Compaq Armada 4200 Reference Manual page 129

Display Screen Problems and Solutions
Problem
Screen is blank, the
power/suspend
indicator is blinking,
and the battery
charge indicator is
blinking.
Computer screen is
blank and the
screen on an
external monitor
displays
information.
Screen is blank and
keyboard is locked.
Computer screen
and external
monitor won't
display information
simultaneously.
Possible Cause
System has entered a
low-battery condition.
External monitor was
turned on before the
computer was turned
on.
QuickLock and
QuickBlank were
initiated.
External monitor was
connected after the
computer was turned
on.
Continued
Solution
If available, immediately
connect the computer to
an external power source
or replace the battery
pack.
If an external power
source is not available,
initiate Hibernation by
pressing Fn + the power
button, or let the
computer automatically
go into Hibernation. The
computer has not
completed Hibernation
until all lights are off.
If Hibernation has not
been disabled, you can
let the computer initiate
Hibernation. Do not
interfere with the hiberna-
tion process. Once the
computer has turned off,
replace the battery pack
or connect the computer
to another power source.
Then turn the computer
back on.
Press the Fn+F4 hotkeys
to display information on
the computer display;
press the hotkeys again
to display information
simultaneously.
Type your power-on
password to unlock the
keyboard and pointing
device and return
information to the screen.
Turn the computer off and
reconnect the external
monitor. Turn the external
monitor on, then turn the
computer on.
Press the Fn+F4 hotkeys
to toggle through the
three display options.
Troubleshooting 15-17