Interpret the led status indicators, Module status (ms) indicator – Rockwell Automation 1788-ENBT EtherNet/IP Daughtercard Installation Instructions User Manual

Page 7

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EtherNet/IP Daughtercard 7

Publication 1788-IN054A-EN-P - September 2002

Interpret the LED Status Indicators

The four status indicators on the daughtercard provide information about the
network, the daughtercard, and its connections.

The following tables outline the possible states, explain what each state means, and
indicate what action you should take, if any, to correct that state.

Module Status (MS) Indicator

This LED indicates whether or not the daughtercard has power and is operating
properly.

Condition

Status

Indicates

Recommended Action

off

no power

The daughtercard does not
have power.

Check the host power supply.
Verify that the daughtercard is firmly
seated in the host’s slot.
Replace daughtercard and/or host.

flashing
green

standby

The daughtercard does not
have an IP address and is
operating in BOOTP mode.

Verify that the BOOTP server is running.

green OK

The

daughtercard

is

operating correctly.

Normal operation. No action required.

red

held in reset

The host is holding the
daughtercard in reset or
the host is faulted.

Verify that the daughtercard is firmly
seated in the host’s slot.
Clear the host’s fault.
Replace daughtercard and/or host.

self-test

The daughtercard is
performing its power-up
self-test.

Normal operation during powerup.

major fault

An unrecoverable fault has
occurred.

Cycle power to the host.
Replace the daughtercard and/or host.

flashing red

updating firmware

The daughtercard firmware
is being updated.

Normal operation during firmware
update. No action required.

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