Dell Latitude 13 3380 Latitude 3380 Owners Manual - Page 39

Display options Identifying the display adapter 1 Start the Search Charm and select Settings. 2 Type Device Manager in the search box, and tap Device Manager from the left pane. 3 Expand Display adapters. Changing the screen resolution 1 Right-click on the laptop and select Display Settings. 2 Tap or click Advanced display settings. 3 Select the required resolution from the drop-down list and tap Apply. Adjusting brightness in Windows 10 To enable or disable automatic screen brightness adjustment: 1 Right-click All Settings → System → Display. 2 Use the Adjust my screen brightness automatically slider to enable or disable automatic-brightness adjustment. NOTE: You can also use the Brightness level slider to adjust the brightness manually. Connecting to external display devices Follow these steps to connect your computer to an external display device: 1 Ensure that the projector is turned on and plug the projector cable into a video port on your computer. 2 Press the Windows logo+P key. 3 Select one of the following modes: • PC screen only • Duplicate • Extend • Second Screen only DDR4 DDR4 (double data rate fourth generation) memory is a higher-speed successor to the DDR2 and DDR3 technologies and allows up to 512 GB in capacity, compared to the DDR3's maximum of 128 GB per DIMM. DDR4 synchronous dynamic random-access memory is keyed differently from both SDRAM and DDR to prevent the user from installing the wrong type of memory into the system. DDR4 needs 20 percent less or just 1.2 volts, compared to DDR3 which requires 1.5 volts of electrical power to operate. DDR4 also supports a new, deep power-down mode that allows the host device to go into standby without needing to refresh its memory. Deep power-down mode is expected to reduce standby power consumption by 40 to 50 percent. Technology and components 39