2.

 

Move off the lid for software card on the B-CPU5 / B-CPU4 rear panel.

Summary of Contents for B-CPU4

Page 1: ...without notice Document No 8002948 0 October 2001 Datex Ohmeda Inc 3030 Ohmeda Drive MADISON WI 53718 U S A Tel 1 608 221 1551 Fax 1 608 222 9147 www us datex ohmeda com Datex Ohmeda Division Instrumentarium Corp P O Box 900 FIN 00031 DATEX OHMEDA FINLAND Tel 358 10 394 11 Fax 358 9 146 3310 www datex ohmeda com Instrumentarium Corp All rights reserved ...

Page 2: ......

Page 3: ...tools 7 3 3 Disassembly and reassembly 10 3 3 1 Downloading replacing software on CPU Board B CPU5 B CPU4 10 3 3 2 Performing Factory Reset 12 3 4 Adjustments and calibrations 12 4 Troubleshooting 13 4 1 Troubleshooting flowcharts 13 4 1 1 Monitor 13 4 1 2 Digital section 14 4 1 3 Software Card 15 4 2 Error messages 16 5 Service menu 17 5 1 Service menu structure 17 5 2 Service 18 5 3 Service menu...

Page 4: ...and software 29 6 2 2 CPU Board B CPU5 B CPU4 29 7 Earlier Revisions 30 APPENDIX A 31 Service check form A 1 TABLE OF FIGURES Figure 1 B CPU5 B CPU4 1 Figure 2 CPU board block diagram B CPU5 B CPU4 4 Figure 3 Monitor troubleshooting flowchart 13 Figure 4 Digital section troubleshooting flowchart 14 Figure 5 Software Card troubleshooting flowchart 15 ...

Page 5: ...Document No 8002948 1 INTRODUCTION This section provides information for the maintenance and service of the following products CPU board B CPU5 CPU board B CPU4 Software Cards U xxxxxx L xxxxxxS S xxxxxS Figure 1 B CPU5 B CPU4 ...

Page 6: ...ctrical requirements Interruptibility Data memory and alarm settings are saved during power failures up to 15 minutes 1 2 Environmental requirements Operating temperature 10 35 C 50 95 F Storage temperature 10 50 C 14 122 F Atmospheric pressure 660 1060 hPa 660 1060 mbar Humidity 10 90 non condensing ...

Page 7: ... CPU board are AMD 486DX4 or 486DX5 processor Internal clock frequency 75 MHz 32 MB DRAM 16MB DRAM B CPU4 64 MB program flash memory 32MB B CPU4 8 kB static RAM with real time clock 32 kB EEPROM memory 2 2 channels UART 3 serial channels with signals in AC logic level 1 serial channel signals in RS232 level Programmable alarm sound generator PC card slot for software updates ...

Page 8: ...CPU5 B CPU4 is made with PC technology components Radisys chipset and PLD handle all timings and signaling for ISA type CPU bus The B CPU5 B CPU4 contains an onboard flash memory where software is downloaded from a software card Powerfail or standby When the monitor is turned to standby or the mains voltage fails NMI interrupt is generated by the power control logic The interrupt signal in the CPU...

Page 9: ...n 8 MB 4 MB PCMCIA flash memory card The upgrade software has been developed for monitor software upgrades The uprgade software can be downloaded onto a monitor that is equipped with the B CPU5 B CPU4 The service software has been developed to replace the original monitor software in case of a B CPU5 B CPU4 failure The service software is downloaded onto a replacement empty B CPU5 B CPU4 See secti...

Page 10: ...85 8 SA10 SA11 TXDD_RS232 9 SA12 SA13 RXDD_RS232 10 SA14 SA15 PWM_ECG 11 SA16 SA17 BIT1IN 12 SA18 SA19 TXDC 13 SA20 SA21 RXDC 14 SA22 SA23 RTSC 15 SMEMR SMEMW CTSC 16 SIOR SIOW TXDB 17 CLK RESET RXDB 18 IOCHRDY IRQ10 RTSB 19 N C_1 IRQ11 CTSB 20 N C_2 IRQ12 TXDA 21 SBHE IRQ15 RXDA 22 SD0 SD1 RTSA 23 SD2 SD3 CTSA 24 SD4 SD5 AUDIO_OUT 25 SD6 SD7 5 V 26 SD8 SD9 5 V 27 SD10 SD11 5 V 28 SD12 SD13 5 V 29...

