Printed Wiring Board - Da Section (1/2) - Sony PCM-D50 Service Manual

PCM-D50
4-9. PRINTED WIRING BOARD – DA Section (1/2) –
14 13 12
• Semiconductor
Location
Ref. No. Location
D4201 E-2
D4250 C-4
D4251 C-3
J4002 (1/2)
D4252 C-9
LINE OUT
D4253 C-8 (OPT)
IC4002 E-6
IC4004 E-4
IC4005 C-2
IC4007 D-7
IC4008 G-7
IC4203 E-3
Q4032 C-7
Q4220 C-4
Q4221 C-9
Q4222 C-8
J4001
PCM-D50
• See page 19 for Circuit Boards Location. •
11 10 9
DA BOARD (SIDE A)
S4202
R4224
R4006
MIC (L-CH)
R4004 DIRECTION
R4010
6 4
R4222
R4220
Q4221
R4221
1 3
R4223
D4252
-12dB L
R4009 R4016
JL4252
VDR402
R4008
R4011
R4015
R4003
R4001
R4029
JL4204
R4002
R4085
R4086
JL4203
: Uses unleaded solder.
8 7 6
LCD1 LCD UNIT
LIQUID CRYSTAL DISPLAY
C4202
VLCD
1 13
CN4201
DGND
2 12
R4207
C4203
3 1
Q4222
4 6
JL4005
1
6
R4037 R4031
R4226
D4253 3 4
R4089
Q4032
3 1
R4225
OVER R4036
4 5
IC4007
R4092
JL4202
JL4201
3 2
JL4001
PH4001
R4024
R4048 R4052
4 1
JL4206
R4062
R4034
R4028
8 5
C4057
3 2
IC4002
C4055
PH4002
JL4002
1 4
4 1
JL4209
R4050 R4057
R4044
R4035
C4068
JL4250
JL4208
IC4008
R4088
12 9
13 8
R4087
C4075
14 C4051
5
+
1 4
R4091
R4093 C4069
C4070
JL4205
C4066
R4027 R4026
C4067
C4014 C4013
JL4506
JL4501
JL4505
R4251
JL4502
JL4503
JL4504
JL4251
1-875-143-
(CHASSIS)
28 28
5 4 3
S4201
R4081
MIC (R-CH)
DIRECTION
JL4015
JL4017
6 4
JL4016
R4216 R4218
Q4220
8
1 3
R4217 R4219
D4250 D4251
IC4005
-12dB R OVER
9
R4069
R4071
R4066
R4065
JL4014
C4007
JL4009
JL4013
C4073
R4073
8 5
JL4207
JL4011
IC4004
C4059
C4060
C4008 R4213
R4061
JL4012
1 4
C4211
R4060
IC4203
D4201
5 4
C4074
JL4010
R4202
JL4200
1 3
R4068
R4067
R4072
R4070
C4206
R4211
C4207
WHT
RED
ORG
F
HP VOLUME BOARD
YEL
(Page 30)
GRY
BLK
11
(11)
2 1
A
B
C
1
16
JL5508
D
C4027
JL5507
C4064
L3502
E
F
G
H
I
J