Question about HP Compaq Evo n620c Notebook

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I have trouble of my desplay, power work ok but can not display any thing

Sir i have hp520 note book. screen display not work if i connect moniter then display ok . can you help me? My problem is, the machine just goes off, but the power is coming. No display even when I connect it to a monitor

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Hey. there is a inverter in LCD that makes view brightly shinely so you can see everything on LCD. anyway. if the inverter breaks down you get black screen. even inverter is working you get blanc screen you need to check LCD DATA CABLE that it not possible to reach it for you. i advise you to get the Service if you have warranty

have a good day.

pls rate this.

Posted on May 28, 2009

  • meteshadow May 28, 2009

    hey there. there is a inverter in lcd that makes whithe bright shinely. anyway if it break down you can get black screen. look carefully something on LCD that you cant see clearly or there is nothing. if there is nothing it looks like your lcd break down. otherwive your inverter down. need to go to the Service

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Power supply done but display is not


Hi there,

Symptom : No Image on the screen. I cannot turn on the monitor.

Checklist 1 : Is the power connected properly ?
Action : Check the power cord connection and supply.

Checklist 2 : Can you see "No Connection. Check Signal Cable" on the screen ?
Action : Check the signal cable connection.

Checklist 3 : If the power is on, reboot the computer to see the initial screen ( the login screen), which can be seen.
Action : * If the initial screen (the login screen appears, boot the computer in the applicable mode (the safe mode for Windows 98/95) and then change the frequency of the video card.
* Note : If the initial screen ( the login screen) does not appear, contact a service center or your dealer.

Sympton : I cannot see the ON Screen Display.
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1 Answer

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