Sony ICF-704S Service Manual ▷ View online
13
ICF-704S
1
2
3
4
5
13
6
13
14
7
15
33
8
16
17
18
19
L4
D2
#1
SP1
21
32
20
22
23
23
24
26
26
28
25
9
10
11
12
29
29
29
30
31
27
Ref. No.
Part No.
Description
Remark
5-1. CABINET (FRONT) SECTION
Ref. No.
Part No.
Description
Remark
1
3-264-585-11 SLIDER (BAND SELECTION)
2
3-264-608-01 SPRING (BAND)
3
3-264-589-01 GEAR, MIDWAY
4
3-264-581-01 CHASSIS
5
3-264-588-01 SHAFT (TUNE)
6
3-264-591-01 RACK
7
3-265-121-01 PLATE, BACK
8
3-264-590-01 POINTER
9
3-264-586-01 DRUM (A), VC
10
3-264-587-01 DRUM (B), VC
11
3-266-375-01 SPRING (DRUM)
12
3-252-831-01 SCREW (M2.6), (+) P
13
3-252-825-01 SCREW (1.7)
14
3-266-360-01 SPRING (TUNING)
15
3-264-583-01 KNOB (TUNE)
16
3-264-584-01 KNOB (CONTROL)
17
3-252-747-01 SPRING, RING
18
3-264-582-21 COVER, TRANSPARENT
19
X-2022-199-1 CABINET (FRONT) SUB ASSY
20
2-024-240-01 SPACER (BOSS)
21
3-264-611-01 KNOB (BAND) 3B
22
3-264-593-01 BUTTON (POWER)
23
3-252-828-01 SCREW (B2.6), (+) PWH TAPPING
* 24
A-4547-217-A MAIN BOARD, COMPLETE
25
3-264-614-01 HOLDER (ANT)
26
3-252-827-01 SCREW (B2.6), (+) BV TAPPING
27
3-264-607-01 TERMINAL, LED CONTACT
28
3-267-201-01 CUSHION (BATTERY CASE LID)
29
3-254-140-01 SCREW (B2.6), (+) BV TAPPING
30
3-264-613-01 LID, BATTERY CASE
31
2-048-404-11 CUSHION (GEAR)
32
3-553-567-00 CUSHION
33
3-831-441-11 CUSHION (B)
D2
8-719-038-29 LED SLP-181B-51 (TUNE)
L4
1-754-132-21 ANTENNA, FERRITE-ROD (MW)
SP1
1-825-789-11 SPEAKER (10cm)
#1
7-671-112-11 BALL, STEEL
SECTION 5
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this
parts list.
R
R
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
14
ICF-704S
5-2. CABINET (REAR) SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
3-264-610-01 CABINET (REAR)
52
3-264-617-01 TERMINAL (+–), BATTERY
53
3-264-619-01 SPRING (HANDLE)
54
3-252-827-01 SCREW (B2.6), (+) BV TAPPING
55
3-264-616-01 TERMINAL (–), BATTERY
* 56
1-861-815-11 AC INLET BOARD
* 57
1-861-814-11 POWER BOARD
58
3-248-610-01 TERMINAL (+), BATTERY
59
3-228-709-01 PLATE, ANTENNA CONTACT
60
3-264-618-01 SHAFT (HANDLE)
* 61
1-861-816-11 SWITCH BOARD
62
3-264-612-01 HANDLE
63
3-252-833-01 SCREW (M3), (+) P
64
3-014-055-01 FOOT, RUBBER
65
3-043-480-01 SHEET (C), INSULATING
66
3-831-441-11 CUSHION (B)
ANT1
1-501-222-91 ANTENNA, TELESCOPIC (FM)
0 J101
1-526-838-31 INLET, AC 2P (- AC IN)
0 T101
1-443-240-11 TRANSFORMER, POWER
The components identified by
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
51
52
65
53
54
54
54
54
55
56
57
J101
ANT1
T101
not supplied
not supplied
58
59
60
61
62
64
63
66
15
ICF-704S
SECTION 6
ELECTRICAL PARTS LIST
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
*
1-861-815-11 AC INLET BOARD
**************
< AC INLET >
0 J101
1-526-838-31 INLET, AC 2P (- AC IN)
*************************************************************
*
A-4547-217-A MAIN BOARD, COMPLETE
