3.2 FT82 SERVOPACK with MECHATROLINK-II Communications References
3.2.6 Troubleshooting Warnings
3
Maintenance
3-87
A.95d:
Command Warning
4 (Command Inter-
ference)
The command
sending condi-
tions for latch-
related com-
mands was not
satisfied.
Check the command
that caused the warn-
ing.
Send the command after
the command conditions
are satisfied.
*
A.95E:
Command Warning
5 (Subcommand
Not Possible)
The command
sending condi-
tions for subcom-
mands was not
satisfied.
Check the command
that caused the warn-
ing.
Send the command after
the conditions are satisfied.
*
A.95F:
Command Warning
6 (Undefined Com-
mand)
An undefined
command was
sent.
Check the command
that caused the warn-
ing.
Do not send undefined
commands.
*
A.960:
MECHATROLINK
Communications
Warning
The
MECHATROLINK
Communications
Cable is not wired
correctly.
Check the wiring condi-
tions.
Correct the
MECHATROLINK communi-
cations cable wiring. Or,
connect a terminator to the
final station.
*
A
MECHATROLINK
data reception
error occurred
due to noise.
Confirm the installation
conditions.
Implement the following
countermeasures against
noise.
•
Check the
MECHATROLINK Com-
munications Cable and
FG wiring and implement
countermeasures to pre-
vent noise from entering.
•
Attach a ferrite core to the
MECHATROLINK Com-
munications Cable.
–
A failure occurred
in the SERVO-
PACK.
–
The SERVOPACK may be
faulty. Replace the SERVO-
PACK.
–
A.971:
Undervoltage
For a 200-V SER-
VOPACK, the AC
power supply volt-
age dropped
below 140 V.
Measure the power
supply voltage.
Set the power supply volt-
age within the specified
range.
–
For a 100-V SER-
VOPACK, the AC
power supply volt-
age dropped
below 60 V.
Measure the power
supply voltage.
Set the power supply volt-
age within the specified
range.
–
The power supply
voltage dropped
during operation.
Measure the power
supply voltage.
Increase the power supply
capacity.
–
A momentary
power interrup-
tion occurred.
Measure the power
supply voltage.
If you have changed the
setting of Pn509 (Momen-
tary Power Interruption Hold
Time), decrease the setting.
*
The SERVOPACK
fuse is blown out.
–
Replace the SERVOPACK
and connect a reactor.
*
A failure occurred
in the SERVO-
PACK.
–
The SERVOPACK may be
faulty. Replace the SERVO-
PACK.
–
Continued on next page.
Continued from previous page.
Warning Number:
Warning Name
Possible Cause
Confirmation
Correction
Reference