Service manual

2-48
Confidential
■ Error code 83
Drum unit error. (An drum error occurred after the drum unit reached the end of life.)
■ Error code 84
Paper jam at the rear section of the machine.
Drum Stop
Replace the Drum Unit. Refer to the instructions in the carton of the
new drum.
<User Check>
• Replace the drum unit with a new one and reset the drum counter.
(Refer to
"2.2 Parts Life Reset Function" in Chapter 5 .)
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Jam Rear
Open the Back Cover and remove the jammed paper, then press Start.
<User Check>
• Check if the paper is jammed. If jammed, remove it.
Step Cause Remedy
1
Foreign object in the feed system
at the rear section of the machine.
Remove the foreign object in the feed
system at the rear section of the machine.
2
Paper eject actuator assembling
failure
Re-assemble the paper eject actuator.
3
Paper eject sensor PCB failure Replace the paper eject sensor PCB
ASSY.
4 Main PCB failure Replace the main PCB ASSY.