Pioneer CDX-MG6346ZH Servise Manual page 58

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CDX-MG6346ZH,MG6446ZH
QQ
3 7 63 1515 0
Pin No.
Pin Name
69
EXCE
70
ILPOW
71
VCC
72
VREF
73
AVSS
74
ADRMON
75
EREF
76-78
PH1-3
79
ELVSNS
80
TEMP
*PD5540A
80
1
20
TE
L 13942296513
21
BU2092FV
www
.
58
http://www.xiaoyu163.com
I/O
Function and Operation
O
Chip enable output
O
Illumination power supply control output
Power supply terminal
I
A/D converter reference voltage input
I
A/D converter GND
I
DRAM memory remaining monitor input
I
DRAM A/D converter reference voltage input
I
Disc photo sense input
I
ELV position sense input
I
Temperature detector input
61
60
41
40
Output buffer (Open drain)
12bit storage-register
12bit shift-register
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
IC's marked by* are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
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

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