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4. DIAGNOSIS
DIAGNOSIS of PDP-508XG/DLFT,PDP-508XDA/YP and PDP-508XC/WA5 is the same as PDP-5080XA/WYV5 except for the following:
4.1 POWER SUPPLY OPERATION
4.1.1 LED DISPLAY INFORMATION
A
LED Pattern
State
AC OFF or Main
B
power switch OFF
R
B
O
Standby power
B
management
R
O
Power ON
B
(Screen ON)
R
O
B
Power-down
R
O
B
Shutdown
R
C
O
No digital adjustment
B
data copied for
R
backup
O
In the process of
B
rewriting the program
R
of the microcomputer
O
During factory
B
R
operation
O
B
Sleep timer
R
D
O
E
F
20
1
2
Once
Twice
500ms
500ms
Once
Twice
200ms
100ms
100ms
2
3
POWER
ON
STANDBY
LED Pattern
n times
2.5s
n times
2.5s
PDP-508XG
3
4
SLEEP
Remarks
Once
Once
The LEDs flash only while the
panel is turned on.
4
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