GE PANDA Service Manual page 94

Chapter 4: Troubleshooting
Troubleshooting Tables
4.4.5.8 Sys Fail 09 [XX 80 XX XX]
Heat control processor failure occurred during Run Time. Heater Control Failure.
Possible Causes
Heater Control
Failure
4.4.5.9 Sys Fail 09 [0A XX 00 00]
Heat control processor failure during Run Time. Heater Safety Relay is open.
Possible Causes
Defective/
Disconnected cable
Defective Control
PCA
4.4.5.10 Sys Fail 09 [0B 00 00 00]
Heat control processor failure occurred during Run Time. Open T-Stat.
Possible Causes
Open T-Stat
4.4.5.11 Sys Fail 10 [XX XX XX XX]
Self-calibration failure occurred.
Possible Causes
Control PCA failure
4.4.5.12 Sys Fail 11 [xx 00 00 00] -or- [FF FF FF FF]
Heat Control Processor stopped communicating with the Main Application Processor. (xx indicates number
of seconds since last communication)
Possible Causes
Defective/
Disconnected cable
4-32
Step Troubleshooting Procedure
1. Replace Power PCA.
Step Troubleshooting Procedure
Check ribbon cable between Power and Control
1.
PCA's is properly seated. If OK replace Control PCA.
2. If problem persists, replace Power PCA.
Step Troubleshooting Procedure
Refer to steps under
1.
00]".
Step Troubleshooting Procedure
1. Replace Control PCA.
Step Troubleshooting Procedure
Check ribbon cable between Power and Control
1.
PCA's is properly seated. If OK replace Control PCA.
Verify +5V DC at TP20 pin 2 on the Power PCA.
2.
If not present, replace Power PCA.
"4.4.5.6 Sys Fail 06 [0B XX 00
Comments
Comments
20 pin ribbon
cable part #:
6600-1411-601
Comments
Comments
Comments
20 pin ribbon
cable part #:
6600-1411-601
DMM
Service Manual