Lexmark Optra C710 Service Manual - Page 58

5016-001 Exit of the one sided print When the printed page passes through the paper exit sensor in the printer, the upper duplex unit motor rotates in the reverse direction, rotating the gate claw in reverse, so that paper is ejected to the paper exit tray. When the page passes through the paper exit sensor in the printer, the upper duplex unit motor rotates in the normal direction in low speed mode, rotating the gate claw normally in order to receive the page. When the page passes through the pass sensor, the motor switches to high speed mode transporting the page to the duplex rear unit. 1-34 Service Manual