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Model
ICF-M88B
Pages
22
Size
951.6 KB
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PDF
Document
Service Manual
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Device
Audio
File
icf-m88b.pdf
Date

Sony ICF-M88B Service Manual ▷ View online

17
ICF-M88B
7-2.
CHASSIS  SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
3-254-083-01 SCREW
52
A-4547-686-A MAIN BOARD, COMPLETE
53
3-267-227-01 CHASSIS
54
A-4547-690-A KEY BOARD, COMPLETE
55
1-780-143-11 CONDUCTIVE BOARD, CONNECTION
56
3-267-229-01 HOLDER (LCD)
57
3-267-252-01 SHIELD (LCD)
58
2-059-727-01 SHEET, REFLECTOR
59
3-267-254-01 SHIELD (DD), A
60
2-055-147-01 SHIELD (DD), B
61
3-267-233-01 LEVER, JOG
62
2-176-535-01 SHEET (A), REFLECTION
63
2-177-240-01 SHEET, LIGHT INTERCEPTION
64
2-177-241-01 SHEET (BOTTOM), REFLECTION
65
2-177-764-01 SHEET (B), LIGHT INTERCEPTION
ANT1
1-456-789-11 COIL, FERRITE-ROD ANTENNA (MW)
LCD101 1-805-611-11 DISPLAY PANEL, LIQUID CRYSTAL
51
51
52
53
54
55
60
59
58
64
62
63
55
57
65
61
ANT1
LCD101
KEY board
18
ICF-M88B
7-3.
CABINET (LOWER)  SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
A-4578-031-A CABINET (LOWER) ASSY
102
3-267-238-01 CASE (LOWER), ANTENNA
103
3-267-261-01 SPRING (ANTENNA)
104
2-025-137-01 SCREW (1.4X4)
105
3-267-236-01 KNOB (DX/LOCAL)
107
2-059-726-01 + TAPPING SCREW P1.7X10
108
3-267-231-01 LID (MIDDLE), BATTERY CASE
109
3-267-246-01 HOOK (BATTERY CASE LID)
110
3-267-260-01 SPRING (BATTERY CASE LID)
111
3-236-793-01 O RING (VOL)
112
3-267-235-01 KNOB (VOL)
113
3-267-237-01 CASE (UPPER), ANTENNA
114
3-265-204-01 WASHER, POLYETHYLENE
115
3-267-234-01 ADAPTOR
116
3-267-262-01 RING (BATTERY CASE LID), O
117
3-254-083-01 SCREW
118
7-626-308-61 SPRING-PIN 1.4X14
101
113
103
104
104
116
118
105
115
107
117
108
109
110
114
112
102
111
not supplied
not supplied
not supplied
(DX/LOCAL board)
19
ICF-M88B
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
DX/LOCAL BOARD
***************
< COIL >
L301
1-412-967-31 INDUCTOR
0.1uH
< RESISTOR >
R302
1-216-793-11 METAL CHIP
4.7
5%
1/10W
< SWITCH >
S301
1-570-675-11 SWITCH, SLIDE (FM SENS)
*************************************************************
A-4547-690-A KEY BOARD, COMPLETE
********************
1-780-143-11 CONDUCTIVE BOARD, CONNECTION
2-055-147-01 SHIELD (DD), B
2-059-727-01 SHEET, REFLECTOR
3-267-229-01 HOLDER (LCD)
3-267-252-01 SHIELD (LCD)
3-267-254-01 SHIELD (DD), A
< CAPACITOR >
C101
1-115-156-11 CERAMIC CHIP
1uF
10V
C102
1-162-911-11 CERAMIC CHIP
6PF
0.5PF
50V
C103
1-115-156-11 CERAMIC CHIP
1uF
10V
C104
1-162-919-11 CERAMIC CHIP
22PF
5%
50V
C105
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C107
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C108
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C109
1-162-915-11 CERAMIC CHIP
10PF
0.5PF
50V
C111
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C112
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C114
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C115
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C116
1-162-968-11 CERAMIC CHIP
0.0047uF
10%
50V
C117
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C118
1-115-156-11 CERAMIC CHIP
1uF
10V
C119
1-126-157-11 ELECT
10uF
20%
16V
C121
1-115-156-11 CERAMIC CHIP
1uF
10V
C122
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C124
1-162-962-11 CERAMIC CHIP
470PF
10%
50V
C125
