Q Q 7-9. Schematic Diagram - Main Board (1/3) - Sony HCD-HPX9 Service Manual

Q Q
7-9. SCHEMATIC DIAGRAM — MAIN BOARD (1/3) —
3 7 6 3 1 5 1 5 0
J301
2P
T E
L 1 3 9 4 2 2 9 6 5 1 3
HRP350
w w w
HCD-HPX9
• See page 58 for Waveforms. • See page 78 for IC Block Diagram.
CN305
11P
R101 R102 C101
1k 47k 220p
R201 R202 C201
1k 47k 220p
C397
FB309
0.1
R301 C103
4.7k 680p
CN301
8P
C205 R203
T201
330p 5.6k
C207 R204
4700p 10k
TP
(GND)
C105 C107 R104
330p 4700p 10k
T101
R103
5.6k
RV201
220k
RV101
220k
Q303
TP201 TP101
2SC2001-LK
(R) (L)
C206 C106
27p 27p
T301
Q304
2SC2001-LK
R302 R303
5.6 5.6
Q305
2SD1387-3
R306
2.2k
x a o
C303 C304 y C305
R307
2.2 10
6.8k
50V 50V 35V
. i
http://www.xiaoyu163.com
C322
C321 C141
220
0.01 10 R118 C131 R391
10V
50V 4.7k 470p 47k
R218 C231 R390
C241
4.7k 470p 47k
10 50V
IC301
BA3126N
Q301
KRA103M-AT
Q Q
3 7 6
Q302
KRC102M-AT
C102 10 50V
C202 10 50V
R205
2.2k
R211 R212 R213
180 5.6k 150k
R206
47k
C215
C216 C116
10
0.022 0.022
50V
R106 R113
C115
47k 150k
10
R111
50V R112
180
5.6k
R105
2.2k
C114 1 50V
C214 1 50V
R207 100k
C210
10
C211
50V
R208 330p
4.7k
C212
330p
C307
C209
0.015
10
50V
C109 C112
10 330p
50V
R108
4.7k C111
330p
C110 R107
10 100k
50V
Q306
KTA1266GR-AT
R308
22k
R309
2.2k
R310
Q307 10k
KRC102M-AT
u 1 6 3
C306
47 10
50V
67 67
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2 4
8 9 9
3 1 5 1 5 0 8 9
C122 C222
2700p 2700p
JW246 JW247
C117
10
50V
C217
10
50V
R127 1k
R227 1k
IC302
BD3402KS2
R210
470k
R209
330k
R109
330k
R110
C113 470k
0.0082
C317 C319 C318 D331
R326 C371 C372
22 470 470 10EDB40
100k 0.1 0.1
-TA1B2
50V 10V 10V
m
c o
.
HCD-HPX9
2
8 9 9
CN306
9P
2 4 9 8 2 9 9
C124
R114 47
3.3k 50V
C123
0.22
C224
R214 47
C223
3.3k 50V
0.22
C225
22
50V
C125
22
50V
C128
10
50V
C228
10
50V
C320
R228 R128
220
4.7k 4.7k
10V