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Model
TA-WR1
Pages
22
Size
1.57 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ta-wr1.pdf
Date

Sony TA-WR1 Service Manual ▷ View online

17
TA-WR1
SECTION 3
EXPLODED VIEWS
NOTE:
-XX and -X mean standardized parts, so they
may have some difference from the original
one.
Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
The mechanical parts with no reference
number in the exploded views are not supplied.
not
supplied
not
supplied
not
supplied
not
supplied
not
supplied
not
supplied
2
1
#1
#1
#1
#1
#1
#1
#1
#2
#3
6
2
2
4
5
3
4
7
9
12
10
14
15
13
11
8
not
supplied
not
supplied
F901
15
1
X-4956-474-1 PANEL ASSY, FRONT (REAR AMP)
2
4-951-620-01 SCREW (2.6X8), +BVTP
3
4-255-371-01 BUTTON (POWER, REAR AMP)
4
4-227-843-31 SCREW (TP), FLAT HEAD
5
4-255-374-01 CASE (REAR AMPLIFIER)
6
3-341-549-01 SCREW (2.6X12) (DIA.7.5), +PTP WH
7
1-787-171-11 FAN, DC
0 8
1-777-071-23 CORD, POWER
* 9
3-703-244-00 BUSHING (2104), CORD
10
A-4753-418-A RX BOARD, COMPLETE
11
A-4753-413-A MAIN BOARD, COMPLETE
12
1-773-045-11 WIRE (FLAT TYPE) (17 CORE)
13
3-655-653-21 BAND (TAITON), BINDING
14
4-965-822-01 FOOT
0 F901
1-532-501-51 FUSE (T800mAL/250V)
0 T901
1-443-369-11 TRANSFORMER, POWER
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
#2
7-685-871-01 SCREW +BVTT 3X6 (S)
#3
7-685-880-09 SCREW +BVTT 4X6 (S)
The components identified by mark 0  or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
18
TA-WR1
SECTION  4
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.
Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
RESISTORS
All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable
-XX and -X mean standardized parts, so they
may have some difference from the original
one.
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
When indicating parts by reference number,
please include the board name.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
LED
The components identified by mark 0  or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
LED BOARD
**********
< CONNECTOR >
CN201
1-564-721-11 PIN, CONNECTOR (SMALL TYPE) 5P
< DIODE >
D201
8-719-056-10 DIODE   SML72420C-TP15(ON/STANDBY)
D202
8-719-056-10 DIODE   SML72420C-TP15(ON LINE)
************************************************************
A-4753-413-A MAIN BOARD, COMPLETE
********************
4-857-425-00 BUSHING, 03P INSULATING
7-685-645-79 SCREW +BVTP 3X6 TYPE2 IT-3
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3
< CAPACITOR >
C101
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C102
1-126-964-11 ELECT
10uF
20%
50V
C103
1-126-933-11 ELECT
100uF
20%
16V
C104
1-164-816-11 CERAMIC CHIP
220PF
2%
50V
C106
1-126-964-11 ELECT
10uF
20%
50V
C107
1-126-964-11 ELECT
10uF
20%
50V
C108
1-100-756-91 CERAMIC CHIP
0.047uF
50V
C109
1-100-756-91 CERAMIC CHIP
0.047uF
