11
Note:
Please ensure the charge plug, USB plug is in right plugging directions, otherwise it can't be charged or cause some
other troubles.
Must ensure the voltage and power of your charger match the local standard frequency and voltage.
In order to enable the battery to achieve the optimum performance, please observe following rule:
Only use the approved batteries and charger.
Please switch off the phone before you remove the battery.
Charging the battery until full if it is new battery or not use for long time. If the battery is too low and can't switch on the
phone, the battery icon only will be able to change after charging a long time.
Keep the battery at room temperature or near room temperature when charging.
Do not use the battery if there's any smell or overheating during charging, using or storing, or the batteries is
discolored or deformed.
Basic Operations
Make
a
call
Enter
area
code
and
phone
number
in
standby
mode,
then
press
the
calling
key.
Dial
00
or
long
press
0
until
it
shows
+
on
the
screen,
then
enter
the
country
code,
area
code
and
phone
number
when
making
an
international
call.
When
dialing
an
extension
No.,
press
0
until
it
shows
on
the
screen
P
or
W
after
you
dialed
the
switchboard.
Press
the
calling
key
after
you
entered
the
number
to
start
the
call.
It
will
display
the
corresponding
name
on
the
screen
if
the
numbers
have
been
stored
in
the
phone
book.
After
that,
you
will
hear
the
ringtone.
Adjust
the
volume
Press
up
or
down
key
to
adjust
the
volume
during
your
call.
(for
some
models,
you
can
press
up/down
on
the
side
also)
End
a
call
Press
the
hang
‐
up
Key
to
end
a
call.
Press
buttons
on
the
headset
to
end
a
call
when
using
a
headset.
You
can
end
a
call
by
closing
the
cover
of
clamshell/flip
phone.
(You
need
to
set
from
profiles)
Answer
a
call
The
phone
will
remind
the
user
with
ring,
vibration
and
other
ways
when
you
have
incoming
calls.
The
background
light
will
be
lighted.
Incoming
call
information
will
also
be
shown
on
the
screen.
¾
Press
Calling
key
to
answer
the
call.
¾
Press
Hang
‐
up
key
to
reject
the
call.
Note:
You
can
also
press
buttons
of
the
headset
to
answer
or
hang
up
a
call
when
using
a
headset.
Records
of
outgoing
calls
1>
In
standby
mode,
you
can
press
the
Calling
Key
to
view
the
latest
calling
records.
2>
You
can
dial
the
phone
numbers
appears
in
the
list
directly
with
Calling
Key.
Press
OK
Key
to
view
the
details
of
those
numbers.
Press
options
to
save
or
delete
a
number.
Summary of Contents for Z20
Page 1: ...1 Z20 User Manual...