Reverse Switch location

[GILDIA]

Hi, I am tring to wire the reverse light , In the diagram there is a reverse switch, does any body know where is this switch located? I think it should be near te trassmision but i am not quite sure

Thank you all

[Nissanman]

Here is an example for the F4W71A gearbox: -

[GILDIA]

Thank you, it will help me a lot i also was looking for the speedo cable and this picture cover both of them, thanks again