50V
C110
1-137-372-11 MYLAR
0.022uF
5%
50V
C111
1-126-923-91 ELECT
220uF
20%
10V
C112
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C113
1-137-372-11 MYLAR
0.022uF
5%
50V
C115
1-126-964-11 ELECT
10uF
20%
50V
C116
1-162-964-11 CERAMIC CHIP
0.001uF
10%
50V
C117
1-126-933-11 ELECT
100uF
20%
16V
C118
1-164-816-11 CERAMIC CHIP
220PF
2%
50V
C120
1-126-964-11 ELECT
10uF
20%
50V
C121
1-126-964-11 ELECT
10uF
20%
50V
C122
1-100-756-91 CERAMIC CHIP
0.047uF
50V
C123
1-100-756-91 CERAMIC CHIP
0.047uF
50V
C124
1-137-372-11 MYLAR
0.022uF
5%
50V
C125
1-137-372-11 MYLAR
0.022uF
5%
50V
C126
1-137-749-11 MYLAR
0.1uF
100V
C127
1-137-749-11 MYLAR
0.1uF
100V
C128
1-126-974-11 ELECT
3300uF
20%
50V
C129
1-126-974-11 ELECT
3300uF
20%
50V
C130
1-162-974-11 CERAMIC CHIP
0.01uF
50V
C131
1-162-974-11 CERAMIC CHIP
0.01uF
50V
C132
1-126-767-11 ELECT
1000uF
20%
16V
C133
1-126-964-11 ELECT
10uF
20%
50V
C134
1-117-720-11 CERAMIC CHIP
4.7uF
10V
C136
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C137
1-126-964-11 ELECT
10uF
20%
50V
C138
1-115-156-11 CERAMIC CHIP
1uF
10V
C139
1-115-156-11 CERAMIC CHIP
1uF
10V
C140
1-117-720-11 CERAMIC CHIP
4.7uF
10V
C141
1-126-933-11 ELECT
100uF
20%
16V
C142
1-126-933-11 ELECT
100uF
20%
16V
C143
1-164-156-11 CERAMIC CHIP
0.1uF
25V
C144
1-162-968-11 CERAMIC CHIP
0.0047uF 10%
50V
C145
1-162-968-11 CERAMIC CHIP
0.0047uF 10%
50V
< CONNECTOR >
CN101
1-784-778-11 CONNECTOR, FFC 17P
CN102
1-691-767-11 PLUG (MICRO CONNECTOR) 5P
CN104
1-784-922-11 PIN, CONNECTOR 5P
CN105
1-779-978-11 PIN, CONNECTOR 3P
< DIODE >
D101
8-719-988-61 DIODE   1SS355TE-17
D102
8-719-073-35 DIODE   RB551V-30TE-17
D103
8-719-988-61 DIODE   1SS355TE-17
D104
8-719-510-53 DIODE   RBV-402-01
D105
8-719-988-61 DIODE   1SS355TE-17
D106
8-719-053-18 DIODE   1SR154-400TE-25
D107
8-719-053-18 DIODE   1SR154-400TE-25
D108
8-719-053-18 DIODE   1SR154-400TE-25
D109
8-719-053-18 DIODE   1SR154-400TE-25
D110
8-719-073-35 DIODE   RB551V-30TE-17
D111
8-719-073-35 DIODE   RB551V-30TE-17
D112
8-719-069-55 DIODE   UDZSTE-175.6B
D113
6-500-695-01 DIODE   UDZSTE-172.7B
D114
8-719-988-61 DIODE   1SS355TE-17
< FERRITE BEAD >
FB101
1-469-152-11 FERRITE, EMI (SMD) (2012)
< IC >
IC101
8-759-299-54 IC   LM3886T
IC102
8-759-299-54 IC   LM3886T
MAIN
19
TA-WR1
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
IC103
8-759-708-06 IC   NJM78L06A-T3
IC104
8-759-701-56 IC   NJM78M05FA
< COIL >
L101
1-419-666-11 COIL, AIR-CORE
L102
1-419-666-11 COIL, AIR-CORE
< TRANSISTOR >
Q101
8-729-024-91 TRANSISTOR
2SC2712-GL-TE85L
Q102
8-729-024-91 TRANSISTOR
2SC2712-GL-TE85L
Q103
8-729-216-22 TRANSISTOR
2SA1162-YG-TE85L
Q104
8-729-046-97 TRANSISTOR
2SD1938 (F) -T (TX).SO
Q105
8-729-024-91 TRANSISTOR
2SC2712-GL-TE85L
Q106
8-729-216-22 TRANSISTOR
2SA1162-YG-TE85L
Q107
8-729-024-91 TRANSISTOR
2SC2712-GL-TE85L
Q108
8-729-024-91 TRANSISTOR
