
15 Warnings and Precautions
58
Problem
Solution
The phone has poor
receiving signal or is
offline frequently.
Check whether the phone has strong signal. If there
is no signal, use the phone in an area with strong
signal.
The phone prompts
that the searching for
network fails.
nd
you have
the attempt to access the service unapproved by
your service provider. If you need the service,
contact your service provider for details.
If you are in a weak field strength area (in a tunnel
or surrounded by buildings, and so on), move a
try again in another place. Check whether
Summary of Contents for C5300
Page 7: ......