Alarms/Indicators - GE PANDA Service Manual

4.4.6 Alarms/Indicators

4.4.6.1 No Audible Power Fail Alarm
Possible Causes
Defective buzzer on
Alarm Light PCA
Defective battery
4.4.6.2 No Audio Indication of Alarms
Possible Causes
Disconnected
speaker
Service Manual
Step Troubleshooting Procedure
Put unit in Power Fail. Check that the power fail
1. LED is lit. If lit, replace the Alarm/ Light PCA.
If not, proceed to Step 2.
Check the ribbon cable connections at Control PCA
2. and Alarm/Light PCA to make sure it is properly
seated.
Check the front panel switch connections to the
3.
Control PCA to make sure it is properly seated.
If light is still not lit, check the battery voltage in
4.
Service Mode. Replace battery if reading is < 3V.
Step Troubleshooting Procedure
Check the inline connection between the speaker
harness and the standby switch harness.
1.
Make sure pins are properly seated and correctly
connected.
Check the connection from the door switch
2.
harness at the Control PCA (J13).
Check solder connections at the back of the
3.
speaker.
If there is still no audio, replace the speaker.
4. If replacing the speaker does not work, replace the
Control PCA.
Chapter 4: Troubleshooting
Troubleshooting Tables
Comments
Ribbon cable part#:
6600-1411-602
Comments
Speaker harness
part#:
6600-1563-700
Door switch
harness part #:
6600-1573-700
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