RXD-402/452/502/552/572S/A41/A51
8
CIRCUIT DESCRIPTION
Pin No.
Name
I/O
Description
Active
1
S.LEVEL
I
RDS S level input.
2
PLL DO
I
PLL IC data input.
3
SD
I
SD detector input.
4
ST
I
Stereo detector input.
5
PLL CE
O
PLL IC chip enable.
6
RDS DATA
I
RDS data input.
7
PLL CLK
O
PLL IC clock output.
8
BYTE
I
Ground.
9
CNVSS
-
Ground.
10
XCIN
I
Timer clock input(32.768kHz).
11
XCOUT
O
Timer clock output(32.768kHz).
12
RST
I
u-com reset signal input.
H : normal
L : reset
13
XOUT
O
Main clock output(10MHz).
14
VSS
-
Ground.
15
XIN
I
Main clock input(10MHz).
16
VCC(BU)
-
No used (+5v).
17
HMI
-
u-com power 5v).
18
REM
I
Remocon signal input.
H : normal
L : reset
19
RDS CLK
I
RDS clock input.
20
SCOR
I
Sub code synchronism signal input.
21
NC
-
No connection.
22
CLSW
I
CD load switch (SW3) input port of CD mechanism.
23
OPEN SW
I
CD unload switch (SW3) input port of CD mechanism.
24
RTL
O
Rotary motor opposite direction (CCW) output.
25
BRKM
O
Rotary motor brake control.
H : normal
L brake
26
CLOSE
O
Load motor opposite direction (taking out) output.
27
OPEN
O
Load motor positive direction (dragging out) output.
28
SQCK
O
CD sub code clock output.
29
SQSO
I
CD sub code input.
30
NC
-
No connection.
31
FL DATA
O
FL driver data output.
32
CE
I
Power failure signal input.
H : AC on
L : AC off
33
FLCLK
O
FL driver clock output.
Rotary motor positive direction (CW) output.
Traverse down switch (SW1) input port of CD mechanism.
H : off
L : on
Traverse up switch (SW1) input port of CD mechanism.
H : off
L : on
CD photo transistor (Q1) detector input.
Tray position & disc detector switch (SW2) input port of
CD mechanism.
H : on
L : off
Spindle motor (ON/0FF) changeover.
H : on
L : off
44
LDC
O
Laser ON/OFF signal output.
H : off
L : on
45
SCLK
O
CD sense data read out clock output.
46
SENS
I
CD sense input.
47
CLOK
O
CD DSP IC clock.
48
XLAT
O
CD DSP IC latch.
49
DATA
O
Data output to DSP IC.
50
EVCLK
O
Clock output to E. vol(IC2).
51
EVLAT
O
Latch output to E. vol(IC2).
52
EVDATA
O
Data output to E. vol(IC2).
53
A-JOG1
I
Jog A (S28) input.
4-3 Pin description of microprocessor: M30622MA-173FP (X13, IC1)
RXD-402(E)
INT1P
99.6.9
7:25
PM
y [ W 15
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
