Dell Vostro 460 (Late 2010) - Manual (Page 92)

Then turn on
the system.
Otherwise, you
may see an
incorrect
power light
state.
Steady
White
The
syste
m is
fully
functio
nal
and in
the On
state.
If the computer is
not responding, do
the following:
Ensure the
display is
connected
and turned
on.
If the
display is
connected
and turned
on, listen for
a beep code.