*********************
3-252-827-01 SCREW (B2.6), (+) BV TAPPING
3-264-607-01 TERMINAL, LED CONTACT
3-264-614-01 HOLDER (ANT)
3-264-607-01 TERMINAL, LED CONTACT
3-264-614-01 HOLDER (ANT)
< BPF >
BPF1
1-236-022-11 FILTER, BAND PASS
< CAPACITOR >
C1
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C2
1-162-919-11 CERAMIC CHIP
22PF
5%
50V
C4
1-162-996-11 CERAMIC CHIP
7PF
0.5PF
50V
C5
1-162-997-11 CERAMIC CHIP
10PF
0.5PF
50V
C6
1-162-913-11 CERAMIC CHIP
8PF
0.5PF
50V
C8
1-162-915-11 CERAMIC CHIP
10PF
0.5PF
50V
C9
1-162-915-11 CERAMIC CHIP
10PF
0.5PF
50V
C10
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C11
1-162-908-11 CERAMIC CHIP
3PF
0.25PF 50V
C12
1-164-230-11 CERAMIC CHIP
220PF
5%
50V
C13
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C14
1-162-923-11 CERAMIC CHIP
47PF
5%
50V
C15
1-162-919-11 CERAMIC CHIP
22PF
5%
50V
C16
1-162-945-11 CERAMIC CHIP
22PF
5%
50V
C17
1-162-912-11 CERAMIC CHIP
7PF
0.5PF
50V
C18
1-162-968-11 CERAMIC CHIP
0.0047uF 10%
50V
C22
1-162-997-11 CERAMIC CHIP
10PF
0.5PF
50V
C23
1-162-996-11 CERAMIC CHIP
7PF
0.5PF
50V
C24
1-126-964-11 ELECT
10uF
20%
50V
C25
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C26
1-126-963-11 ELECT
4.7uF
20%
50V
C27
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C28
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C29
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C30
1-162-970-11 CERAMIC CHIP
0.01uF
10%
25V
C31
1-126-963-11 ELECT
4.7uF
20%
50V
C32
1-126-964-11 ELECT
10uF
20%
50V
C33
1-115-156-11 CERAMIC CHIP
1uF
10V
C35
1-164-227-11 CERAMIC CHIP
0.022uF
10%
25V
C36
1-164-227-11 CERAMIC CHIP
0.022uF
10%
25V
C37
1-164-227-11 CERAMIC CHIP
0.022uF
10%
25V
C39
1-165-176-11 CERAMIC CHIP
0.047uF
10%
16V
C40
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C41
1-126-947-11 ELECT
47uF
20%
35V
C42
1-115-156-11 CERAMIC CHIP
1uF
10V
C43
1-126-925-91 ELECT
470uF
20%
10V
C44
1-115-156-11 CERAMIC CHIP
1uF
10V
C45
1-126-925-91 ELECT
470uF
20%
10V
C47
1-115-156-11 CERAMIC CHIP
1uF
10V
C48
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C50
1-115-156-11 CERAMIC CHIP
1uF
10V
< FILTER >
CF1
1-795-157-11 FILTER, CERAMIC
CF2
1-577-325-81 FILTER, CERAMIC
CF3
1-577-325-81 FILTER, CERAMIC
CF4
1-577-325-81 FILTER, CERAMIC
< CONNECTOR >
* CN1
1-785-668-11 PIN, CONNECTOR (PC BOARD) 2P
< VARIABLE CAPACITOR >
CT1
1-141-583-22 CAP, VAR
CV1
1-141-583-22 CAP, VAR (TUNING)
< TRIMMER >
CT2
1-141-304-21 CAP, CERAMIC TRIMMER
10PF
CT3
1-141-304-21 CAP, CERAMIC TRIMMER
10PF
< DIODE >
D1
8-719-062-51 DIODE 1PS226-115
< IC >
IC1
8-752-037-02 IC CXA1019S
< JACK >
J1
1-563-836-21 JACK (v)
< JUMPER RESISTOR >
JC1
1-216-864-11 SHORT CHIP
0
NOTE:
• Due to standardization, replacements in
• 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.
parts specified in the diagrams or the
components used on the set.
