3.1
Trouble
shooting
3.
Miscellaneous
…………………………………………………………………
Problem
solving
1.
Check
followings
first
when
a
problem
occurs
while
using
the
product.
If
the
problem
is
still
not
solved,
first
contact
the
dealer
you
bought
from.
Problem
Solution
1 Wh
th
d t i
hi
d f
2.
In
case
of
the
delayed
response,
you
can
reach
the
manufacturer’s
website.
Or
DOTel’s
Customer
Service
Phone
no.:
+82
‐
2
‐
850
‐
3243
:
Product
will
not
turn
on.
1. When
the
product
is
shipped
from
the
factory,
the
circuitry
is
disconnected.
Press
the
power
button
for
2
seconds
or
longer,
then
the
product
should
turn
on.
2. Check
if
the
battery
is
fully
charged
and
charge
the
battery
before
using
the
product.
No
sound
from
the
speaker.
Check
if
the
volume
of
the
product
is
set
at
0.
Enter into ‘Setup’ and adjust the
Screen
is
dark.
Enter
into
Setup
and
adjust
the
brightness.
