Sony DSX-M50BT, Service Manual

Page: 17 / 34

DSX-M50BT
DSX-M50BT
17 17
5-4. PRINTED WIRING BOARDS - MAIN Section (2/2) - • : Uses unleaded solder.
1
4
10 18
1 9
14
1 15
2
1 25
24 2
1
8
1
15
14 2
C401
IC401
JS001
CN102
CN103
A002
L401
IC304
R804
R229
AB101
C403
C406
C407
C408
C410
R259
C412
R260
R262
R263
C623
Q301
Q302
Q303
Q305
D401
D402
D403
D404
D405
C274
C277
D601
C291
FB101
FB102
FB103
FB303
R337
R339
R340
R341
R342
R343
R344
R345
JL101
JL102
JL103
JL104
JL105
JL106
JL107
C318
JL108
R356 C330
C332
C336
C337
C338
C339 C335
C347
C157 C158
C355
D309
D310
D311
W001
W002
J303
(ANTENNA IN)
J301
J101
(REMOTE IN)
FU101
X101
X102
TU252
TUX-DSP03
(TUNER UNIT)
CN201
J304
C341
MAIN BOARD
(CONDUCTOR SIDE)
1-889-211-
11
(11)
E
E
K A
E
E
A K
L R
REAR
L R
FRONT
AUDIO OUT
AUX
KEY
BOARD
BT
BOARD
MIC601
ANT601
A
B
C
D
E
F
G
H
1 2 3 4 5 6 7 8 9 10 11 12
1
9
17
18
19
16
8
WR1
1 9
WHT/BLK
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
RED
YEL
BLK
FRONT LCH (–)
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
ACC
BATT
GND
2 10
3 11
4 12
5 13
6 14
7 15
8 16
PW1
TO
CN102
REM OUT
MAX 0.4A
BLU / WHT
Note 3: When the complete BT board is replaced, it is necessary to con fi rm operation. Refer to “BLUETOOTH
FUNCTION CHECKING METHOD USING A CELLULAR PHONE” on page 5.
Note 2: When the BT board is defective, exchange
the complete mounted board. Note 1: When the KEY board is defective, exchange the
FRONT PANEL ASSY (Ref. No. FP1).