Knowledgebase : PC Repairs
DELL VOSTRO LAPTOP DIAGNOSTICS To run the Inbuilt diagnostics which checks all system parts, hold down the FN key and turn on the power Do this test before ringing dell.
* Turn off the Chromebook. * Press ESC++POWER.   A yellow exclamation point (!) or "Please insert a recovery USB stick" is displayed. * Press CTRL+D to begin Developer mode, then press ENTER. * Press SPACE, then press ENTER. The Chromebook deletes ...