Solving Front Panel Component Problems - HP 500B - Microtower PC Maintenance And Service Manual

Table C-11 Solving CD-ROM and DVD Problems (continued)
An optical drive cannot read a CD or DVD disc.
Cause
Windows does not detect the DVD-ROM drive.
The disc is damaged or corrupted.
Cannot eject a disc.
Cause
The disc is not properly seated in the drive.

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 C-12 Solving Front Panel Component Problems
A USB device is not recognized by the computer.
Cause
The device does not have power.
The headphone or microphone is not working.
Cause
The cable from the device to the computer is faulty.
The correct driver is not installed.
Solution
1. Use Device Manager to remove or uninstall the device.
2. Restart the computer and let Windows detect the device.
Obtain a replacement disk.
Solution
Shut down the computer and insert a thin metal rod into the
emergency eject hole and push firmly. Slowly pull the tray out
from the drive until the tray is fully extended, then remove the
disc.
Solution
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.
Solution
Replace the cable.
Reinstall the driver and restart the computer.
Solving Front Panel Component Problems 79