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Solve : DIMM SCREEN Toshiba l450d 113?

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Hi There,

I have a dimm screen right from boot, i can see everything but just very dimm.
Have tried the following:

- cold boot
- discharge power for 30 secodns without battery.
- replaced inverter to no avail.
- checked CONNECTIONS and cables.

Any suggestions what else i could try would be most appreciated.

Thanks

Are you sure it's the correct inverter and connected correctly?  Are there any ground connectors that may be loose or that you might have forgotten to TIGHTEN back up?  I've done that myself once or twice.  Also, does the laptop display properly when connected to an external display?  It's UNLIKELY to be the video chip or a setting, but it's worth trying this just to make sure.
If everything seems fine, you're left with two, make that three, possibilities - a second dead inverter, a bad cable, or a bad screen.Hi

if you want to check an inverter one of these is REALLY handy.

http://www.ebay.com/bhp/non-contact-voltage-detector

If you run it around the screen before taking the laptop screen apart you can check the inverter is out puting at least something and if this is getting to the back lite. If the display is still dimm you have a faulty back lite.

Lisamaree
I am guessing you have already tried the Function Key with the Raise/Lower of brightness CONTROL? Such as my one computer has a FN key and then you press FN and the number 5 and 6 which has a brightness symbol on the keys to raise and lower the brightness of the backlight.Hi All, Many Thanks for taking the time to reply and try and help/

Yes it is the correct inverter, and i rechecked the cables and connectors. It only has 2 plugs, one at each end.

Weird thing was a long time ago i remember that happened then all of a sudden it worked and for a long time.

When i closed the lid and went away for 2 days came back opened the lid and dimm, yet connections all seemed ok.

I tried the FN key to no avail.

I don`t really want to replace the whole screen as costs a fair bit at £43

Good idea with Voltage pen , might try that.

Any other suggestions? Any other cables or contacts that i should check?

Many Thanks Again.





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