Printed Wiring Boards - Sony XM-440EX Service Manual

3-2. PRINTED WIRING BOARDS

• Semiconductor Location
Ref. No. Location
Ref. No. Location
D101 A-6 Q203 A-4
D102 A-6 Q204 A-3
D201 A-4 Q205 A-3
D202 B-4 Q206 A-3
D301 C-6 Q207 A-3
D302 C-6 Q208 A-3
D401 C-4 Q209 A-3
D402 C-4 Q210 A-3
D501 D-8 Q211 B-3
D901 D-1 Q212 B-2
D902 D-1 Q301 C-6
D903 D-3 Q302 C-6
D904 D-2 Q303 C-6
D908 E-5 Q304 C-5
D909 E-5 Q305 C-5
D910 E-5 Q306 C-5
D911 F-5 Q307 C-5
D912 F-6 Q308 C-5
D913 F-6 Q309 C-5
D914 D-5 Q310 C-5
D915 D-5 Q311 C-5
D916 B-1 Q312 C-4
D917 B-2 Q401 D-6
D918 E-4 Q402 C-4
D919 E-4 Q403 C-4
D971 D-3 Q404 C-3
Q405 C-3
IC101 E-7 Q406 C-3
IC102 A-7 Q407 C-3
IC103 A-7 Q408 C-3
IC202 B-7 Q409 C-3
IC203 B-7 Q410 C-3
IC301 F-7 Q411 D-3
IC302 C-7 Q412 C-2
IC303 C-7 Q901 E-2
IC402 C-7 Q902 D-2
IC403 C-7 Q903 D-1
IC501 D-7 Q904 E-2
IC901 D-4 Q905 E-2
Q906 D-2
Q101 B-6 Q907 D-2
Q102 A-6 Q908 D-2
Q103 A-6 Q915 F-4
Q104 A-5 Q916 E-4
Q105 A-5 Q917 E-3
Q106 A-5 Q918 F-3
Q107 A-5 Q919 F-6
Q108 A-5 Q920 F-6
Q109 A-5 Q921 D-6
Q110 A-5 Q922 D-5
Q111 A-6 Q923 B-2
Q112 A-4 Q924 B-2
Q201 B-6 Q925 B-2
Q202 A-4
LED BOARD
E
A
E
Q913 E
R936
PN901
V+
GND
E
THR
R935 D907 D905
D906
B
CUR
OFF
E
Q911
R942
1-677-341- 11
E
1 2
09
MAIN BOARD
CN903
FRONT
A
SPEAKER OUT
R147
R
R140
E
C115
J166
R247
MONO L+R
R240
B
L Q923 Q925
E
E
C934 R966
C215
R965
C940 E
D916
CN904
C933
REAR D917
C941
SPEAKER OUT
R347
J170
R
R340
C
J173
C315
J171
R447
E
R438
MONO L+R
L
R440
C415
R967 R938
Q908
D C912
OFF SET
E
R926
R905
OVER R939
E
E
R906 J621
THER
D904
R923 R972
GND
C911
R918
+V
D902
J619
R917
R920
Q903
Q902
C909
E
E
D901
E
CN901 E
J908
R921
GND
E
C903 Q901
J909
J919
J910
J914
J911
C901 J915
E
+12V
J912
REMOTE
C913 C914
F901
F901
30A
J144
F L901
J904
J905
J903
J906
J907
1 2
09
J964
E
R235
J161
Q204
E
R227
E C213
R228 E
D201
R229 Q206 Q208
R217
E
E R221
Q207 C212 Q205
R220
E
E E
R222
R231 E
R218 E
E
Q209 R219
J162
D202 R234
J157 Q111
C211
E
R232
R254
J952 J947
J164
J946
TH902 J167
TH903
J956
J665
J965
J666
E
R423
J169 C413
E
R427
E
R428 Q404
Q406 D401
C414
R429 R417
R421
E
E C412
R420
E
Q407
E
Q405 R422
R431 R418 E
R419
J163 E
R338 E
R435
J153
Q311
R434
E
D402
C411
C904
C907
C905
D971
8
1
J622
C908 C919
R910
D903
J624 IC901
R908
R916
R914
J623 C920
9
16
TH901
C906
S
J916
D918 D908
R941
R973 D919 D909
Q917
R944
E
C915 R946
R947 T901
R948
E
R945
R943
S
Q918
R951
C916
PL901
3 4
9 9
J143
R110
C106
R135
J145
E C113
Q104
C107
5 8 5
E E 8
R131
D101
IC103
IC102
R127 E
R121
R117 1 4
1 4
R128
C112
R120
R107 R109
E
R129 E
E C152
Q106 Q105 R134 C105 R106
E
R122
Q107
R118 E
E J142
J610
R119
J146
D102
J138
C206 C207
J612
8 5
E 5 8
IC203
IC202
C111
E J141
E
1 4
1 4
J133
R207
E
J949
C205
J134
R214
J130 C309
J131
J132
C210
C110
C306 C308
C307
8 5 8
E Q308
R323 J942
C313
IC302 IC303
Q304
E
J128
1 4 1
D301
R327 E
R307 R309
C314 R321
R328 R317
R306
C305
R329 E R320 J122
C312 J606
Q306 E
E
J123
R322
E Q305
Q307 J121
R318 E
J600
J124
R319
E
J120
J147 C406
D302 8 5
Q309 8
IC402 IC403
R353
J954
4 1
E 1
E
R335
J119
R453
J117
E R407
C451
C405
C311
J116
C310
R406
R414
J948
PH901
C930 R955
J115
C918
J938
J114 C410
J955
D915
E J112
Q921
E
R144
R952
J936
R241
J111
C917
R201
R204
C204
J664
8 5
IC101
1 4
R101
C104
R102
R104
C921
J105
D910
J108
J933
J106
J932
J107 C938
J102
R404
J665 C404
8 5
C928
IC301
C929
1 4
C922
J931
C304
C923
J101 R304
D912
D911 R342
Q919 E
C925
J934
D913 C924
E
R927
C926
Q920
5 6 7
XM-440EX/440NX
C108
C109
-3 -1 -2 -4
R111
RV101
RV101
FILTER
S101
C151
J139 -2 -1
FILTER
S101
R112
FILTER
R210 J615
C209
LPF FRONT
R113
J136 OFF
J137
HPF
C208 J614
RV102
J613
RV102
R152
LEVEL
R252
C251
J135
-3 -1 -2 -4
RV301
RV301
FILTER
R311
R310
J127
S301
-2 -1
FILTER
S301
5
R312
FILTER
J609
C351 C409 LPF REAR
4
R313
OFF
J608
J125
HPF
J126
J605
RV302
C408
J604
RV302
LEVEL
R352 R314
R452
C407
5
C502
4
C501
S501
TEST TONE
R505 D501
R501
S501
R502
8 5
CN302
IC501
4
1
C504
C219
L
HIGH
C220
LEVEL
C503
INPUT
R244
C120
R
FRONT
J113
C202
L
R202
INPUT
C201
R
C216
CN301
C101
R142 L
C102
INPUT
J630 C937
R
J109 R959
J104
C401
J103
REAR
R441 C402 CN303
R402
R442
C316 C419
L
C301
R403
HIGH
R301 C420
LEVEL
C302
CN303
INPUT
R
C320
R302
R343
R444
R344
C319
11
1-677-700-
8