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28.1 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
•
LTE Device Access and Login
•
Internet Access
•
Wireless Internet Access
•
Phone Calls and VoIP
•
USB Device Connection
•
UPnP
28.2 Power, Hardware Connections, and LEDs
The LTE Device does not turn on. None of the LEDs turn on.
Make sure the LTE Device is turned on.
1
Make sure you are using the power adaptor or cord included with the LTE Device.
2
Make sure the power adaptor or cord is connected to the LTE Device and plugged in to an
3
appropriate power source. Make sure the power source is turned on.
Turn the LTE Device off and on.
4
If the problem continues, contact the vendor.
5
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
LTE-5121 User's Guide
C
HAPTER
Troubleshooting
Section 1.7 on page
2 8
17.
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