HP Armada 7300 Installation And Operation Manual page 125

Solving External Monitor Problems
Problem
Screen is blank
(continued) .
Display is distorted.
12-10 Troubleshooting
Continued
Possible Cause
External monitor is
not receiving
electrical power.
Screen save is
initiated.
QuickLock/
QuickBlank
is initiated.
System is in Suspend. To exit Suspend, press
Display is switched to
the computer.
Drivers for the
external monitor are
not installed.
External monitor
needs adjusting.
Software settings
need adjusting.
Energy-saving
features are enabled
and the external
monitor is not Energy
Star–compliant.
Solution
Make sure power cord is
securely connected to
electrical outlet.
Verify electrical power
supply to outlet.
Press any key or click the
external pointing device.
Enter your
power-on password.
the suspend button.
Press the Fn+F4 hotkey
on the computer
keyboard to toggle
among computer
display, external monitor
display, and
simultaneous display.
Install the external
monitor drivers.
For instructions, refer to
your external
monitor documentation.
For instructions, refer to
your computer and
external
monitor documentation.
1. Press any key or
move the
pointing device.
2. If display remains
distorted, turn the
monitor off, then on.
3. Disable the monitor
energy-saving
feature. For
information, refer to
your computer
documentation.