Specifications

Voice Commands
Rev. 8 May.12 Proprietary and Confidential 129
• 2—Car kit (MSM6290, QSC6270)
• 3—Speaker phone (MSM6290, QSC6270)
• 4—Auxiliary (MSM6290, QSC6270)
• 5—TTY (TeleTYpe—a device that allows speech and hearing-impaired
people to use a phone) (MSM6290, QSC6270)
• 6—Auxiliary external PCM (128 kHz clock) (MSM6290, QSC6270)
• 7—Primary external PCM (2 MHz clock) (MDM6200, MSM6290, QSC6270)
AT commands that are used to change the audio configuration have a profile
parameter; any changes you make are applied to the specified profile. The default
audio configurations for each profile are shown in Tabl e 7 -1 , Tabl e 7 -2 , and
Table 7 -3.
Table 7-1: MDM6200 audio profile default settings
Setting
Profile ID
7
Automatic Gain Control (Tx)
AT! AVTXAGC
Off
Noise Suppression (Tx)
AT! AVNS
Off
AGC, AVC (Rx)
AT!AVRXAGC
Off
Echo Cancellation
AT!AVEC
Headset
Tx gain
AT!AVTXVOL
0dB
Sidetone gain
AT!AVCODECSTG
n/a
Table 7-2: MSM6290 audio profile default settings
Setting
Profile ID
0 1 2 3 4 5 6 7
Automatic Gain Control (Tx)
AT! AVTXAGC
Off Off Off Off Off Off Off Off
Noise Suppression (Tx)
AT! AVNS
On On Off Off On On Off Off
AGC, AVC (Rx)
AT!AVRXAGC
Off Off Off Off Off Off Off Off
Echo Cancellation
AT!AVEC
ESEC Headset AEC
Speaker
phone
Headset ESEC Headset Headset
Tx gain
AT!AVTXVOL
0 dB 0 dB 0 dB 0 dB 0 dB 0dB 0dB 0dB
Microphone gain
AT!AVMICGAIN
24.0 dB 24.0 dB 24.0 dB 24.0 dB 24.0 dB 0dB n/a n/a