Solving Front Panel Component Problems - HP 5850 - Deskjet Color Inkjet Printer Reference Manual

Solving Front Panel Component Problems

If you encounter problems with devices connected to the front panel, refer to the common causes and
solutions listed in the following table.
Table D-17 Solving Front Panel Component Problems
A USB device, headphone, or microphone is not recognized by the computer.
Cause
Device is not properly connected.
The device does not have power.
The correct device driver is not installed.
The cable from the device to the computer does not work.
The device is not working.
USB ports on the computer are disabled in Computer Setup.
218 Appendix D Troubleshooting Without Diagnostics
Solution
1. Turn off the computer.
2. Reconnect the device to the front of the computer and
restart the computer.
If the USB device requires AC power, be sure one end is
connected to the device and one end is connected to a live
outlet.
1. Install the correct driver for the device.
2. You might need to reboot the computer.
1. If possible, replace the cable.
2. Restart the computer.
1. Replace the device.
2. Restart the computer.
Enter Computer Setup (F10) and enable the USB ports.