10 Upgraded Versions
10.5.6 Troubleshooting
10-22
10.5.6 Troubleshooting
In this section, explain the alarms and warnings that have been added and also the alarms and warnings whose
conditions for detection have been modified.
(1) Alarm Display Table
(2) Warning Display
(3) Troubleshooting for Alarm and Warning Displays
(a) Alarm List
Alarm
Display
Alarm Name Meaning
Alarm
Reset
Alarm Code Output Servo
Alarm
(ALM
Output)
ALO1 ALO2 ALO3
A.09 Dividing Ratio
Setting Error
The setting of dividing ratio (Pn212) is not
acceptable (out of fixed increments), or
exceeds the value for the connected, encoder
resolution.
N/A
H
H
HH
When a linear motor is connected:
A value higher than the allowable maximum
dividing ratio calculated on the base of the
linear motor maximum speed was set in
Pn281.
N/A
A.0A Encoder Model
Unmatched
The mounted serial encoder is not supported
by Σ-II series SERVOPACK.
N/A
A.b3 Current
Detection Error
The current sensor is faulty, or the servomo-
tor is disconnected.
Avail-
able
A.F5
A.F6
Servomotor
Disconnection
Alarm
The power is not supplied to the servomotor
through the SERVOPACK received the
Servo ON command.
Avail-
able
L
Warning
Display
Warning Name Meaning
Warning Code Output
ALO1 ALO2 ALO3
A.90 Excessive Position Error
Warning
The position errors exceed the setting in
Pn51E.
H
Alarm
Display
Alarm Name
Situation at Alarm
Occurrence
Cause Corrective Actions
A.09 Dividing
Ratio Setting
Error
Occurred when the
control power sup-
ply was turned
ON.
The setting of dividing ratio
(Pn212) is not acceptable (out of
fixed increments), or exceeds the
value for the connected encoder
resolution.
Correct the setting of Pn212, and
turn OFF the control power and
turn it ON again.
The SERVOPACK EEPROM
and the related circuit are faulty.
Replace the SERVOPACK.
A.0A Encoder
Model
Unmatched
Occurred when the
control power sup-
ply was turned
ON.
The connected serial encoder is
not supported by SGDM SER-
VOPACK.
Replace the servomotor with
SGDM SERVOPACK supported
model.
A SERVOPACK board fault
occurred.
Replace the SERVOPACK.
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