GD
‐
1201
User
Guide
V1.10.02
Page
4
Navigation
Software
Instruction
Guide
1.
Insert
GD
‐
1201
into
the
target
system
device
that
you
would
like
to
apply
GPS
software
and
make
sure
of
no
shelter
above
GPS
Dongle.
2.
Configure
GPS
parameters
in
the
GPS
software.
(It
varies
from
each
software
interface;
please
refer
to
the
manual
of
map
software
for
more
information.)
‐
Please
check
which
number
of
COM
Port
was
occupied
by
USB
‐
to
‐
UART
Bridge
from
“Device
Manager”
of
“Control
Panel”
and
set
Baud
rate
as
4800.
3.
When
the
setting
is
complete,
your
GPS
software
will
receive
GPS
data
and
you
are
able
to
proceed
with
the
operation
of
GPS
software
–
navigation,
searching
for
point
‐
of
‐
interested,
restaurants…
‐
after
completion
of
position
fixing
(within
45
seconds
on
average).
Notes
before
use
1.
After
inserting
the
GD
‐
1201
dongle
into
the
system
device,
please
notice
the
LED
of
the
Dongle
flashing.
If
the
LED
is
not
flashing,
it
is
most
likely
that
there
might
be
something
wrong
with
the
USB
driver.
Please
confirm
installation
or
re
‐
install
USB
driver.
2.
When
operating
the
GD
‐
1201
dongle
inside
an
automobile,
if
your
automobile
windshield
or
car
window
is
fitted
with
metallic
sun
shielding
or
screen,
the
metallic
nature
of
the
windshield
insulation
might
adversely
affect
the
sensitivity
and
fixing
time
of
the
GD
‐
1201
dongle.
3.
The
GD
‐
1201
dongle
is
best
used
in
the
open
‐
sky
environment.
GPS
signal
may
become
weakened
and
GD
‐
1201
may
fail
to
get
position
fixed
from
environmental
interference
on
the
following
conditions:
indoor,
in
an
urban
canyon
with
tall
buildings,
inside
of
tunnel,
underneath
bridge,
or
in
an
area
with
heavy
foliage.
Low
GPS
reception
under
these
conditions
is
normal
and
should
not
be
considered
as
failure
of
the
GD
‐
1201
dongle.
It
is
possible
to
receive
no
GPS
signal
or
weak
signal
in
these
places
and
conditions:
Inside
a
tunnel,
GPS
signal
is
blocked.
Covers
above,
GPS
signal
is
blocked.
Inside
a
building,
GPS
signal
is
blocked.
Adjacent
some
building,
GPS
signal
is
weak or
disturbed.
In
a
heavily
foliage
area,
GPS
signal
is
weak or
disturbed.
Содержание GD?1201
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