Page: 47
8 .
T h e P S T N M o d e m
The PSTN module is a 1200bps modem and enables communication via PSTN line using Fast Format, SIA 3, Contact ID, or
SMS; as well as remote uploading/downloading.
8.1.1
Inserting the PSTN modem
NOTE: Power down the control panel before
inserting or removing the PSTN module.
1: Ensure that the slot is free from
dust and debris, before inserting it
as shown.
2: Angle the module back, flat
against the screw bosses and
parallel to the mainboard PCB.
3: Insert the screws as shown and
tighten carefully, ensuring that the
module has no free movement.