Onkyo TX-SR55 Service Manual page 7

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A
BLOCK DIAGRAM
COMPONENT VIDEO INPUT
Y1
1
CB1
CR1
Y2
CB2
CR2
2
Y3
CB3
CR3
3
COMPOSITE VIDEO INPUT
DVD
VIDEO1
VIDEO2
VIDEO3
4
VIDEO4
S VIDEO INPUT
C
Y
DVD
NJM2595
C
Y
VIDEO1
C
Y
VIDEO2
5
C
Y
NJM2595
VIDEO3
C
Y
VIDEO4
B
Video section
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
NJM2595
6dB
6dB
6dB
6dB
6dB
Y
6dB
6dB
6dB
C
6dB
OSD
LC74763-9836
-6dB
-6dB
-6dB
-6dB
C
OSD*(SDET+SI)
0dB
SDET*OSD
DIGITAL VIDEO DECODER
ADV7183A
AIN1
Y1
AIN2
COMPOSITE / Y2
AIN3
COMPOSITE
AIN4
C1
AIN5
C2
TX-SR55
D
DIGITAL VIDEO ENCOD
ADV7172
DACA
DACB
DACC
DACD
DACE
DACF

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