I want to reboot my laptop back to the beginning again

Instructions

1. • 1 Reboot or turn on the computer. Press <F11> to enter the service partition. Note that this message will stay on the screen for only two seconds. If you miss the screen, reboot and try again.
     
   • 2 Select "Full recovery" in the main menu of the service partition and follow the onscreen instructions to begin a recovery of your system. Allow the recovery procedure to finish. Reboot the computer and allow Windows setup to complete reinstallation of your software and drivers. Allow the installation to finish and reboot the computer again to finish the recovery.
     
   • 3 Reinstall any programs and run Windows Update to ensure you have the latest security updates and protection for your computer. Copy any backed up data back to your hard drive.
     
     The link below describes the above procedure in detail.

How to Restore Lenovo ThinkPad eHow

Back up all of you data to an external drive before you begin the process
If you make a mistake during the process, your laptop may not be able to turn on or load the
operating system, so copy valuable information to media where you can retrieve it, even if your laptop malfunctions.

Turn on your system and wait for it to finish loading Windows and start-up programs.
You can tell when the operating system has loaded, and start-up programs have been initiated, by the HDD (hard disk drive) light.
It should have came with discs. Put one in and reboot the laptop
Insert the system disk when the hard disk light stops blinking, signaling that the processor has finished accessing the hard disk, and that the system is idle. Shut down your laptop after you insert the disc.
You do not have to wait for the computer to access data from the disc.

Turn on the laptop again. Keep pressing the "C" key continuously as the system boots. This will enable the laptop to boot from the disk. Once the disk is accessed, the laptop will show

the message "Loading Files;" begin the factory reset process by always selecting the default option that pops up.

You can also use the "F12" key to boot from the disk.
Highlight the CD/DVD option and press "Enter" to begin the restore process.

Follow the on-screen instructions until the process finishes

Restoring a Toshiba laptop back to factory settings may take 30 to 45 minutes.
Unless you terminate a process by pressing "Cancel," your laptop will be rolled back to factory defaults, when the operating system installs completely.

hope this helps

Back up all your data to external media before you begin the process.

If you make a mistake during the process, your laptop may not be able to turn on or load the operating system, so copy valuable information to media where you can retrieve it, even if your laptop malfunctions.

Turn on your system and wait for it to finish loading Windows and start-up programs. You can tell when the operating system has loaded, and start-up programs have been initiated, by the HDD (hard disk drive) light.

It should have came with discs. Put one in and reboot the laptop

Insert the system disk when the hard disk light stops blinking, signaling that the processor has finished accessing the hard disk, and that the system is idle.
Shut down your laptop after you insert the disc.

You do not have to wait for the computer to access data from the disc.

Turn on the laptop again. Keep pressing the "C" key continuously as the system boots. This will enable the laptop to boot from the disk.

Once the disk is accessed, the laptop will show
the message "Loading Files;" begin the factory reset process by always selecting the default option that pops up.

You can also use the "F12" key to boot from the disk.
Highlight the CD/DVD option and press "Enter" to begin the restore process.

Follow the on-screen instructions until the process finishes

Restoring a Toshiba laptop back to factory settings may take 30 to 45 minutes.

Unless you terminate a process by pressing "Cancel," your laptop will be rolled back to factory defaults, when the operating system installs completely.

hope this helps

This laptop has a special feature which allows you to double tap the top left hand side of the touch pad, and it will then enable, or disable the touchpad. If you see a orange light on the touchpad, then double tap the light, and it should enable the touchpad again. On a side note, you should be concerned with why the touch pad is disabling itself to begin with!

here you may get your answer.

Change the boot order to have the CD drive the first boot device.

do a virus scan
can you get on in safemode

1) You must have a Bootable O/S CD/DVD
2) You will have to do a clean installation of O/S

If installing Win XP be sure that there are Drivers for the Laptop available for Win XP. If not some of your hardware will not function properly.

Hold and press the power button down ( and dont let go ) for at least 10 seconds or untill laptop shuts down and you can reboot by powering it back up by pressing power again. If it still shows access denied after you rebooted then more than likely you need a password.

Sounds like installation froze up on you. Reboot the system using key combination Control Alt Delete. You may have to do this twice to reboot the system. Installation should begin again. If not you will have to begin installation from beginning and try again.