americanfor.blogg.se - Keyboard not working lenovo

The USB ports on the docking station and devices connected to them should be working once again. If it works, the list of items under “Universal Serial Bus controllers” should refresh, and you should see some additional items in the list.

Right-click once again on that same “USB Root Hub” entry, and select Enable from the context menu.

Right-click on the first entry in the expanded list named “USB Root Hub,” and select Disable from the context menu.

Scroll down to the bottom of the Device Manager window, and click on “Universal Serial Bus Controllers” to expand it.

Obviously, use the laptop’s onboard keyboard and mouse if the external keyboard and mouse aren’t working.) (From the Start menu’s Run field, type “device manager” and press Enter.

The workaround that I found that does work (under Windows 7) is as follows:

Removing and re-inserting the keyboard and mouse USB cables into the docking station does not fix the issue. The keyboard’s indicator lights (Num Lock / Caps Lock / Scroll Lock) won’t turn on, and the red laser light on the underside of the mouse doesn’t come on. This most obviously manifests in my USB keyboard and/or mouse plugged into the docking station not working.

Occasionally, when I re-dock the PC, some or all of the USB 2.0 ports in the docking station do not “turn on” and work properly. I’m using it with a Lenovo ThinkPad docking station, the “Thinkpad Mini Dock Plus Series 3 with USB 3.0”. My current work PC is a Lenovo ThinkPad T530 running Windows 7.