STR-DG810
17
17
STR-DG810
5-3. BLOCK DIAGRAM — VIDEO SECTION —
2
4
Y
P
B/
C
B
P
R/
C
R
Y
COMP_S1
COMP_S2
P
B/
C
B
P
R/
C
R
Y
P
B/
C
B
P
R/
C
R
J301
J201 (1/2)
21
V MUTE
14
D203
D204
10
4
J200 (1/2)
SAT
VIDEO
IN
DVD
VIDEO
IN
VIDEO 1
IN
VIDEO
IN
VIDEO
IN
COMPONENT
VIDEO
–1
–2
–3
–4
V5
–6
V7
–8
–9
Y
P
R/
C
R
P
B/
C
B
J302
MONITOR
OUT
COMPONENT
VIDEO
–1
-2
J201 (2/2)
J200 (2/2)
–2
–3
–1
VIDEO 1
DVD
SAT
–2
VIDEO
IN
–1
VIDEO
OUT
VIDEO 1
-3
VIDEO
OUT
MONITOR
IC807
+5V-3
IC804
–5V-3
COMP_S2
COMP_S1
V_SW3
V_SW1
V MUTE
V_SW4
VIDEO CONTROL
IC230
VIDEO CONTROL
BUFFER
IC1602
SYSTEM CONTROL
IC1010 (3/7)
VEE
–5V-3
VCC
+5V-3
+15V
–15V
V-1,-2
–5V-3
V+1,+2
+5V-3
J298 (1/2)
VIDEO
–1
VIDEO 3 IN/
PORTABLE AV IN
V_SW1
V_SW2
V_SW3
6
V_SW4
INPUT
SELECTOR
IC203
COMPONENT VIDEO SELECT
IC304
2
V_SW2
HDMI SELECT
DCAC_ON/OFF
REG CTRL
TC74HC153_A
TC74HC153_B
HP RY
• Signal path
: VIDEO
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299