HP Dc5700 HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition - Page 183

Troubleshooting Without Diagnostics Solving Display Problems (Continued) Problem Cause Certain typed symbols do not appear correct. The font you are using does not support that particular symbol. Solution Use the Character Map to locate the and select the appropriate symbol. Click Start > All Programs > Accessories > System Tools > Character Map. You can copy the symbol from the Character Map into a document. Solving Audio Problems Solving Audio Problems Problem Cause Sound cuts in and out. Processor resources are being used by other applications. Direct sound latency, common in many media player applications. Sound does not come out of the speaker or headphones. Software volume control is turned down. Audio is hidden in Computer Setup. The external speakers are not turned on. Solution Shut down all open processor-intensive applications. In Windows XP: 1. From the Control Panel, select Sounds and Audio Devices. 2. On the Audio tab, select a device from the Sound Playback list. 3. Click the Advanced, button and select the Performance tab. 4. Set the Hardware acceleration slider to None and the Sample rate conversion quality slider to Good and retest the audio. 5. Set the Hardware acceleration slider to Full and the Sample rate conversion quality slider to Best and retest the audio. Double-click the Speaker icon on the taskbar, then make sure that Mute is not selected and use the volume slider to adjust the volume. Enable the audio in Computer Setup: Security > Device Security >Audio. Turn on the external speakers. Service Reference Guide, dc5700 437804-001 D-19