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Philips M3921A - Obtaining Replacement Parts; Troubleshooting Guide; Power

Philips M3921A
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Obtaining Replacement Parts
48 Chapter 5 - Troubleshooting
Obtaining Replacement Parts
Philips’ Response Center provides technical assistance information and
replacement parts. To obtain replacement parts, contact your local Philips
representative. Refer to parts by the part names and part numbers listed in
Chapter 7, “Spare Parts”.
Troubleshooting Guide
Problems with the monitor are separated into the categories indicated below.
Refer to the section indicated for further troubleshooting instructions.
Taking the recommended actions discussed in this section will correct the
majority of problems you may encounter. However, problems not covered
here can be resolved by calling Philips’ Response Center or your local
representative.
All categories listed above are discussed in the following sections.
Power
The following table lists recommended actions to address A1 power
Problem Area Refer To:
1. Power
No power-up
Fails power-on self-test
Powers down without apparent cause
“Power” on page 48
2. Error Messages “Error Codes” on page 51
3. Buttons/Wheel
Monitor does not respond properly to buttons
“Buttons/Wheels (All
Monitors)” on page 56
4. Display/Audible Tones
Display does not respond properly
Tones do not sound properly
“Display/Audible Tones (All
Monitors)” on page 57
5. Operational Performance
Displays appear to be operational, but monitor
shows no readings
Suspect readings
Recorder not responding
“Operational Performance”
on page 58

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