Ricoh D3GF, Field Service Manual

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5.Troubleshooting
147
LED code: 55
Suggested action:
1.
Check and reseat the DIMM.
2.
Replace the DIMM [Link to Memory – 4 GB DIMM (E-25C) ].
3.
Replace the motherboard [Link to Motherboard ].
LED code: 90
Possible cause:
Faulty motherboard
Suggested action:
Replace the motherboard [Link to Motherboard ].
LED code: FF (during the startup, E-25C hangs displaying FF)
Possible cause:
Possibly one of the following:

Faulty motherboard

Faulty or missing CPU
Suggested action:
1.
Replace the motherboard [Link to Motherboard ].
2.
Replace the CPU [Link to CPU and Cooling Assembly ].

FF shown after the E-25C becomes Idle or shortly at the startup does not indicate an error
status.
LED code: Any other code that the system hangs on before reaching the idle state
Possible cause:
Faulty motherboard
Suggested action:
1.
Make sure that you reseated the internal cable connections and verified system components.
2.
Replace the motherboard [Link to Motherboard ].
Start-Up Problems
Start-Up Problem-1
Symptom:
E-25C starts up and then shuts down.
Possible cause:
One of the following:

Faulty connection between E-25C and copier