Compaq Armada 4100 Reference Manual page 145

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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.
NOTE: If you are using an external monitor and simultaneously
displaying an image on the computer display and the external
monitor, the image on the external monitor may not fill the
screen.
14-16 Troubleshooting
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 another power source is
not immediately available
and Hibernation is
disabled, attempt to exit
Suspend and save any
open files. However, the
computer may not have
enough power to do this.
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.