Troubleshooting; Chapter 23 Troubleshooting; Overview; Power, Hardware Connections, And Leds - ZyXEL Communications LTE3301-M209 User Manual

23.1 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 LEDs

• Zyxel Device Access and Login
• Internet Access
• Wireless Connections
23.2 Power, Hardware Connections, and LEDs
The Zyxel Device does not turn on. None of the LEDs turn on.
Make sure you are using the power adapter or cord included with the Zyxel Device.
1
Make sure the power adapter or cord is connected to the Zyxel Device and plugged in to an
2
appropriate power source. Make sure the power source is turned on.
Disconnect and re-connect the power adapter or cord to the Zyxel Device.
3
If the problem continues, contact the vendor.
4
One of the LEDs does not behave as expected.
Make sure you understand the normal behavior of the LED. See
1
Check the hardware connections. See the Quick Start Guide.
2
Inspect your cables for damage. Contact the vendor to replace any damaged cables.
3
Disconnect and re-connect the power adaptor to the Zyxel Device.
4
If the problem continues, contact the vendor.
5
C

Troubleshooting

LTE3301-M209 User's Guide
140
H A P T E R
Section 1.7.2 on page
23
15.