Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario descargar pdf (Pagina 147)

1 Publication 1760-UM003A-EN-P - September 2005

Chapter

Troubleshoot Your Controller

Table 8.199

Module Status LED MS Possible Cause Correction

OFF No power at module. Switch on the power supply.

Green module is in standby mode. None

Green flashing module not configured. Verify the correct setting of

the MAC ID.

Red flashing Invalid configuration Check configuration data.

RED Module error which can not

be resolved.

Replace the module.

Table 8.200

Network Status LED NS Possible Cause Correction

OFF module without power or

communication is blocked at

this channel because

of bus-off state or

power loss or

the channel was

blocked explicitly.

Switch on the module,

supply the mains voltage to

the channel and

ensure that the channel is

active.

Green Although the channel is

enabled, communication is

not possible.

Check the communication

function at the master

programmable controller.

Green flashing Normal mode None

Red flashing Communication error or the

module may be defective.

Reset the module. If further

errors occur, replace the

module.

RED Communication error. Check the master

programmable controller.

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Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario Pagina 147