HP Pro 4300 Maintenance And Service Manual page 116

Drive not found (identified).
Cause
Cable could be loose.
The system may not have automatically recognized a newly
installed device.
The device is attached to a SATA port that has been hidden
in Computer Setup.
Drive responds slowly immediately after power-up.
CD-ROM or DVD devices are not detected or driver is not loaded.
Cause
Drive is not connected properly or not properly configured.
Movie will not play in the DVD drive.
Cause
Movie may be regionalized for a different country.
Decoder software is not installed.
Damaged media.
Movie rating locked out by parental lock.
Media installed upside down.
Cannot eject compact disc (tray-load unit).
Cause
Disc not properly seated in the drive.
108 Chapter 7 Troubleshooting Without Diagnostics
Solution
Check cable connections.
See reconfiguration directions in the
Installation Problems on page 101
does not recognize the new device, check to see if the
device is listed within Computer Setup. If it is listed, the
probable cause is a driver problem. If it is not listed, the
probable cause is a hardware problem.
If this is a newly installed drive, run the Computer Setup
utility and try adding a POST delay under Advanced >
Power-On Options.
Run the Computer Setup utility and ensure Device Available
is selected for the device's SATA port in Security > Device
Security.
Run Computer Setup and increase the POST Delay in
Advanced > Power-On Options.
Solution
See the documentation that came with the optional device.
Solution
See the documentation that came with the DVD drive.
Install decoder software.
Replace media.
Use DVD software to remove parental lock.
Reinstall media.
Solution
Turn off 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.
Solving Hardware
section. If the system still