Compaq 315eu Maintenance and Service Guide - Compaq 100eu Small Form Factor, 1 - Page 189

Solving Front Panel Component Problems

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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. 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. Run the Computer Setup utility and ensure that the USB ports are enabled. Solving Front Panel Component Problems 179

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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.
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.
Run the Computer Setup utility and ensure that the USB
ports are enabled.
Solving Front Panel Component Problems
179