Dell Laptop Does Not On Or Boot Windows

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If your Dell PC doesn't power on or boot into the OS , it's recommended that you simply perform a tough reset first. Performing a tough reset usually fixes many problems and also drains any residual power that perhaps causing the matter . If your Dell PC still doesn't power on or boot into the OS , follow the actions mentioned below supported the symptoms that you simply are experiencing on your Dell PC.
Perform a tough reset
Power off your Dell PC.
Disconnect the AC adapter or cord and take away the battery (for Dell laptop PCs).
 Note:surely Dell Ultra-thin laptop PCs which can have non-removable batteries, we recommend you to go to our Dell knowledge-base article the way to reset Real clock (RTC) to recover your Dell XPS, Dell Latitude or Dell Precision laptop personal computer .
Note: surely Dell Latitude laptop PCs, we recommend you to undertake and recover the PC using the forced ePSA method, visit the Dell knowledge-base article the way to Use Forced ePSA to get over POST or Boot Failure.
Disconnect all external devices or peripherals like USB drives, printer cables and media cards (SD/xD).
Press and hold the facility button for 15-20 seconds to empty residual power.
Connect the AC adapter or cord and therefore the battery (for Dell laptop PCs).
If your Dell PC still doesn't power on or boot into the OS , follow the guide below supported the symptoms that you simply are experiencing on your Dell PC. you'll also follow instructions below to run a hardware diagnostic check on your Dell PC.Run hardware diagnosticsWhen your Dell PC doesn't seem to be working correctly, diagnostics are available to assist you identify what the difficulty could also be , and supply you troubleshooting steps to assist resolve the difficulty . Dell features a suite of self-diagnostics that's of built into Dell laptops, desktops, servers and Windows based tablets. These are called the Dell Enhanced Pre-Boot System Assessment (ePSA) or Dell Pre-Boot System Assessment (PSA) Diagnostics.