Installation Overview
The SD-400 is designed for easy installation and comes complete with all cables required in a
typical installation environment.
1.
Remove the SD-400 and all components from packaging
2.
Verify that the SD memory card is in the card slot – located under the black cover door
on right hand side of device.
3.
Connect the AC power to the device and then to the wall socket.
4.
Slide the power switch on the back/bottom of device to the on position
5.
Wait for the device to initialize and show the main menu screen
Line Connection:
Analog telephone lines are connected to the SD-400 via the two RJ-11 interface jacks on the
back of the device. Each RJ-11 interface jack supports two phone lines. Reference the two
diagrams below to determine how to connect your SD-400 to your telephone lines.