IDEC SX5L Series - Manual (Page 57)

5: T ROUBLESHOOTING
5-4 SX5L C OMMUNICATION T ERMINAL U SER ’ S M ANUAL
Troubleshooting Diagram 4
Commissioning is impossible.
YES
NO
Is the PWR LED on?
NO
Is the network
inter face connector inser ted
completely?
YES
Is the network cable
connected correctly?
YES
YES
NO
Is the
transmission distance within
the limit?
YES
Does the XIF match
the XIF No. indicated on the
SX5L front?
YES
NO
NO
NO
Inser t the network inter face connector to the
bottom.
Without a terminator, stable communication may
not be ensured. Install one or two terminators
correctly. See pages 1-6 and 3-3.
Attach ferrules to the L ON W ORKS cable ends, and
connect the cable to the connector correctly.
See Troubleshooting Diagram 1,
“The PWR LED does not go on.”
Is a terminator
installed correctly?
Keep the transmission distance within the limit.
See page 2-3.
Download the XIF file for your SX5L from the
IDEC web site or call IDEC for assistance.
Is data
transmitted from the
management tool?
NO
YES
Is the network traf fic high?
YES
NO
Is there influence
of external noise?
YES
Send data from the management tool.
Note: To confirm data transmission, use a protocol analyzer.
Reduce the network traf fic and retr y commi-
sioning.
Keep away from external noise and confirm
operation again.
NO
Replace the SX5L or call IDEC for assistance.
Note: To confirm data transmission, use a protocol analyzer.