Compaq Presario CQ56-204LA Laptop Screen 15.6 LED BOTTOM LEFT WXGA HD 1366x768 "fn key light" Questions

...Fn key bottom left key, works with other blue keys. Find other blue keys maybe arrow up arrow down or two with blue picture maybe looks like light bulb headlight the sun probably on the right side, ...

...fn key first then the brightness key. You could also try to boot to the bios screen and "set defaults". It's also possible you've turned on the fn key to use an alternate monitor. You may be able to ...

FN key and F5 to change between the LCD screen and the external monitor. It may be F8 also, depending on the laptop model. Look on the F keys for a little picture of a monitor. Once you have found it,

...press the middle mouse pad part plus the control key... You can increase the brightness by holding down the Fn key and then press the Home key, if you press the End key it will dim the back

very dim screen image, have to see using flashlight ? Have you tried holding the "fn" key and the F key that has an arrow up or light symbol on it?

...ideas? It could be a faulty cable When you tried it on the laptop, you activated the video out port (Fn key + Function Key combo) ? Check the cable also Else it's busted as it cant detect video ...

...Fn key and tap the bright up key or bright down key . I f this does not do it then your CRT/led screen is going bad because of the back light lamps. These lamps can be replaced, but it cost more than ...

Fn) key and press, press, press.... right arrow (----->) the right most key on your keyboard until back light brightens. If you press several time it also goes off. Just press again until brightens

...but I am unable to recall how it got fixed. Thanks There is a symbol of Two monitors on F3 Or F4 button 1. Press Fn key and hold it 2. by holding Fn key press F3 key Your monitor will start ...

...FN) key on your laptop then select a blue picture on the keyboad of to squears one black one blue this will alter the display.OR in windows look at Start>controal pannel>display You need to use ...