universal fuse safety wire  fuse wire protector for Treadmill controller 

Noted: Each treadmill light sensor principle is the same, but the wiring port sequence may not be the same;

So we give the buyer with a transfer cable. Through this root adapter line can be freely exchange order

​Three lines in theory there are six permutations and combinations, one of six is correct

If a connection error is reported by the controller, the treadmill will work correctly if the connection is correct

Some of the controller interface is four-pin, the general middle of the two are connected to the same, so when the connection is connected, in the middle of the two can choose one

If the six methods are tried, still does not work, that is not a sensor problem; there may be a controller problem