Sony STR-K790 Service Manual page 37

– HDMI SW Board –
IC5001 TMDS341PFCR
20 19
S1 21
S2 22
S3 23
GND 24
Y4 25
TMDS
Drive
26
Z4
VCC 27
28
Y3
TMDS
Drive
29
Z3
GND 30
31
Y2
TMDS
Drive
32
Z2
VCC 33
34
Y1
TMDS
Drive
35
Z1
GND 36
GND 37
SCL_SINK 38
SDA_SINK 39
HPD_SINK 40
41 42 43
IC5005 SN74LVC1G3157DCKR
1
B2
GND
2
B1 3
18 17 16 15
3-to-1 MUX
Control Logic
44 45 46 47 48
6
S
VCC
5
4 A
14 13 12 11 10 9 8 7 6 5
49 51 52 54 55 57 58
STR-K790
4 3 2 1
80
79
78
(3.3V)
V
CC
R
INT
77
Rx w/
EQ
76
V
CC
R 75
INT
74
Rx w/
EQ
73
V
CC
R 72
INT
71
Rx w/
EQ
70
V
CC
R
69
INT
68
Rx w/
EQ
67
66
65
64
63
62
61
59 60
HPD1
VCC
GND
A24
B24
VCC
A23
B23
GND
A22
B22
VCC
A21
B21
GND
GND
SCL2
SDA2
HPD2
VCC
37