IBM 8669 Hardware Maintenance Manual - Page 103
POST error codes, J32, J33, and J35.
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AC Good LED On DC Good LED Off Description Standby mode or dc problem. On On Power is OK. FRU/Action 1. Check system board cable connectors J32, J33, and J35. Move jumper on J32's extension cable to pins 2-3 to bypass power control. If the DC Good LED comes on, press Ctrl+Alt+Delete. Watch the screen for any POST errors. Check the System Error Log for any listed problems. If the system powers up with no errors: a. Power Switch Assembly b. System Board 2. Remove the adapters and disconnect the cables and power connectors to all internal and external devices. Power-on the system. If the DC Good LED comes on, replace the adapters and devices one at a time until you isolate the problem. 3. Power Supply 4. Power Backplane 5. System Board N/A POST error codes In the following error codes, X can be any number or letter. Error Code/Symptom FRU/Action 062 (Three consecutive boot failures using 1. Run Configuration/Setup the default configuration.) 2. Battery 3. System Board 4. Processor 101, 102 (System and processor error) 1. System Board 106 (System and processor error) 1. System Board 111 (Channel check error) 1. Failing 15A adapter 2. Memory DIMM 3. System Board 114 (Adapter read-only memory error) 1. Failing Adapter 2. Run Diagnostics 129 (Internal cache error) 1. Processor 2. Optional Processor (if installed) 151 (Real time clock error) 1. Run Diagnostics 2. Battery 3. System Board 161 (Real time clock battery error) 1. Run Configuration/Setup 2. Battery 3. System Board Symptom-to-FRU index 93
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