Ic Pin Function Description - Sony HCD-CP333 Service Manual

6-20. IC Pin Function Description

• IC601 M30622MGA-A43FP (SYSTEM CONTROLLER) (MAIN Board)
Pin No. Pin Name
1 C/D
2 C/S
3 AC CUT
4 REMOCON
5 SI (LCD)
6 A-HALF
7 CLK (LCD)
8 BYTE
9 CNVSS
10 XCIN
11 XCOUT
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 NC
18 RDS CLK
19 SCOR
20 A-PLAY
21 B-PLAY
22 REC-PB
23 CAP +
24 PWM3
25 A-TRG
26 PWM2
27 B-TRG
28 PWM1
29 —
30 —
31 NC
32 C-SQSO
33 C-SQCL
34 REC-MUTE/BAIS
35 SENS
36 PB A/B
37 LD ON
38 CD ON
39 CD CLK
40 LINE MUTE
41 CD DATA
42 DISC-SNS
43 IN SW
44 OUT SW
45 TRAY-SENS3
46 TRAY-SENS2
47 TRAY-SENS1
48 LOD POS
49 LOD NEG
50 X-LATCH
I/O
O LCD REQ Signal output.
O LCD command select signal output.
I AC CUT check signal. "L":ON,"H":OFF
I Sircs remote control signal input.
I LCD Serial interface signal input.
O Tape A half signal output.
O LCD clock signal output.
— Ground terminal.
— Ground terminal.
I Sub clock in.
O Sub clock out.
O System reset in signal output.
O Main system clock out.
— Ground terminal.
I System reset in signal input.
— Power supply.
— Not used.
I RDS clock signal input.
I CD Q-data request signal input.
I Tapu A play signal input
O Tapu B play signal input
I REC-PB/REC-MUTE signal input.
O CAP-MOTOR signal. "H":REV,"L":FED
O BU PWM3 signal outout.
O Tape A trigger signal output.
O BU PWM2 signal outout.
O Tape B trigger signal output.
O BU PWM1 signal output.
— IIC SCL
— IIC SDA
— Not used.
I CD SQ data inout.
O CD SQ clock output.
O REC MUTE/BAIS signal output, "H":ON,"L":OFF.
I CD condition signal input.
O Tape PB A/B select signal output.
O LD power "H":ON,"L":OFF.
O CD power "H":ON,"L":OFF.
O CD clock signal output.
O LINE muting ON/OFF signal output.
O CD data signal output.
I Detection input signal from DISC SENSOR BOARD.
I IN SW signal input.
I OUT SW signal output.
I CD table detect signal input.
I CD table detect signal input.
I CD table detect signal input.
O Loading motor control signal output
O Loading motor control signal output
O CD LAT signal output.
Description
HCD-CP333
39