Sony STR-K1600 Service Manual page 48

STR-K1600
Ver. 1.1
Pin No. Pin Name
53 RDS_DATA
54 SIRCS
55 HP_DETECT
56 POWER_KEY
57 ADCC_INT
58 POWER_RY
59 VOL IC_CL
60 VOL IC_DA
61 PROTECTOR
62 HP_RY
63 FUSE_DETECT
64 VOL_ENCODER(B)
65 VOL_ENCODER(A)
66 FRONT_A_RY
67 FRONT_B_RY
68 DC-CONTROL
69 C/REAR/SB_RY
70 SW_RY
71 NC
72 BRIDGEABLE_RY
73 DO/SD/ST
74 SLATCH
75 V_SW3
76 V_SW4
77 RSTX
78 COMP MUTE
79 X1A
80 X0A
81 VSS
82 X0
83 X1
84 VCC3
85 HDMI_S2
86 HDMI_S1
87 HDMI_OEB
88 HDMI_PRE
89 HDMI_CTRL
90 COMP_S2
91 COMP_S1
92 BST_SEL
93 XMODE
94 CKSEL1
95 CLK
96 CE
97 DI
98 DO
99 ERROR
100 XSTATE
48
I/O
I RDS data input (Not used in this set)
I SIRCS signal input
I Headphones detection signal input
I Power key detection signal input
I ADCC data input from DSP IC
O Power relay driver control signal output
O Clock signal output for DIR IC
O Serial data and latch output for DIR IC
I Protector detection signal input
O Headphone relay driver control signal output
I Fuse open detection signal input
I MASTER VOLUME encoder (B) signal input
I MASTER VOLUME encoder (A) signal input
O Front speaker relay driver control signal output
O Front B speaker relay driver control signal output (Not used in this set)
O DCAC DC-BIAS switch control signal output (Not used in this set)
O Center/surround/surround back speaker relay driver control signal output
O Sub woofer relay driver control signal output
O Not used (Open)
O Bridgeable relay driver control signal output
I Tuner serial data input
O Tuner latch signal output
O Video SW3 signal output for INPUT SELECT IC
O Video SW4 signal output for INPUT SELECT IC
I Reset signal input
O COMPONENT VIDEO mute signal output
— Not used (Open)
— Not used (Connect to VSS)
— Ground
— Clock signal input (24 MHz)
— Clock signal output (24 MHz)
— Power supply pin (+3.3 V)
O HDMI S2 signal output (Not used in this set)
O HDMI S1 signal output
O HDMI OEB signal output
O HDMI PRE signal output
O HDMI control signal output
O COMPONENT VIDEO assign SW2 signal output
O COMPONENT VIDEO assign SW1 signal output
O 96/24 signal output for DSP IC
O Xmode signal output for DIR IC
O Clock select signal output for DIR IC
O Data clock signal output for DIR IC
O Latch signal output for DIR IC
O Data output for DIR IC
I Data input from DIR IC
I Error detection signal input from DIR IC
I Xstate signal input from DIR IC
Pin Description