• RESISTORS
All resistors are in ohms.
METAL:Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F:nonflammable
METAL:Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F:nonflammable
• Abbreviation
AUS : Australian model
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• SEMICONDUCTORS
In each case, u :
µ
, for example:
uA.. :
µ
A..
uPA.. :
µ
PA..
uPB.. :
µ
PB.. uPC.. :
µ
PC.. uPD.. :
µ
PD..
• CAPACITORS
uF :
µ
F
• COILS
uH :
µ
H
The components identified by
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
When indicating parts by reference
number, please include the board.
number, please include the board.
AC INLET
MAIN
16
ICF-704S
The components identified by
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
< COIL >
L1
1-428-291-11 COIL, AIR-CORE
L2
1-428-291-11 COIL, AIR-CORE
L3
1-428-222-11 COIL, FM OSC
L4
1-754-132-21 ANTENNA, FERRITE-ROD (MW)
L5
1-406-092-31 COIL, OSC (MW)
L6
1-456-747-11 COIL, SW (ANT)
L7
1-406-093-31 COIL, OSC (SW)
< TRANSISTOR >
Q1
8-729-905-35 TRANSISTOR 2SC4081-R
Q2
8-729-029-14 TRANSISTOR DTC144EUA-T106
Q3
8-729-029-14 TRANSISTOR DTC144EUA-T106
Q4
8-729-029-14 TRANSISTOR DTC144EUA-T106
< RESISTOR >
R1
1-216-833-11 METAL CHIP
10K
5%
1/10W
R2
1-216-821-11 METAL CHIP
1K
5%
1/10W
R3
1-216-841-11 METAL CHIP
47K
5%
1/10W
R5
1-216-833-11 METAL CHIP
10K
5%
1/10W
R6
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R7
1-216-813-11 METAL CHIP
220
5%
1/10W
R8
1-216-821-11 METAL CHIP
1K
5%
1/10W
R9
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
R10
1-216-829-11 METAL CHIP
4.7K
5%
1/10W
R12
1-216-805-11 METAL CHIP
47
5%
1/10W
R13
1-216-845-11 METAL CHIP
100K
5%
1/10W
< VARIABLE RESISTOR >
RV1
1-227-647-11 RES, VAR, CARBON
50K (VOL)
RV2
1-227-646-11 RES, VAR, CARBON
10K (TONE)
< SWITCH >
S1
1-571-170-21 SWITCH, SLIDE (BAND)
< TRANSFORMER >
T1
1-404-902-51 TRANSFORMER, IF
*************************************************************
*
1-861-814-11 POWER BOARD
*************
< CAPACITOR >
C101
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C102
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C103
1-126-927-11 ELECT
2200uF
20%
10V
< DIODE >
D101
8-719-063-79 DIODE 1N4002B
D102
8-719-063-79 DIODE 1N4002B
*************************************************************
*
1-861-816-11 SWITCH BOARD
*************
< RESISTOR >
R101
1-216-833-11 METAL CHIP
10K
5%
1/10W
< SWITCH >
S101
1-572-176-21 SWITCH, PUSH (1 KEY) (OPERATE)
*************************************************************
MISCELLANEOUS
***************
***************
ANT1
1-501-222-91 ANTENNA, TELESCOPIC (FM)
D2
8-719-038-29 LED SLP-181B-51 (TUNE)
SP1
1-825-789-11 SPEAKER (10cm)
0 T101
1-443-240-11 TRANSFORMER, POWER
*************************************************************
ACCESSORIES
************
************
0
1-835-164-11 CORD SET, POWER
3-266-178-11 MANUAL, INSTRUCTION (ENGLISH,FRENCH,
3-266-178-11 MANUAL, INSTRUCTION (ENGLISH,FRENCH,
GERMAN,SPANISH,ITALIAN,DUTCH,SWEDISH,
PORTUGUESE,FINNISH)
MAIN
POWER
SWITCH
Ver. 1.1
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