Paper Full Mark6. Push the paper tray back in.7. Enter the printer menu, go to the MEDIA MENU section and set the paper size, mediatype and weight you will be using in the auxiliary tray(s) [Tray 2 and Tray 3].Step 3: Activate the Auxiliary Tray(s) in the Printer DriverWindows PCL Driver1. Click Start → Settings → Printers.2. Right click the OKI C9200 or C9400 PCL printer icon, then click Printing Preferences(Windows 2000), Properties (Windows Me, 98, 95) or Document Defaults (Windows NT4.0).3. In the Paper tab, click Device options.4. Under Paper tray installed:, set the total number of trays installed (Tray1 + auxiliarytrays), then click OK.5. Click OK, then close the Printers dialog box.Windows PostScript Driver1. Click Start → Settings → Printers.2. Right click the OKI C9200 or C9400 PostScript printer icon, then click Properties.3. Click the Device Settings (Windows 2000 and NT 4.0) or Device Options (Windows Me,98,95) tab.4. Under Installable Options, click Additional Input Trays. and select the number of auxiliarytrays installed.5. Click OK, then close the Printers dialog box.Macintosh PostScript Driver1. Activate Chooser from the Apple menu.2. Select LaserWriter 8.3. Click Printer → Setup.4. Click Configure.5. Change the Additional Input Trays setting to match the number of auxiliary traysinstalled.6. Click OK twice.7. Close Chooser.405