Face-down output assembly 1 Remove the top cover assembly (see page 232). 2 Remove the left rear cover (see page 234). 3 Remove the left upper cover (see page 236) 4 On the top of the printer, remove the black airflow vent by releasing the cut tab (callout 1) and lifting the vent off. 21 Figure 100. Upper airflow vent 5 Remove two screws on the face-down exit sensor rail (callout 2). 3 2 2 2 Figure 101. Face-down exit sensor rail 6 Unplug the sensor connector on the left side of the rail and release one cable stay (callout 3). EN Top assemblies 249