Onkyo HT-R550, Руководство по обслуживанию

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TX-SR505/505E
IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS-12
Q4002 : AN15881A (Video SW for TV with Multi-signal 14 Inputs and 4 Outputs) -3/3
TERMINAL DESCRIPTION
Y2
Luminance signal input 1 Y1
V8
V7
V6
V5
V4
V3
V2
Video composite signal input 1
V1
VOUT2 feedback input
In VOUT2-FB
VOUT2 signal output
Out VOUT2
VOUT1 signal output
VOUT1
VOUT3 signal output
VOUT3
VOUT3 feedback input
In VOUT3-FB
I C bus clock input
2 In SCL
In SDA
YOUT2 signal output
YOUT2
YOUT1 signal output
YOUT1
5.0V power supply
Power supply VCC3
VOUT4 feedback input
In VOUT4-FB
VOUT4 signal output
VOUT4
Description
YOUT2 feedback input
In YOUT2-FB
YOUT3 signal output
YOUT3
YOUT3 feedback input
In YOUT3-FB
YOUT4 signal output
YOUT4
YOUT4 feedback input
In YOUT4-FB
Ground
Ground GND3
COUT1 signal output
COUT1
COUT2 signal output
COUT2
COUT3 signal output
COUT3
5.0V power supply
Power supply VCC2
COUT4 signal output
COUT4
CYOUT2 signal output
CYOUT2
CYOUT2 feedback input
In CYOUT2-FB
CYOUT3 signal output CYOUT3
CYOUT3 feedback input
In CYOUT3-FB
Ground
Ground GND2
PBOUT1 signal output Out PBOUT1
PBOUT2 signal output Out PBOUT2
I C bus data input
2
Video composite signal input 3
Video composite signal input 2
Video composite signal input 5
Video composite signal input 6
Video composite signal input 7
Video composite signal input 8
Video composite signal input 4
Luminance signal input 2
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Pin name
Type Pin No.
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
78
77
79
80
Out
In
In
In
In
In
In
In
In
In
In