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User guide

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I
270
User
M
a
nu
a
l
SIM
C
a
r
d
f
a
il
u
r
e
If
there are any
s
t
a
i
n
s
on the
s
u
r
f
a
c
e
of t
h
e
SIM
Card, rub the touch
po
i
n
t on the
S
I
M
Card
s
u
r
f
a
c
e
w
i
t
h
a
c
l
ea
n
c
l
o
t
h
；
No
SIM
C
a
r
d
；
Damaged
SIM
Card;
contact
your
n
e
tw
o
rk
s
upp
li
e
r
Does
no
t
d
i
a
l
C
on
f
i
r
m
that you are
p
r
e
ss
i
ng
the
Send k
e
y
a
f
t
e
r
d
i
a
li
ng
；
C
on
f
i
r
m
if it
i
s
p
r
oh
i
b
i
t
e
d
to
c
a
ll
at no
e
xtr
a
c
o
s
t；
C
on
f
i
r
m
if
the
SIM
Card
i
s
v
a
li
d
；
Check the
c
a
ll
limit
f
un
c
t
i
on
s
e
t
up
；
Check the
f
i
x
e
d
d
i
a
l
f
un
c
t
i
on
s
e
t
up
；
C
a
lli
ng
p
e
r
s
on
c
a
nno
t
c
onn
e
c
t
w
i
t
h
y
ou
Check
if
the
m
ob
il
e
phone has been
on
a
nd
connected w
i
t
h
the
n
e
tw
o
rk；
C
on
f
i
r
m
if it
i
s
p
r
oh
i
b
i
t
e
d
to
c
a
ll
at no
e
xtr
a
c
o
s
t；
C
on
f
i
r
m
if
the
SIM
Card
i
s
v
a
li
d
；
Check the
c
a
ll
limit
f
un
c
t
i
on
s
e
t
up
；
Check the
f
i
x
e
d
d
i
a
l
f
un
c
t
i
on
s
e
t
up
；
C
a
nno
t
c
h
a
r
g
e
Low
qu
a
li
ty
c
onn
e
c
t
i
on
; check
whether
p
l
ug
can
c
onn
e
c
t；
Change
to a
charge
e
n
v
i
r
on
m
e
n
t no
c
oo
l
e
r
than -10℃or hotter than
55
℃;
Damaged
battery or
charger; must b
e