Sony XM-ZR1252 Service Manual ▷ View online
XM-ZR1252
XM-ZR1252
13
13
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
IC901
IC501
IC301
IC302
Q264
Q265
Q261
Q262
Q259
Q260
B
C E
E
E
C
B
E
C
B
E
C
B
E
C
B
B C
Q164
Q165
Q161
Q162
Q159
Q160
JW133
JW137
JW136
JW134
JW135
Q163
JW142
JW143
JW144
JW145
R169
R174
JW160
JW161
JW162
Q166
JW163
JW164
JW165
JW166
JW167
JW168
JW169
JW170
JW171
JW172
JW173
JW159
Q263
E
E
E
E
A
K
E
1
3
4
5
1
3
4
5
1
3
4
5
1
3
4
5
E
E
E
JW158
JW176
JW175
JW174
JW156
JW155
JW154
JW153
JW152
JW151
JW74
JW73
JW72
JW71
JW75
JW76
JW77
JW78
JW79
JW80
JW81
JW83
JW86
JW87
JW88
JW98
JW97
JW96
JW95
JW94
JW93
JW92
JW91
JW22
JW21
JW19
JW20
JW7
JW6
JW5
JW4
JW3
JW2
JW8
JW9
JW10
JW
11
JW12
JW37
JW35
JW34
JW33
JW32
JW38
JW39
JW40
JW41
JW42
JW43
JW55
JW49
JW51
JW52
JW54
BLU
JW53
JW50
JW48
JW59
JW58
GD
S
GD
S
GD
S
GD
S
JW57
JW47
JW46
JW90
JW101
JW1
14
JW1
17
JW1
18
JW1
13
JW1
19
JW120
JW131
JW132
JW121
JW1
15
JW1
16
JW126
JW125
JW89
JW148
JW149
JW150
JW82
JW157
R269
Q266
R274
JW68
JW69
JW70
C511
C512
JW84
JW85
C507
C506
JW99
JW100
C504
JW102
JW103
LED901
R
G
CN902
JW104
JW106
JW105
JW107
JW108
JW109
JW110
C251
C223
C151
C106
C302
CN901
CN901
C206
C309
VR301
1
6
1
6 VR302
JW122
JW123
JW124
SW301
LP
OFF
HP
FILTER (80Hz)
LEVEL
INPUT
LOW BOOST
(40Hz)
OUTPUT
(THROUGH)
POWER/
PROTECTOR
HIGH LEVEL INPUT/
SENSING POWER ON
VR301
SW301
1
1
2
3
4
2
L
R
R
L
(BTL)
L
R
R
(PROTECTOR)
G
(POWER)
3
4
JW127
JW130
JW129
R118
R116
JW128
C121
C122
C221
C222
CN903
1
2
3
4
5
6
7
8
9
10
11
C520
JW29
C907
C912
JW45
JW44
JW28
JW26
JW25
JW24
JW23
JW18
JW17
JW16
JW15
JW17
JW16
JW15
JW14
JW13
JW13
JW27
L901
JW1
1-875-594-
C903
C902
JW30
JW31
JW36
JW56
T901
JW64
JW63
JW60
JW61
JW62
JW61
JW62
D507
D508
Q906
Q905
Q903
Q904
CNP904
1
2
L501
JW67
JW66
JW65
JW112
JW111
Q505
C
C
Q504
JW138
JW139
JW141
Q155
JW140
Q256
Q255
JW147
JW146
Q156
CNJ904
LED902
(ILLUMINATION)
1-875-595-
C918
12
D302
R270
R277
R271
D251
Q257
R268
R267
TH503
R172
R173
R166
EB
C
EB
C
EB
C
EB
C
E
BC
E
B
C
R167
R176
R175
TH502
C254
R263
Q258
R264
R265
R266
R276
R275
R273
R272
C513
C510
C514
R938
R937
R514
R515
BLK
BLK
BLU
D506
A A
A
A
A A
K
K
K
K
D504
D505
D503
C908
C9
11
C909
R921
R919
R918
R915
R917
R916
C906
R920
R922
Q908
C910
TH501
Q909
C905
R531
1
8
9
16
R904
R906
R903
R901
R532
R902
R905
Q902
Q901
1
2
3
4
8
7
6
5
R911
C919
R910
R909
R907
R908
C901
C917
R936
