ICF-DVD57TV
38
38
ICF-DVD57TV
6-16. SCHEMATIC DIAGRAM – MAIN Section (3/4) –
•
See page 50 for IC Block Diagrams.
JK502
HVE0024
JK502
M301
DISC TRAY
OPEN/CLOSE
S001-1
DISC TRAY
OPEN DETECT
S001-2
DISC TRAY
CLOSE DETECT
S001
+
–
+
–
OPTICAL
OUTPUT
B
DVD
BOARD
(1/2)
CN705
15
MAIN
(2/4)
BOARD
17
(4/4)
MAIN
BOARD
BOARD
MAIN
(2/4)
14
(1/2)
CN701
A
BOARD
DVD
BOARD
C
(2/2)
CN704
DVD
TU
BOARD
E
CNP1
BOARD
MAIN
(1/4)
11
IC B/D
IC B/D
IC B/D
(0)
(2.5)
(2.5)
(2.5)
(5)
(2.5)
(2.5)
(2.5)
4.4
0.1
0.1
0.7
0
0
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
9
0
0
0.6
0
0.6
7.2
0
12.2
12.9
6.4
6.4
12.2
POWER ON:5
ST
ANDBY
:0
5
5
0
0
5.5
2.2
2.2
0
0
0
7
0
0
0.6
0.6
0
6.1(0)
1.8
(6.2)
6.2
5
POWER ON:0
STANDBY:5.1
STANDBY:0
POWER ON:5
(1.6)
(5)
1
A
8P
CN454
1
DVD RESET
2
XIFCS
3
XIFBUSY
4
SI0
5
SO0
6
SCK
7
DVD AMUTE
8
TRAY DET
IC302
BD3870FS
1
V LIN
2
V RIN
3
SEL R
4
SEL L
5
CO LIN
6
CO RIN
7
R LIN
8
R RIN
9
TV LIN
10
TV RIN
11
VREF
12
GND
13
SC
14
SI
15
VCC
16
ROUT
17
LOUT
18
BOUT L
19
BNF L
20
BOUT R
21
BNF R
22
TNF R
23
TNF L
24
CAP
IC303
RC4580IPWR
1
2
3
4
GND
5
6
7
8
VCC
3P
CN355
1
SPDIF
2
5V
3
SPDIF GND
11P
CN10
1
S-GND
2
VT
3
GND
4
RCH
5
R +B
6
LCH
7
PLL CE
8
PLL DATA
9
PLL CLK
10
COUNT
11
MUTE
SPDIF
5V
GND
IC351
BA6208
1
NC
2
B IN
3
A IN
4
NC
5
GND
6
VCC
7
B OUT
8
A OUT
9
NC
C356
1000p
50V
C357
10
C364
0.01
C363
1000p
C362
100p
R354
0
24P
CN354
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Q402
DTA123JUA
C482
47
16V
C351
0.1
C355
0.1
C354
0.1
D351
IN4002B
C201
10
R257
47k
R201
47k
R258
47k
10
C202
R202
47k
C203
470p
R205
22k
R261
47k
R203
4.7k
R262 4.7k
R204
4.7k
R207
4.7k
R208
4.7k
R209
22k
C208
100p
C207
100p
C104
100p
C105
100p
R118
2.2k
R301
1k
C205
100p
C303
10
50V
C301
47
16V
C204
100p
R302
1k
C302
0.01
R218
2.2k
R158
47k
C102
10
R102
47k
R157
47k
C101
10
R101
47k
R107
4.7k
R105
22k
R161
47k
R103
4.7k
R104
4.7k
R162
47k
R108
4.7k
C103
470p
C108
100p
C107
100p
R109
22k
R113
10k
R213
10k
2.2
C210
2.2
C110
C216 2.2
C116 2.2
C215 2.2
C115 2.2
C214 2.2
C114 2.2
C304
47
16V
C109
4.7
50V
C209
4.7
50V
R111
10k
R163
22k
R211
10k
R263
22k
Q201
Q101, 201
MUTING
2SC4081-T106R
Q101
2SC4081-T106R
R259
22k
R227
47k
R159
22k
R127
47k
D201
1SS355
D205
1SS355
D101
1SS355
D105
1SS355
R303
220k
R304
1k
C311
2.2
50V
R225
