Read Sony XM-7527 (serv.man3) Service Manual online
XM-7527
7
7
• PRINTED WIRING BOARD – FILTER/AMPLIFIER SECTION –
• Semiconductor
Location
Ref. No.
Location
IC101
C-3
IC201
B-3
IC803
B-1
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
R875
L903
POWER
BOARD
CNP804
A
FILTER
BOARD
CNJ806
CNJ806
B
IDLING
IDLING
TO
POWER
BOARD
BOARD
AMPLIFIER BOARD
R255
R256
R944
R943
R259
R941
R950
Q944
Q943
C949
C950
R105
C105
R104
C103
R103
R101
R204
C203
C104
R203
R102
JW051
JW073
JW072
JW071
JW070
JW067
JW039
JW049
JW037
JW036
JW066
JW065
JW063
JW061
JW062
JW060
JW059
JW050
C204
R205
C205
R202
IC801
C863
R869
JR15
R225
R224
R206
JR14
R124
JR1
1
JR12
JR13
C206
R207
IC802
R223
R123
JR16
IC202
R218
R219
R107
C106
R106
R222
C215
R221
R220
IC102
R868
R1
18
C1
15
R120
R122
R121
R1
19
R864
C861
IC804
R829
R828
R831
R830
R867
C862
R866
R865
R862
D861
Q814
R863
R861
R874
R873
C869
R872
R871
C868
R155
R156
R145
R159
Q112
Q113
R158
R160
R146
R148
Q115
Q114
C956
C955
R144
R133
R127
R227
R267
C226
R139
R140
R136
R143
R141
R142
C1
18
C125
R129
R128
R132
R168
C120
R135
R130
R131
R137
R138
R134
C957
R945
R126
R226
JR202
R167
RY801
R233
R244
R242
C225
C218
R268
R243
R949
R241
R231
R230
R235
R234
R946
C958
C219
R229
R228
R232
C864
R245
D203
R249
R149
R251
R151
R250
R150
R252
R152
C224
C124
R260
Q214
R246
R258
C960
C961
C959
Q213
Q215
Q212
D204
D103
D104
R248
R870
C867
R125
R201
R832
C807
R263
R163
Q813
Q812
E
E
09
C101
C102
C202
C201
C866
C943
C948
C942
C1
17
C217
C216
C218
C865
C1
19
C941
JW132
JW131
C947
C944
JW069
JW054
JW053
JW052
D945
D943
D949
D946
D947
D948
D942
D944
C965
C964
T902
JW068
JW086
JW087
JW088
JW113
JW114
JW115
JW064
JW048
JW046
JW044
JW042
JW047
JW039
JW041
JW045
JW057
JW058
JW056
JW040
JW043
JW075
JW074
CNP806
JW034
JW033
JW028
JW027
JW026
JW025
JW024
JW023
JW035
JW022
JW021
JW032
JW031
JW030
JW029
C953
C954
C1
18
C223
R238
R237
R236
R239
R240
VR201
VR101
Q941
D107
D207
Q211
D950
C968
D951
JW129
JW130
JW128
JW129
JW126
JW125
JW124
JW123
JW1
1
9
JW122
JW1
1
8
TH803
JW1
1
0
J
W
111
Q107
Q111
Q103
Q105
JR102
Q106
Q109
Q110
Q104
Q108
JW092
JW093
JW094
JW107
JW082
JW080
JW081
E
E
E
JW079
JW083
JW102
JW101
JW001
JW096
JW095
JW099
JW098
JW109
JW108
Q207
Q203
Q205
Q206
Q204
Q208
JW116
JW121
JW106
JW105
CNP804
1
R266
C222
C122
C952
C951
R265
R264
R166
R165
R164
C808
E
E
E
C1
13
C1
14
C213
C214
Q101
Q201
D208
D108
Q102
Q202
E
B
JW078
JW077
+28V
GND
-28V
R254
R261
R154
R161
CNJ805
S802
VR803
VR801
VR802
S805
JW055
G
S
G
S
G
S
G
S
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
D846
L
TEST TONE
L+R
MONO
R
R
L
SPEAKER
OUT
CN807
S802
DIRECT
(ON OFF)
VR801
LEVEL
(MIN MAX)
VR803
BOOST
LEVEL
(0dB 40dB)
VR802
BOOST
LOW CUT
FREQ
(7Hz 40Hz)
OUTPUT
R
L
INPUT
(THROUGH)
(MONO)
CNJ805
E
E
E
E
Q210
Q209
BLK
+15V
BLU
MUTE
BLU
OFFS
BLU
H-V
BLU
H-C
BLU
FAN
BLU
TH
BLU
+B
BLU
GND
1
12
E
Q945
D941
Q942
9
C962
C963
R947
R948
C966
C967
D206
D205
D106
D105
JW090
JW089
C945
C946
JW076
1-675-244-
12,13
09
1
A
B
C
2
3
JW002
JW009
JW152
JW151
JW020
JW013
JW014
JW015
JW016
JW017
JW019
JW018
JW001
JW008
JW012
JW01
1
C209
JW010
JW003
JW004
JW007
JW006
JW005
CNJ806
C108
C109
C208
JR01
R210
R208
R214
R217
R117
JR03
R112
R114
R1
13
C107
R
111
R109
R108
R1
10
R213
JR02
C207
R21
1
R858
R212
R209
IC803
IC201
IC101
1-675-243-
12,13
JW153
AMPLIFIER BOARD
CNP806
B
FILTER BOARD
1
12
S803
FILTER
S804
NFB
VR804
FILTER
(HPF OFF LPF)
(50Hz 200Hz)
(ON OFF)
S803
VR804
S804
New Type
D103
E-4
D104
F-4
D105
G-7
D106
F-7
D107
J-5
D108
C-5
D203
E-3
D204
F-3
D205
G-3
D206
F-3
D207
J-5
S208
C-5
D846
G-5
D861
D-9
D941
H-1
D942
F-2
D943
F-1
D944
F-2
D945
F-1
D946
F-1
D947
F-2
D948
F-2
D949
F-1
D950
I-2
D951
H-2
IC102
B-5
IC201
D-4
IC202
B-4
IC801
C-2
IC804
D-9
Q101
A-5
Q102
B-3
Q103
H-6
• Semiconductor Location
Ref. No.
Location
Q104
H-7
Q105
H-6
Q106
H-7
Q107
I-6
Q108
I-7
Q109
J-7
Q110
J-8
Q111
J-6
Q112
F-7
Q113
G-7
Q114
G-7
Q115
G-7
Q201
B-4
Q202
B-4
Q203
H-3
Q204
H-4
Q205
H-3
Q206
H-4
Q207
I-3
Q208
I-4
Q209
J-3
Q210
J-4
Q211
J-3
Q212
F-4
Q213
G-3
Q214
G-3
Q215
G-3
Q812
D-8
Q813
D-8
Q814
D-8
Q941
J-1
Q942
H-1
Q943
G-2
Q944
G-1
Q945
H-1
Ref. No.
Location
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