Brother DCP-7057 Service Manual page 88

■ Error code 8B
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.
Jam Tray 2
Remove the jammed paper from Tray 2.
Error, which cannot be specified, occurs.
Error code 8C
Jam MP Tray
Remove the jammed paper from Multi Purpose Tray and press Start.
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 8D
Cover is Open
Make sure there is no paper jammed inside the machine and close the
Back Cover, then press Start.
Paper jam occurred around the back cover at the time when the power was turned ON, or the
fuser cover is open.
<User Check>
• Close the fuser cover.
• Remove the jammed paper around the back cover.
Step
Paper eject actuator catching on
1
some position
Paper eject sensor PCB failure
2
3 Main PCB failure
Cause
Cause
2-51
Remedy
Replace the main PCB ASSY.
Remedy
Correct the position of the paper eject
actuator.
Replace the paper eject sensor PCB
ASSY.
Replace the main PCB ASSY.
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