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Forum Laptop LCD to Desktop monitor conversion
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Related

Laptop LCD to Desktop monitor conversion

Former Member
Former Member over 14 years ago

I have an old Compaq presario 700 series laptop that I can gut out for the lcd. Is there any way to resolder the wires (including the backlight) from the lcd to a vga connector so that I can just plug any desktop into it and turn it on? And is it possible to do this without the use of a lcd controller of some sort?

 

Here is the data sheet for my lcd display:

http://www.alldatasheet.com/datasheet-pdf/pdf/106605/SAMSUNG/LTN141X.html

 

A vga connector datasheet I'm sure you can easily find.

 

Thanks to anyone that can help.

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  • Former Member
    Former Member over 14 years ago

    I've done one laptopscreen to vga convertion, and basicly what you need to do is search for lvds converter for your screen (ebay is probably good place to start). I think all laptops have the lvds stuff embedded with the motherboard, so basicly you always need a converter to mach to your screen. most of the cheap chinese converters support multiple screens and costs something like 20 to 50usd

     

    normal lcd screens and some small screens (check this http://metku.net/hwforum/viewtopic.php?t=6458), have the lvds stuff mounted somewhere with the screen panel, so you can sometimes just solder the connector quite neatly to there, but with laptop screen's I'd say you always need to have a converter, and usually the screen isn't so good in quality, so it's not really worth the money.

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  • Former Member
    Former Member over 13 years ago in reply to Former Member

    I have a WXGA screen, could I just jery rig the wires up?

    Data sheet http://beyondinfinite.com/lcd/Library/LG-Philips/LP154WP2-TLA3.pdf

    Forgot to mention I have an in tact inverter.

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  • Former Member
    Former Member over 13 years ago in reply to Former Member

    I have a WXGA screen, could I just jery rig the wires up?

    Data sheet http://beyondinfinite.com/lcd/Library/LG-Philips/LP154WP2-TLA3.pdf

    Forgot to mention I have an in tact inverter.

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  • Former Member
    Former Member over 13 years ago in reply to Former Member

    Ryan: without the lvds controller, I don't think so.

     

    If you check the data sheet inputs there's only lvds pins, also you need something to control the screen brightness/contrast/backlight/timing and probably bunch of other stuff as well. If you check the youtube link that killarshark gave and end up in the ebay link, that controller is all you need to buy.

     

    But be careful when buying those controllers, be sure to check if your screen model is listed, otherwise it won't work or, it works in a wrong resolution.

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  • Former Member
    Former Member over 13 years ago in reply to Former Member

    could I ripout a controller from the matching laptop?

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  • Former Member
    Former Member over 13 years ago in reply to Former Member

    well It's there somewhere embedded with the motherboard so maybe in theory you could find the surface mount chip somewhere and solder it off and... well good luck with that image

     

    there's a good reason why people buy those controllers

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