Delta ASDA-A3 Series User Manual page 784

ASDA-A3
AL185 CAN Bus hardware error
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
AL186 CAN Bus off
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
AL201 Error occurs when loading CANopen data
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
Condition: CAN Bus is cut off or Rx/Tx Counter error occurs more than 128 times.
Cause: CAN Bus hardware error.
Check if the communication cable for CAN Bus is connected.
1.
Check the communication quality. It is suggested that you use common
2.
grounding and shielded cable.
NMT: reset node or 0x6040 fault reset.
Transmission error in CAN data.
Check if the cable is properly connected and whether there is any noise
1.
interference. Replace the communication cable or eliminate the noise if
necessary.
There are an excessive number of the slave stations and the communication
2.
cycle is too short. Lengthen the communication cycle.
NMT: reset node or 0x6040 fault reset.
Condition: an error has occurred when loading data from EEPROM.
Cause: initialization error of CANopen data.
If the alarm is cleared after cycling power on the servo drive, it means the
1.
error occurs at the moment when reading the data.
If the issue persists after cycling power on the servo drive, it means the data in
2.
the EEPROM is damaged and you need to write the correct values again.
See the following methods:
(a) To write the default value, set P2.008 to 30 and then 28, or use CANopen
object 0x1011 to complete the setting.
(b) To write the current value, set CANopen object 0x1010 to complete the
setting. For more information, refer to the CANopen Technical Guide for
ASDA-A2.
DI.ARST or CANopen 0x1011 (restore default parameter)
Troubleshooting
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