Publicidad
XM-N502
4-3.
PRINTED WIRING BOARD - MAIN Board -
1
A
(CHASSIS)
B
C
D
(CHASSIS)
TP2
R525
R528
E
A
A
D503
K/K
F
(E, IND)
XM-N502
•
: Uses unleaded solder.
2
3
MAIN BOARD
TP5
Q108
A A
R505
R506
TH502
TH503
B
E
D501
K/K
Q109
CAM005
TP6
JW46
B
E
C114
R129
C224
R130
JC2
JW70
JW56
JC3
B
JW67
R127
Q110
JW12
E
Q106
JW19
R132
E
JW94
R126
R139
R125
R128
R140
R124
Q104
Q105
Q107
E B
E
B
E
Q112
R122
A
R133
R123
C112
D102
JW59
E
K
A
B
D101
R131
R220
K
Q111
1C
2C
JW47
Q102
Q103
C211
E
C111
Q101
E
Q200
Q100
JC6
E
E
CAM004
C208
C109
(E, IND)
R215
Q304
JW82
R247
(E, IND)
E
JW43
C105
C103
R241
C219
8
5
JW92
JW75
JW69
IC301
JW73
C204
JW91
C523
R213
1
4
C205
C303
R521
R522
C209
C509
R206
JW5
C510
C508
C302
R202
(E, IND)
JW10
C507
R141
JW86
R136
TP24
TP1
C136
R302
R301
TP23
TP25
C301
TP28
L
R
L
R
(BTL)
CN901
INPUT
HIGH LEVEL INPUT
CNJ901
SENSING POWER ON
4
5
(CHASSIS)
R226
Q207
R228
R227
CAM002
JC15
Q209
E
Q211
B
E
R229
JC13
R231
E
B
Q208
R239
R232
B
E
JW25
R240
E
JW27
Q212
JW51
JW50
JW49
JW48
JW32
R225
JW85
R224
Q205
Q204
R222
B
E
B
E
R320
R321
K
R223
JW14
D305
D306
C212
D202
JW62
A
K
A
K
A
A
R218
C312
C313
D201
Q318
K
B
E
E
B
Q317
1C
2C
Q203
R327
R326
B
B
B
B
R245
C220
E
E
JC19
E
E
E
JC16
R323
R325
Q508
D502
K
JW78
E
JC22
TP15
A
TP14
R143
E
Q501
JW76
8
5
C919
C920
IC303
Q510
JW77
E
R517
JW13
R503
K
A
JW7
D515
JW60
1
4
C504
E
K
JW9
Q512
D513
JW63
R518
R510
Q309
A
R242
R142
Q503
E
A
C505
-2
E
Q502
K
-1
RV301
R516
R513
D918
C115
R512
LEVEL
POWER/PROTECTOR
R134
Q904
JW81
(GRN): POWER ON
E
TP21
(RED): PROTECTOR ON
R918
TP22
JW95
(GRN) (RED)
S301
JC23
S301
L
LPF
-2
BTL
(80Hz)
-1
OFF
ON
SPEAKER OUT
10
10
6
7
C311
(CHASSIS)
CAM003
E
R230
Q206
Q210
TP9
E
B
TP10
C305
C306
TP11
R931
R319
E
E
Q307
Q308
C910
R318
C318
E
R915
C317
Q905
Q906
E
R916
C911
R919
TH501
R920
TP4
JC14
TP3
TP13
TP8
C921
R941
16
9
C915
IC901
R905
TP7
Q902
B
E
8
1
E
R943
R904
C905
R906
C908
A
K
C909
D906
A
K
R913
Q903
D904
K
E
E
A
E
C907
Q901
JW21
R940
JW24
R933
JW55
C906
C215
JW52
R234
JW16
JW99
TP20
JW18
TP19
R901
(E, IND)
R
25A
REM
CN903
Note: When replacing the Q110, Q111, Q210 and Q211 on the MAIN board, refer
to "NOTE FOR REPLACEMENT OF THE TRANSISTORS" on page 2.
8
CAM001
D307
K
A
(CHASSIS)
D303
D304
R924
E
R926
Q908
R923
T901
DC/DC
CONVERTER
S
TRANSFORMER
D
Q911
G
R927
E
Q909
R922
S
D
Q910
R928
G
CAM006
R925
TH504
C914
(CHASSIS)
TP12
R932
L901
C913
C904
TP16
TP17
TP18
12
1-888-725-
+12V
GND
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