C920
C921
C915
C916
Q912
R929
R930
D902
Q914
Q913
R931
C914
C913
R934
R933
R280
R180
R932
D901 A
A
K
R925
R927
R926
R510
R928
Q911
Q506
C519
Q507
R935
F902
25A
F901
25A
REM
GND
+12V
R281
R181
C281
C280
C181
C180
R505
C509
C508
R259
R501
C502
R503
R517
R508
R512
C503
R507
R225
R221
R121
C204
R255
R253
R261
R506
R262
R161
R159
R155
R158
R153
R521
C154
R163
R529
R307
R305
R209
C207
R213
R1
11
R302
R1
13
C304
R103
C303
R303
R304
R923
R924
R105
C305
C109
C107
C208
C306
R528
R527
R220
C308
R306
R1
17
R1
14
R157
R151
R522
C517
R177
R162
D501
A
A
A
A
K
K
K
K
K
C255
C253
R260
C155
R160
C153
R168
Q157
D151
R171
R170
Q253
Q254
R254
R256
R258
R257
Q251
Q252
R504
C501
C501
R502
1
8
4
5
R509
R511
Q502
Q501
R516
Q503
D502
C505
C224
R251
R226
R223
R123
Q203
R513
C252
A
A
A
K
K
K
D303
R224
R252
Q202
Q103
R125
R222
Q102
R122
C518
C124
R124
Q154
Q153
Q152
Q151
R154
D510
C515
D511
R520
R523
R152
R156
C152
C516
R525
R526
R524
R165
R164
Q158
Q301
R109
C307
R218
R219
C220
R216 R217
J3
8
5
1
1
2
3
5
4
-1
-2
-2
6
VR302
1
2
3
5
4
-1
-1
-2
6
4
R120
R116
C120
R115
R127
R215
R210
R227
R308
R214
R110
Q201
Q101
C209
R212 R211
C108
R112
C102
C101
C202
C201
J1
4
1
10
7
9
2
8
12
11
6
5
3
R309
C103
R107
R104
R106
R106
R108
C105
C205
R208
R208
R205
R203
R206
R204
C104
1
8
4
5
R201
R202
R102
R101
R207
C203
J2
R301
Q910
D301
A
A
A
K
MAIN BOARD
LED BOARD
11
(11)
L
BTL
SPEAKER OUT
R
11
(11)
3-2. PRINTED WIRING BOARDS
•
: Uses unleaded solder.
Ref. No. Location
• Semiconductor Location
D151
F-2
D251
C-4
D301
H-5
D302
E-5
D303
G-5
D501
E-5
D502
G-5
D503
D-9
D504
D-9
D505
D-9
D506
D-9
D507
C-12
D508
C-12
D510
F-3
D511
F-3
D901
G-8
D902
G-8
IC301
G-4
IC302
H-2
IC501
G-5
IC901
E-8
LED901 I-6
Q101
G-3
Q102
G-4
Q103
G-4
Q151
F-4
Q152
F-3
Q153
F-4
Q154
F-3
Q155
E-4
Q156
E-3
Q157
F-2
Q158
G-3
Q159
F-1
Q160
F-1
Q161
E-1
Q162
E-1
Q163
F-2
Q164
C-1
Ref. No. Location
Q165
Q165
C-1
Q166
D-2
Q201
G-3
Q202
G-4
Q203
G-5
Q251
F-4
Q252
F-4
Q253
F-5
Q254
F-4
Q255
E-5
Q256
E-4
Q257
C-5
Q258
D-4
Q259
C-4
Q260
C-4
Q261
B-6
Q262
B-5
Q263
D-4
Q264
B-8
Q265
B-7
Q266
C-6
Q301
G-2
Q501
G-5
Q502
G-5
Q503
G-5
Q504
F-3
Q505
F-3
Q506
F-7
Q507
F-7
Q901
E-10
Q902
E-10
Q903
E-12
Q904
F-12
Q905
E-12
Q906
D-12
Q908
E-9
Q909
E-9
Q910
H-5
Q911
G-8
Q912
G-8
Q913
G-8
Q914
G-8
XM-ZR1252
XM-ZR1252
14
14
3-3. SCHEMATIC DIAGRAM
• See page 12 for waveform. • See page 15 for IC Block Diagram.
