Schematic Diagram - Main Section (3/4) - Sony ICF-DVD57TV Service Manual

ICF-DVD57TV
6-16. SCHEMATIC DIAGRAM – MAIN Section (3/4) –
1 2 3 4
A
MS-203 MAIN
B
BOARD BOARD
(3/4)
CN001 CN351
S001-1 S001
5p 5p
DISC TRAY
OPEN DETECT
S001-2
DISC TRAY
CLOSE DETECT
M301 M
C
DISC TRAY
OPEN/CLOSE
JK502
OPTICAL
TRANSCEIVER
JK502
HVE0024
(1.6)
SPDIF 1
JK502
D (5)
OPTICAL 5V 2
OUTPUT
GND 3
CN355
C356
3P 1000p
(Page 30) B
SPDIF 1
DVD 5V 2
BOARD
SPDIF GND 3
(1/2)
E
CN705
CN354
24P
A-GND 1
A-R- 2
A-R+ 3
A-GND 4
A-L- 5
A-L+ 6
F
V-GND 7
R-Y 8
V GND 9
(Page 30) A
B-Y 10
V-GND 11
DVD
BOARD Y 12
(1/2)
GND 13
CN701
5.0V 14
G
GND 15
GND 16
FB351
GND 17
0
5.0V 18
5.0V 19
5.0V 20
GND 21
GND 22
H
FB352
3.3V 23
0
3.3V 24
CN454
8P
I
DVD_RESET
DVD RESET 1
XIFCS
XIFCS 2
(Page 31) C XIFBUSY
XIFBUSY 3
SI0
SI0 4
DVD
SO0
BOARD SO0 5
SCK
(2/2)
SCK 6
CN704
DVD_AMUTE
DVD AMUTE 7
TRAY_DET
TRAY DET 8
J
CN10
11P
MUTE 11
COUNT 10
PLL CLK 9
(Page 33) PLL DATA 8
E
PLL CE 7
TU
LCH 6
BOARD
R +B 5
CNP1
K
RCH 4
GND 3
6.1(0)
VT 2
S-GND 1
Q402
DTA123JUA
RADIO ON
SWITCH
C482
47
L
16V
M
ICF-DVD57TV
• See page 50 for IC Block Diagrams.
5 6 7 8
(Page 37)
14
MAIN
BOARD
(2/4)
IC351
DISC TRAY
OPEN/CLOSE
MOTOR DRIVE
IC351
BA6208
IC B/D 9 8 7 6 5 4 3 2 1
C351
0.1
C353
47
16V
D351
C355 IN4002B
0.1
C354
0.1
R354
C357
0
10
50V
C362 C363 C364
100p 1000p 0.01
C101 R157 R101
10
47k 47k
C102 R158 R102 C103
47k 47k
10 470p
RY
R105 R161 R103 R104
22k 47k 4.7k 4.7k
BY
R107
Y C104
4.7k
100p
C105
100p
R118
2.2k
4 3
IC303
–
+
MIX AMP
+
IC303
–
RC4580IPWR
5 6
R207
4.7k
R261 R203
47k
4.7k
R205
C201 R257 R201
22k
10 47k 47k
R208
C202 R258 R202 C203
10 47k 47k 470p 4.7k
R302
1k
R301
1k
MUTE
R218 C301
C204 C205 C302
47
2.2k 100p 100p 0.01
16V
PLL_CLK
PLL_DATA
PLL_CE
6.2
1.8
(6.2)
MAIN
17
BOARD
(4/4)
(Page 39)
9 10 11 12 13
(Page 36)
11
MAIN
BOARD
(1/4)
R162
47k
R108
4.7k
C107 R109
100p 22k
R163
C109
C112 C212
22k
4.7
C108 0.47 0.47
50V
100p 50V 50V
R225
22k Q101, 201
R111
MUTING
10k 0.1
R226 D205
1k 1SS355
R304
R259 R227
0 1k
22k
47k D201
Q201 R303
1SS355
2SC4081-T106R 220k
2 1
R159 R127
22k
47k R126 D105
1SS355
1k
0
D101 C311
Q101
7 8 2.2
1SS355
2SC4081-T106R
50V
0.1
R263
C209
22k
4.7
50V
R211
10k 4.4 0.7
CAP
V LIN
4.4 4.4
TNF L
V RIN
C217 2.2 4.4 4.4
TNF R
SEL R
C117 2.2 4.4 4.4
BNF R
SEL L
4.4 4.4
BOUT R
CO LIN
C114 2.2 4.4 4.4
BNF L
CO RIN
C214 2.2 4.4 4.4
BOUT L
R LIN
C115 2.2 4.4 4.4
LOUT
R RIN
L301 C215 2.2 4.4 4.4
ROUT
0
TV LIN
C116 2.2 4.4 9
VCC
TV RIN
C216 2.2 4.4 0
SI
VREF
0
C303 SC
10
GND
50V
R113 R213
IC302
C110 10k 10k
2.2
INPUT SELECT SWITCH,
ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
R216 R116
IC302
4.7k 4.7k
C210 BD3870FS
C304
2.2 C305
47
0.01
16V IC B/D
C306
47
16V
38 38
14 15 16 17 18
IC301
POWER AMP
IC301
BA5417
5
IC B/D
5 Q302 15 14 13 12 11 10 9 8
DTA144EUA
MUTING
0.6 0 0 0.6 7.2
CONTROL
0
R309
2.2k
C125
Q103, 203
4.7 D303
R136
MUTING
50V 10k 1SS355
Q103 0
C127
2SD2652
0.47
R137 22k 0
50V
D104 R138
D304 1k
1SS355
1SS355
R139
C126
100k
1000p
R312 C314
C226
10k 22 R239
25V 1000p 100k
0
D204 R238
1SS355 1k
R237 Q203
7
C227
22k 2SD2652
0.47
50V
C230
R236 47
R242 C229
10k
16V
22k 0.01
C130
47u 16V
R315 R142
C317 C315 C129
2.2k 22k
2200p 0.022 0.01
R143
R314 R316
470
10k 10k
C316 R144 C140 R140 C128 R141
2200p 220 1000p 2.2k 2200p 4.7k
R133 C225
0 4.7
50V
C308
0.22
C309
R233
0.1
0
C118
2200p
C218
2200p
R251
100k
C241
R252
0.1
1k
0.6
C220
R228 R230
470k 0.1 2.2k
0
C236
C221 0.22 R231 220k
10
50V
C120 0.1
R128 R131 220k
R250
470k C141 0.1 0 47k
C121 0.22 R130 2.2k R249
10k
R132 0
0.6
R149
R232 0 10k
Q104, 204
R306 1k R150
AGC
47k
R305
R152
1k
1k
C136
D103 10
1SS355
50V
POWER ON:5
POWER ON:0
STANDBY:0
R151 STANDBY:5.1
100k
L302
100µH
Q301 5
DTA144EUA
R311
STANDBY 0
SWITCH
C307 C310
100p 100p
MAIN
15
BOARD
(2/4)
(Page 37)
19 20 21
7 6 5 4 3 2 1
12.2 6.4 12.9 6.4 12.2
C131
100
16V
C132
C232 C234
C134
1000 100
10 10
16V 16V
50V 50V
CN302
4P
SP101
(L-CH)
C322
1000p
SP201
(R-CH)
R145 C133
2.2
0.01 R246 R146
10k 10k
R245 C233
2.2
0.01
D102
1SS355
D202
1SS355
R247 R147
22k
22k
C318 C321 C235 C135
47 10
0.1
0.1
16V 50V