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ASDA-A3
STO type
Display
AL500
STO function is enabled
AL501
STO_A lost (signal loss or signal error)
AL502
STO_B lost (signal loss or signal error)
AL503
STO_self-diagnostic error
Note: if the servo drive shows an alarm that is not in this table, contact the local distributor or technician.
Communication type
Display
Buffer overflow occurs when receiving CANopen
AL111
SDO
Buffer overflow occurs when receiving CANopen
AL112
PDO
Object's index does not exist when accessing
AL121
CANopen PDO
Object's sub-index does not exist when accessing
AL122
CANopen PDO
Data size error occurs when accessing CANopen
AL123
PDO
Data range error occurs when accessing CANopen
AL124
PDO
CANopen PDO object is read-only and write-
AL125
protected
AL126
Specified object does not support PDO mapping
CANopen PDO is write-protected when servo drive
AL127
is on
Error occurs when reading CANopen PDO from
AL128
EEPROM
Error occurs when writing CANopen PDO to
AL129
EEPROM
Accessing address of EEPROM is out of range
AL130
when using CANopen PDO
CRC of EEPROM calculation error occurs when
AL131
using CANopen PDO
Parameter is write-prohibited when using CANopen
AL132
PDO
AL180
CANopen heartbeat or NodeGuarding error
AL185
CAN Bus hardware error
AL186
CAN Bus off
AL201
Error occurs when loading CANopen data
AL301
CANopen synchronization failure
AL304
Invalid CANopen IP command
AL305
SYNC period error
AL3E2
Synchronization signal of CANopen is sent too soon
AL3E3
CANopen synchronization signal timeout
NMT reset command is received when servo is on
AL401
Note: if the servo drive shows an alarm that is not in this table, contact the local distributor or technician.
Alarm name
Alarm name
Troubleshooting
Error type
Servo state
ALM
WARN
ON
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Error type
Servo state
ALM
WARN
ON
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OFF
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13
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OFF
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13-5
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Table of Contents
Troubleshooting
