Texas Instruments DEM-PCM2912AEVM - DEM-PCM2912A Evaluation Module DEM-PCM2912AEVM DEM-PCM2912AEVM 数据表
产品代码
DEM-PCM2912AEVM
3.3.2 Volume Settings
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Basic Operating Set-Up—Mac OS
Follow these steps to configure the volume settings for headphones, microphone, and the recording
options.
options.
To set the headphone volume:
Step 1.
Open the Audio MIDI Settings options (Application
→
Utility
→
Set Audio MIDI), as illustrated in
. Alternatively, open the Output tab of the Sound options, as illustrated in
Step 2.
Set the headphone volume and the audio output levels from –76 dB to 0 dB, and set the
desired mute.
desired mute.
To set the record volume:
1. Open the Audio MIDI Settings options (Application
→
Utility
→
Set Audio MIDI), as illustrated in
. Alternatively, open the Input tab of the Sound options, as illustrated in
2. Set the recording level from –12 dB to +30 dB, and set the desired mute.
Figure 3-14. Audio Midi Setting Window (Mac OS)
SBAU141 – January 2009
Set-Up Guide
29