Schematic Diagram - Main Board (1/4) - Sony HCD-GT111 Service Manual

HCD-GT111/GT222/GT444/GT555

7-15. SCHEMATIC DIAGRAM - MAIN Board (1/4) -

1 2 3 4
MAIN BOARD (1/4)
A
B
JW277
C
JR123 0.1
∗
R225
∗
JL253 R223 ST-L
1 ST-L
JL254 R226 ∗
ST+9V
JL255 R224 ∗
ANTENNA ST-R ST-R
D JL256
GND
FM 75
JL257 61
COAXIAL TUNED
FFC220
JL258 63
TUNER ST-CE
(FM/AM)
JL259
ST-DIN 65
AM
JL260 66
ST-CLK
JL261 67
ST-DOUT
(GT111: AEP/GT222: AEP/GT444: AEP) JL262 75
RDS-INT
JL263 76
11 RDS-DATA
E
F
G
H
CN470
8P
JL264
A+9V 1
JL265
MIC SIGNAL 2
JL266
A
MIC GND 3
JL267
AUX-L 4
JL268
MIC
AGND 5
BOARD
JL269
NO700
AUX-R 6
I
(Page 40) JL270
AGND 7
JL271
HP/MIC DET 8
CN450
9P C471 0.1
JL275
A+9V 1
JL276
PB-LCH 2
JL277
PB-RCH 3
JL278
B
A-GND 4
J JL279
REC-LCH 5
JL280
TC
REC-RCH 6
BOARD
JL281
(Page 31)
M-GND 7
JL282
M+9V 8
JL283
TP-STATE 9
K
HCD-GT111/GT222/GT444/GT555
• See page 54 for IC Block Diagrams.
5 6 7 8
∗ R223, 224
2.2k (GT111: AEP/GT222: AEP/GT444: AEP)
2.7k (GT111: E3, E51/GT222: E51, MX, AR/GT444: E51, MX, AR/GT555: E51, MX, AR)
3.3k (GT111: RU, E2/GT222: RU, E2/GT444: RU, E2/GT555: RU, E2)
∗ R225, 226
4.7k (GT111: RU, E2/GT222: RU, E2/GT444: RU, E2/GT555: RU, E2)
6.8k (GT111: AEP, E3, E51/GT222: AEP, E51, MX, AR/GT444: AEP, UK, E51, MX, AR/GT555: E51, MX, AR)
Q128
2SC3052EF-T1-LEF
BASS AGC
4.4
4.4 R138 47k
R128
15k R122 100
(GT444/GT555)
C123
10
4.4 R121 100
50V
R177 R188
1.5k 47k
R127 1.5k R178 15k
C127
∗
C179
2.2
50V
C128
∗
28 27 26 25 24 23 22 21 20 19 18 17 16 15
C129
2.2
50V
4.4
29 VOLINL
BASS2R
C131
4.4
10
R132 30 TONEOUTL
BASS1R
50V C132 0.047
4.7k
4.4
31 BASS2L MID2R
4.4
BASS1L
R133 32 MID1R
C133 0.022
4.7k 4.4
33 MID2L IC407
TRER
4.4
C135
34 MID1L
SA2
*
4.4 INPUT SELECTOR,
C134 0.01
35 TREL
ELECTRICAL VOLUME SA1
4.4
IC407
36 RECBL RECBR
R2A15216FP
4.4
RECAL
37 RECAR
R136 R137
C137
2.7k 10k 38 INGAINOUTL
10 INGAINOUTR
50V
39 GAMEL
GAMER
40 INFL
INFR
41 DMPORT-L DMPORT-R
4.4
AUX-L
42 AUX-R
C142
10
50V
43 44 45 46 47 48 49 50 51 52 53 54 55 56
C143 C193
10 10
50V 50V
C144 C145
10 10
C195 C194
50V 50V
10 10
50V 50V
R195
1.5k
C154
220 R185
16V 10k
C147 C149
0.47 100
50V 10V
Q681, 684
B+ SWITCH
Q681
RT1N431C-TP-1
R683 R681
1k 10k
0
3.3
Q684
8.3
