[. . . ] Open the top cover and lift out the toner/drum cradle, then close the cover and move the printer aside. Cover the cradle to protect the drums from light while they are outside the printer. [. . . ] Note the location of the pins (1) and connector (2) on the tray. the bottom of the upper tray with pins/connector on the lower tray. d. If you do not see TRAY2 MEDIATYPE or TRAY3 MEDIATYPE, the printer is not properly attached to the connector on the tray(s) and you need to lift the printer and reposition it. PHASE 2: LOAD PRINT MEDIA 7. Lower the printer onto the auxiliary tray(s), aligning the printer with the tray and lowering the holes/plug in the bottom of the printer onto the pins/socket on the tray. If necessary, lift out the media indicator at the right end of the tray and reposition it to correspond with the media you will normally use in that tray. 6. If you are installing two trays, place the first tray on top of the second one, aligning the holes/connector in 8. Click the Device Settings tab (Windows XP, 2000 and NT 4. 0) or the Device Options tab (Windows Me, 98, 95). Under Installable Options, click Available Tray (or Additional Trays) and select the number of auxiliary trays installed. Click OK, then close the Printers dialog box. Macintosh® Driver (OSX) 1. Therefore, this selection is unavailable. Macintosh® PostScript Driver PHASE 3: ACTIVATE THE AUXILIARY TRAYS IN THE PRINTER DRIVER Windows® PCL Driver 1. Right click the SHOPRIDER C7100, 7300 or C7500 PCL printer icon, then click Printing Preferences (Windows 2000), Properties (Windows XP, NT, Me, 98, 95). [. . . ] Therefore, this selection is unavailable. Macintosh® PostScript Driver PHASE 3: ACTIVATE THE AUXILIARY TRAYS IN THE PRINTER DRIVER Windows® PCL Driver 1. Right click the SHOPRIDER C7100, 7300 or C7500 PCL printer icon, then click Printing Preferences (Windows 2000), Properties (Windows XP, NT, Me, 98, 95). [. . . ]