no theres no lights on

thanks for the replies, yeah ive tried moving the lever in all different positions. no difference. someone said today the diff lock could be stuck. whats the best way to free it off ?

hi there, ive just bought a 1996 disco 300tdi for the winter. it seems to drive fine but ive noticed that when i turn on full lock the disco seems to want to go straight forward.does anyone have any idea what this could be or how to sort it ? any help appreciated , thanks john.