DEH-5200SD/XNEW5
21
5
6
7
8
5
6
7
8
C
D
F
A
B
E
5. DIAGNOSIS
5.1 OPERATIONAL FLOWCHART
Vcc = 3.3 V
Pin 14
BSENS
Pin 16
ASENS
Pin 18
DSENS
Pin 17
BSENS = L
ASENS = L
Starts
communication
with Grille
microcomputer.
SWVDD <- H
Pin 47
Source keys
operative
Source ON
SYSPW <- H
Pin 36
500 ms
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.
Completes power-on operation.
(After that, proceed to each source operation)
Power ON
Summary of Contents for DEH-5200SD/XNEW5
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Page 39: ...DEH 5200SD XNEW5 39 5 6 7 8 5 6 7 8 C D F A B E ...
Page 44: ...DEH 5200SD XNEW5 44 1 2 3 4 1 2 3 4 C D F A B E 9 3 EXTERIOR 2 A B B A A C C ...
Page 61: ...DEH 5200SD XNEW5 61 5 6 7 8 5 6 7 8 C D F A B E B PD8192B9 B KEYBOARD UNIT ...