Dell Alienware 25 Gaming AW2521H Alienware AW2521H Monitor Users Guide - Page 74
Universal Serial Bus (USB) specific problems, USB 5 Gbps USB 3.2 Gen1-capable.
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Universal Serial Bus (USB) specific problems Specific symptoms USB interface is not working Super Speed USB 5 Gbps (USB 3.2 Gen1) interface is slow Wireless USB peripherals stop working when a USB 3.2 device is plugged in What you experience USB • peripherals are • not working • • • • Super Speed • USB 5 Gbps (USB 3.2 • Gen1) peripherals working slowly or not working • at all • • Wireless USB • peripherals responding • slowly or only working as the distance • between itself and its receiver decreases Possible solutions Check that your monitor is turned on. Reconnect the upstream cable to your computer. Reconnect the USB peripherals (downstream connector). Switch off and then turn on the monitor again. Reboot the computer. Some USB devices like external portable HDD require higher electric current; connect the device directly to the computer system. Check that your computer is Super Speed USB 5 Gbps (USB 3.2 Gen1)-capable. Some computers have USB 3.2, USB 2.0, and USB 1.1 ports. Ensure that the correct USB port is used. Reconnect the upstream cable to your computer. Reconnect the USB peripherals (downstream connector). Reboot the computer. Increase the distance between the USB 3.2 peripherals and the wireless USB receiver. Position your wireless USB receiver as close as possible to the wireless USB peripherals. Use a USB-extender cable to position the wireless USB receiver as far away as possible from the USB 3.2 port. 74 | Troubleshooting