Onkyo TX-SR804 Service Manual page 16
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Also See for TX-SR804:
- Service manual (174 pages) ,
- Quick manual (4 pages) ,
- Instruction manual (96 pages)
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A
B
BLOCK DIAGRAM-2
VIDEO SECTION-1
1
NAVD-8991
VIDEO BOARD
Y
COMPONENT
PB
VIDEO IN 3
PR
Y
2
COMPONENT
PB
VIDEO IN 3
PR
Y
COMPONENT
PB
VIDEO IN 3
PR
3
DVD
VIDEO1
VIDEO2
VIDEO3
VIDEO4
(FRONT)
4
C
Y
DVD
C
Y
VIDEO 1
C
Y
VIDEO 2
C
Y
VIDEO 3
C
Y
VIDEO 4
(FRONT)
5
C
S SIGNAL
DETECT CIRCUIT
Q4004
LC74763-9836
SDET
18
OSD
16
SDET
7 8 9
To Micro Processor
18_CY1
19_CY2
20_CY3
6dB
Y
24_PB1
25_PB2
26_PB3
6dB
CB
30_PR1
31_PR2
32_PR3
6dB
CR
71_V1
72_V2
73_V3
74_V4
4/6dB
75_V5
V
79_Y1
80_Y2
1_Y3
2_Y4
4/6dB
Y
3_Y5
8_C1
9_C2
10_C3
11_C4
4/6dB
12_C5
C
D
E
NAVD-8824
HDMI BOARD
0dB
0dB
CONVERT
CONVERT
CONVERT
Note
"CONVERT" means analog video up-conversion.
Coversion from HDMI to analog video is prohibited.
F
G
0 0
0 0
0 0
6dB
47_CYOUT2
6dB
42_PBOUT1
6dB
39_PROUT1
SDET*OSD
SDET*{OSD+(OSD*SI)}
63_VOUT4
6dB
OSD*{SDET+(SDET*SI)}
68_VOUT2
66_VOUT3
SDET*OSD
SDET*{OSD+(OSD*SI)}
55_YOUT4
6dB
OSD*{SDET+(SDET*SI)}
50_COUT3
SDET*OSD
OSD*(SDET*SI)
SDET*{OSD+(OSD*SI)}
6dB
OSD*{SDET+(SDET*SI)}
59_YOUT2
52_COUT1
57_YOUT3
51_COUT2
Q4002 AN15881A
TX-SR804/804E
H
COMPONENT
VIDEO OUTPUT
Y
PB
PR
COMPOSITE
VIDEO OUTPUT
MONITOR
VIDEO 1
VIDEO 2
S VIDEO
OUTPUT
C
Y
MONITOR
C
Y
VIDEO 1
C
Y
VIDEO 2
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