Dell Vostro 460 Service Manual page 92

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