Diagnosing Switch Indicators; Table 13: Troubleshooting - Alcatel-Lucent 7210 SAS-D Installation Manual

Diagnosing Switch Indicators

Diagnosing Switch Indicators

Table 13: Troubleshooting

Symptom
Power LED is OFF
Sys LED is Off
Sys LED is Amber
Link LED is Off
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This switch can be easily monitored through panel indicators to identify problems.
Table 13 describes common problems you may encounter and possible solutions.
Possible Cause
Power outlet, power cord, or
power module may be defective.
Also, the switch may be in the
OFF position.
Boot-up diagnostic program has
detected a problem.
System has raised an alarm
Network cable or Ethernet device
attached to this port may be
defective.
Action
• If using a DC power supply module, check the
connections between the switch and the
external DC power supply. If using an AC
power module, check connections between
the switch, the power cord, and the wall
outlet.
• Contact your dealer for assistance.
• Power cycle the switch to try and clear the
condition.
• If the condition does not clear, contact your
local dealer for assistance.
• Take measures to clear the alarm. Example - if
the temperature has exceeded the operating
range threshold, power down the switch,until
the temperature goes down.
• Verify that the switch and attached device are
powered on.
• Be sure the cable is plugged into both the
switch and corresponding device.
• Verify that the proper cable type is used and
its length does not exceed specified limits.
• Check the adapter on the attached device and
cable connections for possible defects.
Replace the defective adapter or cable if
necessary.
7210 SAS-D Installation Guide