HP Workstation x1100 hp workstations general - audio manual - Page 21

Using Sound on Your PC Solving Problems with Sound Audio input from the Check that the microphone level is not set too low in the volume control program. microphone is too Check that the microphone specifications meet the requirements of the embedded low, or no audio at all audio. Refer to the Audio Features described in your User's Guide for further information. Microphone volume is If you find that the microphone volume is still too low, even after checking the still too low volume level in the volume control program, try using the Mic20dB Gain Boost. This option boosts the microphone volume output. To set the Mic20dB Gain Boost: Windows NT 4.0 or Windows 95 users: Display the Volume Control window by double-clicking the speaker symbol in the right corner of the taskbar. Click the Advanced button in the Master Volume window. Then check the Mic20dB Gain Boost checkbox. Microphone is recording on the left channel only The microphone recording format is set to Mono. This is the default setting. If this setting has been changed to Stereo output, you should reset it to the default value. When recording in Stereo format, the microphone input is recorded on the left channel only, and the mixer output is recorded on the right channel for echo cancellation purposes (when required by an application). Speaker volume Check that the speakers are connected to a power supply. control does not work If batteries are used, and there are already some installed, try replacing them. Distorted audio output Check that the master and source mixers (of the volume control program) are not set to the maximum. These controls should be set to around 75% of their maximum values. Humming noise If the power grounding of your audio components is inadequate, a humming noise may be generated. This may happen if your PC is connected to a hi-fi system. Plug all devices into adjacent power outlets (outlets within 5 cm / 2 inches of each other), or use line filters. English 21