Sony HCD-GPX7 - Schematic Diagram - MAIN Board (1;3)

HCD-GPX6/GPX7
3131
6-10. SCHEMATIC DIAGRAM – MAIN Section (1/3) – • See page 29 for Waveforms. • See page 42 for IC Block Diagram.
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
C225
C125
R101
R202
R102 C101
C201
C397
R201
R307
C306
R310
Q307
R309
R308
R306
Q306
C304 C305
C307
R304
C308
R305
C309
C310
C302
C303
R104C107
R103 R105
R106
R205
R206C207 R204
R203C205
C103
C203
Q301
R301
IC301
R391C131
R390C231
CN306
Q305
JW246 JW247
J301
IC302
T301
C102
C202
C117
C114
C115
C214
R111
R127
R227
R213
C216
R212R211
C215
C210
R208
R210C211
C212 R209
R207
R107
R108
R109
R110
C110
C111
C112
C113
C317 C319 C320
C371 D331C372R326
C318
R228 R128
C228
C128
R114
C124
C218
C118
C219
C119
C321
C322
C141
C241
R118
R218
HRP350
C105
C123
C223
C222C122
Q302
FB309
CN305
RV101
C206 C106
C213
C109
C209
T201
T101
Q303
Q304
CN301
R303R302
C217
C116
R113
R112
TP101TP201
TP
RV201
R214
C224
22
50V
22
50V
1k
47k
47k 220p
220p
0.1
1k
6.8k
10
50V
10k
KRC102M-AT
2.2k
22k
2.2k
KTA1266-GR-AT
10
50V
47
16V
0.015
18k
0.0068
18k
0.0068
0.018
0.01
100V
2.2
50V
10k4700p
5.6k 2.2k
47k
2.2k
47k4700p 10k
5.6k330p
680p
680p
KRA103M-AT
4.7k
BA3126N
47k470p
47k470p
9P
2SD1387-34
-TP
2P
BD3402KS2
10 50V
10 50V
10
50V
1 50V
10
50V
1 50V
180
1k
1k
150k
0.022
5.6k180
10
50V
10
50V
4.7k
470k330p
330p 330k
100k
100k
4.7k
330k
470k
10
50V
330p
330p
0.0082
22
50V
470
10V
220
10V
0.1 10EDB400.1100k
470
10V
4.7k 4.7k
10
50V
10
50V
3.3k
47
50V
10
50V
10
50V
10
50V
10
50V
0.01
220
10V
10
50V
10 50V
4.7k
4.7k
330p
KRC102M-AT
220k
27p 27p
0.0082
10
50V
10
50V
2SC2001TP
-LK
2SC2001TP
-LK
8P
5.65.6
10
50V
0.022
150k
5.6k
(L)(R)
(GND)
220k
3.3k
47
50V
A1
A2
A3
A4
A5
B1
B2
B3
83
84
85
86
78
79
MD R
MD L
TAPE R
TAPE L
REC R
REC L
REC L
REC R
TAPE L
MD L
MD R
TAPE R
88
87
73
72
71
70
69
68
67
18
58
∗
∗
∗∗
TAPE L
TAPE R
PB NF R
PB NF L
PB OUT L
PB OUT R
NC
NC
TAPE IN L
TAPE IN R
REC NF R
REC OUT R
REC OUT L
REC NF L
ALC
SC
SI
VDD
GND
VCC
NC
FILTER
NC
NC
NC
NC
NC
NC
NC
VOL OUT L
NC
NC
VOL IN L
TONE OUT L
VOL IN R
TONE OUT R
NC
BASS NF R
BASS OUTR R
BASS OUTR L
BASS NF L
NC
TREBLE NF R
TRE
BLE NF L
NC
NC
LINE OU
T R
LINE OUT L
NC
NC
MD IN R
MD IN L
TU IN L
CD IN L
ST CLK
ST DOUT
ST DIN
ST CE
TUNED
STEREO
L OUT
AGND
R OUT
ST MUTE
RDS+3.3V
NC
RDS INT
RDS DATA
SIGNAL R
SIGNAL GND
LINE MUTE
SPEAKER RELAY
PROTECT
AMP POWER
+9V
CD IN R
W
AT IN R
WA
T IN L
D 4V
SIGNAL L
SAOUT1
SAOUT2
AC DET(SWTCHING)
L-PB
L-REC
R-PB
E-HOT
R-REC
GND
GND
VOL
OUT R
NC
NC
NC
TU
IN R
(1/3)
INPUT SEELCT,
TONE CONTROL,
ELECTRICAL VOLUME
Q306,307
REC BIAS SWITCH
RIPPLE
FILTER
BIAS OSC
BIAS OSC
Q303,304
LEVEL SHIFT
Q301,302
REC/PB SWITCH
R
L
MD/VIDEO
AM
FM 75Ω
ANTENNA
THE ASSEMBLED
BLOCK
SUPPLIED WITH
FM/AM
TUNER PACK
(REC/PB/ERASE)
∗ C123,223
0.1
0.22
(GPX6)
(GPX7)
∗
(GPX6)
(GPX7)
C122,222
2200p
2700p
11P
15P
(EXCEPT AEP)
(AEP)
(AEP)
GND
(Page 32)
(Page 33)
(Page 35)