IC B/D
25A
25A
2SA988
2SC1841
2SA988
2SC1841
C105
C104
C103
IC301(1/2)
R109
R103
R105
CN901
IC301(2/2)
C203
C204
C205
R203
R205
C305
R209
C304
R309
R301
R302
C302
C109
C108
C107
R110
R113
C207 C208
C209
R210
R213
R305 R306
R307
R308
C306
C308
C307
C309
R114
R214
R127
R227
R116
C120
VR301
VR302
R118
C121
C122
VR302
VR301
IC302(1/2)
IC302(2/2)
R216
C220
R218
C221
Q102
Q202
R121
R221
R123
R122
C124
R125
R222
R225
R223
R226
C223
Q152
R157
R158
R160
R155
R156
R159
C153
C152
R161
R162
C155
C154
R164
R163
R165
Q159
R166
Q160
D151
R168
Q162
R169
R170
Q161
R167
Q164
R175
R174
Q165
R173
R177
C151
R152
C251
R252
Q252
R255
R256
R259
C253
C252
R261
C255
R262
R257
R258
R260
R263
C254
R264
D251
Q260
R268
Q262
R269
R267
Q259
Q261
R270
R273
R274
Q264
R275
Q265
R277
C303
R303
R304
C106
C206
CN903
R180
R280
C180
C181
R181
C280
C281
R281
IC501(1/2)
IC501(2/2)
C501
C503
C504
C505
D501
R504
R502
R503
R501
R508
R507
R516
R517
R513
R512
R510
SW301
SW301
R224
C224
Q151
Q251
R272
R172
R265
R266
C502
Q166
Q163
Q154
Q153
Q253
Q254
Q263
Q266
Q502
Q505
Q504
C511
C512
C903
C901
F901
C913
C906
C905
C917
C908
Q903
Q905
Q912
Q913
Q908
C909
C907
Q901
Q902
Q506
Q507
C520
CN903
C912
Q904
Q906
C902
C513
C514
C914
CNP904
CNJ904
C916
C921
C915
C920
Q911
C919
L501
C510
C506
C507
C911
R901
R904
R902
R905
R918
R919
R521
R522
IC901
R931
R932
R933
R917
R91
5
R923
Q910
R936
Q914
R930
R929
R928
Q909
R924
R921
R922
R916
R903
R906
R907
R909
C515
C516
R531
C519
R926
D901
R920
R908
R910
C517
C518
R935
R934
R937 R938
R925
C910
C918
R911
T901
R520
R523
R524
R525
R526
R527
R528
R529
D503
D504
C508
C509
R514
R515
CN902
Q101
Q301
Q201
J1
J2
R107
R108
R111
R112
R115
R117
R120
Q103
R124
D303
Q203
J3
C222
R220
R217
R215
R211
R212
R207
R208
R104
R106
R204
R206
D301
TH501
TH502
TH503
R505
R506
Q501
R511
R509
Q503
D502
R154
R153
Q156
R151
Q157
Q158
R171
R176
D302
R276
R271
Q258
Q257
R254
R253
R251
L901
D902
R927
D506
D505
D507
D508
D510
R532
LED902
LED901
Q255
Q256
D511
R119
R219
C101
C102
C201
C202
R101
R102
R201
R202
F902
Q155
XM-ZR1252
15
• IC Block Diagrams
IC901
μPC494GS (MAIN Board)
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7 8
OSC
REF. REG.
0.1V
ERROR
ERROR
16
XM-ZR1252
SECTION 4
EXPLODED VIEWS
1
3-217-474-11 WINDOW
2
3-278-073-01 PLATE
(TOP)
0
F901
1-576-256-11 FUSE (BLADE TYPE) (AUTO FUSE) (25A)
0
F902
1-576-256-11 FUSE (BLADE TYPE) (AUTO FUSE) (25A)
#1
7-685-544-19 SCREW +BTP 3X5 TYPE2 N-S
#2
7-685-546-14 SCREW +BTP 3X8 TYPE2 N-S
#3
7-685-650-79 SCREW +BVTP 3X16 TYPE2 TT (B)
#4
7-685-132-19 SCREW +P 2.6X5 TYPE2 NON-SLIT
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice.
vice.
Some delay should be anticipated when
ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
R
R
Parts Color Cabinet’s Color
• Accessories are given in the last of the
electrical parts list.
4-1. HEAT SINK (MAIN) SECTION
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
F901
F902
#1
#1
#2
not supplied
not supplied
not supplied
not supplied
not supplied
(LED board)
(LED board)
1
2
#2
#2
#2
#2
#3
#4
#4
#4
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