6Follow the instructions below that apply to the number of sensors that you have.Position One Sensor under Your MattressFollow all of the instructions on page 4. Next, orient thesensor so the iFit logo is on top. Insert the sensor underyour mattress, and position it so it will be below your chestwhen you are lying on your mattress (if you sleep withanother person, position the sensor so it will be under theside of your chest that is farthest from the other person).There must be a firm surface under the sensor. Then, turnthe sensor so the power port is facing the edge of yourbed closest to the outlet, and route the power cord towardthat edge of your bed. Make sure that the power cordis not stretched and that it will not be stepped on ortripped on.Note: If you have a NORDICTRACK Sleep mattress, insertthe sensor into one of the pockets on the underside of themattress; the sensor must be below your chest when youare lying on the mattress. If desired, route the power cordthrough the cord loops on the underside of the mattress.Position Two Sensors under Your MattressFollow all of the instructions on page 5. Next, orient thesensors so the iFit logos are on top. Insert the sensorsunder your mattress, and position them as shown at theright. There must be a firm surface under the sensors. Then, turn each sensor so the power port is facing theclosest edge of your bed, and route the power cord as shown at the right. Make sure that the power cord is notstretched and that it will not be stepped on or tripped on.Note: If you have a NORDICTRACK Sleep mattress, insert the sensors into the two outer pockets on the under-side of the mattress. If desired, route the power cord through the cord loops on the underside of the mattress.Position The SensorTwo SensorsOne Sensor