RD-HD5MD/HD7
8
CIRCUIT DESCRIPTION
Pin No.
Pin Name
I/O
Pin Description
1
PLL DATA
O
Data output to PLL IC.
2
PLL CLK
O
Clock output to PLL IC.
3
FAN CONTROL
-
Unused.
4
SYS DATA
O
Data output to M61510FP (IC204) and M62429P (IC203).
5
M61510FP CLK
O
Data output to M61510FP (IC204).
6
M62429P CLK
O
Clock output to M62429P (IC203).
7
CE
I
Detection port of AC off.
8
BYTE
-
Connected to ground.
9
CNVSS
-
Connected to ground.
10
XCIN
I
Clock input (32.768kHz).
11
XCOUT
O
Clock output (32.768kHz).
12
RESET
I
Reset signal input for microprocessor.
13
XOUT
O
Main clock output (1MHz).
14
VSS
-
Connected to ground.
15
XIN
I
Main clock input (1MHz).
16
VCC
-
Power supply.
17
NMI
-
Connected to VCC.
18
REMOCON IN
I
Input port of remote control signal.
19
RDS CLK
I
RDS clock input (E/T type only).
20
BL KCK
I
Clock signal (88.2kHz) output.
21
PLL H/L
O
Switching port of reference current for CD DSP.
22
STEREO
I
Stereo signal input of tuner.
23
SD
I
Detection terminal of SD signal for TUNER.
24
LIMIT
I
Detection port of CD limit switch.
25
CD D. ON
-
Unused.
26
MLD
O
Command load signal output to CD DSP.
27
RDS DATA
I
RDS data input (E/T type only).
28
CD SPEED
O
Play back output port of hi-speed for CD.
29
MD RX
I
Data input from MD mechanism microprocessor.
30
MD TX
O
Transmission data output to MD mechanism microprocessor.
31
FLT DATA
O
Data output to FL driver.
32
RXD
I
Data input from EEPROM writer.
33
FLT CLK
O
Clock output to FL driver.
34
FLT CS
O
CS output to FL driver.
35
M DATA
O
Command data output to CD DSP.
36
STAT
I
Status signal input from CD DSP.
37
MLCK
O
Command clock signal output to CD DSP.
38
MD CE
O
CE of MD mechanism .
39
MD RESET
O
Reset signal output to MD mechanism.
40
BLUE LED CONT
O
Control port of blue led.
41
NC
-
Unused.
42
SUBQ
I
Data input for CD sub Q data.
43
CD SQCK
O
Clock output for CD sub Q data.
44
R/W SELECT
I
GCTL & APC control.
45
OFFTPK
O
Switching port of capacitance for RF bright side envelope detection.
46
FLT RESET
O
Reset signal output to FL driver.
47
D MUTE
O
Mute control for CD DSP.
48
CD LD ON
O
Control port of CD laser diode.
49
CD RESET
O
Reset output to DSP IC.
50
CD DC OFF
O
Power control of 4channel BTL driver.
51
DISC OPEN
O
Control port of CD tray motor driver.
52
DISC UP
O
Control port of CD lift motor driver.
53
DISC DOWN
O
Control port of CD lift motor driver.
54
DISC CLOSE
O
Control port of CD tray motor driver.
55
TMC
O
Speed control port for CD mechanism.
5. Pin Description of Microprocessor
