Name: Brother DCP-8152DN
Brand: Brother
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4.8 Troubleshooting for Fuser Unit Problems

4.8.1 Fuser unit failure

Step Cause Remedy

Harness connection failure

between fuser unit and eject sensor

PCB

Check the harness connection between the

fuser unit and the eject sensor PCB, and

reconnect it if necessary.

Harness connection failure

between fuser unit and low-voltage

power supply PCB

Check the harness connection between the

fuser unit and the low-voltage power supply

PCB, and reconnect it if necessary.

Connection failure of the eject

sensor PCB harness

Check the connection of the eject sensor

harness, and reconnect it if necessary.

Eject sensor PCB failure Refer to "1.3.10 Check sensor operation

(function code: 32)" in Chapter 5 to check

the sensor operation. If the sensor operation

is faulty, replace the eject sensor PCB

ASSY.

Low-voltage power supply PCB

failure

Replace the low-voltage power supply PCB

ASSY.

6 Fuser unit failure Replace the fuser unit.

7 Main PCB failure Replace the main PCB ASSY.

CAUTION:

• Turn the power switch OFF and then ON again. Leave the machine for ten minutes.

This problem may then be cleared.

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Brother DCP-8152DN Specifications

General