GE Universal Memory Board DS3800HUMB is an input/output circuit board on the GE Speedtronic Mark IV gas turbine control. The GE Universal Memory Board DS3800HUMB is made to fit into the drive quickly. On one end, the board has a modular connector, while on the other, it has retention levers. A reset toggle switch and a red indicator LED are also included on the GE Universal Memory Board DS3800HUMB. Multiple erasable programmable read-only memory (EPROM) modules and 30 jumpers are also included on the board.