Rockwell-automation 2711 Standard PanelView Operator Terminal User Man User Manual Page 230

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  • TROUBLESHOOTING
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230 Publication 2711-UM014G-EN-P - September 2008
Chapter 13 Troubleshooting and Maintenance
Remote I/O Status Indications
Status
Indicator
This pattern Indicates
Comm
(1)
(1)
Comm Status indicator stays on until powerup self-test are complete
Solid Fill Normal operating state (no communication faults)
No Fill Communication not functioning
Verify that baud rate and rack settings match
the PLC settings
Verify proper terminal to controller connections
Verify that the PLC enables remote I/O
communication
Blinking No communication established. PLC is in program
mode.
Flashing When power is first applied (momentarily)
Fault No Fill Normal operating state
Solid Fill Fault detected. Cycle power to the terminal. If the
fault still exists, the terminal requires servicing.
Blinking Hardware is functioning but no application is
loaded or the current application is corrupt.
DeviceNet, ControlNet, and EtherNet/IP Network Indicators
Status
Indicator
This Pattern Indicates
Comm Solid Fill Normal operating state (no communication faults).
No Fill Hardware failed.
Flashing When power is first applied (momentarily).
Blinking No communication established.
Fault Solid Fill Hardware failed.
No Fill Normal operating state (no communication faults).
Blinking Hardware is functioning but no application is
loaded or the current application is corrupt.
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