Brother DCP-L5652DN Service Manual

iii
Confidential
4.13.3 Communication error occurs .............................................................................. 2-123
4.14 Troubleshooting for Other Problems ............................................................................... 2-124
4.14.1 Cannot print ........................................................................................................ 2-124
4.14.2 Cannot update firmware ..................................................................................... 2-124
4.14.3 USB direct interface errors ................................................................................. 2-124
4.14.4 "Paper Low" message does not disappear ......................................................... 2-125
CHAPTER 3 DISASSEMBLY/REASSEMBLY
1. SAFETY PRECAUTIONS ............................................................................................................ 3-1
2. PACKING .................................................................................................................................... 3-2
3. SCREW CATALOGUE ................................................................................................................ 3-3
4. SCREW TORQUE LIST .............................................................................................................. 3-4
5. LUBRICATION ............................................................................................................................ 3-7
6. OVERVIEW OF GEARS .............................................................................................................. 3-9
7. HARNESS ROUTING ................................................................................................................ 3-11
8. DISASSEMBLY FLOW CHART ................................................................................................ 3-24
8.1 Machine ............................................................................................................................ 3-24
8.2 LT ..................................................................................................................................... 3-26
9. DISASSEMBLY PROCEDURE ................................................................................................. 3-27
9.1 Preparation ....................................................................................................................... 3-27
9.2 Paper tray ......................................................................................................................... 3-28
9.3 Back cover / Outer chute .................................................................................................. 3-30
9.4 Fuser cover ....................................................................................................................... 3-31
9.5 Fuser unit .......................................................................................................................... 3-32
9.6 MP cover ASSY ................................................................................................................ 3-35
9.7 Front cover ASSY ............................................................................................................. 3-37
9.8 Side cover L ...................................................................................................................... 3-38
9.9 Side cover R ..................................................................................................................... 3-39
9.10 ADF/document scanner unit ............................................................................................. 3-40
9.11 ADF unit ............................................................................................................................ 3-43
9.11.1 ADF unit ............................................................................................................... 3-43
9.11.2 Hinge L ASSY, Hinge R, Hinge R support, Hinge arm R ..................................... 3-45
9.11.3 ADF cover ASSY, Document stopper .................................................................. 3-46
9.11.4 Gear cover, ADF front cover, Document sub tray ................................................ 3-47
9.11.5 Document separate roller ASSY .......................................................................... 3-49
9.11.6 ADF separation holder ASSY ............................................................................... 3-50
9.11.7 Second side CIS unit, Second side CIS flat cable
(Models with duplex printing only) ........................................................................ 3-51
9.12 Panel unit .......................................................................................................................... 3-56
9.12.1 Panel unit ............................................................................................................. 3-56

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