Dell Technology Guide
Page 281
... page 307 to review your computer's configuration information, and ensure that the device that you want to test displays in the system setup program and is located on a hidden diagnostic utility partition on page 271 and run the Dell Diagnostics before you contact Dell for instructions. 1...NOTE: If the computer is optional and may not ship with your computer. Starting the Dell Diagnostics on Laptop Computers NOTE: If your computer does not display a screen image, see "Contacting Dell" in this section, follow the safety instructions shipped with your docking device for technical ...
... page 307 to review your computer's configuration information, and ensure that the device that you want to test displays in the system setup program and is located on a hidden diagnostic utility partition on page 271 and run the Dell Diagnostics before you contact Dell for instructions. 1...NOTE: If the computer is optional and may not ship with your computer. Starting the Dell Diagnostics on Laptop Computers NOTE: If your computer does not display a screen image, see "Contacting Dell" in this section, follow the safety instructions shipped with your docking device for technical ...