in a Compaq presario F is not working

by pressing F the system does not save the changes nor restore defaults I
believe that was made by a technician I could not reach any more, as a result
the system is not responding to the recovery CD is there some how out of this

Try this location for your issue.
http://welcome.hp.com/country/us/en/...ne_assist.html

elgammal wrote:

> by pressing F the system does not save the changes nor restore defaults I
> believe that was made by a technician I could not reach any more, as a result
> the system is not responding to the recovery CD is there some how out of this