Fisher CR W890 Service Manual

Page 2

i $737

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CONTENTS
Specifications ............................................................................. 3
Functional Block Diagram .................................... , ............................ 4
Cabinet 8. Chassis Exploded View .................................. _ ....... '. ........... 5,6
Cabinet & Chassis Parts List ........................................................... 7,8
Mechanism ExplodedView(Deck1 Top) 9
Mechanism Exploded View (Deckt Bottom) , ...................... 10
Mechanism Parts List (Deck 1) .......................................................... 11
Mechanism Exploded View (Deck 2 Top) ............................................... 12
Mechanism Exploded View (Deck 2 Bottom) ........................................... 13
Mechanism Parts List .................................................................... 14
Cassette Deck Electrical Adjustments .............................................. 15,16
P.C.Board Alignment Points ............................................................. 17
Printed Circuit Board (Bottom View) ...................... 18,19,20,21,22,23,24,25,26
P.C.Board Parts List .................................... 27,28,29,30,31,32,33,34,35,36
Semiconductor Lead Identification ................................................. 37,38
Point to Point Wiring Diagram ........................................................ 39,40
Schematic Diagram .............................................. 41,42
IC BIockDiagram .......................... 43

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CABINET & CHASSIS PARTS LIST (Continued)

I13,- Part No. Descripiidn 0"!

103 143-3-1903«01811 Screw, Brazier Hd. Tapping-B, +M3.0x18
104 143-3-1704-00811 Screw, Bind Hd. Tapping-B, +M4.Dx8
105 131-3-1303-00511 Screw, Fan Hd C SW, +M3.0x5

106 131 ~3-1 303-00618 Screw, Pan Hdr, +M3,0x6

mm-A

NOTES:

1. Parts order must contain Model Number, Part Number and
Description. v

2. Ordering quantity of screws and resistors must be multiple of
10 pcs.

Page 11

MECHANISM PARTS LIST

(DECK 1 )

