Sony HCD-GTR88 Service Manual page 51

MAIN BOARD (1/3) IC401 R5F3640DDFA (SYSTEM CONTROLLER)
Pin No. Pin Name
1 FL-DRIVER-CLK
2 FL-DRIVER-DATA
3 AD SUPPLY SWITCH
4 SIRCS
5 SW-OPEN
6 SW-STOCK
7 SW-CLOSE
8 BYTE
9 CNVss
10 XC-IN
11 XC-OUT
12 RESET
13 X-OUT
14 VSS
15 X-IN
16 VCC
17 NMI
18 SW2
19 SW-CHUCK
20 AC-CUT
21 SW1
22 SW3
23 M1+
24 M2+
25 M1-
26 M2-
27 CDM-SD
28 NO-USE
29 IIC-CLK
30 IIC-DATA
31 NO-USE
32 NO-USE
33 NO-USE
34 MTK-XIFCS
35 MTK-SOD
36 MTK-SIO
37 MTK-CLK
38 MTK-RESET
39 MTK-BSY
40 NO-USE
41 TC REC MUTE
42 MTK PWR CTL
43 FAN CTRL ON/OFF
44 MTK-VBUS-DET
45 MTK HUB RST
46 ST-DOUT
47 MTK-OC1
48 SW SPK RELAY
49 MTK-OE
50 MTK-OC2
51 ST-CLK
52 ST-DIN
53 ST-CE
54 ST-TUNED
55 NO-USE
56 NO-USE
57 R2A15216FP-CLK
I/O
O Serial data clock signal to FL Driver, PT6324
O Serial data output signal to FL Driver, PT6324
O AD Power Control pin
I Remote control signal input
I Drawer open position detection signal input from CDM
I Tray stock position detection signal from CDM
I Drawer close position detection signal input from CDM
- Ground terminal
- Ground terminal
I Sub system clock input terminal (32.768kHz)
O Sub system clock output terminal (32.768kHz)
System reset signal input from the reset signal IC "L": reset
I
After the power supply rises, "L" is input for several hundreds msec and then change to "H".
O Main system clock output terminal (8MHz)
- Ground terminal
I Main system clock input terminal (8MHz)
- Power supply terminal (+3.3V)
I Non-maskable interrupt input terminal
I Disc change and mode change detection signal input from CDM
I Tray chuck position detection signal from CDM
I AC off detection signal input from the reset signal IC "L": AC Cut detected
I Disc change and mode change detection signal input from CDM
I Disc change and mode change detection signal input from CDM
O Tray/drawer transportation motor control signal output
O Disc change and mode change motor control signal output
O Tray/drawer transportation motor control signal output
O Disc change and mode change motor control signal output
I CDM protector detection input signal "H": protector on
- Unused
I/O Serial data transfer clock signal output terminal
I/O Serial data output terminal
- Unused
- Unused
- Unused
I Chip Select Signal from MTK DMB Board
O Data Out Signal to MTK DMB Board
I Data In Signal from MTK DMB Board
I Clock Signal from MTK DMB Board
O MTK DMB Board reset pin
O BUSY Signal communication between MTK Board
- Unused
O TAPE muting control. "H": muting on (Only for African model)
O Power Control pin for MTK DMB board
O Fan Control Switch "H": fan on
O Hub Power (V-DET) Control Port
O MTK Hub Board reset pin
I PLL serial data input from the tuner unit
I USB Overcurrent Detection input port 1
O Relay drive signal output for the subwoofer "H":relay on
O MTK Output enable control pin
O USB Overcurrent Detection input port 2
I PLL serial data transfer clock signal output to the tuner unit
O PLL serial data output to the tuner unit
O PLL chip enable signal output to the tuner unit
I Tuned detection input from the tuner unit
- Unused
- Unused
O Serial data transfer clock signal output to audio signal processor, R2A15216FP
Description
HCD-GTR88
51