Brother HL-L2300D Service Manual page 57

 Error code 6F00
Print Unable ZC
Turn the power off and then back on again.
Detected irregular power supply for less than 100 times.
<User Check>
• Turn the power switch OFF and then back ON again.
• Put a filter into the power supply.
• Install a voltage stabilizer to the power supply unit.
 Error code 7000
Jam Inside
Open the Front Cover, pull out the Drum Unit completely and remove the jammed
paper.
The eject sensor does not detect paper pass after the registration rear sensor detected the
paper pass.
<User Check>
• Remove the jammed paper.
Step
Foreign object inside the
1
machine
Connection failure of the eject
2
sensor PCB flat cable
Eject actuator coming off or
3 caught in sections of the
machine
Fuser cover attachment failure
4
Eject sensor failure
5
Fuser unit failure
6
Damaged gears in the feeding
7
system
Main PCB failure
8
Cause
Remove the foreign object.
Reconnect the eject sensor PCB flat cable.
Reattach the eject actuator.
Reattach the fuser cover.
Replace the eject sensor PCB ASSY.
Replace the fuser unit.
Replace the main frame L ASSY.
Replace the main PCB ASSY.
2-39
Remedy
Confidential