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How To Troubleshoot Laptop Screen Problems

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When one morning your laptop screen goes blank, a number of beep codes and visual signals should guide you into diagnosing and fixing related LCD/LED and motherboard faults.For starters, appropriate laptop screen repair will depend on the symptoms manifested when the laptop is switched on.

While a totally black laptop screen may point to a faulty motherboard, a dim display may be symptomatic of a faulty inverter or LCD screen.

Usually, a single beep should signal normal startup whereas more than one, accompanied by no display on the screen, should signal component failure.

Also depending on the model and brand of laptop, you can also use the light codes usually next to the power-on light to read into activity inside the laptop. For example, activity or inactivity on the disk drive light should indicate successful or failure in boot up.

Comprehensive Troubleshooting Guide For DIY Laptop Repair
Basic laptop repair can be accomplished in the comfort of your sofa without the services of the computer technician next door. But remember to call the tech guy if doubt creeps in! The following DIY troubleshooting guide should help you fix a laptop

1: Lack Of Display On The Laptop Screen

A totally blank screen following power up of the laptop is symptomatic of:

  • Faulty memory module/S (RAM)
  • Loose fiber connection either on the laptop screen or motherboard
  • Faulty LCD or LED screen
  • Faulty display chip
  • Faulty motherboard or microprocessor

In case there is no display on the laptop screen, start by connecting your laptop to an external monitor via the VGA or other display port. There should be display on the external monitor if all is fine, and try restarting the laptop again if the external monitor does not identify the laptop immediately.

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