Page 11: ...res for a service check The service check is recommended to be performed after any service repair However the service check procedures can also be used for determining possible failures The procedures should be performed in ascending order The instructions include a check form Appendix A which should be filled in when performing the procedures The mark in the instructions means that the check form...

Page 12: ...PR M ESTP and the M REC Connect the power cord and turn the monitor on Check that the fan is running 6 Check that the monitor starts up properly i e the alarm LEDs on the Command Bar Command Board turn blank the start up sound is heard from the loudspeaker and the normal monitoring screen appears No error messages should appear onto the screen 7 Check that the connected modules are recognized i e ...

Page 13: ...ck that the monitor performs a restart in all other cases except when selecting the WD by UPI NOTE When selecting WD BY OVERLOAD restarting should take place approximately after 15 seconds With the other tests restarting takes place within a couple of seconds If restarting did not take place try to locate the fault Watchdog CPU board Power supply unit WD by Overload CPU board WD by GSP Primary dis...

Page 14: ...efully until they stop before fastening them with screws 3 3 1 Downloading replacing software on CPU Board B CPU5 B CPU4 See also Replacing CPU Board B CPU5 B CPU4 on Part I System Installation NOTE All user settings will be lost after downloading replacing monitor software NOTE During the downloading of monitor software the serial number of the CPU board is written onto the software card and is m...

Page 15: ...delivered with the monitor software needs to be in accordance with the corresponding monitor software serial number Make sure you archive the license agreement in a secure location 8 Perform Factory Reset 9 Set the time and date 10 Set the monitor s network communication according to the used network software if necessary Network service menu Network software S CNET99 DRI Level 1999 Network softwa...

Page 16: ...all your customized defaults including language selection to factory defaults 1 Press the Monitor Setup key 2 Select Install Service and password 16 4 34 3 Select Service and password 26 23 8 4 Select Set Test and perform Factory Reset 5 The monitor will perform an automatic restart After the restart is completed restart the monitor also manually by the On Standby switch 3 4 Adjustments and calibr...

Page 17: ... t y C e n t r a l U n i t g o t o n e x t p a g e N o I s f a n r u n n i n g N o T u r n p o w e r o n b y s h o r t i n g 1 3 G N D a n d 2 0 O N S T B Y a t G a s I n t e r f a c e b o a r d c o n n e c t o r I s f a n r u n n i n g Y e s N o Y e s M o n i t o r n o t f u n c t i o n i n g R e m o v e a l l m o d u l e s a n d t u r n p o w e r o n C o n n e c t a n d c h e c k O K N o N o T h...

Page 18: ...or is turned on Insert one of the removed boards Turn the monitor on OK Replace faulty board Replace CPU board Is tone same as at OK start but longer Is tone lower and longer than at OK start Replace Display controller Replace UPI board Yes No No No No Yes Yes Yes Yes Is tone same as at OK start Try with another display OK Yes Yes No No Replace display Turn the monitor on Figure 4 Digital section ...

Page 19: ...the software card into the card slot Turn the power ON Check the software card s connection in the card slot and try again Wait for 80 seconds Try with another software card Please read the note below Replace the CPU board and try again OK No Yes OK OK No NOTE The software card may be defective or all available software has already been downloaded from the software card OK Attach the device plate ...

Page 20: ...ems in the communication between the CPU board and the software flash memory Replace the CPU board Remember to perform factory reset after the replacement EEPROM Error The EEPROM memory is located on the CPU board The EEPROM Error message is displayed due to memory malfunction Perform factory reset If the problem persists replace the CPU board Remember to perform factory reset after the replacemen...

Page 21: ...nu Frame Memory Communication Analog Outputs Network Comm Network Status MemCard Comm MemCard Status Power Supply Battery Set Test Keyboard Keyboard Type Keyboard Log Parameters Gas Unit ECG STP P PT PP COP NIBP M SAT More EEG TONO Service Log Record Data Remote Access Event History Error History Alarm History Maintenance Planned Maint Repair Upgrade Country Settings Network MemCards NMT Display I...

Page 22: ...S 5 Anesthesia Monitor and S 5 Critical Care Monitor Document No 8002948 18 5 2 Service 1 Press the Monitor Setup key 2 Select Install Service password 16 4 34 3 Select Service password 26 23 8 ...

