Iam/am status indicators, Iam/am status indicators o – Rockwell Automation 2093-xxxx Kinetix 2000 Multi-axis Servo Drive User Manual User Manual
Page 139
 
Publication 2093-UM001A-EN-P — March 2007
Troubleshooting the Kinetix 2000 Drive System
139
IAM/AM Status Indicators
Drive Status LED Indicator
Comm Status LED Indicator
Bus Status LED Indicator
E81
DriveHardFault
(Common Bus Flt)
Follower IAM detected ac input power being applied.
Remove ac input power connections from 
follower IAM.
E90
DriveHardFault
(Pre-charge Timeout Flt)
Pre-charge resistor power exceeds the resistor rating.
Allow resistor to cool.
All
others
RESERVED
Call your local Rockwell Automation sales 
representative.
Error
Code
Fault Message 
RSLogix (HIM)
Problem or Symptom
Potential Cause
Possible Resolution
Drive Status LED 
Indicator
Status
Potential Cause
Possible Resolution
Off
Normal, no faults
N/A
N/A
Steady Red
Drive faulted
Seven-segment Fault Status display shows an 
error code 
Fault exists, refer to Seven-segment LED 
Indicator Error Codes beginning on page 134. 
Comm Status LED 
Indicator
Status
Potential Cause
Possible Resolution
Steady Green
Communication ready
No faults or failures.
N/A
Flashing Green
Establishing
communication
System is still in the process of establishing 
SERCOS communication.
Wait for steady green LED indicator.
Node address setting on the drive module 
does not match SERCOS controller 
configuration.
Verify proper node switch setting.
Off
No communication
(1)
Loose fiber-optic connection.
Verify proper fiber-optic cable connections.
Broken fiber-optic cable.
Replace fiber-optic cable.
Receive fiber-optic cable connected to 
SERCOS transmit connector and vice versa.
Check proper SERCOS fiber-optic cable 
connections.
(1)
Refer to Fiber-optic Cable Installation and Handling Instructions, publication 2090-IN010, for more information.
Bus Status LED 
Indicator
Status
Condition
Steady Green
Bus power is present, axis enabled.
No faults or failures.
Normal when:
• 24V is applied to Hardware Enable Input (IOD/AF-43).
• MSO instruction is commanded in RSLogix 5000 software.