Read Sony XM-N502 Service Manual online
XM-N502
XM-N502
10
10
4-3. PRINTED WIRING BOARD - MAIN Board -
•
: Uses unleaded solder.
Note: When replacing the Q110, Q111, Q210 and Q211 on the MAIN board, refer
to “NOTE FOR REPLACEMENT OF THE TRANSISTORS” on page 2.
9
16
8
1
R211
R212
R213
R214
R215
R216
R217
R218
R219
R220
R221
R222
R223
R224
R225
R226
R227
R228
R229
R230
R231
R233
R234
R235
R236
R237
R238
R239
R240
C204
R241
C205
R242
R243
R245
R246
R247
C210
C212
JC2
C213
JC3
JC4
JC5
C215
JC6
C216
JC7
C217
JC8
C218
JC9
C219
C224
JC12
JC13
JC14
JC15
JC16
JC17
JC19
JC20
JC21
JC22
JC23
JC30
Q100
Q101
Q102
Q103
Q106
Q107
D201
D202
Q304
Q112
Q307
Q308
Q309
Q501
Q502
Q503
Q508
Q510
Q511
Q512
Q901
Q903
Q904
Q905
Q906
Q908
E
Q909
R102
R103
R106
R107
R108
R301
R302
R111
R112
R116
R117
R118
R119
R501
R502
R503
R504
R505
R506
R507
R120
R508
R121
R509
R122
R123
R124
R318
R319
R125
R126
R127
R128
R510
R129
R512
R513
R514
R320
R515
R321
R322
R516
R323
R517
R130
R324
R518
R131
R325
R901
R326
R902
R133
R327
R903
R134
R904
R135
R905
R136
R906
R137
R907
R138
R908
R139
R521
R522
R523
R524
R525
C103
R140
R528
C104
R141
C105
R142
R912
R143
R913
R914
R145
R915
R146
R916
R918
C301
R919
C303
C110
C304
C112
C113
C307
C114
C308
R920
C115
R921
R922
R923
R924
R925
C502
R926
R927
R928
C505
TH501
C311
TH502
C312
C507
TH503
C313
TH504
C508
C509
C318
R931
R932
R933
C510
TP1
TP2
TP3
TP4
C514
TP5
C515
R939
TP6
TP7
TP8
TP9
C902
C903
C904
R940
R941
C136
R942
C906
R943
C909
C523
C524
C910
C911
C912
C913
C914
C921
TP10
TP11
TP12
TP13
TP14
TP15
TP16
TP17
TP18
TP19
D101
D102
Q200
TP20
Q201
TP21
Q202
TP22
Q203
TP23
TP24
TP25
Q206
Q207
TP28
D305
D306
D307
Q212
D501
D502
D503
D512
D513
D514
D515
IC301
IC303
D904
D905
D906
D919
IC901
R202
R203
R205
R206
R207
R208
E
B
E
B
B
E
B
E
B
B
E
B
E
B
E
B
E
B
E
E
E
B
G
S
G
S
D
D
E
B
E
B
B
E
B
E
B
E B
E
B
E
B
E
R232
C208
C209
C211
C220
RV301
Q104
Q105
Q108
Q109
Q110
Q111
Q313
Q314
Q315
Q316
Q317
Q318
Q902
Q910
Q911
L901
JW10
JW11
JW12
JW13
JW14
JW15
JW16
JW17
JW18
JW19
JW20
JW21
JW22
JW23
JW24
JW25
JW26
JW27
JW28
JW29
JW30
JW31
JW32
JW33
JW34
JW35
JW36
JW37
JW38
JW39
JW40
JW41
JW42
JW43
JW44
JW45
JW46
JW47
JW48
JW49
JW50
JW51
JW52
JW53
JW54
JW55
JW56
JW57
JW58
JW59
R132
JW60
JW61
JW62
JW63
JW64
JW65
JW66
JW67
JW68
JW69
C109
JW70
JW71
C302
JW72
JW73
JW74
C111
JW75
CN901
C305
JW76
C306
JW77
CN903
JW78
JW79
C504
JW80
JW81
JW82
JW83
JW84
JW85
JW86
JW87
C317
JW88
JW89
JW90
JW91
JW92
JW93
JW94
S301
JW95
JW96
JW97
JW98
JW99
C905
C907
C908
C915
C919
C920
JW100
JW101
JW1
JW2
JW3
JW4
JW5
JW6
JW7
JW8
JW9
JW111
JW112
Q204
Q205
Q208
Q209
D303
D304
Q210
Q211
CNJ901
CAM001
CAM002
CAM003
CAM004
CAM005
CAM006
D918
T901
(GRN) (RED)
MAIN BOARD
(CHASSIS)
(CHASSIS)
E
E
E
(CHASSIS)
(CHASSIS)
E
E
A
A
A
K
K
A
K
K
E
E
(CHASSIS)
(CHASSIS)
A
K
E
E
E
E
A
K
E
E
E
E
E
E
E
E
E
K
A
K
A
K
A
A
K/K
K
A
A
K
A
K
A
E
A
A
K
K
E
E
E
E
E
E
K/K
A A
1-888-725-
12
DC/DC
CONVERTER
TRANSFORMER
1C
2C
2C
1C
1B E 2B
1B E 2B
1C
2C
2C
1C
1B E 2B
1B E 2B
8
5
1
4
8
5
1
4
POWER/PROTECTOR
(GRN): POWER ON
(RED): PROTECTOR ON
(RED): PROTECTOR ON
-2
-1
LEVEL
-1
-2
S301
LPF
(80Hz)
OFF ON
(E, IND)
(E, IND)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
(E, IND)
(E, IND)
(E, IND)
GND
+12V
REM
25A
SPEAKER OUT
BTL
R
L
INPUT
L
(BTL)
R
HIGH LEVEL INPUT
SENSING POWER ON
R
L
(E, IND)
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