Sony STR-DG500 - Block Diagram - Video Section

STR-DG500/DG600
17 17
STR-DG500/DG600
4-3. BLOCK DIAGRAM — VIDEO SECTION —
3
CH1 IN2
CH2 IN2
CH3 IN2
CH1 IN3
CH2 IN3
CH3 IN3
CHI OUT
CH2 OUT
CH3 OUT
5
9
11
14
12
2 4
Y
P
B/ C B/ B-Y
P
R/ C R/ R-Y
Y
SW1 SW2
COMP SW1 COMP SW2
P
B/ C B/ B-Y
P
R/ C R/ R-Y
J301 (1/2)
(ASSIGNABLE)
(ASSIGNABLE)
J201 (1/2)
22
75Ω
DRIVER
6dB AMP
20
75Ω
DRIVER
6dB AMP
18
75Ω
DRIVER
6dB AMP
10 6 14 2
13
J200 (1/2)
5
3
4
VIDEO 2
IN
DVD
IN
VIDEO
IN
VIDEO
IN
COMPONENT
VIDEO
-4
-5
-6
-1
-2
-3
Y
P
R/ C R/ R-Y
P
B/ C B/ B-Y
J301 (2/2)
MONITOR
OUT
COMPONENT
VIDEO
-7
15
75Ω
DRIVER
RELAY
DRIVER
Q250,251
6dB AMP
1
1 3
75Ω
DRIVER
6dB AMP
-3
J200 (2/2)
J201 (2/2)
-8
-9
-1
VIDEO 1
J298 (1/2)
VIDEO
-1
VIDEO 3 IN/
PORTABLE AV IN
VIDEO 2
DVD
-2
VIDEO
IN
-1
VIDEO
OUT
VIDEO 1
-2
VIDEO
OUT
MONITOR
+5V
REG
IC807
+5V-3
3 2
-5V
REG
IC804
-5V-3
SW1
SW2
COMP SW1
SIN SOUT
LAT
CLK
OE
DATA
COMP SW2
SW3
SW4
VIDEO
CONTROL
IC1601
D203,204
OR
VEE
-5V-3
VCC
+5V-3
+15V
-15V
V1.OUT
M.OUT
V-1,-2
-5V-3
V+1,+2
+5V-3
V1
V2
DVD
V3
NC
SW2 SW4 SW3 SW1
SW2 SW3 SW4 SW1 SW5
VIDEO
SELECTOR
IC203
COMPONENT VIDEO SELECT
IC304
7
9
OR
J253 (1/2)
J252 (1/2)
J252 (2/2)
S-VIDEO
IN
-2
VIDEO 1
S-VIDEO
IN
-1
DVD
S-VIDEO
IN
-2
VIDEO 2
13
3
5
10 6 14 2
15
75Ω
DRIVER
6dB AMP
1
75Ω
DRIVER
6dB AMP
13
3
5
10 6 14 2
15
75Ω
DRIVER
6dB AMP
1
75Ω
DRIVER
6dB AMP
Y
C
G
G
J253 (2/2)
-1
IC253
RY250
VIDEO 1
Y
C
G
G
MONITOR
Y
C
G
G
Y
C
G
G
Y
C
G
G
J251
VEE
-5V-3
VCC
+5V-3
VEE
-5V-3
VCC
+5V-3
V1.OUT
M.OUT
V1.OUT
M.OUT
V1
DVD
V2
7
9
NC
V3
V1
DVD
V2
SW2 SW4 SW1 SW5
SW2
SW4 SW1 SW5
SW2
7
9
NC
V3
SW2
SW4 SW1 SW5
SW4
4
4
SW3
SW3
SW3
SW3 SW1 SW5
Y SWITCH
IC251
C SWITCH
IC252
D251,252
DG600
1 2
SYNC
SEPARATION
HDMI
CONTROL
IC1602
7
13 13
6
5
4
3
2
7 25
I LINE
MEMORY
COLOR
KILLER
I2C
BUS
DYNAMIC
COMB
FILTER
DAC
27
DAC
ADC
VIDEO AMP
Q327
YC
IN
SYSTEM
CLOCK
YOUT
COUT
FSC
Y/C SEPARATION
IC370
Y PROCESS
Q371
1 4
BUFFER
IC372
15 16
IC375
X372
3.57MHz
UPCON
UPCON CLK
D595 OE
D595 LAT
D595 CLK
D595 DATA
CLOCK
GENERATOR
19
PLL
12 12
11 11
14 9
14
SYSTEM
CONTROL
IC1101 (3/5)
33
4 7
34
88
89
87
86
SCL
DG600
SDA
S-VIDEO
OUT
S-VIDEO
OUT
C PROCESS
Q373
8 5
• Signal path
: VIDEO
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