Pioneer PDP-508XDA - DIAGNOSIS

PDP-508XG
20
1234
1 234
C
D
F
A
B
E
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
LED Pattern
AC OFF or Main
power switch OFF
Standby power
management
Power ON
(Screen ON)
Power-down
Shutdown
No digital adjustment
data copied for
backup
In the process of
rewriting the program
of the microcomputer
During factory
operation
State
LED Pattern Remarks
POWER ON STANDBY SLEEP
B
R
O
B
R
O
B
R
O
B Once Twice n times 2.5s Once
R 500ms
O
B 500ms
R Once Twice n times 2.5s Once
O
B 200ms
R
O
B 100ms
R 100ms
O
B
R
O
The LEDs flash only while the
panel is turned on.
Sleep timer
B
R
O