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HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
MAIN BOARD IC500 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 STBY LED O LED drive signal output of POWER indicator.
4 SIRCS I Remote control signal input
5
METER BACKGROUND
LED
O Meter Bachground LED port control.
6 NO USE O Unused port (Output port setting - open)
7 LED DRIVER-LATCH O Latch control signal for LED Driver IC.
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 USB OC 1 I USB A over current detect pin.
19 USB OC 2 I USB B over current detect pin.
20 AC-CUT I AC off detection signal input from the reset signal IC “L”: AC Cut detected
21 USB HUB RESET O USB HUB reset port.
22 USB VBUS DET O USB VBUS Power detect for output enable.
23 MTK RESET I Disc tray status detection signal input from CDM
24 MTK XIFCS I MTK chip selector
25 MTK BUSY O MTK chip busy status output.
26 CIG BK O Backlight control signal for CIG (Chip In Glass) of fl uorescent indicator tube.
27 USB OE O USB output enable port
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 STK-MUTE O Power amplifi er and sub woofer amplifi er on/off control signal output “H”: amplifi er on
32 PROTECTOR I Speaker protect detection signal input from speaker protect circuit “L”:protector on
33 LINK RELAY O Surround speaker mode control signal “H”:LINK “L”:MATRIX SURROUND1/2
34 LMR O CDM loading motor control signal output
35 CIG DATA O Data signal for CIG (Chip In Glass) of FL Display.
36 LMF O CDM loading motor control signal 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
42 E-2 I Disc tray status detection signal input from CDM
41 LED DRIVER OE O LED driver Output enable (H) / disable (L).
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-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 MTK serial data out
48 MTK SOD I MTK serial data in
49 MTK-CLK I MTK serial clock
50 FR RELAY O Relay drive signal output for the front speakers “H”:relay on
51 LINE-MUTE O Line muting on/off control signal “L”:muting on
52 AUDIO IC DATA O Serial data output to audio signal IC, R2A15216FP
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