The following two steps show the removal of the battery and the coaxial antenna cable from the midframe. These two steps make for a less cluttered repair, but are not essential. If you want, you can leave the battery and the grey coax cable in place here and proceed to step 7.

Insert an opening pick between the battery and the Joy-Con housing. Gently pry out the battery, which is lightly taped in place.

Be careful not to deform or puncture the battery—it can catch fire or explode if damaged.