John Deere 14SE speed cable replacement

[Gcjeff]

Help! I'm looking for any information on speed or shift cable replacement on my jd 14se push mower. I can't see the other end of the cable below the deck. I'm not sure where to start.
Thanks

 

[mechanic mark]

http://bionicengineering.net/media/JD_14SB/JD_14SB_Technical_Manual_Tm-1471.pdf see page 80-15-4