Printed Wiring Boards - Main Section (2/2) - Sony DSX-M50BT Service Manual

5-4.

PRINTED WIRING BOARDS - MAIN Section (2/2) -

1 2
MAIN BOARD
(CONDUCTOR SIDE)
A
J303
(ANTENNA IN)
B
R339
C
AB101
TU252
R259
TUX-DSP03
(TUNER UNIT)
D
1
R260
R262
R263
E
8
C339 C335
R342
R345
R340
C291
C338
D311
C336
D309
C341
A K
R229
F
4
C277
1
G
FB303
H
CN201
J304
AUX
DSX-M50BT
• : Uses unleaded solder.
3 4
J301
AUDIO OUT
FRONT REAR
L R L R
14
15
C355
Q302
Q303
E
C408
Q305 Q301
E
E
E
C407
D404
D405
D601
K A
18 10
C274
9 1
R344
R343
R341
D310
2
ANT601
1
BT
BOARD
MIC601
Note 1: When the KEY board is defective, exchange the
FRONT PANEL ASSY (Ref. No. FP1).
5 6 7
W001
R337
C412
A002
IC401 R356 C330 C318
IC304
2 C332
24
1
25
C403
C410
R804
C347
C623
C337
JL102
JL103
JL104
JL105
JL106
14
15
CN103
KEY
BOARD
Note 2: When the BT board is defective, exchange
the complete mounted board.
17 17
8 9
FU101
CN102
17 18
2
9 16
1
8
1
WR1
L401
JS001
W002
C406
C401
JL107
X101
X102
JL108
JL101
Note 3: When the complete BT board is replaced, it is necessary to confi rm operation. Refer to "BLUETOOTH
FUNCTION CHECKING METHOD USING A CELLULAR PHONE" on page 5.
DSX-M50BT
10 11 12
PW1
WHT/BLK
1 9 FRONT LCH (–)
WHT
FRONT LCH (+)
J101
GRN/BLK
(REMOTE IN)
2 10 REAR LCH (–)
GRN
REAR LCH (+)
VIO/BLK
3 11 REAR RCH (–)
TO
VIO
CN102
REAR RCH (+)
GRY/BLK
4 12 FRONT RCH (–)
GRY
FRONT RCH (+)
5 13
BLU / WHT
REM OUT
MAX 0.4A
6 14
19
7 15
RED
ACC
YEL
8 16 BATT
BLK
GND
FB102
FB101
D402
D401
D403
11
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