Troubleshooting; Chapter 21 Troubleshooting; Power, Hardware Connections, And Leds - ZyXEL Communications NBG410W3G User Manual

C
H A P T E R
This chapter offers some suggestions to solve problems you might encounter. The potential
problems are divided into the following categories.
•

Power, Hardware Connections, and LEDs

• ZyXEL Device Access and Login
• Internet Access
• 3G Connection
21.1 Power, Hardware Connections, and LEDs
The ZyXEL Device does not turn on. None of the LEDs turn on.
1 Make sure the ZyXEL Device is turned on.
2 Make sure you are using the power adaptor or cord included with the ZyXEL Device.
3 Make sure the power adaptor is connected to the ZyXEL Device and plugged in to an
appropriate power source. Make sure the power source is turned on.
4 Turn the ZyXEL Device off and on or disconnect and re-connect the power adaptor to
the ZyXEL Device.
5 If the problem continues, contact the vendor.
One of the LEDs does not behave as expected.
1 Make sure you understand the normal behavior of the LED. See
39.
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 Turn the ZyXEL Device off and on or disconnect and re-connect the power adaptor to
the ZyXEL Device.
5 If the problem continues, contact the vendor.
NBG410W3G Series User's Guide

Troubleshooting

21
Section 1.5.1 on page
339