Universal Serial Bus (Usb) Specific Problems - Dell P2214H User Manual

Universal Serial Bus (USB) Specific Problems

Specific What You
Symptoms Experience
USB interface is USB peripherals
not working are not working
High Speed High Speed USB
USB 2.0 2.0 peripherals
interface is working slowly or
slow not working at all • Reconnect the upstream cable to your computer.
52
| Troubleshooting
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 USB 2.0-capable.
• Some computers have both USB 2.0 and USB 1.1 ports.
Ensure that the correct USB port is used.
• Reconnect the USB peripherals (downstream connector).
• Reboot the computer.