To Reset The Computer; To Change The Boot Device - HP Pavilion XT115 Startup Manual

To reset the computer

Occasionally, you may find that Windows or the computer has stopped responding, and
will not let you turn the computer off. If this happens, try the following in the order listed.
If possible, shut down Windows: press CTRL+ALT+DEL, and then click Shut Down,
Restart.
–or, if this fails–
Press the power button for 4 seconds until the display shuts down, and then press the
power button again to restart.
–or, if this fails–
Insert the tip of a ballpoint pen into the reset button on the bottom of the computer,
and then press the power button to restart.

To change the boot device

The computer normally boots from its internal hard disk. You can also boot the computer
from a floppy disk drive, a CD-ROM drive, or an internal network interface card.
1. Click Start, Turn Off Computer, Restart.
2. When the HP logo appears, press ESC to display the Boot menu.
3. Use the arrow keys to select the boot device, and press ENTER.
Basic Operation
Operating Your Computer
Startup Guide 25