User Manual

GM47/GM48 INTEGRATOR’S MANUAL

LZT 123 7263 R1A

2.4 ATH Hang up

Signals the MS to terminate an active call.

2.5 ATL Monitor Speaker Loudness

Controls the volume of the monitor speaker. The specific loudness level

indicated by “low”, “medium” and “high” is manufacturer specific. It is

intended to indicate increasing volume.

Description Command Possible Responses

Terminate the call ATH •ERROR

•OK

Description Command Possible Responses

Request monitor

speaker loudness

ATL[<value>] •OK

•ERROR

Shows the current

setting

ATL? L: <value>

Answer an incoming

call

ATL=? L: (list of supported

<values>s)

<value> Description

0 -14dB (minimum speaker volume)

1 -10.5dB

2 -7dB

3 -3.5dB

4 0dB (nominal speaker volume)

5 3.5dB

6 7dB

7 10.5dB

8 14dB (maximum speaker volume)