Brother HL-4040CN - Page 54

Confidential
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Error code E6
Print Unable E6
Turn the power off and then back on again.
NVRAM error on main PCB
Step Cause
Remedy
1 Main PCB failure Replace the main PCB ASSY.
Error code EB
Print Unable EB
Turn the power off and then back on again.
NVRAM reading error on laser unit
Step Cause
Remedy
1 Harness connection failure
between laser unit and main
PCB
Check the harness connection between the laser
unit and main PCB and reconnect it.
2 Laser unit failure Replace the laser unit.
3 Main PCB failure Replace the main PCB ASSY.