The two leads that connect to the frontlight are labeled T1 and T7, they are right beside the battery coil (to the bottom right) when you open the system, T1 is positive, T7 is negative.
The two leads that connect to the frontlight are labeled T1 and T7, they are right beside the battery coil (to the bottom right) when you open the system, T1 is positive, T7 is negative.