Restart your computer and press F8 as it starts before windows loads. Go to safe mode and do a system restore to before your attempt to install bitlocker.
Intel Mobile Intel 4 Series Express Chipset Family
Sound Card
Conexant 20561 SmartAudio HD
Monitor(s) Displays
15 inch
Screen Resolution
1280 x 800
Hard Drives
1x 180GB Intel 530 series SSD
1 x 120GB Hitachi 5400rmp
1 x 650GB Western Digital Elements 5400rpm
1x 1Tb Western Digital Elements 5400rpm
Internet Speed
Medium for New Zealand
Other Info
Weakest part of my computer is the graphics chipset.
Only ever used a laptop.
Also use USB Freeview TV Card
Lenovo Docking Station
External Speakers
Other bits a pieces as needed