HP Pavilion n6398 HP Pavilion Notebook PC N6000 Series - Reference Guide - Page 93

CD-ROM and DVD Problems

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Troubleshooting Your Computer Troubleshooting Techniques If sound does not record • Check the software controls for recording sound: click Start, Programs, Accessories, Multimedia (or Entertainment), Sound Recorder. • Test the audio with the DiagTools diagnostics. See "Testing the Hardware" on page 113. If you hear a loud high-pitched whine (feedback) from the speakers • In the Volume Control, try reducing the Master volume: double-click the speaker icon in the taskbar. • In Volume Control, click Options, Properties, and select the microphone option for the playback settings. Then in Volume Control, make sure the microphone is muted. • Avoid using the built-in microphone and built-in speaker at the same time. CD-ROM and DVD Problems If you can't boot from a CD or DVD in the CD/DVD drive • Make sure the CD or DVD is bootable, such as the Recovery CD. • If you want the computer to boot from a CD or DVD whenever one is present, check the boot order in the BIOS Setup utility: 1. Click Start, Shut Down, Restart. 2. When the HP logo appears, press F2 to enter BIOS Setup. 3. Open the Boot menu. The default boot order is (1) Removable Device, (2) Hard Disk, and (3) CD-ROM/DVD Drive. 4. Select CD-ROM/DVD Drive for first boot device. 5. Press F10 to exit BIOS Setup. • Restart the computer: click Start, Shut Down, Restart. • Test the DVD drive with the DiagTools diagnostics. See "Testing the Hardware" on page 113. If a DVD plays erratically • Dirt or smudges can cause a disc to skip. Clean the disc with a soft cloth. If the disc is badly scratched, it will probably have to be replaced. Reference Guide 93

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Troubleshooting Your Computer
Troubleshooting Techniques
Reference Guide
93
If sound does not record
•
Check the software controls for recording sound: click Start, Programs, Accessories,
Multimedia (or Entertainment), Sound Recorder.
•
Test the audio with the DiagTools diagnostics. See “Testing the Hardware” on
page 113.
If you hear a loud high-pitched whine (feedback) from the speakers
•
In the Volume Control, try reducing the Master volume: double-click the speaker icon
in the taskbar.
•
In Volume Control, click Options, Properties, and select the microphone option for
the playback settings. Then in Volume Control, make sure the microphone is muted.
•
Avoid using the built-in microphone and built-in speaker at the same time.
CD-ROM and DVD Problems
If you can’t boot from a CD or DVD in the CD/DVD drive
•
Make sure the CD or DVD is bootable, such as the
Recovery CD
.
•
If you want the computer to boot from a CD or DVD whenever one is present, check
the boot order in the BIOS Setup utility:
1. Click Start, Shut Down, Restart.
2.
When the HP logo appears, press F2 to enter BIOS Setup.
3.
Open the Boot menu. The default boot order is (1) Removable Device, (2) Hard
Disk, and (3) CD-ROM/DVD Drive.
4.
Select CD-ROM/DVD Drive for first boot device.
5. Press F10 to exit BIOS Setup.
•
Restart the computer: click Start, Shut Down, Restart.
•
Test the DVD drive with the DiagTools diagnostics. See “Testing the Hardware” on
page 113.
If a DVD plays erratically
•
Dirt or smudges can cause a disc to skip. Clean the disc with a soft cloth. If the disc is
badly scratched, it will probably have to be replaced.