1-162-962-11 CERAMIC CHIP
470PF
10%
50V
C126
1-162-962-11 CERAMIC CHIP
470PF
10%
50V
C127
1-125-701-11 DOUBLE LAYER
0.047F
5.5V
C128
1-162-919-11 CERAMIC CHIP
22PF
5%
50V
C129
1-162-915-11 CERAMIC CHIP
10PF
0.5PF
50V
C130
1-162-919-11 CERAMIC CHIP
22PF
5%
50V
C131
1-162-915-11 CERAMIC CHIP
10PF
0.5PF
50V
C133
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C135
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C136
1-162-919-11 CERAMIC CHIP
22PF
5%
50V
C138
1-162-919-11 CERAMIC CHIP
22PF
5%
50V
C139
1-162-914-11 CERAMIC CHIP
9PF
0.5PF
50V
C140
1-115-156-11 CERAMIC CHIP
1uF
10V
C141
1-115-156-11 CERAMIC CHIP
1uF
10V
C142
1-115-156-11 CERAMIC CHIP
1uF
10V
C143
1-115-156-11 CERAMIC CHIP
1uF
10V
C146
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C149
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C151
1-124-257-00 ELECT
2.2uF
20%
35V
C152
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C154
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C155
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C156
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C157
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C158
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
< DIODE >
D101
8-719-071-34 DIODE   RB521S-30-TE61
D102
8-719-988-61 DIODE   1SS355TE-17
D103
8-719-988-61 DIODE   1SS355TE-17
D104
8-719-083-63 DIODE   UDZSTE-1713B
D105
8-719-083-10 LED   SLI-343DUT32 (LCD BACK LIGHT)
D106
8-719-083-10 LED   SLI-343DUT32 (LCD BACK LIGHT)
D109
8-719-069-29 DIODE   RB520S-30TE61
< IC >
IC101
6-804-545-01 IC   uPD789488GC-A35-8BT
IC102
6-703-769-01 IC   BR24L01AF-WE2
IC103
6-703-324-01 IC   S-80821CNNB-B8GT2G
IC104
6-705-588-01 IC   S-80819CNNB-B8ET2G
IC105
6-705-589-01 IC   S-80817CNNB-B8CT2G
< SHORT >
JC102
1-216-864-11 SHORT CHIP
0
SECTION  8
ELECTRICAL  PARTS  LIST
NOTE:
• Due to standardization, replacements in the
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
• RESISTORS
All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable
• Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
• SEMICONDUCTORS
In each case, u: 
µ, for example:
uA... : 
µA...
uPA... : 
µPA...
uPB... : 
µPB...
uPC... : 
µPC...
uPD... : 
µPD...
• CAPACITORS
uF: 
µF
• COILS
uH: 
µH
When indicating parts by reference
number, please include the board.
DX/LOCAL
KEY
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
20
ICF-M88B
< COIL >
L101
1-412-995-21 INDUCTOR
22uH
L104
1-412-963-11 INDUCTOR
100uH
< LIQUID CRYSTAL DISPLAY >
LCD101 1-805-611-11 DISPLAY PANEL, LIQUID CRYSTAL
< TRANSISTOR >
Q101
8-729-905-35 TRANSISTOR
2SC4081-R
Q102
8-729-905-35 TRANSISTOR
2SC4081-R
Q103
8-729-026-52 TRANSISTOR
2SA1576A-T106-R
Q104
8-729-026-52 TRANSISTOR
2SA1576A-T106-R
Q105
8-729-026-52 TRANSISTOR
2SA1576A-T106-R
Q106
8-729-029-15 TRANSISTOR
DTC144TUA-T106
Q107
8-729-046-89 TRANSISTOR
2SB970-S (TX).S0
< RESISTOR >
R101
1-216-861-11 METAL CHIP
2.2M
5%
1/10W
R102
1-216-853-11 METAL CHIP
470K
5%
1/10W
R103
1-216-853-11 METAL CHIP
470K
5%
1/10W
R104
1-216-821-11 METAL CHIP
1K
5%
1/10W
R105
1-216-857-11 METAL CHIP
1M
5%
1/10W
R106
1-216-833-11 METAL CHIP
10K
5%
1/10W
R107
1-216-821-11 METAL CHIP
1K
5%
1/10W
R108
1-216-857-11 METAL CHIP
1M
5%
1/10W
R109
1-216-845-11 METAL CHIP
100K
5%
1/10W
R110
1-216-845-11 METAL CHIP
100K
5%
1/10W
R111
1-216-841-11 METAL CHIP
47K
5%
1/10W
R112
1-216-821-11 METAL CHIP
1K
5%
1/10W
R114
1-216-833-11 METAL CHIP
10K
5%
1/10W
R115
