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AVH-X1500DVD/XNUC
39
5
6
7
8
5
6
7
8
C
D
F
A
B
E
5. DIAGNOSIS
5.1 OPERATIONAL FLOWCHART
SYSPW
←
H
Source keys operate
Source ON
↓
Starts
Communication
with Display microcomputer
VDD50=3.3V?
bsens
=L?
asens
=L?
ASENBO
←
H
VD5, 8
←
H
Y
Y
Y
VDD50 : pin 24
bsens
: pin 110
asens
: pin 111
ASENBO : pin 100
VDCNT5 : pin 69
DDCCLK : pin 65
DDCCLK
←
Clock Out
(Frequency of 413.9 kHz)
socstb
: pin 37
socstb
=H?
Standby
Y
VDCNT8 : pin 70
RESET
SYSPW : pin 66
Summary of Contents for AVH-X1500DVD/XNEW5
Page 12: ...AVH X1500DVD XNUC 12 1 2 3 4 1 2 3 4 C D F A B E UW5 Type Backup current 5 mA or less ...
Page 13: ...AVH X1500DVD XNUC 13 5 6 7 8 5 6 7 8 C D F A B E UW5 Type ...
Page 25: ...AVH X1500DVD XNUC 25 5 6 7 8 5 6 7 8 C D F A B E ...
Page 103: ...AVH X1500DVD XNUC 103 5 6 7 8 5 6 7 8 C D F A B E ...
Page 111: ...AVH X1500DVD XNUC 111 5 6 7 8 5 6 7 8 C D F A B E ...