How Do You Repair An Optical Drive On A DVD CD-ROM?
A DVD/CD-ROM drive is designed to read optical discs using a laser. The amount of current is set at the factory and regulated to provide just enough for the laser to function correctly. Disc errors are often caused by the optical drive no longer being correctly calibrated to read optical discs. Repairing the optical drive on a DVD/CD-ROM requires adjusting the potentiometer (“pot”) so that the optical drive is again calibrated correctly for reading optical discs. The procedure requires opening the computer’s case, removing the DVD/CD-ROM drive and opening it up so as to access the “pot.” Turn off the computer and unplug the power cord. Open the computer’s case. Remove the screws holding the DVD/CD-ROM drive to the drive bay with the Phillips jeweler’s screwdriver. Pull the DVD/CD-ROM drive out of the drive bay. Use the Phillips screwdriver to remove all of the screws from the side and bottom of the DVD/CD-ROM drive. Pull the top case of the DVD/CD-ROM drive off the bottom case to revea
