Brother MFC-9130CW Service Manual page 94

■ Error code 6A00
Drum !
Slide the Green tab on Drum Unit.
Electric discharge that may be caused by dirt on the corona wire of the drum unit was
detected.
<User Check>
- Clean the corona wire by sliding the green tab of each drum unit for all four colors several
times.
- Clean the drum unit. (Refer to
- Replace the drum unit.
Step
1 Dirt on the GRID terminals of
the main body
2 Dirt on the terminal of the
high-voltage power supply PCB
3 High-voltage power supply PCB
failure
4 Main PCB failure
fig. 2-8 (P2-51))
Cause
2-55
Remedy
Clean the GRID terminals of the main
body. (Refer to fig. 2-7
Clean the terminal of the high-voltage
power supply PCB.
Replace the high-voltage power supply
PCB ASSY.
Replace the main PCB ASSY.
(P2-50))
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