Brother HL-7050N, HL-7050 Part List
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Read this list thoroughly before maintenance work.
Keep this list in a convenient place for quick and easy reference at all times.
September 2002
PL-PRN036
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 >
(1)
REF.NO. CODE Q’TY DESCRIPTION SYMBOL REMARK
Revision No.: marked on the main printed circuit board.
(2)
(3)
(4)
B48K056 - 201A
Design change indication
Specification No.
Pattern alteration No.
Circuit board No.
Revision No.: marked on the power supply printed circuit board.
Rev. A
Design change indication
(The first version has no sign.)
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 September 2001.
4. Parts are subject to change in design without prior notice.
CONTENTS
1. FRAME.................................................................................................1
2. DRIVE...................................................................................................3
3. LASER UNIT.........................................................................................5
4. PAPER EJECT..................................................................................... 5
5. PAPER FEED....................................................................................... 7
6. MP TRAY.............................................................................................. 7
7. PAPER TRAY....................................................................................... 9
8. FIXING UNIT....................................................................................... 11
9. COVERS / LABELS............................................................................13
10. SWITCH PANEL.................................................................................15
11. MAIN PCB..........................................................................................15
12. ENGINE PCB......................................................................................17
13. HIGH-VOLTAGE POWER SUPPLY PCB ..........................................17
14. LOW-VOLTAGE POWER SUPPLY PCB........................................... 19
15. AC CORDS......................................................................................... 19
16. ACCESSORIES..................................................................................21
17. PACKING MATERIALS...................................................................... 23
18. PERIODICAL MAINTENANCE PARTS.............................................. 25
19. NET WORKBOARD ........................................................................... 27
20. TCO099 .............................................................................................. 29
1. FRAME
REF.NO.
CODE Q'TY DESCRIPTION
1 LJ9044001 1 SIZE SW PCB ASSY
2 LJ1568001 1 SIZE SW SPRING
3 UH2208001 4 RUBBER FOOT
4 LJ0259001 1 FAN MOTOR 60
5 LJ0670001 2 TAPTITE, PAN B M3X35
6 LJ0822001 3 TAPTITE, CUP S M3X4
7 LJ1135001 1 DC FAN AUB0624
8 LJ1136001 1 FILTER TAK-CR
9 LJ9036001 1 REGIST SENSOR PCB ASSY
10 LJ9040001 1 RELEASE MOTOR SENSOR PCB ASSY
11 UF9823001 2 SHOULDER SCREW
12 LJ0941001 1 SCREW, BIND P TITE 2.3X16
13 LJ8455001 3 CONNECTOR:52968-0611
14 LJ9046001 1 LEFT SIDE PCB ASSY
15 LJ9049001 1 REAR RELAY PCB ASSY
16 LJ9051001 1 TONER LED PCB ASSY
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
LJ1159001
LJ1160001
LJ1161001
LJ1162001
LJ1166001
UD4152001 2 BEARING A
LJ1244001 1 ELECTROMAGNETIC DEVELOP CLUTCH
LJ1168001 2 COLLAR 8
LJ1169001 2 BEARING AM
LJ1170001 1 PINCH ROLLER
LJ1175001
LJ1210001
UL9033001
LJ1651001
LJ1209001 2 COLLAR 4
LJ1204001
LJ1214001
LJ1215001
1
TIP ACTUATOR
1
REGIST ACTUATOR
1
COIL SPRING TIP
1
COIL SPRING REGIST
1
REGIST ROLLER
2
COLLAR 6
1
INTERLOCK SW ASSY
1
FAN MOTOR
1
FAN MOTOR 60-3P
1
FRONT GUIDE ASSY
1
MAIN FAN FOAM
2
SUB FAN FOAM
REMARK
MODEL HL-7050/7050N 84T-U07/08-500
- 1 -
1. FRAME
11
28
12
13
32
2
5
15
5
16
6
10
4
34
13
25
31
27
27
7
8
24
22
23
25
14
30
34
29
33
31
22
26
24
3
3
21
3
1
13
19
20
9
MODEL HL-7050/7050N 84T-U07/08-500
- 2 -
17
18
2. DRIVE
REF.NO. CODE Q'TY DESCRIPTION
1 LJ1252001 1 MAIN MOTOR ASSY
2
3 LJ1554001 1 SOLENOID ASSY
4 LJ0309001 1 SOLENOID SPRING MP
5 LJ1278001 1 FEEDING MOTOR ASSY
6 U11776001 1 SCREW, FLANGED M3X3.5
7 LJ1280001 1 ELECTROMAGNETIC FEED CLUTCH
LJ1244001
1
ELECTROMAGNETIC DEVELOP CLUTCH
REMARK
MODEL HL-7050/7050N 84T-U07/08-550
- 3 -
2. DRIVE
1
2
7
3
6
5
4
MODEL HL-7050/7050N 84T-U07/08-550
- 4 -
3. LASER UNIT
REF.NO.
