AirCard® 580 Wireless WAN Modem - Installation Guide
8
2130536
Wireless WAN modem
Once
installed
and
configured,
the
AirCard
can
connect
to
the
CDMA
network
automatically.
You
just
insert
the
AirCard,
allow
Watcher
to
autolaunch
and
authenticate
your
account
on
the
network,
then
launch
your
Internet
browser—you’re
online!
As
a
modem,
the
AirCard
also
allows
you
to
dial
up
any
other
modem
(such
as
a
corporate
server).
CDMA 3G services
The
AirCard
operates
over
a
type
of
wireless
network
called
CDMA
(Code
Division
Multiple
Access).
CDMA 3G
technology
provides
a
variety
of
connectivity
features,
depending
on
your
service
provider
and
account:
•
1x
‐
EVDO
supports
Internet
connections
with
data
rates
up
to
2.4
Mbps
(downlink
from
the
network)
and
153.6
kbps
(uplink
to
the
network).
Average
data
rates
are
roughly
700 kbps
(downlink
from
the
network)
and
153.6 kbps
(uplink
to
the
network).
Actual
speed
depends
on
the
network
conditions.
•
1X
supports
Internet
connections
with
data
rates
up
to
153.6
kbps
(downlink
from
the
network)
and
76.8 kbps
(uplink
to
the
network).
Actual
speed
depends
on
the
network
conditions.
Once
the
connection
is
established,
you
can
open
your
browser
and
connect
to
any
web
site
that
is
accessible
through
the
Internet,
or
access
other
Internet
services
(such
as
e
‐
mail).
The
connection
is
“active”
when
data
transmission
is
occurring.
If
data
transmission
stops
for
a
period
of
time
(determined
by
the
network),
the
connection
becomes
“
dormant
”;
see
page 29
.
•
Circuit
switched
(dial
‐
up)
data
,
using
the
earlier
CDMA
IS
‐
95
specification,
supports
data
connections
to
any
dial
‐
in
service
at
rates
up
to
14.4
kbps
.
•
QNC (Quick
Net
Connect),
provides
a
simplified
way
to
dial
into
an
Internet
connection
(using
circuit
switched
data)
where
3G
(1xEV
‐
DO
or
1X)
high
‐
speed
packet
service
is
not
available.
•
SMS
(Short
Message
Service),
allows
you
to
send
and
receive
short
text
messages
using
the
AirCard.
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