Sony STR-DG710 Service Manual page 57

IC1907 MB91353APMT-G-112E1 (SYSTEM CONTROL) (DIGITAL BOARD (2/3))
Pin No. Pin Name
1 HDMI MUTE
2 HDMI RESET/HDMI PRE
3 XM RESET
XMDACMDI/
4
PCM1609 MDI
XMDACMC/
5
PCM1609 MC
6 XMDACMS
7 SUB T
8 HP DETECT
9 POWER RY
10 VOL CL
11 VOL DA
12 PROTECTOR
13 BRIDGEABLE RY
14 FUSE DETECT
15 VOL ENCODER(B) UP
16 VOL ENCODER(A) DOWN
17 FRONT B RY
18 GND
19 VCC
20 INPUT ENCODER A
21 INPUT ENCODER B
22 SW RY
23 HP RY
24 C/REAR/SB RY
25 FRONT RY
26 TUN DO
27 TUN LAT
28 V MUTE
29 V COMP SW2
30 V COMP SW1
31 V SW4
32 V SW3
33 V SW2
34 V SW1
35 TUNING ENCODER A
36 TUNING ENCODER B
37 PCM1609 RESET
38 DIR XMODE
39 DIR CLK SEL
40 VSS
41 TC74HC153 A
42 TC74HC153 B
43 VSS
44 VCC
45 DIR CLK
46 DIR CE(LAT)
47 DIR DI
48 DIR DO
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
O Sub T signal output
I Headphone detect signal input
O Power relay control signal output
O Volume serial clock signal output
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
— Ground pin
— Power supply pin (+3.3 V)
I Input select encoder signal input A
I Input select encoder signal input B
O Sub woofer relay control signal output
O Headphone relay control signal output
O Center/surround speaker relay control signal output
O Front speaker relay control signal output
I Tuner serial data signal input
O Tuner serial latch signal output
O Video mute control signal output
O Video component select switch control signal output 2
O Video component select switch control signal output 1
O Video input select switch control signal output 4
O Video input select switch control signal output 3
O Video input select switch control signal output 2
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
— Ground pin
O Input select switch control signal output A
O Input select switch control signal output B
— Ground pin
— Power supply pin (+3.3 V)
O Digital audio interface receiver serial clock signal output
O Digital audio interface receiver serial latch signal output
O Digital audio interface receiver serial data signal output
I Digital audio interface receiver serial data signal input
Pin Description
STR-DG710
57