KTA1271Y-AT
9 9
9 10 11 12
∗ C128, 177 ∗ C180
0.12 (GT444/GT555) 1 50V (GT111/GT222)
0.15 (GT111/GT222) 4.7 50V (GT444/GT555)
∗ C127, 178 ∗ C135, 185
0.1 (GT444) 4700p (GT222/GT444)
0.12 (GT111/GT222/GT555) 0.01 (GT111/GT555)
R129 2.2k
R179 2.2k
R192 56k
C209
C242 C206
1000p
470p 470p
C258 C256 C259
C180
∗ 47 470p 470
16V 16V
R258
27k IC251
4.4
LINE AMP
4.4 IC251
NJM4558V-TE2
R263
4.4
470
4.4
GND
5 4
Q178
2SC3052EF-T1-LEF
BASS AGC 4.4 4.4
6 3
4.4 4.4
C181
7 2
C182 R182 10
0.047 4.7k 50V
4.4 8.9 4.4
8 1
14
VCC
4.4
13
C184 0.022
R183 4.7k
4.4
12 C293
4.4 R201 47k 1
11
4.4
C183 0.01 C185
10 ∗
C139 2.2 50V
4.4
9
R108 10k
8 R111
100k
4.4 C109 10 50V
7
4.4
6
R187 R186
C187
5 10 10k 2.7k
50V Q115
4
2SC3052EF-T1-LEF
3
2
4.4
1
R113
1.8k
IC B/D
R119
Q116
100
2SC3052EF-T1-LEF
Q115, 116 C118
BAND-PASS FILTER
50V
R200 R116
C192
22 100
10 D116
50V MC2837
C148
C119 C169
100
6800p 6800p
10V
GT111: AEP, RU/ GT222: AEP, RU/
GT444: AEP, RU, UK/ GT555: RU
36 36
13 14 15 16
∗ R220, 270 ∗ R222, 272
4.7k (GT111/GT222) 10k (GT111)
6.8k (GT555) 22k (GT222/GT444/GT555)
8.2k (GT444)
R203 R271 R221
470 470 470
C218 C270 C221 C220
47
47 100p 47
16V C225
16V 16V
C271 C275
470
100p 1000p 16V
R208 R270 R220
27k ∗ IC252 ∗
LINE AMP
IC252
NJM4558V-TE2
C272
47p
4.4
GND
5 4
C222
47p
4.4
4.4
6 3
C273
22p
4.4 4.4
7 2
C223
22p
8.9 4.4
1
8
VCC
C243
C224
C274
1
2.2
2.2
50V
50V
Q452 Q402, 452 R228
R110 R278
1k
2SC3052EF-T1-LEF MUTING
100k 1k
0
R257
47k
2.9
R114
Q402
680
2SC3052EF-T1-LEF
R279
C117
R229
2.2k
470p
2.2k
R112
470
2.9
R207
47k
0
R227 47k
R277 47k
R276 47k
(GT444/GT555)
C101
22
C277 C227
50V
2.2 2.2
R670 50V 50V
2.2k
2.2
Q670
RT1P141C-TP-1
R117 MUTING CONTROL
15k
C102
4.7
50V
17 18 19
ET601
C241 ET602
1000p
(GT222/GT444/GT555) C648 (CHASSIS)
220p
C647
220p
∗ C382
0.082 (GT444)
0.1 (GT555)
C382 C284 R286
∗ 100
47k R282
10V
100k
R285
R280 47k
5.6k IC253
LINE AMP
R292
IC253
10k
NJM4558V-TE2
C281
8p
4.3
GND
5 4
4.3 4.4
6 3
4.3 4.4
R291
7 2
6.8k
8.9 4.4
1
8
VCC
R283
6.8k R284
8.2k
R287
C287
1k
10
C383
50V
0.068
R288
47k
0
R289
2.2k
2.9
Q430
2SC3052EF-T1-LEF
MUTING
R669
470k
1
3
11
4
MAIN
BOARD
5 (3/4)
(Page 38)
6
7
8
9
11
12
19
18
MAIN
17
BOARD
(2/4)
16
(Page 37)
15
14
13
12