
D120
Series
DTU
User
Manual
E
‐
Lins
Technology
Co.,
Limited
(图
3
‐
3
)
When
your
start
‐
up
Hyper
Terminal,
it
is
not
connected
really,
you
can
see
the
red
mark
of
follow
picture
without
any
number
.And
then,
first
Disconnect
existing
connection,
second,
Click
the
red
arrowhead
Click
the
“configure”,
and
make
sure
again
of
you
modify
configure
No
baud
rate
Second,
click
“attribute”
tab
One
‐
step,
Disconnect
existing
connection