Audio

SOUND_POWER_SAVE_ON_AC/BAT

SOUND_POWER_SAVE_ON_AC=0
SOUND_POWER_SAVE_ON_BAT=1

Timeout (in seconds) for the audio power saving mode (supports Intel HDA, AC97). A value of 0 disables power save.

Default when unconfigured: 0 (AC), 1 (BAT)

Note

Power saving mode may cause slight clicks or other disturbances in sound output. See the FAQ: Audio.

SOUND_POWER_SAVE_CONTROLLER

SOUND_POWER_SAVE_CONTROLLER=Y

• Y – power off the controller together with the sound chip
• N – controller remains active

Default when unconfigured: Y