When you boot the LiveCD, appears a screen with the different options:

1. Start or install Ubuntu.

2. Start Ubuntu in safe graphics mode (recommended if you have problems to load X or Gnome).

3. Install with  update CD.

4. Install in text mode

5. Install a server

6. OEM install ( for manufacturers)

7. Install a CommandLine system

8. Check Cd for defects ( check integrity).

You can use: 

 * F1: Help
 * F2: Language
 * F3: KeyMap (keyboard)
 * F4: [[VGA]]
 * F6: Other options