Rockwell Automation 842E EtherNet/IP Absolute Encoder User Manual User Manual

Page 52

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44

Rockwell Automation Publication 842E-UM001A-EN-P May 2012

Chapter 7

Diagnostics and troubleshooting

Red flashing

Warning, connection time-out
Cleared by reset or a new connection

Red

Error
IP address has been assigned to another device already.

Green/Red flash

Self-test at power-on

LED Mod

Description

OFF

No power

Green

Device operational

Green flashing

Standby/device not configured, no IP address assigned

Red flashing

Warning, but device still operational
or
Firmware update in progress

Red

Error, device not operational

Green/red flashing

Self-test at power-on

LED Encoder

Description

OFF

No power
or
No IP address

Green flashing

Warning
Wrong parameter

Green

Device operational

Red flashing

Warning, but device still operational
or
Firmware update in progress

Red

Error
Encoder error

Green / red flashing

Self-test at power-on

LED Net

Description

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