Sony HCD-GT111 Service Manual page 62

HCD-GT111/GT222/GT444/GT555
Pin No. Pin Name
61 ST-TUNED
62 VCC
63 ST-CE
64 VSS
65 ST-DIN
66 ST-CLK
67 ST-DOUT
68 POWER ILLUMINATOR
69 NO USE
70 USB-BLUE LED
71 MIC/HP DET
72 STBY LED
73 LED CTRL
74 POWER/DISPLAY-KEY
75 ST-RDS-INT
76 ST-RDS-DATA
LED-VOL5. 6 to LED-
77 to 79
VOL1. 2
80 METER LED
81 METER SW
82 TC TAPE-STATE
83 OVERVOLTAGE
84 METER-IN2
85 FL-DRIVER-CLK
86 FL-DRIVER-DATA
87 FL-DRIVER-CS
88 FL-DRIVER-RESET
89 VACS IN
90 OPERATION DIAL
91 MASTER VOL
92 MODEL-IN
93 DEST-IN
94, 95 AD-KEY-2, AD-KEY-1
96 AVSS
97 AD-KEY-0
98 VREF
99 AVCC
100 METER-IN1
62
I/O
O Tuned detection input from the tuner (FM/AM)
- Power supply terminal (+3.3V)
O PLL chip enable signal output to the tuner (FM/AM)
- Ground terminal
O PLL serial data output to the tuner (FM/AM)
O PLL serial data transfer clock signal output to the tuner (FM/AM)
I PLL serial data input from the tuner (FM/AM)
I Spectrum analyzer drive signal input from the electrical volume
- Not used
O LED drive signal output terminal for the USB indicator
I Headphone/microphone connection detection signal input terminal (A/D input)
O LED drive signal output terminal for STANDBY indicator "H":LED on
O Dynamic LED drive select signal output terminal
I POWER & DISPLAY key press detection signal input terminal (Interrupt input)
RDS data transfer clock signal input the tuner (FM/AM)
I
(GT111: AEP/GT222: AEP/GT444: AEP, UK models)
RDS data input from the tuner (FM/AM)
I
(GT111: AEP/GT222: AEP/GT444: AEP, UK models)
O Dynamic LED drive signal output to the motor drive
O Dynamic LED drive signal output to the motor drive
I Meter position detection signal input terminal (A/D input) (GT222/GT444/GT555)
I Tape playback/recording/stop status detection signal input terminal (A/D input)
I Over-voltage protection detection signal input terminal
O Meter motor drive signal output to the motor drive (GT222/GT444/GT555)
O Serial data transfer clock signal output to the fl uorescent indicator tube driver
O Serial data output to the fl uorescent indicator tube driver
O Chip select signal output to the fl uorescent indicator tube driver
O Reset signal output to the fl uorescent indicator tube driver
I VACS level detection signal input terminal (A/D input)
I Jog dial pulse input from the OPERATION DIAL encoder (A/D input)
I Jog dial pulse input from the MASTER VOLUME encoder (A/D input)
I Model setting terminal (A/D input)
I Destination setting terminal (A/D input)
I Key input terminal (A/D input)
I Ground terminal (for A/D conversion)
I Key input terminal (A/D input)
I A/D Converter reference voltage input terminal (+3.3V)
- Power supply terminal (+3.3V) (for A/D conversion)
O Meter motor drive signal output to the motor drive (GT222/GT444/GT555)
Description
"H": LED on
"H":LED on
"H":LED on
"L": over-voltage detected