ICC Profiles for IPS. Only for Windows, NOT *nix

LP125WH2(SL)(B3) – the B3 IPS panels are less likely to have issues with ghosting or backlight bleeding and include the necessary side mounting rails for installation in the X220. Manufacturer part number: 0A66702 FRU: 04W3919

LP125WH2(SL)(T1) – the T1 IPS panels were not originally installed in the ThinkPad X220 but are completely compatible and include the necessary side mounting rails. Manufacturer part number: 0A66690

LP125WH2(SL)(B1) – the B1 IPS panels sometimes have issues with image retention or “ghosting” after a static image has been on the display. Some users have also reported a backlight bleeding issue with these panels. Manufacturer part number: 0A66673