Diagnosis; Operational Flowchart - Pioneer Service Manual

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5. DIAGNOSIS

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5.1 OPERATIONAL FLOWCHART

A
Power ON
Vcc = 5 V
Pin 14
BSENS
Pin 73
B
ASENS
Pin 72
DSENS
Pin 75
C
ASENBO <- H
Pin 55
TE
L 13942296513
VMCON <- H
Pin 86
Starts
communication
with NAVIGATION
D
SYSPW <- H
Pin 82
Source keys
operative
E
Source ON
www
Completes power-on operation.
(After that, proceed to each source operation)
F
26
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http://www.xiaoyu163.com
2
BSENS = L
ASENS = L
DSENS = L
UC MODEL only
Communication error : VMCON -> L (90 seconds later)
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AVIC-U310BT/XSUC
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http://www.xiaoyu163.com
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4
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co
4
9 9
2 8 9 9