Schematic Diagram - Main Board (2/2) - Sony WALKMAN WM-SR10 Service Manual

6-5. Schematic Diagram – MAIN Board (2/2) –
C103
470p B
S301(3/4)
C316
1000p B
C506
1 F
R551 47
S551
Q551
XP1501
• Refer to page 10 for Waveforms. • Refer to page 16 for IC Block Diagrams.
C203
470p B
S301(1/4) S301(2/4)
Q703
XP1215
PB
REC
Q711
UN5116
R204 R203 R103 R104
10k 22k 22k 10k
R205 R105
1M 1M
R212
R112
2.2M
2.2M
T551
BIAS-OSC
S301(4/4)
R560 100
R556 47
Q553
R557 2SD596-T1DV4
4.7k
R559 10k
R722
C558 1M
C709
4700p
C557 1 2F
B
0.022 B
R723
R558
100k
10
Q722
DTA114TUA
MIX-IN
R
MIX-IN
L
R115
0
R605
22k
R603
47k
C601
0.01 B
C607
2.2 B
R607
10k
R604 100k
R606
R602
1k
4.7k IC301
LB8115W-NA-TLM
R608 0
R303 22k
R613 10k
C108 1000p B
C208 1000p B
C306 0.1 B
C307
0.022
Q302
B
XP4501-TX
V
REF
R207
100
R107
100
C109 1 F
C209 1 F
R208
2.2k
Q704
XP4315
Q702 R108 2.2k
UN5214-TX
V
REF
R160
R260
100k
100k
Q252
2SA1162-YG
PAUSE
15 15
Q403
MAIN
2SB1679
VCC
Q402
XP1214
BOOST
S701(1/2)
C303
100p
CH
R302
100k
C317
22
6.3V
C304 Q31
Q719
2.2 F
DTA114TUA
DTA114TUA R710
C305
1M R705
1 F
Q705
UN5215-TX
H/P
C706
MUTE 2F
R702
100k R62
C36 1M
2F
R304
1k
R63
C318
100k
AVLS
10 10V
R315
100k
S702
C315
0.1 B
R210 1k
RV301
10k/10k
D32 MA111
C703
0.01 F
Q707
UN5214-TX
10K/47K
C263 R263 1k
0.22 16V B
WM-SR10
TAPE-SW
R610 1 S704
R609 1 +B
Q401
XP1501
J401
GND
M601
1M R704
1M
C708
2F
Q709
XP4315
R110 1k
HP/R
R209 10
FB201 FB 1K
R109 10 FB101 FB 1K
HP/L FB301 FB 1K
R309 0 HP/COM
J301