Sony ICF-28 Service Manual ▷ View online
– 9 –
SECTION 5
EXPLODED VIEW
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
specified.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories and packing materials are given
in the last of the electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
• Abbreviation
AR
: Argentina
AUS : Australian
EE
EE
: East European
1
3-026-251-01 SCALE, DIAL
2
3-026-249-01 CABINET (FRONT)
3
3-908-109-11 POINTER
* 4
3-908-107-02 CHASSIS
* 5
1-670-706-11 INLET BOARD
6
7-685-647-79 SCREW +P 3X10 TYPE2 NON-SLIT
* 7
3-908-115-01 TERMINAL (+), BATTERY
* 8
3-908-116-01 SPRING (–), BATTERY COIL
9
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
10
7-623-508-01 LUG, 3
11
3-029-028-01 TERMINAL (+/–), BATTERY
* 12
3-908-130-01 HANDLE
13
7-685-549-11 SCREW +BTP 3X14 TYPE2 N-S
14
3-026-250-01 CABINET (REAR)
15
3-026-252-01 LID, BATTERY CASE
* 16
A-3683-007-A MAIN BOARD COMPLETE (AEP, UK, AR, AUS)
* 16
A-3683-008-A MAIN BOARD COMPLETE (EE)
17
3-908-111-01 KNOB (VOL)
18
3-908-110-01 KNOB (TUNE)
19
3-026-254-01 KNOB (POWER)
20
3-026-253-01 KNOB (BAND)
ANT1
1-501-222-81 ANTENNA, TELESCOPIC (FM)
D3
8-719-042-69 LED LN21RPL (TUNE)
J101
1-526-838-11 INLET, AC 2P
SP1
1-544-518-11 SPEAKER
! T2
1-450-324-21 TRANSFORMER, POWER
– 10 –
SECTION 6
ELECTRICAL PARTS LIST
Ref. No.
Part No.
Description
Remark
NOTE:
• Due to standardization, replacements in the
parts list may be different from the parts speci-
fied in the diagrams or the components used
on the set.
fied 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.
one.
• 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
• Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when order-
ing these items.
Some delay should be anticipated when order-
ing these items.
• SEMICONDUCTORS
In each case, u: µ, for example:
uA. .
uA. .
: µA. .
uPA. . : µPA. .
uPB. .
: µPB. .
uPC. . : µPC. .
uPD. .
: µPD. .
• CAPACITORS
uF: µF
• COILS
uH: µH
Ref. No.
Part No.
Description
Remark
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
specified.
When indicating parts by reference
number, please include the board.
number, please include the board.
INLET MAIN
*
1-670-706-11 INLET BOARD
***********
< AC INLET >
! J101
1-526-838-11 INLET, AC 2P (AC IN)
************************************************************
*
A-3683-007-A MAIN BOARD, COMPLETE (AEP, UK, AR, AUS)
*
A-3683-008-A MAIN BOARD, COMPLETE (EE)
*********************
*
1-535-771-11 TERMINAL
< CAPACITOR >
C1
1-163-101-00 CERAMIC CHIP
22PF
5%
50V
C2
1-163-059-91 CERAMIC CHIP
0.01uF
10%
50V
C3
1-124-907-11 ELECT
10uF
20%
50V
C5
1-163-089-00 CERAMIC CHIP
6PF
50V (EE)
C5
1-163-101-00 CERAMIC CHIP
22PF
5%
50V
(AEP, UK, AR, AUS)
C6
1-163-097-00 CERAMIC CHIP
15PF
5%
50V (EE)
C6
1-163-104-00 CERAMIC CHIP
30PF
5%
50V
(AEP, UK, AR, AUS)
C7
1-102-936-00 CERAMIC
3.0PF
0.25PF 50V
C8
1-126-963-11 ELECT
4.7uF
20%
50V
C9
1-163-021-11 CERAMIC CHIP
0.01uF
10%
50V
C10
1-163-031-11 CERAMIC CHIP
0.01uF
50V
C11
1-126-963-11 ELECT
4.7uF
20%
50V
C12
1-124-907-11 ELECT
