Chockdee

hello, this is my first time in The Landy Zone. Just bought a 01´Defender TD5 here in Spain (always had Counties LWB in The States w/automatic transmissions) and i really do not know where the DIF LOCK lever should be (since its missing the knob w/ the diagram). Where should it be?bottom L.,bottom R.,top L. dif lock light is broken and the manual is written in Spanish and i do not understand Spanish to good, any feedback will be greatly appreciated it. ThanX!