Dell Optiplex, and yes it gets in and then asks for administrator password.It probably needs a new Cmos battery.
If you tell us the make and model (or motherboard make and model if it's a custom build) we can help you find out which battery you need and where it goes on the motherboard.
Does it get into XP ?
The service tag/serial number you submitted in post #5 is assigned to a Dell Dimension model desktop.Serial tag :FSTF891
Are you looking for the solution to your computer problem? Join our site today to ask your question. This site is completely free -- paid for by advertisers and donations.
If you're not already familiar with forums, watch our Welcome Guide to get started.
Join over 807,865 other people just like you!