Philips M3921A, Service Manual

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Troubleshooting Guide
Chapter 5 - Troubleshooting 55
Other Error Codes (All Monitors)
If an error code occurs that is not listed in “Serviceable Hardware Error
Codes”
, take the following actions:
1. Turn the monitor off, then on again.
2. If the error code still appears, take the monitor out of service and contact
Philips’ Response Center or your local Philips representative for advice
on remedial action.
3. If the monitor powers up and the error code does not recur, enter the
Diagnostic Mode and invoke the Error Code screen. Examine the record
of the last 10 error codes and determine if the same error code occurred
previously.
4. If the Error Code screen indicates that the same error has occurred
previously, take the monitor out of service and contact Philips’ Response
Center or your local Philips representative for advice on remedial action.
5. If the Error Code screen indicates no previous occurrences of this error,
the monitor can be returned to service.
As a reference, following lists the general categories for other error codes.
The error code categories are shown only in hexadecimal format.
65, 66 MP-205 SpO
2
module has
detected an error during
initialization.
1. Replace MP-205 module.
2. If problem persists, replace
Main PCB.
6E-71 MP-205 SpO
2
module has
detected an error on its serial port.
1. Replace MP-205 module.
2. If problem persists, replace
Main PCB.
Hex Code Explanation Recommended Action
Code (hex) Explanation
500xxxx internal user interface error
501xxxx remote serial port error
502xxxx date and time error
503xxxx NiBP error
504xxxx front end error
505xxxx alarm error
506xxxx audio error
507xxxx recorder error