HCD-GTR33/GTR55/GTR77
47
MAIN BOARD (1/3) IC401 R5F364AEDFA (SYSTEM CONTROLLER)
Pin No. Pin Name I/O Description
1 FL-DRIVER-CS O Serial data chip select signal to FL Driver, PT6324
2 FL-DRIVER-CLK O Serial data clock signal to FL Driver, PT6324
3 FL-DRIVER-DATA O Serial data output signal to FL Driver, PT6324
4 SIRCS I Remote control signal input
5 CDM-SD I CDM protector detection input signal "H": protector on
6 M2- O Disc change and mode change motor control signal output
7 M2+ O Disc change and mode change motor control signal output
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 (8MHz)
14 VSS - Ground terminal
15 X-IN I Main system clock input terminal (8MHz)
16 VCC - Power supply terminal (+3.3V)
17 NMI I Non-maskable interrupt input terminal
18 M1- O Tray/drawer transportation motor control signal output
19 MTK-BSY O BUSY Signal communication between MTK Board
20 AC-CUT I AC off detection signal input from the reset signal IC "L": AC Cut detected
21 M1+ O Tray/drawer transportation motor control signal output
22 SW3 I Disc change and mode change detection signal input from CDM
23 SW1 I Disc change and mode change detection signal input from CDM
24 SW-CHUCK I Tray chuck position detection signal from CDM
25 SW2 I Disc change and mode change detection signal input from CDM
26 SW-CLOSE I Drawer close position detection signal input from CDM
27 SW-STOCK I Tray stock position detection signal from CDM
28 SW-OPEN I Drawer open position detection signal input from CDM
29 IIC-CLK I/O Serial data transfer clock signal output terminal
30 IIC-DATA I/O Serial data output terminal
31 METER BL CTL O
Meter Backlight LED control signal. "H" LED ON (Only for HCD-GTR55 and HCD-GTR77
model)
32 NO-USE - Unused
33 NO-USE - Unused
34 MTK-XIFCS I Chip Select Signal from MTK DMB Board
35 MTK-SOD O Data Out Signal to MTK DMB Board
36 MTK-SIO I Data In Signal from MTK DMB Board
37 MTK-CLK I Clock Signal from MTK DMB Board
38 FAN CTRL ON/OFF O Fan Control Switch "H": fan on
39 METER LED_CTL O
Dynamic LED drive signal output to the Meter Pointer LED and Meter Backlight LED.
"H":LED on (Only for HCD-GTR33 model)
Meter pointer LED Control pin. "H":LED on (Only for HCD-GTR55 and HCD-GTR77 model)
40 NO-USE - Unused
41 TC REC MUTE O TAPE muting control. "H": muting on (Only for African model)
42 MTK PWR CTL O Power Control pin for MTK DMB board
43 AD SUPPLY SWITCH O AD Power Control pin
44 ST-CLK O PLL serial data transfer clock signal output to the tuner unit
45 MTK-OE O MTK Output enable control pin
46 NO-USE - Unused
47 MTK HUB RST I MTK Hub Board reset pin
48 MTK-RESET I MTK DMB Board reset pin
49 TC_M+9V SW O TCM power supply control signal output "H":power on (Only for African model)
50 PROTECT I Speaker protect detection signal input from speaker protect circuit "H":protector on
51 STK MUTE O Power amplifi er on/off control signal output "H": amplifi er on
52 SW SPK RELAY O Relay drive signal output for the subwoofer "H":relay on
53 FR SPK RELAY O Relay drive signal output for the front speakers "H":relay on
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