8. TROUBLESHOOTING
Alarm No.: A.96
Name: Home position setting error
Description
Detailed
Detailed
display
Name
96.2
Speed
1) The speed command does
command
not
converged
2) The creep speed is too
Alarm No.: A.97
Name: Program operation disabled
The program operation was performed during program operation disabled status.
Warning contents
Detailed
Detailed
display
Name
97.1
Program
1) The program was started
operation
disabled
Alarm No.: A.98
Name: Software limit warning
Description
Detailed
Detailed
display
Name
98.1
Reached the
1) Software limit was set
software limit
at the
forward
rotation
2) Point table/program with
3) Software limit at the
98.2
Reached the
1) Software limit was set
software limit
at the
reverse
rotation side
2) Point table/program with
3) Software limit at the
Incorrectly finished after home position return operation.
Cause
not become "0" after home
position return.
fast.
Cause
without switching OFF/ON
the power of the servo
amplifier.
The current position reached the software stroke limit (set in the parameter No. PE16 to PE19).
Cause
within the actual movable
range.
the position data in excess
of the software limit at the
forward rotation was
executed.
forward rotation side was
reached during JOG
operation or manual pulse
generator operation.
within the actual movable
range.
the position data in excess
of the software limit at the
reverse rotation was
executed.
reverse rotation side was
reached during JOG
operation or manual pulse
generator operation.
The servo motor stops.
Checking method
Check the speed
Speed Command
command value after
outputting
home position return.
Speed Command
not outputting
Check the creep
The creep speed is
speed.
too fast.
The servo motor does not stop.
Checking method
Check if the power of
The power of the
the servo amplifier is
servo amplifier is
switched OFF/ON.
not switched
OFF/ON.
The servo motor stops.
Checking method
Check the set value of
Within the movable
the parameter.
range
Outside the
movable range
1. Check the set value
Within the movable
of the point
range
table/program.
In manual operation
2. Check the operation
method.
Check if the software
Software limit at the
limit at the forward
forward rotation side
rotation side is
is reached.
reached.
Check the set value of
Within the movable
the parameter.
range
Outside the
movable range
1. Check the set value
Within the movable
of the point
range
table/program.
In manual operation
2. Check the operation
method.
Check if the software
Software limit at the
limit at the reverse
reverse rotation side
rotation side is
is reached.
reached.
8 - 25
Result
Action
Set the speed command
to "0".
Check 2).
Reduce the creep speed.
Result
Action
Switch OFF/ON the power
of the servo amplifier.
Result
Action
Set the parameter
correctly.
Check 2).
Create the point table/
program correctly.
Check 3).
Perform operation within
software limit range.
Set the parameter
correctly.
Check 2).
Create the point table/
program correctly.
Check 3).
Perform operation within
software limit range.