164 Troubleshooting Your System6 Turn on the system and attached peripherals and check if the USB key isfunctioning.7 If the problem is not resolved, repeat step 2 and step 3.8 Insert a different USB key that you know works properly.9 Close the system. See "Closing the System."10 Turn on the system and attached peripherals and check if the USB key isfunctioning.If the problem is not resolved, see "Getting Help."Troubleshooting an Optical DriveCAUTION: Many repairs may only be done by a certified service technician. Youshould only perform troubleshooting and simple repairs as authorized in yourproduct documentation, or as directed by the online or telephone service andsupport team. Damage due to servicing that is not authorized by Dell is not coveredby your warranty. Read and follow the safety instructions that came with theproduct.1 If applicable, remove the bezel. See "Removing the Front Bezel."2 Try using a different DVD.3 Ensure that the device drivers for the optical drive are installed and areconfigured correctly4 Enter the System Setup program and ensure that the drive’s controller isenabled. See "Using the System Setup Program and UEFI Boot Manager."5 Run the appropriate online diagnostic test. See "Using Dell™ PowerEdge™Diagnostics."6 Turn off the system and attached peripherals, and disconnect the systemfrom the electrical outlet.7 Open the system. See "Opening the System."8 Ensure that the interface cable is securely connected to the optical driveand to the system board. See "Optical Drive."9 Ensure that a power cable is properly connected to the drive and thesystem board.10 Close the system. See "Closing the System."
