TROUBLESHOOTING 80
LED codes (continued)
3b, 50, 52, E1
Possibly one of the
following:
• Corrupted BIOS settings
on the motherboard
• Missing or faulty DIMM
• Faulty motherboard
1. Clear the CMOS (see page 57).
2. Replace the motherboard.
90
Possibly one of the
following:
• Corrupted BIOS settings
on the motherboard
• Faulty motherboard
1. Clear the CMOS (see page 57).
2. Replace the motherboard.
Any other code that the
system hangs on before
reaching the idle state
Possibly one of the
following:
• Corrupted BIOS settings
on the motherboard
• Faulty motherboard
1. Clear the CMOS (see page 57).
2. Make sure that you reseated the internal cable connections and verified
system components.
3. Replace the motherboard.
Startup
E100 starts up
and then shuts down
One of the following:
• Faulty connection
between E100 and copier
• Corrupted BIOS
• Faulty power supply
• Faulty motherboard
• Faulty CPU
• Faulty copier interface
board
1. Check and reseat the interface cable between the E100 and the copier.
2. Replace the interface cable.
3. Check that the copier interface board is present and properly connected to
the motherboard.
4. Clear the CMOS (see page 57).
5. Listen for the power supply fan and feel for airflow.
If you do not feel air from the power supply fan, you may need to replace a
faulty power supply.
6. Replace the motherboard.
7. Replace the CPU.
8. Replace the copier interface board.
E100 starts up,
but very slowly
One of the following:
• Corrupted BIOS
• Clear the CMOS
procedure was not
performed while
replacing a hardware
component (DIMM,
CPU, HDD, or
motherboard)
Clear the CMOS (see page 57).
TABLE 3 E100 errors
Symptom Possible cause Suggested action
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