TOPEX MobiLink
IP
Preliminary Manual
Click “Edit” of the Mobile Interface where you want to change the parameters:
Network Type
- option concerning registering with the mobile network. Here
one can establish the selection of the type of network to which the module will
connect.
This option is available only in case of 3G modules!
The default is Auto, for automatic search, but one can make the module
connect either only to 2G networks (GSM, GPRS, and EDGE) or only to 3G
networks (UMTS/HSDPA).
Volume
When the feature is active, one can modify the sound level both for the
output – TX and input – RX of the voice channel. Note that this feature
is not available for all types of modules; some GSM modules do not
support this. Select Volume to change the audio level for
input
and
output.
The default is zero db, you can select increase the volume in 6
dB increments ( additional amplification of 6, 12 or 18 dB).
One may use the "Default" button located at the bottom of the page to restore the
default level for both input and/or output.
Definition of RX and TX
In this page for Mobile Settings, RX is the voice path coming form the mobile network towards VoIP,
while TX is the reciprocal voice path, which comes form VoIP towards the mobile network.
Note1
: Don’t forget to use the button “
Save
” to store the changes performed over the audio volume.
Note2:
The audio volume can be set up only when the State of the Mobile module is “ready”, which
means registered but not busy.
If the module was busy dialling a number, or sending / receiving SMS messages, it will not be
available for
interrogation
, so the request to set a different audio level will not be applied.
Note3
: Some type of GSM modules provide an additional volume control, CALIBRATE. The values
typed into the “Calibrate” field affect the default volume setting, you can make the default (0 dB) level
louder or weaker, if needed.
.
Note4
: Do
not change the audio level parameters unless necessary, as this may affect the voice
quality.
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