LTE3301-M209 User’s Guide
140
C
HAPTER
23
Troubleshooting
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
•
•
•
23.2 Power, Hardware Connections, and LEDs
The Zyxel Device does not turn on. None of the LEDs turn on.
1
Make sure you are using the power adapter or cord included with the Zyxel Device.
2
Make sure the power adapter or cord is connected to the Zyxel Device and plugged in to an
appropriate power source. Make sure the power source is turned on.
3
Disconnect and re-connect the power adapter or cord to the Zyxel Device.
4
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
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 to the Zyxel Device.
5
If the problem continues, contact the vendor.