Report "630.when i turn on Navman and give address,whan i start my car and turn on Navman,on started car it is turning off automaticali in 2-3 seconds,if i whant to start Navman i have to turn off my car and ferst turn on navman, but if i start my car first and then Navman the same thing happens or when my car is on i have to press turn on button of Navman many times to start it,second problem is when my car is started but the car is in the same place Navman going indicator arrow on the screen already keeps going, it is also happens when i stop on red light, insted of stopping it is keeps going ,please tell me what is wrong with my Navman or what and where i have to do with Navman in that case. thank you"