fig? Part No. Description (My azi- Part No. Description Q'ty

DECK 1 MECHANISM 54 141-2-8519-95100 Spring interlock 1
CN01 42359-79342 Connector 2P Assy 1 55 141 28529-19100 Spring Gear Reverse 1
CN02 42359-79343 Connector 2P A5311 1 56 141-2-8529-19200 Spring Guide Tape 1
CN03 4-2359-79079 Connector 2P Assy 1 57 141-2-8529-19300 Spring Guide Tape 1
CNOG 42359-79256 Connector 3P Assy 1 58 141-2-8539-51200 Spring Base 1
CNOB l12359-79330 Connector 3P Assy 1 59 141-2853951300 Spring Cassette 1
CN15 4-2359-79188 Connector 4P Assy 1 60 141-2-8539-51400 Spring Arm Guide 1
CN17 42359-78769 Connector 5P Assy 1 61 141-2-8539-55500 Switch Position 1
CN26 4-2359-79345 Connector 2? Assy 1 62 141-2-8549-00600 Spring Lever Eject 1
CN27 4-2359-79344 Connector 2? Assy T 63 141-2-8559-07301 Spring Reel FF 1
CN38 42359-79292 Connector 6P Assy 1 64 141-2-8559-07500 Spring Reel REW 1
1 141-04111925800 Chassis Assy 1 65 141-2-8559-08000 Spring 2
2 4-2039-71650 Photo Sensor SPI-306 [02] 1 66 141-2-8559-09600 Spring Lug 1
3 4-2319-76780 Leaf Switch (Metal) lSW24] 1 67 141-2-4219-29900 Screw 2
4 4-2319-77060 Lever Switch (Direction) [SW21] 1 68 141-2421902900 Screw 1
5 42429-73020 Rec] Play/ Erase Head [HD1] 1 69 141-2-4219-10801 Screw 2
6 4-5279-71500 Motor (Main) [M1] 1 70 141-2-4219-11400 Screw 1
7 141-0-3759-01101 Head Base Sample 1 71 141-2421947900 Screw, Pan Hd., +M2.6x2,7 ~ 2
8 141-0-3799-01 203 Gear Motor Compl (Reel) [M2] 1 72 42319-78250 Leaf Switch (Cassette) [SW22] 1
9 141-0-5219-12200 Flywheel Assy 1 72 4-2319-78250 Leaf Switch (mm) [SW23] , 1
10 141-0-5459-03200 Arm Pinch Assy 1 72 4-2319-78250 Leat Switch (FWD interlock) [SW25] 1
11 141-0-5459-03201 Arm Pinch Assy 1 72 4-2319-78250 Leaf Switch (REV Interlock) [SW26] 1
12 141 05519-10900 Motor Assist Assy (Assist) [M3] 1 73 141-2-4569-08800 Washer 2
13 141 -0-571 9-00600 Holder Capstan Assy 2 74 141-2-4539-06900 Washer 2
14 141-0-7149-02000 Plate Brake Assy 1 75 141-2-4539-21800 Washer 2
15 141-0-7319-20700 Base Slide Assy 1 76 141-2-4539-35400 Washer 2
1 6 141 07439-14700 Arm Tape Guide Assy 1 77 1 41-2-4539-33400 Washer 2
17 141-0-7439-14800 Arm Slide Assy 1 7B 1 41-2-4539-15700 Washer 2
18 141-2-1519-50200 Reflection Gear 1 79 141-2-4539-19700 Washer 1
19 141-2-3169-22500 Gear Assist 1 80 141-2-4539-27800 Washer 3
20 141-2-3169-26500 Support Flywheel 1
21 141-2-3169-20600 Fix Cassette 2 91 4-2262-18621 PCB Assist 1
22 141-2-3529-11700 Spacer Stop 1 92 4-2262-27790 PCB Connctor1 1
23 141-2-3529-40000 Spacer Tape Guide 1 93 4-2262-28180 PCB Head 1 1
24 141-2-3529-40200 Spacer Sensor 1 94 141 01 939-1 5730 Photo PCB. Assy 1
25 141-2-3529-47200 Roller Base Slide 1 ,
26 141-2-3529-53000 Spacer Tube 1 101 110-3-21 01-70013 Spring Washer-2, M1] 2
27 141-2-3659-20100 Bracket Switch 1 1 02 112-3-1302-00040 E Ring, M20 7
2B 141-2-4219-14000 Screw 2 103 112-3-1303-00040 E Ring, M3.0 2
29 141-2-4219-32100 Screw Azimuth 2 104 106-3-1302-00123 Hex. Nut-3, M20 2
30 141-2421940700 Screw, Pan Hd., +M1t6x6 2 105 128-3-1317-05013 Pl Screw-3, Pan Hd,, +M1.7x5.0 3
31 141-2-4459-29900 Damper Base Slide 2 106 127-3-1217-02213 Pl Screw-1, Flat Hd., +M1.7X2.2 2
32 1412453927304 Washer 1 107 101-3-1702-00513 Screw, Bind Hd., +MZ. 0x5 9
33 141-2-4619-07900 Tube Brake 1 103 101-3-1702-00411 Screw, Bind Htlq +M2.0x4 7
34 141-2-4729-07000 Lug 1 109 101 -3-1 202-00511 Screw, Flat Hd., +M2.0x5 6
35 141-2-5219-16401 Flywreel Capstan 1 110 101-3-1702-00611 Screw, Bind Hdi, +M2i0x6 1
36 141-2-5319-13000 Fin Reel Supply 1 111 101-3-1302-00311 Screw, Pan Hd,, +M2.0x3 Z
37 141-2-5319-13100 Fin Reel Take-up 1 112 101 ~3-1 702-01 411 Screw, Bind Hd., +M2i0x14 1
38 141-2-5319-14500 Plate Reel 2 113 101-3-1302-00411 Screw, Pan Hd, +M2.0x4 3
39 141-2-5519-53100 Disk Slide Head 1 114 101-3-1302-60611 Screw, Pan Hd., +M26x6 2
40 141-2-5519-53300 Gear Reverse 1
41 141-2-5519-53400 Gear Reel 2
42 141-2-5619-02400 Belt Drive 1 "01-55:
43 1412714906300 Arm Brake 1 1. Parts order must contain Model Number, Part Number and
44 141-2-731 51-67900 Plate Slide Head 1 Description.
45 141'2'735903300 R0 Erect 1 2. Ordering quantity of screws and resistors must be multiple of
46 141-2-7419-97100 Lock Lid Cassette 1 1 0 pcs.
47 141 20219-34100 Guide Tape 2
48 141-2-8259-00100 Ball 1
49 141-2-8519-02100 Spring Select Button 0 2
50 141-2-8519-39300 Spring Base Slide 1
51 141-2-8519-61100 Spring Slide 1
52 141-2-0519-78600 Spring Slide Base 2
53 141-2-8519-84300 Spring Support Flywheel 2

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