Troubleshooting On The Pcb; Main Pcb Failure; Full Memory; Print Overrun - Brother MFC-9130CW Service Manual

4.10 Troubleshooting on the PCB

4.10.1 Main PCB failure

<User Check>
- Turn OFF and ON the power switch.
- Install the latest firmware.
Step
1

4.10.2 Full memory

Memory is full.
<User Check>
- Press Cancel key and delete the accumulated data.
- Reduce the amount of data or lower the resolution.
Step
1

4.10.3 Print overrun

Data deployment is too late.
<User Check>
- Reduce complication of the data or lower the resolution.
Step
1

4.10.4 High-voltage power supply PCB failure

Step
1
2
3
4
5
Cause
Main PCB failure
Cause
Main PCB failure
Cause
Main PCB failure
Cause
Harness connection failure
between the high-voltage
power supply PCB and main
PCB ASSY
Contact failure of electrode
terminal(s) of high-voltage
power supply PCB
High-voltage power supply
PCB failure
Low-voltage power supply
PCB failure
Main PCB failure
Replace the main PCB ASSY.
Replace the main PCB ASSY.
Replace the main PCB ASSY.
Check the harness connection between the
high-voltage power supply PCB and main
PCB ASSY, and reconnect it.
Clean the each electrode terminal of
high-voltage power supply PCB.
Replace the high-voltage power supply PCB
ASSY.
Replace the low-voltage power supply PCB
ASSY.
Replace the main PCB ASSY.
2-111
Remedy
Remedy
Remedy
Remedy
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