The IS200PICHG1A developed by General Electric is a Phase Interface and Control Board designed as a component for the Mark VI. The Mark VI is one of the many Speedtronic systems for the management of gas and steam turbines. This board has one jumper, three LED indicator lights, fifteen test points, three stab-in connectors, twelve plug connectors and twenty-four fiber optic connectors. The board has ten transformers, multiple inductor coils, high voltage capacitors and capacitors of other materials along with several heat sinks. The main purpose of this board was designed for use within Innovation Series drives and contains all of the gating drivers and feedback signal processing circuits for four dual IGBT Modules located in the H-bridge phase assembly. It contains multiple Auxiliary boards that are soldered into the motherboard.