Thanks for your answer sir,, here is the photo
U can see behind the TV,, there r light, i use vraylightmtl,, don't know why it doesn't emit well,, same on the bot side of cabinet too.
Now im using 3ds max 2009 and vray 2.40.03,, if there's any wrong setting,, plz tell me..
i already ticked Direct illumination on VrayLightMtl..
*sorry bad english