Appendix A, Service check form, CPU Board
A-1(2)
Document no. M1125637-04
APPENDIX A: Service check form, CPU Board
OK = Test OK N.A. = Test not applicable Fail = Test failed
Customer
Service
CPU board rev S/N
Service engineer
Date
Measuring equipment / test gases used:
Equipment / tool / gas: Manufacturer: Model/Type/Part
Number:
Serial Number /
ID:
Calibration
Date:
CPU board
OK N.A. Fail OK N.A. Fail
1. Device plates
2. Grounding plates
3. SRAM/Timekeeper
battery
4. PC board screws
5. Fan
6. Starting
7. Module communication
8. Real time clock
9. Loudspeaker sound
10. Monitor software
11. Content of service log
12. CPU watchdog
circuitry
13. Recovering from
power loss
Notes