Brother DCP-L6600DW

User Check

• Check that the paper is set in the paper tray correctly.
• Check that there is not too much paper set in the paper tray.
• Flip over the paper in the paper tray or rotate the paper 180°.
• Check that the thickness of the paper is 60 to 120 g/m2 (paper tray 1).
• Check that the MP tray, LT or TT is not set as the paper tray.
• Flip through the paper and reset it in the paper tray.
• Clean the paper pick up roller.
• Install the latest main firmware.

Step	Cause	Remedy
1	Dirt on the paper dust cleaning roller of the paper tray	Refer to the figure below to clean the paper dust cleaning roller.
2	Attachment failure of the T1 roller holder ASSY	Reattach the T1 roller holder ASSY correctly.
3	Connection failure of the paper feed motor harness	Reconnect the paper feed motor harness.
4	Connection failure of the T1 paper feed sensor harness	Reconnect the T1 paper feed sensor harness.
5	Connection failure of the HVPS flat cable	Reconnect the HVPS flat cable.
6	Connection failure of the T1 pickup clutch harness	Reconnect the T1 pickup clutch harness.
7	T1 paper empty actuator coming off	Reattach the T1 paper empty actuator.
8	Abrasion of the paper pick up roller	Replace the PF kit 1.
9	T1 pickup clutch failure	Replace the T1 pickup clutch.
10	T1 paper empty sensor failure	Replace the T1 paper empty sensor.
11	Damaged plate gear	Replace the T1 plate gear.
12	Paper feed motor failure	Replace the paper feed motor.
13	High-voltage power supply PCB failure	Replace the high-voltage power supply PCB ASSY.
14	Panel PCB failure	Replace the panel PCB ASSY.
15	Damaged gears in the paper pickup system	Replace the main frame L ASSY.
16	Damaged fuser unit	Replace the fuser unit.
17	Main PCB failure	Replace the main PCB ASSY.