22k
C212
0.47
50V
C112
0.47
50V
R125
22k
C217 2.2
C117 2.2
C309
0.1
C118
2200p
C218
2200p
C308
0.22
C220
0.1
C221 0.22
R230
2.2k
R231 220k
C121 0.22
R130
2.2k
R131 220k
C120 0.1
R228
470k
R128
470k
R132
0
R232
0
C305
0.01
C307
100p
C310
100p
C306
47
16V
R306 1k
R305
1k
0
R133
0
R233
C125
4.7
50V
4.7
C225
50V
L302
100
µ
H
Q204
Q104, 204
AGC
2SC4081-T106R
Q104
2SC4081-T106R
D202
1SS355
D203
1SS355
D103
1SS355
R152
1k
R252
1k
C136
10
50V
R151
100k
R150
47k
R149
10k
R249
10k
R250
47k
C236
10
50V
R251
100k
Q302
DTA144EUA
MUTING
CONTROL
R309
2.2k
D303
1SS355
R226
1k
R126
1k
D104
1SS355
R138
1k
D204
1SS355
Q203
2SD2652
Q103
Q103, 203
MUTING
2SD2652
R238
1k
R312
10k
C314
22
25V
C226
1000p
C126
1000p
R137 22k
R136
10k
R237
22k
R236
10k
C127
0.47
50V
C227
0.47
50V
R139
100k
R239
100k
R140
2.2k
C140
1000p
C317
2200p
R141
4.7k
C128
2200p
R144
220
R143
470
R314
10k
R316
10k
C316
2200p
R315
2.2k
C315
0.022
R142
22k
C129
0.01
R243
470
R244
220
R241
4.7k
C228
2200p
R240
2.2k
C240
1000p
C230
47
16V
C229
0.01
R242
22k
C318
47
16V
R317
1k
C231
100
16V
C131
100
16V
C232
1000
16V
C132
100
16V
C234
10
50V
C134
10
50V
C322
1000p
R145
2.2
C133
0.01
C233
0.01
R245
2.2
R247
22k
C321
10
50V
D102
1SS355
C235
0.1
C135
0.1
R147
22k
R146
10k
R246
10k
Q301
DTA144EUA
R311
0
C130
47u 16V
L301
0
FB351
0
FB352
0
16V
47
C353
0.1
C241
0.1
C141
DVD_RESET
XIFCS
XIFBUSY
SI0
SO0
SCK
DVD_AMUTE
TRAY_DET
MUTE
PLL_CLK
PLL_DATA
PLL_CE
BY
RY
Y
R216
4.7k
R116
4.7k
9
H
E
19
10
14
C
16
D
I
11
6
5
F
15
7
12
J
17
G
2
3
B
K
4
18
20
13
8
L
M
21
CN351
5p
C09
C10
C08
C07
C17
C11
V GND
5.0V
Y
3.3V
GND
GND
5.0V
V-GND
5.0V
A-L+
5.0V
A-L-
V-GND
B-Y
GND
GND
R-Y
GND
GND
3.3V
A-R-
A-R+
A-GND
A-GND
C14
D19
D21
D22
D23
C18
M
MAIN
BOARD
(3/4)
C02
C01
C03
C16
C15
L IN
13
4
L OUT
8
14
FIL
TER
R OUT
5
STBY
PREGND2
7
VCC
R IN
NF R
BS R
15
(NC)
2
POWER GND
6
9
NF L
11
1
10
3
12
BS L
PREGND1
CN302
4P
MS-203
CN001
5p
IC351
DISC TRAY
OPEN/CLOSE
MOTOR DRIVE
RADIO ON
IC303
MIX AMP
IC302
SP101
(L-CH)
SP201
BOARD
JK502
TRANSCEIVER
OPTICAL
C19
C04
C05
C12
C13
(R-CH)
D27
D24
D26
SWITCH
STANDBY
SWITCH
SURROUND/TONE CONTROL
INPUT SELECT SWITCH,
ELECTRICAL VOLUME,
D15
IC301
BA5417
IC301
POWER AMP
1
2
3
D304
1SS355
(Page 30)
(Page 30)
(Page 31)
(Page 33)
(Page 39)
(Page 37)
(Page 36)
(Page 37)