Schematic Diagram - A_Video Board (4/4) - Sony STR-DA4300ES Service Manual

6-69. SCHEMATIC DIAGRAM – A_VIDEO Board (4/4) –
1 2
A
A_VIDEO BOARD (4/4)
12
79
14
B
A_VIDEO
13
BOARD
(2/4)
11
(Page 91)
C
D
E
74
8
A_VIDEO
BOARD
7
(1/4)
(Page 90)
F
G VSEL5
VSEL1
H VSEL2
VSEL3
VSEL4
VSEL2-1
VSEL2-2
VSEL2-3
VSEL2-4
81
16
17
I
A_VIDEO
15
BOARD
(3/4)
18
(Page 92)
STR-DA4300ES
• See page 110 for IC Block Diagrams.
3 4 5
IC6501
LEVEL SHIFT
IC6501
TC74HCT7007AF(EL)
-0.6
5
1 14
VCC
0
-0.6
2 13
0
3 12
-0.6
4 11
0
5 10
-0.6
6 9
0
7 8
GND
C6501 0.1
R6501
IC B/D
IC6502
C6502
DATA DECODER
5
1 16
QB VCC
0
2 15
QC QA
COMP_ON/OFF 0 0
3 14
QD S-IN
VC_SEL 5 0
4 13
QE OE
DM_SEL1 0 0
5 QF LAT 12
0 0
DM_SEL2
6 QG 11
CLK
0
VC_SEL2 0
7 QH 10
RST
0
8 GND 9
D6501 S-OUT
MA2J1110GLS0
C6503
IC6502
0.1
SN74HC595ANSR
D6502
MA2J1110GLS0
IC6503
IC B/D
DATA DECODER
IC6503
SN74HC595ANSR
5 5
1 QB 16
VCC
0 0
2 QC 15
QA
0 0
3 QD 14
S-IN
0 0
4 QE 13
OE
0 0
5 12
QF LAT
0 0
6 11
QG CLK
0 0
7 10
QH RST
8 9
GND S-OUT
6 7 8
V595-CLK
V595-DATA
V595-OE
V595-LAT
C6251
1000
6.3V
C6252
100
16V
IC6206
10k
-5V REGULATOR
0.1
R6503
220
4 3 2 1
C6504
4700p
C6505
4700p
5 6 7 8
IC B/D
IC6504
VIDEO SELECT
R6502
220
R6504
100
C6509
C6506
C6508
0.1
100
47p
16V
93 93
9 10 11
V595-DATA
V595-CLK
V595-LAT
V595-OE
V_DET
COMPO_DET
IC6205
+5V REGULATOR
IC6205
uPC2905HF
5 6.3
3 O I 1
G
2 C6253
0.1
1 C6254
-5 -7.7
0.1
G
3
O I 2
IC6206
TA79005S
DM_SEL2
C6511 10 50V
DM_SEL1
C6512
10
50V C6513
10
50V
C6514
10
50V
4 3 2 1
5 6 7 8
IC6505
VIDEO SELECT
IC B/D
R6505
100
R6506
C6507
C6510
75
47p
0.1
STR-DA4300ES
12 13
CN6203
R6250
12P
100
1 C_MON_MUTE
R6244
100
2
COM2_DATA
R6245 100
3
COM2_CLK
R6246
100
4
V595_LAT
100
R6247
5 AY
V595_OE
R6251 100
6 M_MUTE
R6252 100
CONTROL
7 VC_MUTE
BOARD
8 DM_GND (1/2)
CN2005
9 DM_VIDEO
(Page 98)
R6243 0
10 DM_GND
11 V_DET
12 COMPO_DET
23
72
22
A_VIDEO (Page 90)
24 BOARD
(1/4)
75
21
A_VIDEO (Page 90)
20
BOARD
CN6204
(1/4)
5P
AL
1 +12V
2 RY_GND
MAIN
3 +7V BOARD
(4/4)
4 VIDEO GND
CN1006
5 -7V
(Page 39)
78
22
24
A_VIDEO
23
BOARD
(2/4)
(Page 91)
80
22
24
A_VIDEO
BOARD
23
(3/4)
(Page 92)
CN6501
2P
AZ
1 V-GND
VIDEO3
2 VIDEO3-V
BOARD
CN728
(Page 95)