A single module slot is available on the codec rear panel for inserting an optional ISDN or POTS module into the codec.
ViA codec with an ISDN module installed
Inserting or Removing a Module
|
Ensure the codec is [OFF] when inserting or removing modules. Where possible use anti-static precautions to help minimize the chance of static charges damaging the highly sensitive circuitry. Do not force a module into the codec. Modules should be installed slowly and gently. |
1.Press the POWER 
button and tap Shut Down to turn the codec [OFF].
2.Remove the 4 screws from the blanking panel or module installed in the codec.
3.Carefully slide the new module into the module slot and ensure the base of the module remains flat during insertion, to ensure it lines up correctly with the module connector in the codec.
4.Reinsert the 4 screws to hold the module firmly in place.
5.Press the POWER button to power up the codec.
6.Press the HOME 
button to return to the Home screen and tap Settings 
.
7.Tap Transport Interfaces to expand the menu and tap ISDN Module or POTS Module to configure module settings.
