Table of Contents
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Have no mobile
signal
dialing jam time
e.g.when
on or duty off
Too far from the
frequency
transmiting
tower
Echo
or
A
cacophony
problem
caused by a
bad network
relay wire
Some
relay wire is not
so good.
Standby time
Standby time is
becomes
related
short
network system
setting
Need to change
the battery
Avoid
to
in
a
mobile in a remote
place
duty
Ask the network
operator
announce
network overlay
regional
Hand
up
redial, maybe can
change
relay wire
areas
Turn of the mobile
to
the
when
in
signal area
Use a new battery
155
use
to
the
and
network
weak
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