ASDA-A2 Chapter 10 Troubleshooting
10-2 Revision February, 2017
Display Alarm Name Alarm Description
Corresponding
DO
Servo
Status
AL017
Abnormal
EEPROM
It is in error when DSP accesses
EEPROM.
ALM
Servo
Off
AL018
Abnormal signal
output
The encoder output exceeds the rated
output frequency.
ALM
Servo
Off
AL019
Serial
Communication
Error
RS-232/485 communication is in error ALM
Servo
Off
AL020
Serial
Communication
Time Out
RS-232/485 communication time out WARN
Servo
On
AL022
Main Circuit
Power Lack
Phase
Only one single phase is inputted in the
main circuit power.
WARN
Servo
Off
AL023
Early Warning
for Overload
Early Warning for Overload WARN
Servo
On
AL024
Encoder initial
magnetic field
error
The magnetic field of the encoder U, V,
W signal is in error.
ALM
Servo
Off
AL025
The Internal of
the Encoder is in
Error
The internal memory of the encoder and
the internal counter are in error.
ALM
Servo
Off
AL026
Unreliable
internal data of
the encoder
The error of the internal data has been
detected for three times continuously.
ALM
Servo
Off
AL027
The Internal of
the Motor is in
Error
The internal reset of the encoder is in
error.
ALM
Servo
On
AL028
Encoder voltage
error or the
internal of the
encoder is in
error
Charging circuit of the servo drive is not
removed and the battery voltage is
higher than the specification (>3.8 V) or
the encoder signal is in error.
ALM
Servo
On
AL029 Gray code error
Absolute position is in error.
ALM
Servo
On
AL030
Motor Crash
Error
The motor crashes the equipment,
reaches the torque of P1-57 and
exceeds the time set by P1-58.
ALM
Servo
Off
AL031
Incorrect wiring
of the motor
power line U, V,
W, GND
Incorrect wiring of the motor power line
U, V, W, GND or the connection
between both is breakdown.
ALM
Servo
Off
AL034
Internal
communication
of the encoder is
in error
1. Internal communication error of the
absolute encoder
2. Internal error of other type of
encoder
ALM
Servo
Off
AL035
Encoder
Encoder temperature exceeds the
ALM
Servo
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