Lenovo ThinkPad - Recent Questions, Troubleshooting & Support - Page 9

on some of the older models there is a manual switch on the side of the laptop that needs to be turned on for the wireless radio in the laptop to function. others its one of the FN keys.

try hitting F11 repeatedly when you first turn it on to access the recovery partition.

probably it some kind of calibration in game commands you didnt set

There's a switch on the left side of your unit. Try to enable the button.

Try to check for the player you are using. Try to check if it is compatible for all video format. You can download Kodec Lite Pro. This play all kinds of video formats.

Keyboard Error

Try different CD, if it works then your first CD maybe defective.

Reconnect LCD Cable or replaced LCD Panel and LCD Cable

Is it problem accours in another monitor that pluged to your notebook? If no, the possibility is inverter failure. Try to replace the inverter to your service centre

There should be a function key to adjust the brightness at the top of your keyboard my laptop is F2 or F3 so at the bottom of the keyboard is a key label FN The Function key looks like a sun with an arrow if you are lucky to have it labelled. If this does not fix problem you may have a faulty laptop . There is a circuit called an inverter in your laptop that converts DC to a higher voltage AC to run the fluro backlight behind your laptop's LCD screen. If this inverter goes faulty you could experience the symptoms you are seeing. This would require a replacement of the inverter circuit board in your laptop by a repair service centre. http://www.youtube.com/watch?v=fSCJzA0EBo0 http://www.youtube.com/watch?v=2Yi6GNFcP3w http://ask.metafilter.com/92210/Backlight-or-Inverter-How-can-you-tell

The problem is probably at your TFT/LCD panel. Find to know by connecting your Notebook to another monitor is it dimming or not

Try another cd dvd player. The optical defect is posible accured

To turn off/on the airplane mode or to switch on/off the wireless systems (WiFi/Bluetooth) in the laptop try pressing the Fn+F5 key combination repeatedly till you turn on or turn off the required device.

Turn on the wireless antenna see https://answers.yahoo.com/question/index;_ylt=A9mSs2GVKQRU8GEAhztLBQx.;_ylu=X3oDMTBydDFnbTUyBHNlYwNzcgRwb3MDNARjb2xvA2lyMgR2dGlkAw--?qid=20120704092103AAQkVy7 Actually, how you this may depend on your operating system if it is not a switch on the machine. My HP turns off the wirless network by a keystroke (special keypad button) 1.September.2014

you might find answers on lenovo forums