2SC2712-GL-TE85L
Q109
8-729-024-91 TRANSISTOR
2SC2712-GL-TE85L
Q110
8-729-901-00 TRANSISTOR
DTC124EKA-T146
Q111
8-729-901-00 TRANSISTOR
DTC124EKA-T146
Q112
8-729-903-46 TRANSISTOR
2SB1132-T100-QR
Q113
8-729-920-85 TRANSISTOR
2SD1664-T100-QR
Q114
8-729-901-00 TRANSISTOR
DTC124EKA-T146
Q117
8-729-901-00 TRANSISTOR
DTC124EKA-T146
< RESISTOR >
R101
1-216-817-11 METAL CHIP
470
5%
1/10W
R102
1-216-821-11 METAL CHIP
1K
5%
1/10W
R103
1-216-821-11 METAL CHIP
1K
5%
1/10W
R104
1-216-821-11 METAL CHIP
1K
5%
1/10W
R105
1-216-829-11 METAL CHIP
4.7K
5%
1/10W
R106
1-216-833-11 METAL CHIP
10K
5%
1/10W
R107
1-216-817-11 METAL CHIP
470
5%
1/10W
R108
1-216-809-11 METAL CHIP
100
5%
1/10W
R109
1-216-845-11 METAL CHIP
100K
5%
1/10W
R110
1-216-819-11 METAL CHIP
680
5%
1/10W
R111
1-216-817-11 METAL CHIP
470
5%
1/10W
R112
1-216-845-11 METAL CHIP
100K
5%
1/10W
0 R113
1-249-393-11 CARBON
10
5%
1/4W
R114
1-216-841-11 METAL CHIP
47K
5%
1/10W
0 R115
1-249-389-11 CARBON
4.7
5%
1/4W
R116
1-216-838-11 METAL CHIP
27K
5%
1/10W
R117
1-216-839-11 METAL CHIP
33K
5%
1/10W
0 R119
1-249-393-11 CARBON
10
5%
1/4W
R120
1-216-829-11 METAL CHIP
4.7K
5%
1/10W
R121
1-216-841-11 METAL CHIP
47K
5%
1/10W
R122
1-216-833-11 METAL CHIP
10K
5%
1/10W
R123
1-216-833-11 METAL CHIP
10K
5%
1/10W
R124
1-216-839-11 METAL CHIP
33K
5%
1/10W
0 R125
1-249-393-11 CARBON
10
5%
1/4W
R126
1-216-809-11 METAL CHIP
100
5%
1/10W
R127
1-216-845-11 METAL CHIP
100K
5%
1/10W
R128
1-216-819-11 METAL CHIP
680
5%
1/10W
R129
1-216-817-11 METAL CHIP
470
5%
1/10W
R130
1-216-845-11 METAL CHIP
100K
5%
1/10W
0 R131
1-249-393-11 CARBON
10
5%
1/4W
R132
1-216-841-11 METAL CHIP
47K
5%
1/10W
0 R133
1-249-389-11 CARBON
4.7
5%
1/4W
R134
1-216-838-11 METAL CHIP
27K
5%
1/10W
R136
1-216-839-11 METAL CHIP
33K
5%
1/10W
0 R137
1-249-393-11 CARBON
10
5%
1/4W
R140
1-216-845-11 METAL CHIP
100K
5%
1/10W
R141
1-216-827-11 METAL CHIP
3.3K
5%
1/10W
R142
1-216-833-11 METAL CHIP
10K
5%
1/10W
R143
1-216-820-11 METAL CHIP
820
5%
1/10W
R144
1-216-829-11 METAL CHIP
4.7K
5%
1/10W
R145
1-216-843-11 METAL CHIP
68K
5%
1/10W
R146
1-216-849-11 METAL CHIP
220K
5%
1/10W
R147
1-216-845-11 METAL CHIP
100K
5%
1/10W
R148
1-216-823-11 METAL CHIP
1.5K
5%
1/10W
R150
1-216-833-11 METAL CHIP
10K
5%
1/10W
R151
1-216-833-11 METAL CHIP
10K
5%
1/10W
R152
1-216-821-11 METAL CHIP
1K
5%
1/10W
R153
1-216-821-11 METAL CHIP
1K
5%
1/10W
R154
1-216-809-11 METAL CHIP
100
5%
1/10W
R155
1-216-809-11 METAL CHIP
100
5%
1/10W
R156
1-216-809-11 METAL CHIP
100
5%
1/10W
R157
1-216-825-11 METAL CHIP
2.2K
5%
1/10W
< RELAY >
RY101
1-755-421-11 RELAY
< THERMISTOR (POSITIVE) >
THP101 1-801-578-11 THERMISTOR, POSITIVE
< TERMINAL >
TM101
1-780-145-11 TERMINAL BOARD (SPEAKER)
************************************************************
PSW BOARD
**********
< CONNECTOR >
* CN951
1-695-044-11 PIN, CONNECTOR (3.96mm PITCH) 2P