Page 23: ...ervice Menu submenus from sections 5 4 Frame 5 5 Display 5 6 Keyboard 5 7 Parameters 5 8 Set Test 5 9 Service Log 5 10 Record Data 5 11 Remote Access Scroll Vers enables to scroll the field on the right side More indicates that there are more lines to be viewed Record Vers By choosing this selection the software versions and other information are printed onto the device defined in the Record Data ...

Page 24: ...PI board The running number should raise at a frequence of at least 100 Hz If the numbers don t raise there is trouble with the interrupt line between CPU board and UPI board or with the boards themselves The 10 ms tick shows how many 10 ms intervals the UPI microprocessor has been on after last UPI reset The UPI microprocessor counts the 10 ms intervals The number must be running all the time at ...

Page 25: ...CPU boards and softwares Document No 8002948 21 5 5 Parameters The parameter menus are explained in each parameter chapter ...

Page 26: ...g circuitry of the power unit WD by Overload test ensures the functionality of a feature where the software controls the monitor but detects an overload situation in the main CPU The test should have the following result when the feature is working properly The monitor will restart after 15 seconds from the start of the test WD by UPI test ensures the functionality of a feature where the software ...

Page 27: ... Reqs Select software features which include national requirements Power Frequency Set power frequency 50 Hz 60 Hz This setting is used to filter out possible power frequency interference from the parameter measurements Time format Set time format of the real time clock 24 h 12 h ...

Page 28: ...ng on the selection in the Record Data service menu Reset Log is for clearing up the content of the service log This function is recommended to be run after a performed maintenance In Error Event history view the Reset Log command clears up both error and event log In Alarm History view the Reset Log command resets only the alarm history log 5 7 1 Error History Last errors The section shows the la...

Page 29: ...art is a start up with power off time more than 15 minutes The trend memory is cleared and monitoring starts with the user default settings Warm start is a start up with power off time less than 15 minutes The trend information and possible temporary settings are still available 5 7 3 Alarm History Last alarms The section shows the last events and the time of their occurrence Alarm counters The se...

Page 30: ...st maintenance events and the time of their occurrence Event counters The section contains counters for each different maintenance events The time of occurrence of the last event is shown beside each counter Planned Maintenance 1 Year PM gives you possibility to store a 1 year PM event to the maintenance history log Other PM gives you possibility to store another PM event to the maintenance histor...

Page 31: ...ance history log The different repairs that can be saved are Display Power Supply Recorder Frame e g board in the frame Parameters e g a board in the parameter module or Other a miscellaneous repair not specified by previous options Upgrade The upgrade menu gives the user a possibility to store the upgrades to the maintenance history log ...

Page 32: ... pressed the output is the recorder module despite of the setting of Record Data menu 5 9 Remote Access Remote Access menu is for setting the interface with an external PC that runs the Virtual SupportTM software which is a service diagnostic tool for remote diagnostics purposes When the access mode is set to Normal the default the PC can only read service menu data from the monitor With the acces...

Page 33: ...t listed there check the previous revision etc until you find the right number 6 2 Products this part is recommended for stock 6 2 1 CPU boards and software Item Description Order no CPU Board B CPU5 CPU Board B CPU4 Service Software S ANE98S Service Software S ICU98S Service Software L ANE01 A S Service Software L ICU01 A S 6 2 2 CPU Board B CPU5 B CPU4 Item Description Order no Battery for SRAM ...

Page 34: ...LIER REVISIONS This service manual fully supports earlier revisions except Item Manual and document number Service Menu descriptions related to softwares of level 97 98 Technical Reference Manual 896624 slot 895 704 B CPU2 B CPU3 Technical Reference Manual 896624 manual slot 895704 ...

Page 35: ...Appendix A CPU boards and softwares Document No 8002948 31 APPENDIX A ...

Page 36: ...S 5 Anesthesia Monitor and S 5 Critical Care Monitor Document No 8002948 32 ...

Page 37: ...K N A Fail OK N A Fail 1 Device plates 2 Grounding plate 3 SRAM Timekeeper battery 4 PC board screws 5 Fan 6 Starting 7 Module communication 8 Real time clock 9 Loudspeaker sound 10 Service reset switch 10 Monitor software 11 Content of service log OK N A Fail OK N A Fail 12 Watchdog circuitry 13 Recovering from power loss 14 Electrical safety check 15 Functioning after electrical safety check Not...

Page 38: ...S 5 Anesthesia Monitor and S 5 Critical Care Monitor Document No 8002948 A 2 ...

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