Brother DCP-L5652DN Service Manual

2-50
Confidential
 Error code 6A00
Detected discharge that may be attributable to dirty corona wire on the drum unit.
 Error code 6D00
Detected more LTs than connectible limit.
 Error code 6F00
Detected irregular power supply for less than 100 times.
<User Check>
• Slide the green tab of the drum unit to left and right for two to three times to clean the
corona wire.
• Clean the electrode of the drum unit.
• Replace the drum unit.
Step Cause Remedy
1
Dirt on the high-voltage power
supply PCB terminal
Clean the electrodes of the machine.
(Refer to Fig. 2-9.)
2
High-voltage power supply PCB
attachment failure
Check if each electrode comes back smoothly
after pressing it. If not, reattach each electrode.
3
High-voltage power supply PCB
failure
Replace the high-voltage power supply PCB
ASSY.
4 Main PCB failure Replace the main PCB ASSY.
<User Check>
• Reduce LTs to acceptable numbers.
• Reconnect LTs.
Step Cause Remedy
1
Dust around the LT/TT
connector
Clean the LT/TT connector.
2
Malfunction of the LT control
PCB
Install the latest main firmware.
3
Machine or LT/TT connector
failure
Replace the machine or LT/TT connector.
4 LT control PCB failure Replace a LT control PCB ASSY.
5 Main PCB failure Replace the main PCB ASSY.
<User Check>
• Turn the power switch OFF and then back ON again.
• Use a noise filter on the power supply.
• Install a voltage stabilizer to the power supply unit.

Brother DCP-L5652DN Specifications

General

Printer Type	Laser
Functions	Print, Copy, Scan
Automatic Duplex Printing	Yes
ADF Capacity	50 sheets
Memory	256 MB
Processor	800 MHz
Monthly Duty Cycle	Up to 50, 000 pages
Print Speed	42 ppm
Print Resolution	1200 x 1200 dpi
Paper Input Capacity	250 sheets
Scanner Resolution	Up to 1200 x 1200 dpi
Connectivity	USB, Ethernet
Mobile Printing	Brother iPrint&Scan, Google Cloud Print, AirPrint, Mopria
Toner Yield	Standard: 3, 000 pages, High Yield: 8, 000 pages