YASKAWA SGD7S-xxxDA0 series Product Manual page 533

Alarm Code:
Possible Cause
Alarm Name
The position unit is
outside of the setting
range.
The speed unit is out-
A20h:
side of the setting
Parameter Set-
range.
ting Error
The acceleration unit
is outside of the set-
ting range.
A40h:
A failure occurred in
System Initializa-
the SERVOPACK.
tion Error
A41h:
A failure occurred in
Communications
the SERVOPACK.
Device Initializa-
tion Error
User parameter con-
figuration (2700h) was
executed while a util-
ity function (Fn)
was being executed
from the Digital Oper-
ator or SigmaWin+.
The power supply
was turned ON or
user parameter con-
figuration (2700h) was
A47h:
executed when an
Loading Servo
encoder was not con-
Information Error
nected.
The power supply
was turned ON or
user parameter con-
figuration (2700h) was
executed when there
was a Parameter Set-
ting Error (alarm
040h).
A failure occurred in
the SERVOPACK.
Confirmation
Make sure it is within
the following range.
Correct the setting of
1/4,096 < Numerator
position user unit (2701h).
(2701h: 1)/Denomina-
tor (2701h: 2) < 65,536
Make sure it is within
the following range.
1/128 ≤ Numerator
Correct the setting of
(2702h: 1)/Denomina- velocity user unit (2702h).
tor (2702h: 2) ≤
8,388,608
Make sure it is within
the following range.
Correct the setting of
1/128 ≤ Numerator
acceleration user unit
(2703h: 1)/Denomina-
(2703h).
tor (2703h: 2) ≤
262,144
Replace the SERVO-
–
PACK.
Replace the SERVO-
–
PACK.
Turn the power supply
–
OFF and ON again.
Turn OFF the power sup-
ply, correct the encoder
Check the wiring of the
connection, and then turn
encoder.
the power supply back
ON.
Correct the parameter
Check the parameter settings and turn the
settings. power supply OFF and
ON again.
Replace the SERVO-
–
PACK.
16.2 Alarm Displays
16.2.2 Troubleshooting Alarms
Continued from previous page.
Correction Reference
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Continued on next page.
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