HCD-GN1300D
72
• IC Pin Function Description
MAIN BOARD IC100 R5F3640MDFAR (SYSTEM CONTROL)
Pin No. Pin Name I/O Desciption
1 LED DRIVER - CLOCK O Clock signal for LED Driver IC.
2 LED DRIVER - DATA O Data signal for LED Driver IC.
3 LED DRIVER - LATCH O Latch control signal for LED Driver IC.
4 SIRCS I Remote control signal input.
5 METER POINTER LED O Meter Pointer LED port control.
6 HP-DETECT I Headphone connection detection signal input. (“H”:headphone connected)
7 MIC DETECT I Microphone connection detection signal input. (“H”:microphone connected)
8 BYTE – Ground terminal.
9 CNVss – Ground terminal.
10 XC-IN I Sub system clock input terminal. (32.768kHz)
11 XC-OUT O Sub system clock output terminal. (32.768kHz)
12
RESET
I
System reset signal input from the reset signal IC. (“L”: reset)
After the power supply rises, “L” is input for several hundreds msec and then change to “H”.
13 X-OUT O Main system clock output terminal. (5MHz)
14 VSS – Ground terminal.
15 X-IN I Main system clock input terminal. (5MHz)
16 VCC – Power supply terminal. (+3.3V)
17 NMI I Non-maskable interrupt input terminal.
18 EEPROM DATA I/O External EEPROM memory backup (Serial Data line)
19 EEPROM CLK I/O External EEPROM memory backup (Serial Clock line)
20 AC-CUT I AC off detection signal input from the reset signal IC. (“L”: AC Cut detected)
21 M61530FP-DATA O Serial data output to 4 channel volume IC, M61530FP.
22 M61530FP-CLK O Serial data transfer clock signal output to 4 channel volume IC, M61530FP.
23 MTK-RESET O Reset signal output to DVD motherboard. (“L”: reset)
24 MTK-XIFCS I Communication initialization request acknowledgement signal from DVD motherboard.
25 MTK-BUSY O Communication initialization request signal to DVD motherboard.
26 CIG BK O Backlight control signal for CIG (Chip In Glass) of fl uorescent indicator tube.
27 NO-USE I Unused port (Pull to GND)
28 CIG LATCH O Latch control signal for CIG (Chip In Glass) of fl uorescent indicator tube.
29 IIC-CLK I/O Clock signal for IIC communcation for Master Control controller.
30 IIC-DATA I/O Data signal for IIC communcation for Master Control controller.
31 MTK-POWER-CTR O MTK IC Power control
32 SW-MUTE O Subwoofer muting on/off control signal output. (“L”: muting on)
33 AUDIO-OUT-MUTE O Audio out muting on/off control signal. (“H” : muting on)
34 LMR O CDM loading motor control output.
35 CIG DATA O Data signal for CIG (Chip In Glass) of FL Display.
36 LMF O CDM loading motor control output.
37 CIG CLK O Clock signal for CIG (Chip In Glass) of FL Display.
38 TMR O CDM turning motor control signal output.
39 TMF O CDM turning motor control signal output.
40 E-1 I Disc tray status detection signal input from CDM.
41 LED DRIVER - OE O LED driver Output enable (L) / disable (H).
42 E-2 I Disc tray status detection signal input from CDM.
43 E-3 I Disc tray status detection signal input from CDM.
44 TBL-SENSE I Disc tray position detection signal input from CDM.
45 SW-SPK RELAY O Relay drive signal output for the passive sub woofer. (“H”:relay on)
46 OPEN-SW I Eject detection signal input from CDM.
47 MTK-SIO O Serial data output signal to DVD motherboard.
48 MTK-SOD I Serial data input signal from DVD motherboard.
49 MTK-CLK I Serial data clock signal to DVD motherboard.
50 SPEAKER RELAY O Relay drive signal output for the speakers. (“H”:relay on)
51 LINE-MUTE O Line muting on/off control signal.(“L”:muting on)
52 R2A15216FP-DATA O Serial data output to audio signal IC, R2A15216FP.
53 R2A15216FP-CLK O Serial data transfer clock signal output to audio signal IC, R2A15216FP.
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