Diagnosis; Operational Flowchart - Pioneer DEH-P6200BT/XSUC Service Manual

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5. DIAGNOSIS

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5.1 OPERATIONAL FLOWCHART

Power ON
VCC1 = 3.3 V
Pin 14
BSENS
Pin 16
ASENS
Pin 18
DSENS
Pin 17
ASENBO <- H
Pin 38
TE
L 13942296513
Starts
communication
with Grille
microcomputer.
SWVDD <- H
Pin 47
Source keys
operative
Source ON
SYSPW <- H
Pin 36
Completes power-on operation.
(After that, proceed to each source operation)
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BSENS = L
ASENS = L
Only /UC model
500 ms
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.
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2 9
8
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3 6 7 1 3 1 5
500 ms
co
.
DEH-P6200BT/XSUC
7
8
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
A
B
C
9 9
D
E
F
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