hey where is the knock sensor on a 2.4L 1997 z24??

I need an exact description and/or a picture would be kewl to, i checked the haynes manual and the teardown in there book is for a 2.2 and shows a picture of the crankshaft sensor and the knock sensor is right next to it?? where in the hell is that? in the back of the block in the front or what?? please help,

I also got the new knock sensor and it is one wire and does screw into the block.

there also is a sensor on the back of the motor below the exhaust manifold, with a 2 wire orange connector, what is that sensor for?