Chapter 9 Troubleshooting ASDA-B2
9-2 Revision May, 2018
Display Alarm Name Alarm Description
Corresponding
DO
Servo
Status
AL016 IGBT Overheat The temperature of IGBT is over high ALM
Servo
Off
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
Encoder is in Error
The internal reset of the encoder is
in error
ALM
Servo
Off
AL028
The Internal of the
Encoder is in Error
The encoder, U, V, W signals are
in error
ALM
Servo
Off
AL029
The Internal of the
Encoder is in Error
Internal address of the encoder is
in error
ALM
Servo
Off
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
AL035
Encoder
temperature
exceeds the
protective range
Encoder temperature exceeds the
protective range
ALM
Servo
Off
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