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DEH-P3370XM
7.3 OPERATIONAL FLOW CHART
Power ON
VDD=5V
19pin
bsens
93pin
bsens=L
asens
92pin
asens=L
dsens
2pin
dsens=L
adpw←H
22pin
ASENBO←H
71pin
CSENS
77pin
Starts
communication
with Grille
microcomputer.
SWVDD←H
23pin
Source keys
operative
Source ON
SYSPW←H
21pin
Completes power-on operation.
(After that, proceed to each source operation)
108
2V<CSENS<4V
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.
- 2V<CSENS<4V ,
Source returns to the original one(before you open).
CD, MD and TAPE loading functions are available.
Keys except for EJECT key are not available.
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