Status and Maintenance
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Colour
Status
Indicates
Red
On (solid)
One or more of the following errors:
- FO-transceiver not okay,
- Configuration error,
- Station name has not been assigned,
- IP number has not been assigned,
- No connection to I/O controller,
- Power margin below 2 dB.
Off
Status okay.
If the SF LED is on, check the following:
That fiber cable is properly attached,
That copper cable is properly attached,
That the station name is properly specified,
That the proper IP Address is set (if not set by the I/O Controller),
That the hardware configuration is correct.
7.1.4
The BF LED
This LED is used to indicate a bus failure.
Colour
Status
Indicates
Red
On (solid)
No connection to network (links down on port 1 and port 2).
Red
Blinking at 0.5 Hz
No connection to I/O controller.
Off
Connection to I/O controller (usually the PLC) is established.
If the BF LED is on, check at least that one port is properly connected. If the BF LED is blinking, check the
following:
That the station name is properly specified,
That the proper IP Address is set (if not set by the I/O controller),
That the hardware configuration is correct.