Brother DCP-7057 Service Manual page 101

■ Error code C9, CA to CF
These errors do 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.
---
Error, which cannot be specified, occurs.
<User Check>
• Turn OFF the power switch, and turn it ON again after a while.
Step
1 Main PCB failure
■ Error code D1
Print Unable D1
See Troubleshooting and routine maintenance chapter in User's Guide.
Modem initialization failed.
<User Check>
• Turn OFF and ON the power and check if the machine recovers.
Step
1 Main PCB failure
■ Error code D2 to D9, DA to DC
These errors do 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.
---
Error, which cannot be specified, occurs.
<User Check>
• Turn OFF the power switch, and turn it ON again after a while.
Step
1 Main PCB failure
Cause
Cause
Cause
2-64
Remedy
Replace the main PCB ASSY.
Remedy
Replace the main PCB ASSY.
Remedy
Replace the main PCB ASSY.
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