This document provides instructions for setting up and using a mobile data projection device. The device consists of a projector mounted on a wheeled trolley with a docked tablet PC. It allows wireless projection of the tablet screen or connection of other devices. Key steps include extending the trolley handle, positioning it 1-4m from the projection surface, unlocking the device with a PIN, and using the tablet or other devices wirelessly or via USB to project presentations. The interactive whiteboard feature can also be enabled.