Troubleshooting Guide www.hp.com 2–13
Troubleshooting
Restoring the Software
The Windows operating system and software can be restored to the
original state that they were when you purchased the computer by
using the Restore Plus! CD. See the documentation included with the
Restore Plus! CD for complete instructions on using this feature.
✎
In the event that you lose power during the initial operating system
installation process, use the Restore Plus! CD to install the operating
system.
System gives an error
message stating that
“Error 912 - computer
cover or side panel has
been removed. Make
sure that any system
access was authorized
and press F1 to
continue”.
Continu-
ous
beep for
5
seconds
1. Make sure that the Chassis side cover is closed if
not fix it as directed in the assembling guide.
2. Ensure that any system access was authorized,
check all the hardware ensuring that no hardware
has been changed or removed. Then enter the
BIOS setup by pressing F10 then select Hardware
Monitor setup and enable the Reset Case Open
Status.
3. Refer to the F10 Utility Guide for its functionality
and any further issues.
4. For maximum security, be sure to establish a setup
password. The setup password prevents
unauthorized access to the Computer Setup utility.
Diagnostic Front Panel LEDs and Audible Codes (Continued)
Activity Beeps Recommended Action
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