10uF
20%
50V
C13
1-163-038-00 CERAMIC CHIP
0.1uF
25V
C14
1-163-037-11 CERAMIC CHIP
0.022uF
10%
25V
C15
1-124-907-11 ELECT
10uF
20%
50V
C16
1-124-472-11 ELECT
470uF
20%
10V
C17
1-164-346-11 CERAMIC CHIP
1uF
16V
C18
1-164-346-11 CERAMIC CHIP
1uF
16V
C19
1-126-941-11 ELECT
470uF
20%
6.3V
C20
1-124-472-11 ELECT
470uF
20%
10V
C21
1-163-031-11 CERAMIC CHIP
0.01uF
50V
C22
1-163-031-11 CERAMIC CHIP
0.01uF
50V
C101
1-163-031-11 CERAMIC CHIP
0.01uF
50V (EE)
C102
1-163-031-11 CERAMIC CHIP
0.01uF
50V (EE)
< CERAMIC FILTER >
CF1
1-577-072-11 FILTER, CERAMIC
CF2
1-760-144-61 FILTER, CERAMIC
CF3
1-760-144-61 FILTER, CERAMIC
< VARIABLE CAPACITOR >
CT1-4
1-151-631-11 CAP, VARIABLE (AEP, UK, AR, AUS)
CT1-4
1-151-633-11 CAP, VARIABLE (EE)
CV1-4
1-151-631-11 CAP, VARIABLE (TUNE) (AEP, UK, AR, AUS)
CV1-4
1-151-633-11 CAP, VARIABLE (TUNE) (EE)
< DIODE >
D1
8-719-991-33 DIODE 1SS133T-77
D3
8-719-042-69 LED LN21RPL (TUNE)
D5
8-719-031-85 DIODE 1N4002L
D6
8-719-031-85 DIODE 1N4002L
< IC >
IC1
8-752-037-02 IC CXA1019S
< JACK >
J1
1-566-891-11 JACK (
2)
< SHORT >
JR1
1-216-296-00 SHORT
0
< COIL >
L1
1-402-464-11 ANTENNA, FERRITE-ROD (MW)
L2
1-428-104-11 COIL, AIR-CORE (EE)
* L2
1-428-274-11 COIL, AIR-CORE (AEP, UK, AR, AUS)
L3
1-402-654-11 COIL, AIR-CORE (EE)
L3
1-428-222-11 COIL, AIR-CORE (AEP, UK, AR, AUS)
L4
1-406-028-00 COIL, OSC (MW)
< RESISTOR >
R1
1-216-049-11 RES,CHIP
1K
5%
1/10W
R2
1-216-045-00 METAL CHIP
680
5%
1/10W
R3
1-216-065-00 RES,CHIP
4.7K
5%
1/10W
R4
1-216-017-00 RES,CHIP
47
5%
1/10W
R5
1-216-017-00 RES,CHIP
47
5%
1/10W
• Abbreviation
AR
: Argentina
AUS : Australian
EE
EE
: East European
– 11 –
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
MAIN
R7
1-216-057-00 RES,CHIP
2.2K
5%
1/10W
(EE)
R7
1-216-061-00 METAL CHIP
3.3K
5%
1/10W
(AEP, UK, AR, AUS)
R10
1-216-065-00 RES,CHIP
4.7K
5%
1/10W
R11
1-216-025-00 RES,CHIP
100
5%
1/10W
< VARIABLE RESISTOR >
RV1
1-225-441-11 RES, VAR, CARBON 50K (VOL)
< SWITCH >
S1
1-571-478-11 SWITCH, SLIDE (BAND)
S2
1-692-843-11 SWITCH, SLIDE (OPERATION)
< TRANSFORMER >
T1
1-404-790-11 TRANSFORMER, IF
! T2
1-450-324-21 TRANSFORMER, POWER
************************************************************
MISCELLANEOUS
**************
**************
ANT1
1-501-222-81 ANTENNA, TELESCOPIC (FM)
SP1
1-544-518-11 SPEAKER
∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗
ACCESSORIES & PACKING MATERIALS
********************************
********************************
!
1-751-115-11 CORD, POWER (UK)
!
1-769-412-11 CORD, POWER (AEP, EE, AUS)
3-862-928-11 MANUAL, INSTRUCTION
3-862-928-11 MANUAL, INSTRUCTION
(ENGLISH, FRENCH, GERMAN, SPANISH)
3-862-928-21 MANUAL, INSTRUCTION
(DUTCH, POLISH, RUSSIAN)
The components identified by mark
! or dotted
line with mark
! are critical for safety.
Replace only with part number specified.
– 12 –
ICF-28
Sony Corporation
Personal A&V Products Company
9-924-934-12
98I0570087-1
Printed in Singapore © 1998. 9
Published by Quality Engineering Dept.
(Shibaura)
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