• If the printing position is not correct, adjust the registration of the trays. For more information about
adjusting the registration of the trays, see "Adjusting Tray Registration".
• When the duplex unit is installed, the rear cover is no longer required. However, we recommend you
keep the cover for future use.
• Do not install the duplex unit if the paper tray cover is installed.
• "Test Printing", Quick Installation Guide.
• p.163 "Adjusting Tray Registration"
2. Installing Options
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