Solving External Monitor Problems - HP Armada 7300 Installation And Operation Manual

Solving External Keyboard Problems
Problem
Hotkeys do not work
on external
keyboard;
QuickLock/
QuickBlank cannot
be initiated with
Ctrl+Alt+L or
exited with
power-on password.
Hotkey command
did not work on an
external keyboard
used with an
Armada 7800
computer model.
External keyboard is
locked.

Solving External Monitor Problems

The following information may help solve overhead projector
problems as well as external monitor problems. If the external
monitor or overhead projector is connected to a USB connector,
refer also to "Solving USB Problems" in this chapter.
Problem
Screen is blank.
Possible Cause
Computer is an
Armada 7700 or
lower model.
Computer is an
Armada 7800 and a
USB driver has
been loaded.
More than five
seconds elapsed
after you
pressed the Scroll
Lock key twice.
QuickLock is
initiated.
Solving External Monitor Problems
Possible Cause
External monitor
power switch is
turned off.
External monitor is not
securely connected.
Continued
Solution(s)
Hotkeys work on an
external keyboard only with
an Armada 7800 or higher
computer model.
Unload the USB driver.
Press the hotkey command
within five seconds after
pressing the Scroll Lock key
twice within a second.
Connect the keyboard to a
different keyboard/mouse
connector.
Enter your power-on
password.
Solution
Turn on external monitor
power switch.
Make sure the external
monitor is
securely connected.
Continued
Troubleshooting 12-9