Appendix A Troubleshooting; Chart A-1 Troubleshooting The Start-Up Of Your Vantage Radius; Chart A-2 Troubleshooting The Ethernet Interface - ZyXEL Communications VANTAGE RADIUS 50 User Manual

This appendix covers potential problems and possible remedies. After each problem
description, some instructions are provided to help you to diagnose and to solve the
Problems Starting Up Vantage RADIUS

Chart A-1 Troubleshooting the Start-Up of Your Vantage RADIUS

PROBLEM
None of the LEDs
turn on when I
plug in the power
adaptor.
Vantage RADIUS
reboots
automatically
sometimes.
Problems with the Ethernet Interface
PROBLEM
Cannot access
Vantage RADIUS
from the LAN.
Troubleshooting
Make sure you are using the supplied power adaptor and that it is plugged in to an
appropriate power source. Check that the power source is turned on.
If the problem persists, you may have a hardware problem. In this case, you should
contact your local vendor.
The supplied power to Vantage RADIUS is too low. Check that Vantage RADIUS is
receiving enough power.
Make sure the power source is working properly.

Chart A-2 Troubleshooting the Ethernet Interface

If the ETHERNET LED on the front panel is off, check the Ethernet cable connection
between your Vantage RADIUS and the Ethernet device connected to the
ETHERNET port.
Check for faulty Ethernet cables.
Make sure your computer's Ethernet adapter is installed and working properly.
Check the IP address of the Ethernet device. Verify that the IP address and the
subnet mask of Vantage RADIUS, the Ethernet device and your computer are on
the same subnet.
Vantage RADIUS User's Guide
Troubleshooting
CORRECTIVE ACTION
CORRECTIVE ACTION
Appendix A
problem.
A-1