Lenovo 6423 用户手册
7.
If
you
have
powered
speakers
with
an
ac
adapter:
a.
Connect
the
cable
that
runs
between
the
speakers,
if
necessary.
On
some
speakers,
this
cable
is
permanently
attached.
b.
Connect
the
ac
adapter
cable
to
the
speaker.
c.
Connect
the
speakers
to
the
computer.
d.
Connect
the
ac
adapter
to
the
ac
power
source.
8.
If
you
have
unpowered
speakers
with
no
ac
adapter:
a.
Connect
the
cable
that
runs
between
the
speakers,
if
necessary.
On
some
speakers,
this
cable
is
permanently
attached.
b.
Connect
the
speakers
to
the
computer.
Chapter
3.
Setting
up
your
computer
9