Sony STR DA2400ES - 7.1 Channel Home Theater AV Receiver Service Manual page 78

STR-DA2400ES/DG920
IC3501 CXB1444R-T6
60 59
CEC I/O
CVCC 61
HPD_B 62 HPD OUT
SDA_B 63 DDC I/O
SCL_B 64 DDC I/O
GND 65
GND 66
BCLKN 67
T
BCLKP 68
VCC 69
BDT0N 70
T
BDT0P 71
GND 72
BDT1N 73
T
BDT1P 74
VCC 75
BDT2N 76
T
BDT2P 77
GND 78
VCC 79
HPD_C 80 HPD OUT
1 2 3 4
IC3502 PCA9517DP.118
VCCA 1 8 VCCB
SCLA 2 7 SCLB
SDAA 3 6 SDAB
GND 4 5 EN
IC3511, 3512 TK73400AU3G0L-C
VCONT 1
ON/OFF
CONTROL
VIN 2
GND 3
VOUT 4
THERMAL &
–
OVER CURRENT
FB 5 +
PROTECTION
78
58 57 56 55 54 53 52 51 50 49 48
T T T T
DDC/HPD CONTROL
EQUALIZER/
OUTPUT PIN ORDER CONTROL
MAIN FUNCTION CONTROL
T T T
5 6 7 8 9 10 11 12 13 14 15
VREF
47 46 45 44 43 42 41
HPD IN 40
DDC I/O 39
DDC I/O 38
37
36
35
T
34
33
32
T
31
30
29
T
28
27
26
T
25
24
23
BIAS
22
GENERATOR
T
21
16 17 18 19 20
IC3507 TC74VHC541FT(EL)
20 19 18 17
1 2 3
IC3513 TC7WT125FU (TE12R)
G1# 1
A1 2
Y2 3
GND 4
HPD_SINK
SDA_SINK
SCL_SINK
GND
GND
YCLKN
YCLKP
VCC
YDT0N
YDT0P
GND
YDT1N
YDT1P
VCC
YDT2N
YDT2P
GND
SELA
SELB
SELC
16 15 14 13 12
4 5 6 7 8
8 VCC
7 G2#
6 Y1
5 A2
11
9 10