Pickup Function Of Paper Tray Does Not Work; The New Toner Is Not Detected - Brother DCP-9045CDN Service Manual

Pickup function of paper tray does not work.

Step
1 Link lever not operating
smoothly or catching.
2 Pickup roller holder ASSY not
operating smoothly or
catching.
3 Link lever damaged
4 Roller holder ASSY failure
5 Paper feed/belt cleaner motor
failure

The new toner is not detected.

Step
1 New toner actuator not
operating smoothly or
catching.
2 New toner actuator damaged
3 Main PCB failure
4 Toner sensor PCB (TE/NEW)
failure
Cause
Make sure correct movemet of the link lever.
Make sure correct movement of the pickup roller
holder ASSY.
Replace the link lever.
Replace the roller holder ASSY.
Replace the paper feed/belt cleaner motor.
Cause
Make sure correct movement of the new toner
actuator of the appropriate color.
Replace the drum unit.
Replace the main PCB ASSY.
Replace the toner sensor PCB ASSY (TE/NEW) of
the appropriate color.
1-75
Remedy
Remedy
Confidential