Pioneer SD-533HD5 Service Manual page 161

CXA2079Q (SIGNAL ASSY : IC2801)
• S2-Compatible 6-Input 2-Output Audio/Video Switch
Block Diagram
TV 63
V1 1
V2
8
V3
15
V4
22
V5
60
Y1
3
Y2
10
Y3
17
Y4
24
C1 5
C2
12
C3 19
C4
26
LTV 62
LV1 2
LV2 9
LV3
16
LV4
23
LV5
59
RTV
64
RV1
4
RV2
11
RV3
18
RV4
25
RV5
61
NC
29
NC
30
NC
31
NC 46
NC
47
Audio system is attenuated by 6dB for 6kΩ resistor input, and a total gain is 0dB (LOUT1 and ROUT1 can be changed to –6dB).
SD533H5, SD-643HD5
6dB
6dB
6dB
6dB
6dB
6dB
BIAS
6dB
0dB
6dB
0dB
6dB
6dB
Logic
53 VOUT1
49 YIN1
56
YOUT1
55 TRAP1
58 COUT1
51 CIN1
41 VOUT2
45 YIN2
39 YOUT2
37 COUT2
43 CIN2
57
VGND
50 BIAS
42 V
CC
35
AGND
44 AGND2
52 LOUT1
54 ROUT1
38 LOUT2
40
ROUT2
36 DC OUT
33 SCL
34 SDA
32 ADR
7 S-1
14 S-2
21 S-3
28 S-4
6 S2-1
13
S2-2
20 S2-3
27 S2-4
48 MUTE
161