Brother HL-L2365DW - Troubleshooting for Toner and Drum Problems; New Toner Is Not Detected; Toner Cartridge Cannot be Recognized

2-71
Confidential
4.7 Troubleshooting for Toner and Drum Problems
4.7.1 New toner is not detected
4.7.2 Toner cartridge cannot be recognized
<User Check>
- Check that the packaged toner cartridge is not set.
- Check that a new (not used) toner cartridge is set.
- Check that the genuine toner cartridge is set.
Step Cause Remedy
1
New toner actuator coming off Reattach the new toner actuator.
2
Connection failure of the new toner
sensor PCB flat cable
Reconnect the new toner sensor PCB flat
cable.
3
Connection failure of the panel PCB
flat cable
Reconnect the panel PCB flat cable.
4
New toner sensor PCB failure Replace the new toner sensor PCB ASSY.
5
Panel PCB failure Replace the panel PCB ASSY.
6
Main PCB failure Replace the main PCB ASSY.
<User Check>
- Set the toner cartridge correctly.
- Replace the toner cartridge with a new one.
Step Cause Remedy
1
New toner actuator coming off Reattach the new toner actuator.
2
Connection failure of the new toner
sensor PCB flat cable
Reconnect the new toner sensor PCB flat
cable.
3
Connection failure of the panel PCB
flat cable
Reconnect the panel PCB flat cable.
4
New toner sensor PCB failure Replace the new toner sensor PCB ASSY.
5
Panel PCB failure Replace the panel PCB ASSY.
6
Main PCB failure Replace the main PCB ASSY.