Sony HCD-GTK1i Service Manual page 28

HCD-GTK1i/GTK2i
Pin No. Pin Name
54 NO-USE
55 NO-USE
56 NO-USE
57 NO-USE
58 NO-USE
59 NO-USE
60 NO-USE
61 NO-USE
62 VCC
63 NO-USE
64 VSS
65 NO-USE
66 NO-USE
67 MODEL-IN
68 DEST-IN
69 MASTER VOL
70 NO-USE
71 AD KEY1
72 AD KEY0
73 NO-USE
74 NO-USE
75 IPOD-DET
76 STBY-LED
77 LCD-DATA
78 NO-USE
79 LCD-CLK
80 LCD-CD
81 LCD-INH
82 SPEAKER BLUE LED
83 SPEAKER RED LED
84 ST-DOUT
85 ST-DIN
86 ST-CLK
87 ST-CE
88 ST TUNED
89 SPEAKER LIGHT-IN
90 NO-USE
91 NO-USE
92 TEMP PROTECT
93 NO-USE
94 AC-CUT DETECT AD
95 VACS-IN
96 AVSS
97 NO-USE
98 VREF
99 AVCC
100 NO-USE
28
I/O
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
- POWER SUPPLY(+3.3V)
- Unused port (Input port setting - short to GND)
- Vss
- Unused port (Input port setting - short to GND)
- Unused port (Input port setting - short to GND)
I Model setting terminal (A/D input)
I Destination setting terminal (A/D input)
I Jog dial pulse input from the VOLUME encoder
- Unused port (Input port setting - short to GND)
I Key input terminal for AD key line 1
I Key input terminal for AD key line 0
- Unused port (Output port setting - open)
- Unused port (Input port setting - short to GND)
I iPod plug in detection. "L": connected, "H" : disconnected
O LED drive signal output of POWER indicator
O Data signal output for LCD driver IC
- Unused port (Input port setting - short to GND)
O Clock signal output for LCD driver IC
O Chip Enable control signal for LCD driver IC
O LCD display off control output to LCD driver IC (LC75834)
O Speaker lighting blue LED control pin
O Speaker lighting red LED control pin
I PLL serial data input to the tuner IC
O PLL serial data output from the tuner IC
O PLL serial data transfer clock signal output to the tuner IC
O PLL chip enable signal output to the tuner IC
I "TUNED" input signal from Tuner IC (LV23401V)
I Speaker light input signal
- Unused port (Input port setting-short to GND)
- Unused port (Input port setting - short to GND)
I Temperature protect detection signal input from thermistor (A/D input)
- Unused port (Input port setting - short to GND)
I AC supply off detect pin by AD input
I Audio signal level detection input for Variable Attenuation Control System. (A/D input)
I Analog Ground
- Unused port (Input port setting - short to GND)
I Analog Reference Voltage
- Analog Power Supply
- Unused port (Input port setting - short to GND)
Desciption