Brother HL-4000CN User manual

Brother Laser Printer
PARTS REFERENCE LIST
MODEL: HL-4000CN
Read this list thoroughly before maintenance work.
Keep this list in a convenient place for quick and easy reference at all times.
January, 2002
PL-PRN028

NOTE FOR USING THIS PARTS REFERENCE LIST
1. In the case of ordering parts, it needs mentioning the following items:
(1) Code
(2) Q'ty
(3) Description
(4) Symbol ( PCB No., Revision , and Parts location mounted on the PCB.)
Note : No orders without Parts Code or Tool No. can be accepted.
< Example >
REF.NO. CODE Q’TY DESCRIPTION SYMBOL REMARK
Revision No.: marked on the main printed circuit board.
B48K056 - 201A
Revision No.: marked on the power supply PCB.
Rev. 0B
2. Design-changed parts :
If the parts are changed, any one of the following symbols is indicated in the REMARKS column.
#A : compatible between old and new
#B : replaceable from old to new
#D : incompatible
# : newly established
3. The original of this list was made based on the information available in October, 2001.
4. Parts are subject to change in design without prior notice.
(1) (4)
(3)
(2)
D
esign change indication
S
pecification No .
P
attern alteration No.
C
ircuit board No.
Design change indication

CONTENTS
1. COVER.................................................................................................1
2. FRAME .................................................................................................3
3. PAPER FEEDER 1...............................................................................5
4. PAPER FEEDER 2...............................................................................7
5. PAPER FEEDER 3...............................................................................9
6. HOUSING ASSY RETARD.................................................................11
7. CHUTE ASSY IN ................................................................................13
8. CHUTE ASSY OUT ............................................................................15
9. CHUTE ASSY EXIT............................................................................17
10. TRANSFER ROLL CARTRIDGE ASSY & FUSER.............................19
11. SCANNER .......................................................................................... 21
12. TONER CARTRIDGE ASSY...............................................................23
13. FRAME & DRIVE................................................................................25
14. ELECTRICAL......................................................................................27
15. HARNESS...........................................................................................29
16. KIT ...................................................................................................... 31
17. PACKING............................................................................................33
18. ACCESSORIES..................................................................................35

1. COVER
REF.NO. CODE Q'TY DESCRIPTION REMARK
1 LJ3986001 1 CONSOLE PANEL HL-4000
2 LJ3987001 1 COVER ASSY FRONT HEAD
3 LM0133001 1 COVER FRONT HEAD
4 LM0134001 1 HOLDER LEVER OUT
5 LM0135001 1 LEVER OUT
6 LM0136001 1 CON.AMP 175694-3
7 LM0137001 1 FAN FUSER
8 LJ3988001 1 COVER ASSY TOP
9 LM0138001 1 COVER TOP MAIN
10 LJ3989001 1 COVER ASSY TOP PRINT HEAD CARTRIDGE
11 LM0139001 1 CAM I/R
12 LM0140001 1 COVER CAM
13 LM0141001 1 SPRING CAM I/R
14 LM0142001 1 LATCH TOP R
15 LM0143001 1 HANDLE TOP
16 LM0144001 1 SHAFT LATCH TOP
17 LM0145001 1 SPRING HANDLE
18 LM0146001 1 LATCH TOP L
19 LM0147001 1 COVER TOP PRINT HEAD CARTRIDGE
20 LM0148001 1 COVER REAR
21 LM0149001 1 STUD TOP
22 LJ3990001 1 SPRING LINK
23 LM0150001 1 LINK
24 LJ3991001 1 COVER SIDE R
25 LJ3992001 1 COVER ASSY FRONT R
26 LM0153001 1 TRAY ASSY BASE
27 LJ3993001 1 COVER ASSY FRONT L
28 LJ3994001 1 COVER SIDE L
29 LJ3995001 1 COVER TOP STOPPER
MODEL HL-4000CN 54S601
-1-

1. COVER
- 2 -
MODEL HL-4000CN 54S601
1
3
4
5
7
2
10
20
21
21
28
22
22
23
23
11 12
13
14
17
18 19
16
15
829
9
6
24
25
26 27

2. FRAME
REF.NO. CODE Q'TY DESCRIPTION REMARK
1 LJ3997001 1 CASSETTE ASSY
1-1 LJ3998001 1 ROLL ASSY
1-2 LM0154001 1 CLUTCH ASSY FRICTION
1-3 LM0155001 1 HOLDER RETARD
1-4 LM0156001 1 SPRING RETARD
1-5 LM0157001 1 A5 BLOCK
MODEL HL-4000CN 54S601
-3-

2. FRAME
- 4 -
MODEL HL-4000CN 54S601
1-1 1-2
1-5
1-4
1-3
1

3. PAPER FEEDER 1
REF.NO. CODE Q'TY DESCRIPTION REMARK
1 LJ3999001 1 COVER FDR FRONT
2 LM0001001 1 CHUTE ASSY TURN
3 LM0002001 1 COVER CASSETTE
4 LM0158001 1 BLOCK
MODEL HL-4000CN 54S601
-5-

3. PAPER FEEDER 1
- 6 -
MODEL HL-4000CN 54S601
1
2
3
4
4
4

4. PAPER FEEDER 2
REF.NO. CODE Q'TY DESCRIPTION REMARK
1 LM0159001 1 HARNESS ASSY TMPA
2 LM0003001 1 SENSOR HUM TEMP
3 LM0160001 1 HARNESS ASSY OPFREC
4 LM0078001 1 SWITCH ASSY SIZE
5 LM0161001 1 FOOT
6 LM0004001 1 LEVER LOW PAPER
7 LM0005001 1 INDICATOR
8 LM0162001 1 HOLDER SHAFT INDICATOR
9 LM0006001 1 GUIDE INDICATOR
10 LM0163001 1 SPRING INDICATOR
11 LM0164001 1 SHAFT INDICATOR
12 LM0007001 1 STOPPER CST
MODEL HL-4000CN 54S601
-7-