1-216-853-11 METAL CHIP
470K
5%
1/10W
R116
1-216-833-11 METAL CHIP
10K
5%
1/10W
R117
1-216-821-11 METAL CHIP
1K
5%
1/10W
R118
1-216-821-11 METAL CHIP
1K
5%
1/10W
R119
1-216-821-11 METAL CHIP
1K
5%
1/10W
R120
1-216-821-11 METAL CHIP
1K
5%
1/10W
R121
1-216-821-11 METAL CHIP
1K
5%
1/10W
R122
1-216-821-11 METAL CHIP
1K
5%
1/10W
R123
1-216-821-11 METAL CHIP
1K
5%
1/10W
R124
1-216-845-11 METAL CHIP
100K
5%
1/10W
R126
1-216-813-11 METAL CHIP
220
5%
1/10W
R127
1-216-809-11 METAL CHIP
100
5%
1/10W
R128
1-216-857-11 METAL CHIP
1M
5%
1/10W
R129
1-216-809-11 METAL CHIP
100
5%
1/10W
R133
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R134
1-216-857-11 METAL CHIP
1M
5%
1/10W
R135
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R136
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R138
1-216-849-11 METAL CHIP
220K
5%
1/10W
R139
1-216-857-11 METAL CHIP
1M
5%
1/10W
R140
1-216-833-11 METAL CHIP
10K
5%
1/10W
R141
1-216-833-11 METAL CHIP
10K
5%
1/10W
R143
1-216-833-11 METAL CHIP
10K
5%
1/10W
R144
1-216-821-11 METAL CHIP
1K
5%
1/10W
R145
1-216-845-11 METAL CHIP
100K
5%
1/10W
R146
1-216-853-11 METAL CHIP
470K
5%
1/10W
R178
1-216-845-11 METAL CHIP
100K
5%
1/10W
R179
1-216-845-11 METAL CHIP
100K
5%
1/10W
R180
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R181
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R182
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R183
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R184
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R185
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R186
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R187
1-216-821-11 METAL CHIP
1K
5%
1/10W
R188
1-216-821-11 METAL CHIP
1K
5%
1/10W
R189
1-216-821-11 METAL CHIP
1K
5%
1/10W
R190
1-216-833-11 METAL CHIP
10K
5%
1/10W
< SWITCH >
S101
1-554-088-00 SWITCH, KEY BOARD (–)
S102
1-554-088-00 SWITCH, KEY BOARD (+)
S104
1-554-088-00 SWITCH, KEY BOARD (TUNE MODE)
S105
1-554-088-00 SWITCH, KEY BOARD (ENTER SELECT)
S107
1-554-088-00 SWITCH, KEY BOARD (BAND/SET)
S108
1-554-088-00 SWITCH, KEY BOARD (LIGHT)
S109
1-554-088-00 SWITCH, KEY BOARD (RADIO POWER)
< TRANSFORMER >
T101
1-439-578-11 TRANSFORMER, DC/DC CONVERTER
< VIBRATOR >
X101
1-813-175-11 VIBRATOR, CERAMIC (4.19MHz)
X102
1-760-252-12 VIBRATOR, CRYSTAL (32.768kHz)
*************************************************************
A-4547-686-A MAIN BOARD, COMPLETE
*********************
< BAND PASS FILTER >
BPF1
1-236-711-21 FILTER, BAND PASS
< CAPACITOR >
C2
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C3
1-164-230-11 CERAMIC CHIP
220PF
5%
50V
C4
1-164-230-11 CERAMIC CHIP
220PF
5%
50V
C6
1-162-915-11 CERAMIC CHIP
10PF
0.5PF
50V
C8
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C9
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C10
1-162-912-11 CERAMIC CHIP
7PF
0.5PF
50V
C11
1-115-416-11 CERAMIC CHIP
0.001uF
5%
25V
C12
1-115-416-11 CERAMIC CHIP
0.001uF
5%
25V
C13
1-162-968-11 CERAMIC CHIP
0.0047uF
10%
50V
C14
1-162-908-11 CERAMIC CHIP
3PF
0.25PF 50V
C15
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C16
1-115-156-11 CERAMIC CHIP
1uF
10V
C17
1-124-259-11 ELECT
4.7uF
20%
50V
C18
1-126-157-11 ELECT
10uF
20%
16V
C19
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C20
1-165-128-11 CERAMIC CHIP
0.22uF
16V
C21
1-126-157-11 ELECT
10uF
20%
16V
C22
1-126-518-11 ELECT
470uF
20%
4V
MAIN
KEY
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