DEH-P510UB/XN/UC
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5. DIAGNOSIS
5.1 OPERATIONAL FLOWCHART
Vcc = 5 V
Pin 14
BSENS
Pin 73
ASENS
Pin 72
DSENS
Pin 91
ASENBO <- H
Pin 80
BSENS = L
2.0 V < DSENS < 4.5 V
Starts
communication
with Grille
microcomputer.
SWVDD <- H
Pin 38
Completes power-on operation.
(After that, proceed to each source operation)
In case of the above signal, the communication
with Grille microcomputer may fail.
If the time interval is not 500 msec, the oscillator
may be defective.
Power ON
ASENS = L
500 ms
300 ms
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