Brother DCP-L5500D Service Manual page 86

 Error code 7000
The eject sensor does not detect paper pass after the registration rear sensor detected the
paper pass.
<User Check>
• Remove the jammed paper.
• Replace the drum unit with a new one.
Step
Foreign object inside the
1
machine
Connection failure of the eject
2
sensor harness
Eject actuator coming off or
3 caught in some sections of the
machine
4 Fuser cover attachment failure
5 Eject sensor failure
high-voltage power supply PCB
6
failure
7 Fuser unit failure
Damaged fuser gears or drum
8
gears
9 Main PCB failure
 Error code 7100
The eject sensor remains ON (paper pass detected) even after the registration rear sensor
detected the end of paper pass.
<User Check>
• Remove the jammed paper.
• Check if the back cover is open during duplex printing.
Step
Foreign object in the rear of the
1
machine
Eject actuator caught in some
2
sections of the machine
3 Fuser cover attachment failure
4 Eject sensor failure
high-voltage power supply PCB
5
failure
6 Fuser cover failure
Damaged eject roller 1 drive
7
gears
8 Main PCB failure
Cause
Remove the foreign object.
Reconnect the eject sensor harness.
Reattach the eject actuator.
Reattach the fuser cover.
Replace the eject sensor PCB ASSY.
Replace the high-voltage power supply PCB
ASSY.
Replace the fuser unit.
Replace the main frame L ASSY.
Replace the main PCB ASSY.
Cause
Remove the foreign object.
Reattach the eject actuator.
Reattach the fuser cover.
Replace the eject sensor PCB ASSY.
Replace the high-voltage power supply PCB
ASSY.
Replace the fuser cover.
Replace the main frame L ASSY.
Replace the main PCB ASSY.
2-51
Remedy
Remedy
Confidential