YASKAWA DX100 Maintenance Manual page 228

Alarm Alarm Name Sub
Number Code
0904 WATCHDOG
TIMER
ERROR(YCP02#4)
0905 WATCHDOG
TIMER
ERROR(YCP02#5)
0906 WATCHDOG
TIMER
ERROR(YCP02#6)
0907 WATCHDOG
TIMER
ERROR(YCP02#7)
Meaning Cause
Board failure
(YCP02 board)
A Watchdog timeout was detected Setting error
in the CP02 #4 board.
Board failure
(YCP02 board)
A Watchdog timeout was detected Setting error
in the CP02 #5 board.
Board failure
(YCP02 board)
A Watchdog timeout was detected Setting error
in the CP02 #6 board.
Board failure
(YCP02 board)
A Watchdog timeout was detected Setting error
in the CP02 #7 board.
Remedy
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the following board. Save the
CMOS.BIN before replace the board to be safe.
· YCP02 board
(1)Check the following settings.
· Optional board in maintenance mode
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the following board. Save the
CMOS.BIN before replace the board to be safe.
· YCP02 board
(1)Check the following settings.
· Optional board in maintenance mode
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the following board. Save the
CMOS.BIN before replace the board to be safe.
· YCP02 board
(1)Check the following settings.
· Optional board in maintenance mode
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the following board. Save the
CMOS.BIN before replace the board to be safe.
· YCP02 board
(1)Check the following settings.
· Optional board in maintenance mode