Brother FAX-2840 Service Manual page 76

Error code 83
Drum Stop
Replace the Drum Unit. Refer to the instructions in the carton of the new drum.
Detected discharge when the number of rotations of the drum has exceeded twice the life
limit.
<User Check>
• Replace the drum unit with a new one and reset the drum counter.
(Refer to "2.2 Parts Life Reset Function (Drum)" in Chapter
Step
1 Main PCB failure
Error code 84
Jam Rear
Open the Back Cover and remove the jammed paper, then press Start.
The eject sensor remains ON (paper pass detected) for more than the specified time even
after the registration rear sensor detected the end of paper pass.
<User Check>
• Check that the paper is not jammed. If jammed, remove it.
Step
Foreign object in the feed
1 system at the rear section of the
machine
Paper eject actuator
2
attachment failure
Coming off of the eject pinch
3
roller R or L ASSY
4 Eject sensor PCB failure
5 Main PCB failure
Cause
Replace the main PCB ASSY.
Cause
Remove the foreign object in the feed system
at the rear section of the machine.
Reattach the paper eject actuator.
Reattach the eject pinch roller R or L ASSY.
Replace the eject sensor PCB ASSY.
Replace the main PCB ASSY.
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5.)
Remedy
Remedy
Confidential