Originally Posted by Tom Frank
I found it easier to unwrap the tape around the old/new batteries at the end, and unsolder/solder the wires already attached to the camera to the small circuit board from/to the battery circuit boards. There more room to maneuver and no need to cut, strip, heat shrink two splices in the wires.
Thanks for the tip, Tom. I'm gonna use it when it's time to replace the original battery.