Brother DCP-7055 Service Manual page 85

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