Leadshine EL8-EC Series User Manual page 326

Main Sub
Error
code
73 C
Cause
Poor master device
performance
Single-unit drive has
problem
Interference
Sub
Main
Error
code
80 1
Cause
The status of the error
can be detected
Network port LED
The result status
Solution
Main Sub
Error
code
80 2
Cause
The status of the error
can be detected
Network port LED
The result status
Solution
Main Sub
Error
code
80 3
Cause
The status of the error
can be detected
Network port LED
The result status
Solution
Display: "Er 73c"
Error description: Excessive Distributed Clock error
Diagnosis
--
Is it a single unit or multiple
units together in the
network
Check the grounding and
network wiring quality
Display: "Er 801"
Error description: Unknown communication error
EtherCAT state machine transition failed
All ESM status
Blinking
The current state is maintained below the safe operation, and the
operation state is switched to the safe operation state
Verify network connection and master device EtherCAT state machine
transition order
Display: "Er 802"
Error description: Memory overflow
CPU failed to request memory
All ESM status
ON
The current state is maintained below the safe operation, and the
operation state is switched to the safe operation state
Verify if EL8-EC hardware is faulty
Display: "Er 803"
Error description: RAM out of bound
EtherCAT state machine memory address access request from master
device is out of bound
All communication status
None
NO
Verify master device configuration or replace master device
User manual of EL8-EC***F AC Servo
Solution
Increase threshold value limit
Replace driver
Replace network cable
326