Brother DCP-8110DN Service Manual page 94

Error code 9300
No Paper
Load #S paper in MP Tray.
When printing from the MP tray, the MP paper empty sensor detected that there was no
paper set in the MP tray.
<User Check>
• Set the paper in the MP tray.
Step
MP paper empty actuator 1 or 2
1 caught in some sections of the
machine
MP paper empty actuator 1 or 2
2
failure
MP paper empty sensor failure
3
High-voltage power supply PCB
4
failure
5 Main PCB failure
Error code 9400
No Paper
Load #S paper in #T1.
When printing from paper tray 1, the T1 paper feed sensor detected that there was no paper
set in paper tray 1.
<User Check>
• Set the paper in paper tray 1.
Step
Connection failure of the T1
1 paper feed sensor harness
T1 paper feed actuator caught
2
in some sections of the machine
3 T1 paper feed actuator failure
T1 paper feed sensor failure
4
High-voltage power supply PCB
5
failure
6 Main PCB failure
Cause
Reattach the MP paper empty actuator 1 or 2.
Replace the MP paper empty actuator 1 or 2.
Refer to
(function code: 32)" in Chapter 5
sensor operation. If the sensor operation is
faulty, replace the MP paper empty sensor
PCB ASSY.
Replace the high-voltage power supply PCB
ASSY.
Replace the main PCB ASSY.
Cause
Check the connection of the T1 paper feed
sensor PCB harness, and reconnect it if
necessary.
Reattach the T1 paper feed actuator.
Replace 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.
2-49
Remedy
"1.3.10 Check sensor operation
Remedy
"1.3.10 Check sensor operation
to check the
to check the
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