REF.NO.
CODE Q'TY DESCRIPTION
1 LJ1304001 1 SCANNER UNIT (SP)
2 087321615 4 TAPTITE, CUP S M3X16
REMARK
MODEL HL-7050/7050N 84T-U07/08-700
4. PAPER EJECT
CODE Q'TY DESCRIPTION
1
LJ1098001
1 PAPER EJECT UNIT
REMARK
1-1 UH3323001 4 EJECT PINCH ROLLER ASSY
1-2 UH3948001 4 PINCH SPRING
1-3 LJ0668001 2 EJECT ROLLER ASSY
1-4 LJ0657001 2 EJECT ROLLER GROUND PLATE
1-5 LJ0477001 4 BEARING 6
1-6 LJ0718001 1 REAR ACTUATOR 4
1-7 LJ9034001 1 REAR SENSOR PCB ASSY
1-8 LJ0110001 1 REAR ACTUATOR 3
1-9 LJ0111001 1 REAR TRAY ACTUATOR
1-10 LJ0112001 1 REAR TRAY ACTUATOR SPRING
1-11 087310815 1 TAPTITE, CUP B M3X8
1-12 085310815 2 TAPTITE, BIND B M3X8
1-13 048040346 2 RETAINING RING, E4
1-14 LJ1562001 4 CORRUGATED COLLAR
1-15 048030346 2 RETAINING RING, E3
2 087320816 2 TAPTITE, CUP S M3X8
3 LJ1103001 1 EJECTION GEAR UNIT
MODEL HL-7050/7050N 84T-U07/08-420
- 5 -
3. LASER UNIT
2
2
1
4. PAPER EJECT
2
1-14
1-9
1-10
1-12
1-4
1-4
1
1-3
1-5
1-5
1-1
MODEL HL-7050/7050N 84T-U07/08-700
1-15
1-14
1-1
1-15
1-2
1-2
1-3
2
1-13
1-5
1-13
1-5
1-8
1-12
1-11
1-6
1-7
MODEL HL-7050/7050N 84T-U07/08-420
- 6 -
3
5. PAPER FEED
REF.NO. CODE Q'TY DESCRIPTION
1 LJ0270001 1 PAPER FEED ROLLER ASSY 45 *1
2 LJ0273001 1 PE SENSOR ACTUATOR
3 LJ9055001 1 TRAY PE SENSOR PCB ASSY
4 LJ0279001 2 BEARING
*1 A component part of the
PAPER FEEDING KIT.
Refer to "18. PERIODICAL
MAINTENCE PARTS".
REMARK
5 LJ0284001 6 PAPER FEED ROLLER BEARING
6
7
8
9
10
11
12
LJ1290001
LJ1297001
LJ1300001
LJ1313001
LJ1322001 2 HOLDER SPRING A4
LJ1324001 2 FOAM HOLDER ASSY
LJ1330001
PAPER FEED ROLLER TR
1
PAPER FEED ROLLER MP
1
PAPER FEED ROLLER A4
1
FOAM HOLDER A4 ASSY
1
HOLDER SPRING
4
13 LJ1293001 2 PAPER FEED ROLLER
14 LJ1168001 5 COLLAR 8
15 LJ1302001 1 PINCH ROLLER A4
16 LJ1175001 5 COLLAR 6
17 LJ1741001 1 STOPPER SPRING
MODEL HL-7050/7050N 84T-U07/08-600
6. MP TRAY
REF.NO. CODE Q'TY DESCRIPTION
REMARK
1 LJ0295001 1 SEPARATION PLATE ASSY MP
2 LJ0298001 1 SEPARATION PAD SPRING MP
3 LJ0299001 1 PLATE ASSY MP
4 LJ0305001 2 PLATE SPRING MP
5 LJ0307001 1 SOLENOID ASSY MP
6 LJ0309001 1 SOLENOID SPRING MP
7 LJ0311001 1 PAPER FEED ROLLER ASSY MP
8 LJ1332001 1 ROLLER COVER ASSY MP
8-1 LJ9057001 1 MP PE SENSOR PCB ASSY
8-2 LJ0328001 1 PE SENSOR ACTUATOR MP
8-3 LJ0329001 1 PE SENSOR ACTUATOR 2 MP
9 LJ0330001 1 TRAY ASSY MP
10 LJ0334001 1 TRAY COVER ASSY MP
10-1 LJ0337001 2 TRAY COVER ROCK SPRING
11 085310815 5 TAPTITE, BIND B M3X8
12 085320816 4 TAPTITE, BIND S M3X8
13 U11776001 1 SCREW, FLANGED M3X3.5
14 LJ1741001 1 STOPPER SPRING
MODEL HL-7050/7050N 84T-U07/08-630
- 7 -
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