![background image](http://html.mh-extra.com/html/sony/hcd-cp300/hcd-cp300_service-manual_420597035.webp)
35
HCD-CP300
6-20. IC PIN FUNCTION DESCRIPTION
• IC601 (SYSTEM CONTROLLER) M30622MGA-A43FP
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
O
O
I
I
I
O
O
—
—
I
O
O
O
—
I
—
—
I
I
I
O
I
O
O
O
O
O
O
—
—
—
I
O
O
I
O
O
O
O
O
O
I
I
I
I
I
I
O
O
O
Pin Name
C/D
C/S
AC CUT
REMOCON
SI (LCD)
A-HALF
LD ON
BYTE
CNVSS
XCIN
XCOUT
RESET
XOUT
VSS
XIN
VCC
NC
RDS CLK
SCOR
A-PLAY
B-PLAY
REC-PB
CAP +
PWM3
A-TRG
PWM2
B-TRG
PWM1
—
—
NC
C-SQSO
C-SQCL
REC-MUTE/BAIS
SENS
PB A/B
CLK (LCD)
CD ON
CD CLK
LINE MUTE
CD DATA
DISC-SNS
IN SW
OUT SW
TRAY-SENS3
TRAY-SENS2
TRAY-SENS1
LOD POS
LOD NEG
X-LATCH
Description
LCD REQ Signal output.
LCD command select signal output.
AC CUT check signal. “L”:ON,“H”:OFF
Sircs remote control signal input.
LCD Serial interface signal input.
Tape A half signal output.
LD power “H”:ON,“L”:OFF
Ground terminal.
Ground terminal.
Sub clock in.
Sub clock out.
System reset in signal output.
Main system clock out.
Ground terminal.
System reset in signal input.
Power supply.
Not used.
RDS clock signal input.
CD Q-data request signal input.
Tapu A play signal input
Tapu B play signal input
REC-PB/REC-MUTE signal input.
CAP-MOTOR signal. “H”:REV,“L”:FED
BU PWM3 signal outout.
Tape A trigger signal output.
BU PWM2 signal outout.
Tape B trigger signal output.
BU PWM1 signal output.
IIC SCL
IIC SDA
Not used.
CD SQ data inout.
CD SQ clock output.
REC MUTE/BAIS signal output, “H”:ON,“L”:OFF
CD condition signal input.
Tape PB A/B select signal output.
LCD clock signal output.
CD power “H”:ON,”L”:OFF.
CD clock signal output.
LINE muting ON/OFF signal output.
CD data signal output.
Detection input signal from DISC SENSOR BOARD.
IN SW signal input.
OUT SW signal output.
CD table detect signal input.
CD table detect signal input.
CD table detect signal input.
Loading motor control signal output
Loading motor control signal output
CD LAT signal output.
Ver 1.5 2003.10