Troubleshooting For Toner And Drum Problems; Replaced The Toner Cartridge With A New One But Still Seeing Error Message Prompting Toner Cartridge Replacement; Toner Cartridge Cannot Be Detected; Failed To Detect Toner Cartridge - Brother DCP-1510 Service Manual

4.7

Troubleshooting for Toner and Drum Problems

4.7.1 Replaced the toner cartridge with a new one but still seeing error message
prompting toner cartridge replacement.
<User Check>
- Check that a new (not used) toner cartridge is set.
Step
Connection failure of the motor
1
encoder PCB flat cable
Connection failure of the new toner
2
sensor PCB harness
3 Motor encoder PCB failure
4 New toner sensor failure
5 Main PCB failure

4.7.2 Toner cartridge cannot be detected

<User Check>
- Set the toner cartridge correctly.
Step
Connection failure of the motor
1
encoder PCB flat cable
Connection failure of the new toner
2
sensor PCB harness
3 Motor encoder PCB failure
4 New toner sensor failure
5 Main PCB failure

4.7.3 Failed to detect toner cartridge

Step
The power switch was turned OFF
or the top cover was opened while
1
a new toner cartridge was being
detected.
2 Main PCB failure
Cause
Reconnect the motor encoder PCB flat
cable.
Reconnect the new toner sensor PCB
harness.
Replace the motor encoder PCB ASSY.
Replace the new toner sensor PCB ASSY.
Replace the main PCB ASSY.
Cause
Reconnect the motor encoder PCB flat
cable.
Reconnect the new toner sensor PCB
harness.
Replace the motor encoder PCB ASSY.
Replace the new toner sensor PCB ASSY.
Replace the main PCB ASSY.
Cause
Reset the toner manually. (Refer to
Manual Toner Reset Functions" in Chapter
4.)
Replace the main PCB ASSY.
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Remedy
Remedy
Remedy
"2.1
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