* CN952
1-695-044-11 PIN, CONNECTOR (3.96mm PITCH) 2P
< SWITCH >
0 S951
1-572-267-21 SWITCH, PUSH (AC POWER) (1 KEY)(POWER)
************************************************************
A-4753-418-A RX BOARD, COMPLETE
*******************
< CAPACITOR >
C7401
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7402
1-126-947-11 ELECT
47uF
20%
10V
C7403
1-126-947-11 ELECT
47uF
20%
10V
C7404
1-107-726-91 CERAMIC CHIP
0.01uF
10%
16V
C7405
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7406
1-107-726-91 CERAMIC CHIP
0.01uF
10%
16V
C7407
1-165-908-11 CERAMIC CHIP
1uF
10%
10V
C7408
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7409
1-107-726-91 CERAMIC CHIP
0.01uF
10%
16V
C7410
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
MAIN
PSW
RX
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
20
TA-WR1
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
C7411
1-126-947-11 ELECT
47uF
20%
10V
C7412
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7413
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7414
1-126-947-11 ELECT
47uF
20%
10V
C7415
1-107-726-91 CERAMIC CHIP
0.01uF
10%
16V
C7416
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7417
1-126-947-11 ELECT
47uF
20%
10V
C7418
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7419
1-126-947-11 ELECT
47uF
20%
10V
C7420
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7421
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7422
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7423
1-107-726-91 CERAMIC CHIP
0.01uF
10%
16V
C7424
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7425
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7426
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7427
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7428
1-126-947-11 ELECT
47uF
20%
10V
C7429
1-104-658-91 ELECT
100uF
20%
10V
C7430
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7431
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7432
1-107-726-91 CERAMIC CHIP
0.01uF
10%
16V
C7433
1-162-917-11 CERAMIC CHIP
15PF
5%
50V
C7434
1-162-917-11 CERAMIC CHIP
15PF
5%
50V
C7435
1-126-947-11 ELECT
47uF
20%
10V
C7436
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7437
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7438
1-126-947-11 ELECT
47uF
20%
10V
C7439
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7440
1-126-947-11 ELECT
47uF
20%
10V
C7441
1-126-947-11 ELECT
47uF
20%
10V
C7442
1-104-658-91 ELECT
100uF
20%
10V
C7443
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7444
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7445
1-162-966-11 CERAMIC CHIP
0.0022uF 10%
50V
C7446
1-162-966-11 CERAMIC CHIP
0.0022uF 10%
50V
C7447
1-162-966-11 CERAMIC CHIP
0.0022uF 10%
50V
C7448
1-162-966-11 CERAMIC CHIP
0.0022uF 10%
50V
C7449
1-126-947-11 ELECT
47uF
20%
10V
C7450
1-126-964-11 ELECT
