Main Cable Figure 6-104 Main Cable (1 of 2) 1 Remove the Back Cover (page 263), the Left Cover (page 264), and Trays 4 and 5 (page 274). 2 Unplug both size-sensing connectors inside the 2 x 500-sheet Input Tray cavity (callout 1). C4085-91087 2 x 500-sheet Input Tray Removal and Replacement 285