Acer 5515 windows vista not launching

[johnsellers]

Windows vista wont launch. tried normal repair with no luck. What next?

 

[ksiemb]

Windows vista wont launch. tried normal repair with no luck. What next?

Vista Recovery Options:
http://windows.microsoft.com/en-US/windows-vista/What-are-the-system-recovery-options-in-Windows-Vista


Other things one might try:
- Remove cmos battery - reseat it and reboot.
- Multiple sticks of RAM - Boot with Single RAM stick