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PANEL BOARD (1/3) IC302 LC87F7DJ2CVU-QIP-H (SYSTEM CONTROL)
Pin No.
Pin Name
1
O-CD-RST
2
O-CD-DI
3
O-CD-CE
4
O-USB-RST
5
O-DIMMER
6
I2C-FUNC-DATA
7
I2C-FUNC-CLK
8
I2C-TU-DATA
9
I2C-TU-CLK
10
O-VOL-LED
11
I-RST
Sub Clock
12
(32.768kHz)
Sub Clock
13
(32.768kHz)
14
VSS1
15
Main Clock(20MHz)
16
Main Clock(20MHz)
17
VDD1
18
I-CD-OP/CL
19
I-MODEL
20
I-SUFFIX
21
I-SIGNAL-LEVEL
22
I-LED-LEVEL
23
I-VACS
24 to 26
I-KEY2 to I-KEY0
27
I-PROTECT-F
28
I-AC-CUT
29
I-RMC(SIRCS)
30
O-FAN-LOW-SPEED
31
O-FR-RELAY
32
O-SW-MUTE
33
O-AMP-RST
34
I-V2-MONI
35
I-PROTECT-S
36
O-HP-MUTE
37
O-MAIN-ON
38
O-SUB-ON
39
O-VBUS-ON
40
I-VBUS-OCP
41
I-RDSI
42
O-STBY-SW
43
O-LCD-LED
44
NC
45 to 53
SEG0 to SEG8
54
VDD2
55
VSS2
56 to 79
SEG9 to SEG32
80 to 82
LCD V3 to LCD V1
83 to 86
COM3 to COM0
87
O-CD-M–
88
O-CD-M+
89
VSS3
90
VDD3
91
O-CD-ON
92
O-USB-SLEEP
93
O-USB-TXD
94
I-USB-RXD
I/O
O
System reset signal output for the CD-MP3 processor
O
Serial data output for the CD-MP3 processor
O
Chip enable signal output for the CD-MP3 processor
O
System reset signal output for the USB control
O
Volume LED dimmer control signal output
O
Serial data output for the electrical volume
O
Serial data transfer clock signal output for the electrical volume
O
Serial data output for the AM/FM DET
O
Serial data transfer clock signal output for the AM/FM DET
O
Volume LED ON/OFF signal output
I
Reset signal input (L: reset)
I
Sub system clock signal input (32.768 kHz)
O
Sub system clock signal output (32.768 kHz)
—
Ground
I
Main system clock signal input (20 MHz)
O
Main system clock signal output (20 MHz)
—
Power supply pin (+3.3 V)
Disc tray close/open detection signal input/headphones with/without detection signal input
I
from the CD mechanism deck
I
Model setting pin
I
Destination setting pin
I
Audio level detection signal input
I
Volume LED level detection signal input
I
VACS level detection signal input
I
Key signal input (A/D input)
I
Fast protection detection signal input (L: abnormal, H: normal)
I
AC cut detection signal input
I
Remote control signal input from the remote control signal receiver
O
Fan speed control signal output
O
Speaker relay ON/OFF signal output (HCD-EX900)
O
Subwoofer ON/OFF signal output (HCD-EX900)
O
Amplifi er reset signal output
I
V2 power supply monitor signal input
I
Standard protection detection signal input (L: abnormal, H: normal)
O
Headphones mute ON/OFF signal output (L: mute OFF, H: mute ON)
O
Main power supply ON/OFF control signal output
O
Sub power supply ON/OFF control signal output
O
VBUS power supply ON/OFF control signal output
I
VBUS overcurrent detection signal input (L: abnormal, H: normal)
I
RDS detection signal input
O
Power supply control at standby mode
O
LCD back light LED ON/OFF control signal output
—
Not used. (Open)
O
Segment drive signal output for the liquid crystal display panel
—
Power supply pin (+3.3 V)
—
Ground
O
Segment drive signal output for the liquid crystal display panel
—
Bias power supply for the liquid crystal display panel
O
Common drive signal output for the liquid crystal display panel
O
CD motor drive (–) signal output for the CD mechanism deck
O
CD motor drive (+) signal output for the CD mechanism deck
—
Ground
—
Power supply pin (+3.3 V)
O
Digital power supply control signal output for the CD-MP3 processor
O
Sleep control signal output for the USB control
O
USB TX signal output for the USB control
I
USB RX signal input from the USB control
HCD-EX600/EX700/EX900
Description
49
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