V70 XENON?

V70 D5 with tv?? hello have a question about the current v70 of volvo. if you have the rti navi system you can also look with an upgrade tv?? still a question: my volvo has xenon light. after starting the motor and after switching on the light the light is blue for about 20-30 sec and after that it is boring white again. why is that?? normal is that always blue. mfg