Onkyo HT-R640 - Hdmi Board

BLOCK DIAGRAM-2
VIDEO SECTION
HT-R640
A
1
2
3
4
5
BCDEFGH
C
CB
CR
Y
CB
CR
CR
Y
CB
Y
Y
CR
CB
Y
V
LC74763
-9836
OSDDA OSDCS OSDCK
C2
Q4001 ADV7183A
Y1
COMPOSITE
C1
COMPOSITE / Y2AIN2
AIN1
AIN3
AIN4
AIN5
DIGITAL VIDEO DECODER
SCL
SDA
VDRST
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
Y
VIDEO2
VIDEO1
Y
VIDEO1
VIDEO2
C
Y
C
Y
C
COMPONENT
VIDEO INPUT
DACA
DACB
DACC
DACD
DACE
DACF
DIGITAL VIDEO ENCODER
Q4003 ADV7172
V
Y
C
CB
CR
Y
MONITOR
MONITOR
S VIDEO INPUT
YC
(FRONT)
YC
YC
Y
C
YC
VIDEO1
DVD
VIDEO2
VIDEO3
VIDEO4
VIDEO2
VIDEO1
COMPOSITE
VIDEO INPUT
VIDEO4
DVD
VIDEO3
(FRONT)
OSD
HDMI BOARD
C
SDET
M-SDET
COMPOSITE
VIDEO OUTPUT
S VIDEO
OUTPUT
V_Y
Q4002 AN-15881A
CB
CR
Y
CR
CB
Y
COMPONENT
VIDEO OUTPUT
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
0dB
1k
1k
-6dB
1k
-6dB
1k
1k
-6dB
1k
-6dB
1k
1k
0dB 0dB 0dB
OSD*(SDET + SI)
SDET*{OSD+(OSD*SI)}
SELV2
SDET*{OSD+(OSD*SI)}
SDET*OSD
SDET*OSD
SDET
SELV1
SELV2
SDET*{OSD+(OSD*SI)}
6dB
SDET*{OSD+(OSD*SI)}
6dB
6dB
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
6dB
6dB
6dB
SELV1
SDET*OSD
IN1
IN2
IN3
HDMI INPUT
IN1
IN2
HDMI OUTPUT
Micro Processor
Q4002 AN-15881A
Q4002 AN-15881A
Q4004
SDET*{OSD+(OSD*SI)}
SELV1
SELV2
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
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