Alcatel-Lucent 7210 - Diagnosing Switch Indicators

Diagnosing Switch Indicators
Page 70 7210 SAS-M Installation Guide
Diagnosing Switch Indicators
This switch can be easily monitored through panel indicators to identify problems.
Table 14 describes common problems you may encounter and possible solutions.
Table 14: Troubleshooting
Symptom Possible Cause Action
Power Module LED is
OFF +12 VDC or AC
Power outlet, power cord, or
power module may be defective.
• 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 Module LED is
OFF +12 VDC
Power module may be defective. • Internal power supply has failed. Contact your
local dealer for assistance.
Critical LED is RED Critical alarm detected. • One or more critical system alarm(s) have
occurred.
Major LED is RED Major alarm detected. • One or more major system alarm(s) have
occurred.
Fan LED is RED Fan failure. • One or more fans in the fan tray have failed.
Replace the fan tray.
Status LED is Off or
AMBER
Boot-up diagnostic program has
detected a problem.
• Power cycle the switch to try and clear the
condition.
• If the condition does not clear, contact your
local dealer for assistance.
Link LED is Off
Management LED is
OFF
Network cable or Ethernet device
attached to this port may be
defective.
• 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.