42
1
2
4
1
2
4
F
E
D
C
B
A
KEH-P7035/XN/ES
VCC=5V
Pin 14
Power ON
bsens
=L
asens
=L
2V < CSENS < 3V
BSENS
Pin 73
ASENS
Pin 72
DSENS
Pin 39
CSENS
Pin 91
ASENBO
←
H
Pin 80
L
Completes power-on operation.(After that, proceed to each source operation.)
SYSPW
←
H
Pin 1
Starts communication with Grille microcomputer.
When CSENS is less than 2V or more than 3V:
• Last souce retuns.
• Loading of TAPE , CD and MD is possible.
• A key is invalid.(The EJECT key is effective.)
Source ON
300ms
300ms
In case of the above signal, the communication
with Grille microcomputer may fail.
If the time interval is not 300msec, the oscillator
may be defective.
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