Brother MFC-9130CW Service Manual page 78

■ Error code 0C00
Print Unable 0C
Turn the power off and then back on again.
Error occurred in the density sensor.
Step
1 Registration mark L PCB
harness connection failure
2 Eject sensor PCB harness
connection failure
3 Registration mark L PCB ASSY
failure
4 Eject sensor PCB failure
5 Main PCB failure
■ Error code 1003
Print Unable 10
Turn the power off and then back on again.
The registration mark L is dirty and cannot normally receive reflected light.
<User Check>
- Replace the belt unit.
Step
1 Registration mark sensor L dirty
2 Registration mark L PCB
harness connection failure
3 Eject sensor PCB harness
connection failure
4 Registration mark L PCB ASSY
failure
5 Eject sensor PCB failure
6 Main PCB failure
■ Error code 1004
Print Unable 10
Turn the power off and then back on again.
The registration mark R is dirty and cannot normally receive reflected light.
<User Check>
- Replace the belt unit.
Step
1 Registration mark sensor R dirty
2 Registration mark R PCB
harness connection failure
3 Eject sensor PCB harness
connection failure
4 Registration mark R PCB ASSY
failure
5 Eject sensor PCB failure
6 Main PCB failure
Cause
Cause
Cause
2-39
Remedy
Check the registration mark L PCB
harness connection and reconnect it.
Check the eject sensor PCB harness
connection and reconnect it.
Replace the registration mark L PCB ASSY.
Replace the eject sensor PCB ASSY.
Replace the main PCB ASSY.
Remedy
Clean the registration mark sensor L.
Check the registration mark L PCB
harness connection and reconnect it.
Check the eject sensor PCB harness
connection and reconnect it.
Replace the registration mark L PCB ASSY.
Replace the eject sensor PCB ASSY.
Replace the main PCB ASSY.
Remedy
Clean the registration mark sensor R.
Check the Registration mark R PCB
harness connection and reconnect it.
Check the eject sensor PCB harness
connection and reconnect it.
Replace the registration mark R PCB
ASSY.
Replace the eject sensor PCB ASSY.
Replace the main PCB ASSY.
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