60
SIM failed
1.
The SIM card is dirty.
Clean it.
2.
Reinstall the SIM card.
3.
The
SIM
card
is
damaged. Replace it.
Poor signals
Check the signal strength icon
on the screen. If the icon
contains 4 bars, it indicates
the signal is the strongest; if
below 1 bars, it indicates the
signal is very poor.
Unable to dial
out
1.
Maybe you have set
Hide My Caller ID but
your network operator
does not provide this
service for you.
2.
Strong
interference
exists around you.
3.
Maybe
you
have
activated
the
call
restriction function.
4.
Maybe
you
have
activated Line 2 but
your network operator
does not provide this
service for you.