Al-0920 To 0922 (Bus Error) - YASKAWA Motoman UP6 Instructions Manual

AL-0920 to 0922 (BUS ERROR)

An error occurs during the internal control check.
Continue normal operation.
Contact your Yaskawa
representative.
An alarm occurs.
Turn the power OFF and then ON.
No
Alarm?
Replace the board.
Yes
Alarm?
Yes
Check the connection of
the corresponding board.
(See the table below.)
Yes
Alarm?
No
The defective board caused the alarm.
AL0920 XCP01 circuit board
AL092
1
AL092
2
21
No
Continue normal operation.
Continue normal operation.
XCP02 #1 circuit board
XCP02 #2 circuit board