Layer 3 | This layer needs no modifications and can be place directly behind layer 3.
Layer 4 | 4 x M2 Brass inserts fit into the back and 2 x M2.5 Brass inserts fit into recessed holes on the front of layer 4.
Layer 4 | 4 x M2 Brass inserts fit into the back and 2 x M2.5 Brass inserts fit into recessed holes on the front of layer 4.
Make sure the two M2.5 Brass inserts pressed into the recessed holes are not protruding above the level of the acrylic. The Charger could be damaged if they are.
4 x M2 x 4mm screws secure the LiPo charger to layer 4. Make sure the Mini B USB socket is facing outwards.
