HP dc5750 manual Solving Audio Problems, On the Properties tab, make sure Enable digital CD

Table 2-7Solving Audio Problems (continued)

Sound does not come out of the speaker or headphones.

Cause	Solution
	3.	Right-click on the CD/DVD device and select
		Properties.
	4.	On the Properties tab, make sure Enable digital CD
		audio for this CD-ROM device is checked.
Headphones or devices connected to the line-out connector	Turn on and use headphones or external speakers, if
mute the internal speaker.	connected, or disconnect headphones or external speakers.
Volume is muted.	1.	From the Control Panel program, click Sound, Speech
		and Audio Devices, then click Sounds and Audio
		Devices.
	2.	Click the Mute check box to remove the check mark from
		the box.
Computer is in standby mode.	Press the power button to resume from standby mode.
			CAUTION When attempting to resume from
			standby mode, do not hold down the power button for

more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data.

Sound from headphones is not clear or muffled.

Cause Solution

Headphones are plugged into the rear audio output connector. The rear audio output connector is for powered audio devices and is not designed for headphone use.

Plug the headphones into the headphone connector on the front of the computer.

Computer appears to be locked up while recording audio.

Cause Solution

The hard disk may be full.

Before recording, make sure there is enough free space on the hard disk. You can also try recording the audio file in a compressed format.

Line-in, Line-out, headphone, or microphone jacks are not functioning properly.

Cause Solution

Jacks have been reconfigured in the audio driver or application software.

In the audio driver or application software, reconfigure the jacks or set the jacks to their default values.

ENWW Solving Audio Problems 27