GE PANDA Service Manual page 96

Chapter 4: Troubleshooting
Troubleshooting Tables
Possible Causes
Defective/
Disconnected cable
4.4.5.14 Sys Fail 11 [FF FF FF FF]
Heat Control Processor communication message failed.
Possible Causes
Defective/
Disconnected cable
4.4.5.15 Sys Fail 12 [xx 00 00 00]
Audio Processor stopped communicating with the Main Application Processor. (xx indicates number of
seconds since last communication.)
Possible Causes
Control PCA failure
4.4.5.16 Blank Screen, Alarm Lights On, HP Alarm
There was a loss of communication from Main Application processor.
Possible Causes
4.4.5.17 Red Screen, Alarm Lights Flashing, HP Alarm
NVRAM failure occurred.
Possible Causes
Real Time Clock /
NVRAM Failure
4-34
Step Troubleshooting Procedure
Allow the warmer to cool with power off for at least
8.
30 minutes and then recheck it.
Check ribbon cable between Power and Control
9.
PCA's is properly seated. If OK replace Control PCA.
Step Troubleshooting Procedure
Check ribbon cable between Power and Control
1.
PCA's is properly seated. If OK replace Control PCA.
Step Troubleshooting Procedure
1. Replace Control PCA.
Step Troubleshooting Procedure
1. Reload the main application code.
2. If problem persists, replace Control PCA.
Step Troubleshooting Procedure
Confirm that the following message appears on
1. the ThermaLink port:
"Unrecoverable NVRAM error"
2. Re-load software and re-test.
3. If error still occurs, replace Control PCA.
Comments
20 pin ribbon
cable part #:
6600-1411-601
Comments
20 pin ribbon
cable part #:
600-1411-601
Comments
Comments
Comments
Service Manual