49
STR-K995
Pin No. Pin Name I/O Description
1 HDMI_MUTE I HDMI mute signal input
2 HDMI_RESET O HDMI reset signal output
3 XM_RESET O Not used. (Open)
4 XMDACMDI O XM D/A converter MDI signal output
5 XMDACMC O XM D/A converter MC signal output
6 XMDACMS O Not used. (Open)
7SUB_T O Sub T signal output
8 HP_DETECT I Headphone detect signal input
9POWER_RY O Power relay control signal output
10 VOL_CL O Volume serial clock signal output
11 VOL_DA O Volume serial latch signal output
12 PROTECTOR I Protector control signal input
13 BRIDGEABLE_RY O Bridgeable relay control signal output
14 FUSE_DETECT I Not used. (Fixed to “H” (+3.3V))
15 VOL ENCODER(B)_UP I Volume encoder signal input (up)
16
VOL ENCODER(A)_DOWN
IVolume encoder signal input (down)
17 FRONT_B_RY O Front B speakers relay control signal output
18 VSS — Ground pin
19 VCC — Power supply pin (+3.3 V)
20 INPUT_ENCODER_A I Input select encoder signal input A
21 INPUT_ENCODER_B I Input select encoder signal input B
22 SW_RY O Sub woofer relay control signal output
23 HP_RY O Headphone relay control signal output
24 C/REAR/SB_RY O Center/surround speaker relay control signal output
25 FRONT_RY O Front speaker relay control signal output
26 TUN_DO I Tuner serial data signal input
27 TUN_LAT O Tuner serial latch signal output
28 V_MUTE O Video mute control signal output
29 V_COMP SW2 O Component video select switch control signal output 2
30 V_COMP SW1 O Component video select switch control signal output 1
31 V_SW4 O Video input select switch control signal output 4
32 V_SW3 O Video input select switch control signal output 3
33 V_SW2 O Video input select switch control signal output 2
34 V_SW1 O Video input select switch control signal output 1
35 TUNING_ENCODER_A I Not used. (Fixed to “L”)
36 TUNING_ENCODER_B I Not used. (Fixed to “L”)
37 PCM1609_RESET O Reset signal output for A/D and D/A converters IC
38 DIR_XMODE O Mode select signal for digital audio interface IC
39 DIR_CLK_SEL O Serial clock select signal output for digital audio interface IC
40 VSS — Ground pin
41 TC74HC153_A O Input select switch control signal output A
42 TC74HC153_B O Input select switch control signal output B
43 VSS — Ground pin
44 VCC — Power supply pin (+3.3 V)
45 DIR_CLK O Serial clock signal output for digital audio interface IC
46 DIR_CE(LAT) O Serial latch signal output for digital audio interface IC
47 DIR_DI O Serial data signal output for digital audio interface IC
48 DIR_DO I Serial data signal input from digital audio interface IC
DIGITAL BOARD IC1907 MB91F353APMT-G-112E1 (SYSTEM CONTROLLER)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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