Solving Keyboard Problems - Compaq Armada E500 Series Maintenance And Service Manual

Problem
Screen is blank
and keyboard is
working.
Embedded numeric
keypad on
computer keyboard
is disabled.
Table 2-14

Solving Keyboard Problems

Possible Cause
A screen timeout has
been initiated.
QuickLock/QuickBlank
has been initiated.
LCD has been
disabled.
Num Lock function is
not turned on.
Solution
Press any key to refresh
the screen.
To enable the keyboard
and return your
information to the screen,
enter your power-on
password.
Press Fn+F4 to cycle
from external monitor to
internal LCD.
Press Fn + Num Lk to
enable the Num Lock
function and embedded
numeric keypad.
Troubleshooting 2-27