Rockwell-automation 20-COMM-I Interbus Adapter Manuel d'utilisateur Page 86

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7-2 Troubleshooting
Note: The UL indicator is not viewable when the drive cover is installed
or closed.
Note: Interbus compliance requires different LED functions than what is
normally displayed on the front of the drive (Port, Mod, Net A and Net B
Leds). LED labels are provided with the adapter for application to the
drive cover.
Cable Check (CC) Status Indicator
Status Cause Corrective Action
Off Master is reset or no cable
connection.
Connect the adapter to the network using an
Interbus cable.
Verify master not in reset.
Solid Green Cable connection good.
No Action.
Remote Bus Disable (RD) Status Indicator
Status Cause Corrective Action
Off Outgoing remote bus is not
switched off.
No action.
Solid Red Outgoing remote bus is
switched off.
Read configuration or start data
transmission. Master may have to be reset
first.
Transmit/Receive (TR) Status Indicator
Status Cause Corrective Actions
Off No PCP connection is
carried out.
Verify that master is sending PCP
messages.
Solid Green A PCP connection is being
carried out. Flashes when
a new PCP frame has
been received.
No action.
20COMM-UM007A-EN-P.book Page 2 Tuesday, January 22, 2002 10:52 AM
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