RPC-SERIES OWNER’S MANUAL
APPENDIX C
68
APPENDIX C
DIAGNOSTIC LED INDICATIONS
To detect hardware, cabling, or configuration problems upon initialization
of power, the RPC Series go through a diagnostic sequence. To help
determine the cause of the problem, the RPC Series have a CX LED
located on the front, right side of the unit. Upon initialization of power,
refer to the table below for interpretation.
INDICATION INTERPRETATION
Not lit Normal unconnected operation
Brief flash followed by a
solid illumination
Established connection on network port or
serial port
Flashes 1 time per cycle Hardware or NIC problem
Flashes 2 times per cycle Configuration error
Flashes 3 times per cycle Cable or hub connection fault
Flashes 4 times per cycle Duplicate IP address
Remains lit without a brief
flash prior to illumination
Memory error
NOTE:
Diagnostic indications override a connection indication.
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