Unplug the table light or floor lamp's power cord from the outlet. Plug the cord into the AC socket on the X10 light module.
Insert the tip of the flat-edged jeweler's screwdriver into the "House code" screw on the module. Rotate the screw so that the marker on it points to the "A" labeled text. Insert the tip of the screwdriver into the "Module code" screw. Rotate the screw so that the marker on it points to the "2" labeled text.
Plug the module into a wall outlet. Turn the light or lamps on. Place the X10 control panel on a table from where you will control the module. Plug the control panel's power cord into an outlet.
Insert the tip of the flat-edged jeweler's screwdriver into the "House code" screw on the control panel. Rotate the screw so that the marker on it points to the "A" labeled text.
Press the "2" labeled key on the control panel to turn on the light or lamp. Press the key again to turn the light or lamp off.