YASKAWA DX200 Maintenance Manual page 1121

Alarm Name
Alarm Sub
Number
Code
4791 F-SAFE AXIS STOP
MONITOR ERROR
4792 TOOL ANGL
MONITOR ERR
4794 F-SAFE MONITOR
EXECUTE TIME
OVER
4795 F-SAFE CANNOT
OPERATE TEMP
DSBL
Meaning Cause
Sub Code: Signifies the file Setting error
number, control group and
axis in which the alarm
occurred.
other
Sub Code: Signifies the file Setting error
number and control group in
which the alarm occurred.
other
Setting error
YSF25 board failure
other
Setting error
YSF25 board failure
other
Remedy
(1)Check the following settings.
∙
Check the axis speed monitor condition file that is indicated in the sub
code is set correctly.
∙
Modify the teaching so as not to over with limit speed setting.
If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
(1)Check the following settings.
∙
Check the tool angle monitor condition file that is indicated in the sub
code is set correctly.
∙
Modify the teaching so as not to over limit angle setting.
If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
(1)Reset the alarm.
(2)If the alarm occurs again, reduce the number of robot range limit
condition files validated at the same time.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF25 board. Save the
CMOS.BIN before replace the board to be safe.
If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
(1)Change the teach mode.
(2)Reset the alarm, and then try again.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF25 board. Save the
CMOS.BIN before replace the board to be safe.
If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).