2-32
Confidential
■ Error code 31
Density sensor error.
■ Error code 32
Registration mark sensor shutter operation error.
<User Check>
- Check if there is a scratch, dirt or the like on the belt unit. If there is, replace the belt unit
with a new one.
Print Unable 31
Turn the power off and then back on again.
Step Cause Remedy
1 Harness connection failure of
registration mark sensor holder
ASSY
Check the harness connection of the
registration mark sensor holder ASSY and
reconnect it.
2 Registration mark sensor holder
ASSY failure
Replace the registration mark sensor
holder ASSY.
3 Main PCB failure Replace the main PCB ASSY.
Print Unable 32
Turn the power off and then back on again.
Step Cause Remedy
1 Foreign object around
registration mark sensor shutter
Remove the foreign object.
2 Harness connection failure of
registration mark sensor holder
ASSY
Check the harness connection of the
registration mark sensor holder ASSY and
reconnect it.
3 Harness connection failure of
shutter solenoid
Check the harness connection of the
shutter solenoid and reconnect it.
4 High-voltage power supply PCB
failure
Replace the high-voltage power supply
PCB ASSY.
5 Registration mark sensor holder
ASSY failure
Replace the registration mark sensor
holder ASSY.
6 Main PCB failure Replace the main PCB ASSY.
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