Brother DCP-8110DN Service Manual page 90

Error code 8500
No Tray
The paper tray cannot be detected, re-install #T1.
The T1 paper feed sensor detected that paper tray 1 was not set.
<User Check>
• Set paper tray 1 correctly.
Step
T1 paper feed actuator caught
1
in some sections of the machine
T1 paper feed sensor PCB
failure
2
High-voltage power supply PCB
3
failure
4 Main PCB failure
Error codes 8600 and 8700
These errors do not usually occur during normal use. The possible causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
---
An unidentified error occurred.
Step
1 Main PCB failure
Error code 8800
Jam Inside
Open the Front Cover, pull out the Drum Unit completely and remove the jammed paper.
The eject sensor does not detect paper pass after the registration rear sensor detected the
end of paper pass.
<User Check>
• Remove the paper jammed inside the machine.
Step
Foreign object inside the
1
machine
Eject actuator caught in some
2
sections of the machine
Eject sensor failure
3
4 Main PCB failure
Cause
Reattach the T1 paper feed actuator.
Refer to
(function code: 32)" in Chapter 5
sensor operation. If the sensor operation is
faulty, replace the T1 paper feed sensor PCB
ASSY.
Replace the high-voltage power supply PCB
ASSY.
Replace the main PCB ASSY.
Cause
Replace the main PCB ASSY.
Cause
Remove the foreign object.
Reattach the eject actuator.
Refer to
(function code: 32)" in Chapter 5
sensor operation. If the sensor operation is
faulty, replace the eject sensor PCB ASSY.
Replace the main PCB ASSY.
2-45
Remedy
"1.3.10 Check sensor operation
Remedy
Remedy
"1.3.10 Check sensor operation
to check the
to check the
Confidential