Aiwa XR-M500 Service Manual page 29

Compact disc stereo system
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Pin No.
Pin Name
64
ECO OFF/P16
________________
65
P-DEMO/P15
____________
66
DEMO/P14
67
F2/P13
68
F1/P12
69
B3/P11
70
B2/P10
71
B1/P9
72
VDD4
73, 74
P8, P7
___ ___
75-78
D-A/P6-P3
79
CAM/P2
80
AUTO/P1
81
O-FUNC
82
O-KEYSCAN
83
O-MOTOR
84
O-FSTB
85
O-CDTOPEN
86
O-CDTCLOSE
87
O-POWER
______________
88
O-MDRST
89
VSS2
90
VDD2
91
O-CD-DATA
92
O-CD-CLOCK
93
O-MUTE
________
94
O-SOL
95
O-SIN
96
I-SOUT
I/O
I/O
ECO off setting switch input/FL segment output.
I/O
Demo with panel setting switch input (not used)/FL segment output.
I/O
No demo (initial clock) setting switch input/FL segment output.
Feature select switch 2 input/FL segment output.
F1
F2
DOLBY B-NR
X
X
I/O
O
X
X
O
X
X
I/O
Feature select switch 1 input/FL segment output.
I/O
Tuner band switch 3 input/FL segment output.
I/O
Tuner band switch 2 input/FL segment output. (K only)
I/O
Tuner band switch 1 input/FL segment output. (EZ only)
Power supply.
O
FL segment output.
Panel face detection switch D-A input/FL segment output.
SURFACE
ACRYLIC
SWA
OFF
I/O
SWB
ON
SWC
OFF
SWD
ON
I/O
Deck cam-operation detection switch input/FL segment output.
I/O
Deck reel-rotation detection signal input/FL segment output.
O
FUNC IC expand port pull up VCC switch output.
O
Segment input timing ouput. H: input timing
O
Deck mecha motor control output.
O
Shift register IC control serial strobe output.
O
CD tray control output. H: open
O
CD tray control output. H: close
O
System power control output.
O
MD reset output.
GND.
Power supply.
O
CD DSP IC control data output.
O
CD DSP IC control clock output.
O
Audio signal line mute control output.
O
Deck mecha plunger control output.
O
MD serial data output.
I
MD serial data input.
45
Description
O
O
X
X
OPE KEY
ON
ON
OFF
ON

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