A pico projector and a control method of the pico projector are provided. The pico projector is installed on a door of a vehicle and includes a light source, a DMD, a projection lens, a power supply unit, and a processing circuit. The processing circuit receives a shutdown warning signal, transmits a parking signal to the DMD to perform a parking operation on the DMD, and notifies the power supply unit of cutting off a first power provided to the DMD after a predetermined time interval from transmitting the parking signal.
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