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3 7 63 1515 0
7.2 IC
- Pin Functions (PD5540A)
Pin No.
Pin Name
1
VDIN
2
DOORSW
3
NHIN
4
NHOUT
5
CLAMPSW
6
ELHOME
7
XSCK
8
XSO
9
XSI
xstb
10
xrst
11
12
XA0
13
VDCONT
14
EJECTKEY
asens
15
16
NHPOW
17
LOADSW
18
ELVSW
19–21
TEST1-3
bsens
22
sbsy
23
isens
24
reset
25
26
POWER
TE
L 13942296513
27
CONT
28
XIN
29
XOUT
30
VSS
31–33
KST1-3
kd!,@
34,35
36,37
ILL1,2
38
ASCON
testin
39
40
DCLOSE
41
WDSL
42
XWIH
43
XEMP
44
CHDT
45,46
CHM0,1
47-49
NC
50
XWRE
51
XRDE
52
XQOK
53
EMPH
54
SCONT
55
LOAD
cdmute
56
57,58
LO2,1
59,60
ELV2,1
61,62
CG2,1
www
63
MIRR
64
LOCK
65
FOK
66
EXSCK
.
67
EXMODE
68
EXSO
http://www.xiaoyu163.com
I/O
Function and Operation
I
VD power supply sensor input
I
Door open position sense input
I
NH-BUS dada input
O
NH-BUS dada output
I
Disk clamp sense input
I
Elevation sense input
O
LSI clock output
O
LSI data output
I
LSI data input
O
LSI strobe output
O
LSI reset output
O
LSI data discernment control signal output
O
VD power supply control output
I
Eject key input
I
ACC power sense input
O
NH-BUS dada output
I
Loading sense input
I
Elevation OK input
Not used
I
Back up power sense input
I
Signal indicating head of subcode block input
I
Illumination sense input
I
Reset input
O
+5V power supply control output
O
Servo driver power supply control output
I
Crystal oscillating element connection pin
O
Crystal oscillating element connection pin
GND
O
Key strobe output
I
Key data input
O
Illumination output
O
Analog switch control output
I
Test program mode input
I
Door close sense input
O
Data comparison designation output
I
DRAM data white inhibit input
I
DRAM data read inhibit input
I
Data comparison mode monitor input
O
Data comparison mode output
Not used
O
DRAM data white enable output L:enable
O
DRAM data read enable output L:enable
O
SUB-Q OK output L:SUBQ OK
O
DAC EMPH output
O
Double speed select output
O
LED power supply control output
O
Mute output
O
Load motor control output
O
ELV motor control output
O
CAM motor control output
I
Mirror detector input
I
Spindle lock detector input
x
ao
u163
y
I
FOK signal input
O
Shift clock output
i
O
Latch clock output
O
Serial data output
http://www.xiaoyu163.com
CDX-MG6346ZH,MG6446ZH
2 9
8
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
57
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