All of the installation video tutorials, made by Modular Sound, only feature the Advanced PSU Kit, but similar install procedures apply for all other kits. For the basic kits, you only need to watch how the power port, switch, and main psu board is mounted inside.

MPC 1000 – Basic / Boosted PSU Kit – Thanks to and courtesy of @j_lugo_miller

MPC 1000 – Advanced PSU Kit

MPC 2000XL – Advanced PSU Kit

MPC 25000 – Advanced PSU Kit