9
e
turn
ing
on
while turning the phone on
each time is activated, you
have to input the PIN code.
Input PUK code: When you’ve
input wrong PIN code for 3
times will lock the SIM card.
You need to input the PUK
code provided by your
network provider.
Poor
qual
ity
of
calli
ng
Please check if the sound
volume is tuned properly In
an area with poor network
conditions,
example:
basement, the signal might be
weak. Try searching a
location with stronger signal
reception and call again.
While using the mobile phone
in the peak period of
communication,
like
commute time, you may not
be able to call because of line
congestion.
Stan
dby
dura
tion
shor
tene
d
The standby duration is
relative to the network
systems. While the mobile
phone is in an area with poor
signal strength and cannot
receive the signal, the
handset will continuously
search for a base station. This
will significantly reduce
battery
charge.
It
is
recommended that you turn
off your mobile in area with
no signal reception to save
battery. Need replacing the
battery: Please change to a
new battery as battery
performance may decrease
after prolonged usage.
SIM
Card
Erro
r
Dirt on the metal surface of
an SIM card: Use clean cloth
to wipe the metal touch point
on an SIM card. The SIM card
is not installed. The SIM card
is damaged. Please contact