Error Cause And Remedy - Brother DCP-7057 Service Manual

3.4

Error Cause and Remedy

Check the User Check items first. If an error cannot be resolved, follow the procedures in
numerical order in the Step field.
■ Error code 0B, 0E
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 0F
Duplex Disabled
Close the Back Cover of the machine and put the Duplex Tray back in.
The back cover is open upon duplex printing, or the duplex tray is not installed properly.
<User Check>
• Check if the back cover is closed completely.
• Install the duplex tray properly.
Step
Harness connection failure of
1
paper eject sensor PCB ASSY
The member part to press the
back cover sensor which is located
2
at the inner side of the back cover
is broken.
The member part to press the
3 back cover sensor which is located
at the duplex tray is broken.
Back cover sensor failure
4
5 Main PCB failure
Cause
Cause
2-25
Remedy
Replace the main PCB ASSY.
Remedy
Check the harness connection of the paper
eject sensor PCB ASSY and reconnect it.
Replace the back cover.
Replace the duplex tray.
Replace the paper eject sensor PCB
ASSY.
Replace the main PCB ASSY.
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