
108 | Appendices ~ Appendix E: Serial Commands  | 
ACONNLVL - Audible Connect/Disconnect Level
This command selects/reports the audible connect / disconnect indicator’s level. Command form: DEVICE ACONNLVL <Channel> [Value]
Argument details
Name | Description  | Units  | 
Device  | 
  | |
ACCONNLVL  | Command form  | 
  | 
Channel  | See Groups and Channels on page 103  | 
  | 
Value  | dB  | |
  | Null to query in text  | 
  | 
Example: #71 ACONNLVL 1 
AD - Auto-Disconnect  Enable/ Disable
This command selects/reports the setting of 
Command form: DEVICE AD <Channel> [Value]
Argument details
Name | Description  | |
Device  | ||
AD  | Command form  | |
Channel  | See Groups and Channels on page 103  | |
Value  | 0  | = Off, 1 = Loop Drop, 2 = Call Progress,  | 
  | 3  | = Loop Drop + Call Progress, Null to query in text  | 
Example: #70 AD 1 3 On XAP 400 unit 0 (#70), 
AEC - Acoustic Echo Canceller Enable/Disable
This command selects/reports the setting of acoustic echo canceller. Command form: DEVICE AEC <Channel> [Value]
Argument details
Name | Description  | 
Device  | |
AEC  | Command form  | 
Channel  | Range   | 
Group  | M (selects mic group)  | 
Value  | 0 = Off, 1 = On, 2 = Toggle, Null to query in text  | 
Example: #70 AEC 1 0 On XAP 400 unit 0 (#70) the echo canceller (AEC) for mic channel 1 (1) is set to off (0).