Brother DCP-9055CDN Service Manual page 78

■ Error code 25
Print Unable 25
Turn the power off and then back on again.
Develop drive motor error.
This error does not usually occur in the normal use. The conceivable causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
<User Check>
- Turn OFF the power switch, and turn it ON again after a while.
Step
1 Main PCB failure
■ Error code 26
Print Unable 26
Turn the power off and then back on again.
Belt drive motor error.
This error does not usually occur in the normal use. The conceivable causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
<User Check>
- Turn OFF the power switch, and turn it ON again after a while.
Step
1 Main PCB failure
■ Error code 27
Print Unable 27
Turn the power off and then back on again.
PF drive motor error.
<User Check>
- Turn OFF the power switch, and turn it ON again after a while.
Step
1 Harness connection failure of
PF drive motor
2 PF drive motor failure
3 Engine PCB failure
4 Low-voltage power supply PCB
failure
5 Main PCB failure
Cause
Cause
Cause
2-40
Remedy
Replace the main PCB ASSY.
Remedy
Replace the main PCB ASSY.
Remedy
Check the harness connection of the
PF drive motor and reconnect it.
Replace the PF plate ASSY.
Replace the engine PCB ASSY.
Replace the low-voltage power supply
PCB ASSY.
Replace the main PCB ASSY
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