Allied Telesis AT-8288XL/SC - Manual (Page 51)

AT-8216FXL, AT-8224XL, and AT-8288XL Installation Guide
51
Perform the following steps in sequence; you need not proceed to the
next step if the problem is resolved:
1. Secure the power cord to the power source and check the Power
LED to see if it is ON.
2. Ensure that the voltage is within the required levels in your region.
3. If possible, logon to Omega and run Diagnostics if you can
( Administration>Diagnostics ) and record any failures.
4. Contact Allied Telesyn’s Technical Support for assistance.
Fault LED is ON
This might indicate problems with the network management software,
such as:
# An unsuccessful software download
# A failure of the power-on diagnostics
Perform the following steps in sequence; you need not proceed to the
next step if the problem is resolved:
1. Reset the switch either by:
— Pressing the RESET button on the front panel, or
— Selecting Administration>Reset and restart the
system from Omega, if you can.
2. Make sure the RS232 connection from the local terminal or PC to
the switch is secure; change the cable if necessary.
If you cannot access Omega locally because of a faulty RS232
connection, try accessing Omega from a web browser or by
using Telnet or an SNMP management program.
3. Unplug the switch from the power source, then plug it back in
again.
4. Try to log on to Omega and run diagnostics
( Administration>Diagnostics ).
5. Download a new version of the AT-S24 software onto the switch
using the Administration menu. Refer to the AT-S 2 22 24 44 4
Management Software User’s Guide for instructions.
6. Contact Allied Telesyn’s Technical Support for help.