Brother DP-550CJ User manual

PARTS REFERENCE LIST
MODEL:DP-550CJ,LW-840ic
REVISED EDITION

NOTES 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 ]
(4) (1) (2) (3)
REF. NO. SYMBOL CODE Q’TY DESCRIPTION REMARKS
Revision No. : marked on the printed circuit board.
B48J300 - 101 A
Design change indication
Specification No.
Pattern alteration No.
Circuit board No.
2. Design-changed parts:
When the parts are changed, any one of the following symbols is indicated in the REMARKS column.
CHNG#A : compatible between old and new
CHNG#B : replaceable from old to new
CHNG#D : incompatible
ADD : newly established
3. The original of this list was made based on the information available in August, '98.
4. Parts are subject to change in design without prior notice.

CONTENTS
1 . PRINT HEAD ASSEMBLY........................................................................1
2 . CHASSIS ATTACHMENTS ......................................................................3
3 . COVERS..................................................................................................7
4 . DETECTOR SWITCHES..........................................................................9
5 . AC ADAPTER.........................................................................................11
6 . MAIN PCB.............................................................................................13
7 . POWER SUPPLY PCB...........................................................................17
8 . LCD........................................................................................................19
9 . FLOPPY DISK DRIVE............................................................................21
10 . ACCESSARY .......................................................................................23
11 . PRINTED MATTERS............................................................................25
12 . PACKING MATERIALS ........................................................................27
13 . KEYBOARD UNIT(LIST).......................................................................29
13-1 . KEYBOARD UNIT/USA.....................................................................31
13-2 . KEYBOARD UNIT/GERMAN.............................................................32
13-3 . KEYBOARD UNIT/UK .......................................................................33
13-4 . KEYBOARD UNIT/FRENCH..............................................................34
13-5 KEYBOARD UNIT/HOLLAND............................................................35
13-6 . KEYBOARD UNIT/SWISS.................................................................36
13-7 . KEYBOARD UNIT/BELGIAN.............................................................37

1MODEL DP-550CJ,LW840ic 53T-402-017
1 . PRINT HEAD ASSEMBLY

2
1 . PRINT HEAD ASSEMBLY
REF.NO. CODE Q'TY DESCRIPTION REMARKS
1US3362001 1PRINT HEAD ASSY 2, MONO
1US3363001 1PRINT HEAD ASSY 2, COLOR
MODEL DP550CJ,LW840ic 53T-402-017

3MODEL DP-550CJ,LW540ic 53T-402-033
2. CHASSIS ATTACHMENTS
MODEL DP-550CJ,LW840ic 53T-402-033

4MODEL DP-550CJ,LW-840ic 53T-402-033
2 . CHASSIS ATTACHMENTS

5
2 . CHASSIS ATTACHMENTS
REF.NO. CODE Q'TY DESCRIPTION REMARKS
1-54 US2886001 1PF UNIT
1US2887001 1PF BASE ASSY
2US2970001 1PE SENSOR
3US2971001 1SENSOR HARNESS
4US2890001 1PF STOPPER
5US2891001 1STOPPER SPRING
6US2892001 1PF MOTOR FRAME ASSY
7US3198001 1PF MOTOR
8 000300515 2 SCREW, BIND M3X5
9U06923001 1TAPTITE, BIND B M3X10
10 085312015 1 TAPTITE, BIND B M3X20
11 US2898001 1PF ROLLER ASSY
12 US2900000 1PF ROLLER GEAR
13 048040346 2 RETAINING RING, E4
14 US2902001 1SPRING R
15-16 US2903001 1CHANGE LEVER 2 ASSY
15 US2904000 1CHANGE LEVER 2
16 US2905000 1IDLE GEAR 3
17 US2906000 1IDLE GEAR 2
18-20 US2907001 1CHANGE LEVER 1 ASSY
18 US2908000 1CHANGE LEVER 1
19 US2905000 1IDLE GEAR 3
20 US2909001 1WASHER, SPRING
21 US2910000 1IDLE GEAR 5
22 US2911000 1IDLE GEAR 6
23 US2912000 1IDLE GEAR 1
24 048030346 1 RETAINING RING, E3
25-26 US2913001 1EJECT ROLLER ASSY
25 US2914001 1EJECT ROLLER SHAFT
26 US2915001 4EJECT ROLLER
27 US2916000 1EJECT ROLLER GEAR
28 US2925000 1HOLDER PLATE
29 US2926001 1ROLLER HOLDER R
30 US2927001 2ROLLER HOLDER M
31 US2928001 1ROLLER HOLDER L
32 US3153001 4PRESSURE ROLLER
33 US2929001 1PRESSURE ROLLER SPRING A
34 US2930000 1IDLE GEAR 4
35 US2931001 1ACF SHAFT ASSY
36 US2936001 1SPRING
37 US2937000 1ACF SHAFT STOPPER
38 U06923001 1TAPTITE, BIND B M3X10
39 US2938000 1ACF SHAFT LOCKER
40 US2939001 1LOCKER SPRING
41 US2940001 1RELEASE SHAFT
42 US2941021 1RELEASE LEVER, GRAY1251
43 US2942001 1RELEASE SPRING
44 US2944001 1FORM
45 US2945001 1SPACER
46 U06923001 1TAPTITE, BIND B M3X10
47-49 US2917021 1HOPPER ASSY
47 US2918021 1HOPPER, GRAY1251
48 US2919001 2SEPARATE PAD
49 US2923021 1PAPER GUIDE, GRAY1251
50 US2920001 1ACF CHANGE SHAFT
51 US2921021 1ACF CHANGE LEVER, GRAY1251
52 US2922001 1CHANGE SPRING
53 US2924001 2HOPPER SPRING
54 US3468001 3PRESSURE ROLLER SPRING B
55-73 US2946001 1CA UNIT
55 US2947000 1CA FRAME
56 US2948001 1CARRIAGE ASSY
57 US2955001 1TIMING BELT
58 US2956001 1GUIDE SHAFT
59 US0727000 1MAIN SHAFT STOPPER
60 085280515 1 TAPTITE, BIND S M2.6X5
61 US2957001 1CA MOTOR
MODEL DP550CJ,LW840ic 53T-402-033

6
2 . CHASSIS ATTACHMENTS
REF.NO. CODE Q'TY DESCRIPTION REMARKS
62 US0468001 1TAPPING SCREW, PAN S M3X6
63 US2959000 1IDLE PULLEY HOLDER
64 US2960000 1IDLE PULLEY
65 US2961001 1PULLEY HOLDER SPRING
66 U22702001 1SCREW, PAN (S/P WASHER) M3X10
67 US2962000 1FPC LOCKER
68 US2963001 1MS HOLDER ASSY
69 US0468001 1TAPPING SCREW, PAN S M3X6
70 US2965001 1STAR WHEEL HOLDER ASSY
71 US2972001 1LEAF SWITCH ASSY
72 US2973001 1LEAF SWITCH COVER
73 000261215 1 SCREW, BIND M2.6X12
74 US2969001 1EARTH SPRING
75 U06923001 2TAPTITE, BIND B M3X10
76 U08740001 2TAPTITE, BIND B M4X12
MODEL DP550CJ,LW840ic 53T-402-033

7MODEL DP-550CJ,LW840ic 53T-402-061
3 . COVERS TW2000011