Sony STR-DG710 Service Manual page 57

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IC1907 MB91353APMT-G-112E1 (SYSTEM CONTROL) (DIGITAL BOARD (2/3))
Pin No.
1 HDMI MUTE
2 HDMI RESET/HDMI PRE
3 XM RESET
XMDACMDI/
4
PCM1609 MDI
XMDACMC/
5
PCM1609 MC
6 XMDACMS
7
8 HP DETECT
9 POWER RY
10
11
12 PROTECTOR
13 BRIDGEABLE RY
14 FUSE DETECT
15 VOL ENCODER(B) UP
16 VOL ENCODER(A) DOWN
17 FRONT B RY
18
19
20 INPUT ENCODER A
21 INPUT ENCODER B
TE
L 13942296513
22
23
24 C/REAR/SB RY
25
26
27
28
29 V COMP SW2
30 V COMP SW1
31
32
33
34
35 TUNING ENCODER A
36 TUNING ENCODER B
37 PCM1609 RESET
38 DIR XMODE
39 DIR CLK SEL
40
41 TC74HC153 A
42 TC74HC153 B
43
44
www
45
46 DIR CE(LAT)
47
.
48
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Pin Name I/O
I HDMI mute signal input
O HDMI reset signal output
O XM reset signal output
O XM D/A converter MDI signal output
O XM D/A converter MC signal output
O XM D/A converter MS signal output
SUB T O Sub T signal output
I Headphone detect signal input
O Power relay control signal output
VOL CL O Volume serial clock signal output
VOL DA O Volume serial latch signal output
I Protect control signal input
O Bridgeable relay control signal output
I Fuse detect signal input
I Volume encoder signal input (up)
I Volume encoder signal input (down)
O Front B speakers relay control signal output
GND — Ground pin
VCC — Power supply pin (+3.3 V)
I Input select encoder signal input A
I Input select encoder signal input B
SW RY O Sub woofer relay control signal output
HP RY O Headphone relay control signal output
O Center/surround speaker relay control signal output
FRONT RY O Front speaker relay control signal output
TUN DO I Tuner serial data signal input
TUN LAT O Tuner serial latch signal output
V MUTE O Video mute control signal output
O Video component select switch control signal output 2
O Video component select switch control signal output 1
V SW4 O Video input select switch control signal output 4
V SW3 O Video input select switch control signal output 3
V SW2 O Video input select switch control signal output 2
V SW1 O Video input select switch control signal output 1
I Tuning encoder signal input A
I Tuning encoder signal input B
O A/D and D/A converters reset signal output
O Digital audio interface receiver reset signal output
O Digital audio interface receiver serial clock select signal output
VSS — Ground pin
O Input select switch control signal output A
O Input select switch control signal output B
VSS — Ground pin
VCC — Power supply pin (+3.3 V)
DIR CLK O Digital audio interface receiver serial clock signal output
x ao
O Digital audio interface receiver serial latch signal output
y
DIR DI O Digital audio interface receiver serial data signal output
i
DIR DO I Digital audio interface receiver serial data signal input
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Pin Description
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STR-DG710
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2 8 9 9
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