Sony CDX-R3350 Service Manual page 30

Fm/mw/lw compact disc player
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CDX-R3350/R3350C
QQ
3 7 63 1515 0
Pin No.
Pin Name
65
XUART
66
ZMUTE
67
MECON CHK
68
CDON CHK
69 to 74
NC
75
RSTX
76
NC
77
X1A
78
X0A
79
VSS
80
X0
81
X1
82
VCC
83
XTS
84
XINIT3
85
NC
86
XSJIG
87 to 89
XINIT0 to 2
90 to 97
NC
98
XLINE
99, 100
NC
TE
L 13942296513
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30
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I/O
I
Sony-Bus/MC-Bus change signal input H: Sony-Bus, L: MC-Bus
O
Zero detection mute signal output
I
MECON rising detection signal input
I
CDON rising detection signal input
Not used. (Open)
I
System reset signal input
Not used. (Open)
Sub-clock connect pin Not used in this set. (Open)
Sub-clock connect pin Not used in this set. (Connect to Vss.)
Ground pin
I
Main-clock connect pin (12 MHz)
O
Main-clock connect pin (12 MHz)
Power supply pin (+3.3 V)
I
Not used in this set. (Open)
I
Not used in this set. (Open)
Not used. (Open)
I
Not used in this set. (Open)
I
Not used in this set. (Open)
Not used. (Open)
I
Not used in this set. (Open)
Not used. (Open)
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2 9
8
Pin Description
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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