15
3.
Preparation
before
Use
Install
SIM
Card
When
registering
mobile
phone
number,
you
can
apply
for
two
different
phone
numbers,
two
different
mobile
phone
network
service
providers
and
thus
obtain
two
SIM
(Subscriber
Identification
Module)
cards.
With
these
two
SIM
cards,
you
can
use
all
functions
of
your
mobile
phone.
The
SIM
cards
save
the
parameters
needed
for
communications
and
personal
data,
including
PIN
(Personal
Identification
Number)
code,
phonebook,
short
message
and
other
extra
system
services.
Warning:
Do
not
distort
or
scratch
the
SIM
card
nor
let
it
contact
static,
dust
or
moisture.
If
it
is
lost,
please
contact
immediately
your
network
operator
for
help.
Before
SIM
card
installation,
please
switch
off
the
mobile
phone.
The
SIM
card
is
installed
on
the
back
of
the
mobile
phone.
Follow
the
following
diagram
to
install
the
SIM
card.
Please
insert
the
host
SIM
card
into
the
SIM1
slot
and
the
slave
SIM
card
into
the
SIM2
slot.
Note:
If
SIM
card
is
inserted
only
into
the
SIM1
slot,
then
only
the
host
works;
likely,
If
SIM
card
is
inserted
only
into
the
SIM2
slot,
then
only
the
slave
works.
When
two
SIM
cards
are
inserted
into
16
SIM
1
SIM 2
the
SIM1
slot
and
SIM2
slot
respectively,
you
can
choose
work
mode
freely
as
you
wish.
Note:
As
the
SIM
card
is
small
object,
keep
it
out
of
children’s
touch
or
prevent
children
gulping
it!
Install
Memory
card
As
the
mobile
phone
does
not
have
enough
storage
space,
to
use
some
functions,
you
need
to
install
a
memory
card
(This
mobile
phone
use
T
‐
FLASH
card.)
Install
T
‐
FLASH
card:
Open
the
back
cover
to
take
out
the
battery,
release
the
T
‐
Flash
card
lock,
insert
the
T
‐
Flash
card
into
its
slot,
and
restore
the
lock
and
the
battery
before
restarting
the
mobile
phone.
