HP COMPAQ DC5750 Troubleshooting Guide download pdf (Page 49)

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 2-17 Solving Front Panel Component Problems

A USB device, headphone, or microphone is not recognized by the computer.

Cause

Solution

Device is not properly connected. 1. Turn off the computer.

2. Reconnect the device to the front of the computer and

restart the computer.

The device does not have power. 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.

The correct device driver is not installed. 1. Install the correct driver for the device.

2. You might need to reboot the computer.

The cable from the device to the computer does not work. 1. If possible, replace the cable.

2. Restart the computer.

The device is not working. 1. Replace the device.

2. Restart the computer.

USB ports on the computer are disabled in Computer Setup. Enter Computer Setup (F10) and enable the USB ports.

ENWW Solving Front Panel Component Problems 43

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HP COMPAQ DC5750 Troubleshooting Guide Page 49