HP ProDesk 400 G3 Small Form Factor Maintenance And Service Manual page 94

System will not boot from CD-ROM or DVD drive.
Cause
Non-bootable CD in drive.
Boot order not correct.
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.
86 Chapter 6 Troubleshooting without diagnostics
Solution
Try a bootable CD in the drive.
Run the Computer Setup utility and change boot sequence in
Advanced > Boot Options.
Solution
Check cable connections.
See reconfiguration directions in the
Installation Problems on page 80
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 Advanced > Port Options.
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.
Solving Hardware
section. If the system still does