Pioneer AVIC-X3/XU/EW5 Service Manual page 49

5
OPERATIONAL FLOW CHART(MONITOR PowerOFF)
Power OFF
BackLight
OFF
MFLPW
Pin32
INVBST
Pin30
Moniter
OFF
Stop
communication
with PIP IC.
SDA Pin27
SCL Pin28
INVPUL
Pin44
MVIPW
Pin15
Completes power-off operation.
5
6
(System microcomputer command.)
L
BackLight Power OFF.
L
(System microcomputer command.)
L
L
AVIC-N4/XU/UC
6
7
7
8
A
B
C
D
E
F
49
8