Bake 3D

[QuakeMarine1]

greetings to all

first of all sorry for my english

i need some help
i created a simple scene
a room with a box in the middle
the GI light source is a second self illumin. box abouve the first.
if i render in vray the resault looks excellent - nice GI -
now i like to bake the texture from the fist box to a map
the problem here - it looks not like the rendering in vray
the baked texture is extreme more lighten


is that my fault
i tryed to find some tutorials but ...
did enybody knows something to help me
or other "baker" working with vray