User`s guide

NWA5120 Series User’s Guide 169
CHAPTER 17
Troubleshooting
17.1 Overview
This chapter offers some suggestions to solve problems you might encounter. The potential
problems are divided into the following categories.
• Power, Hardware Connections, and LED
• NWA Access and Login
• Internet Access
• Wireless Connections
• Resetting the NWA
17.2 Power, Hardware Connections, and LED
The NWA does not turn on. The LED is not on.
1 Make sure you are using the power adaptor included with the NWA or a PoE power injector.
2 Make sure the power adaptor or PoE power injector is connected to the NWA and plugged in to an
appropriate power source. Make sure the power source is turned on.
3 Disconnect and re-connect the power adaptor or PoE power injector.
4 Inspect your cables for damage. Contact the vendor to replace any damaged cables.
5 If none of these steps work, you may have faulty hardware and should contact your NWA vendor.
The LED does not behave as expected.
1 Make sure you understand the normal behavior of the LED. See Section 1.5 on page 17.
2 Check the hardware connections. See the Quick Start Guide.
3 Inspect your cables for damage. Contact the vendor to replace any damaged cables.
4 Disconnect and re-connect the power adaptor or PoE power injector to the NWA.