0.47uF
20%
50V
C7451
1-126-964-11 ELECT
0.47uF
20%
50V
C7452
1-126-964-11 ELECT
10uF
20%
50V
C7453
1-126-964-11 ELECT
10uF
20%
50V
C7454
1-104-655-91 ELECT
470uF
20%
6.3V
C7455
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7456
1-104-658-91 ELECT
100uF
20%
10V
C7457
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7458
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C7459
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C7460
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C7461
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C7462
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7463
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7464
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C7465
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7466
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7467
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C7468
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C7469
1-109-982-11 CERAMIC CHIP
1uF
10%
10V
C7470
1-109-982-11 CERAMIC CHIP
1uF
10%
10V
< CONNECTOR >
CN7402 1-691-769-11 PLUG (MICRO CONNECTOR) 7P
CN7403 1-784-778-11 CONNECTOR, FFC 17P
< DIODE >
D7401
8-719-016-74 DIODE   1SS352-TPH3
D7402
8-719-016-74 DIODE   1SS352-TPH3
D7403
8-719-978-33 DIODE   UDZSTE-176.8B
D7404
6-500-695-01 DIODE   UDZSTE-172.7B
< FERRITE BEAD >
FB7401 1-414-234-22 INDUCTOR, FERRITE BEAD
< IC >
IC7401
6-704-261-01 IC   TK11225CMCL-G
IC7402
8-752-425-06 IC   CXD4017R
IC7403
6-702-913-01 IC   S-80929CNMC-G8ZT2G
IC7404
6-705-310-01 IC   S-T111B15MC-OGATFG
IC7405
6-804-627-01 IC   MB89537APFM-G-598-BNDE1
IC7406
8-759-583-47 IC   uPC2933T-E2
IC7407
6-703-788-01 IC   PCM1751DBQR
IC7408
8-759-177-69 IC   TLV2362IDR
IC7409
6-706-078-01 IC   M62429FP-TP
IC7410
8-759-548-99 IC   SN74LV08APWR
IC7411
8-759-660-23 IC   SN74HCT08APWR
< JACK >
J7401
1-818-633-11 JACK, PIN 1P (DIR-R1)
< COIL >
L7401
1-400-305-11 INDUCTOR
47uH
L7402
1-400-389-21 INDUCTOR
10uH
L7404
1-400-389-21 INDUCTOR
10uH
L7406
1-400-389-21 INDUCTOR
10uH
L7407
1-400-389-21 INDUCTOR
10uH
< TRANSISTOR >
Q7401
8-729-216-22 TRANSISTOR
2SA1162G-TE85L
Q7402
8-729-027-43 TRANSISTOR
RT1N141C-TP-1
Q7403
8-729-027-31 TRANSISTOR
DTA124EKA-T146
Q7405
8-729-046-97 TRANSISTOR
2SD1938 (F) -T (TX).SO
Q7406
8-729-046-97 TRANSISTOR
2SD1938 (F) -T (TX).SO
Q7407
8-729-216-22 TRANSISTOR
2SA1162G-TE85L
Q7408
8-729-027-43 TRANSISTOR
RT1N141C-TP-1
Q7409
8-729-216-22 TRANSISTOR
2SA1162G-TE85L
Q7410
8-729-027-43 TRANSISTOR
RT1N141C-TP-1
Q7411
8-729-027-31 TRANSISTOR
DTA124EKA-T146
< RESISTOR >
R7401
1-216-833-11 METAL CHIP
10K
5%
1/10W
R7402
1-216-813-11 METAL CHIP
220
5%
1/10W
R7403
1-216-807-11 METAL CHIP
68
5%
1/10W
R7404
1-216-820-11 METAL CHIP
820
5%
1/10W
R7405
1-216-827-11 METAL CHIP
3.3K
5%
1/10W
RX
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