thinkpad t400

  1. F

    Windows 7 W7 and ThinkPad T400 ATI Radeon 3400 series driver

    Hi, I have a T400 which has the following two display adapters: ATI Mobility Radeon HD 3400 Series Mobile Intel(R) 45 Express Chipset Family After installing Windows 7 and checking device manager, the ATI adapter does show up under the "Display adapters' section, but it has a ! sign...