User's Manual

B222s User’s Guide 173
CHAPTER 26
Troubleshooting
26.1 Overview
This chapt er offers som e suggest ions t o solve problem s you m ight encount er. The potential
problem s are divided int o t he following categories.
•
Power, Hardware Connections, and LEDs
• LTE Device Access and Login
• I nt ernet Access
• Wireless I nt ernet Access
• Phone Calls and VoI P
• UPnP
26.2 Power, Hardware Connections, and LEDs
The LTE Device does not t urn on. None of t he LEDs t urn on.
1 Make sure the LTE Device is t urned on.
2 Make sure you are using the power adapt or or cord included with t he LTE Device.
3 Make sure the power adapt or or cord is connect ed t o t he LTE Device and plugged in t o an
appropriate power source. Make sur e t he power source is t urned on.
4 Turn t he LTE Device off and on.
5 I f t he problem cont inues, cont act t he vendor.
One of the LEDs does not behave as expected.
1 Make sure you understand t he norm al behavior of t he LED. See Sect ion 1.6 on page 18.
2 Check the hardware connect ions. See the Quick St ar t Guide.
3 I nspect your cables for dam age. Contact the vendor t o replace any dam aged cables.