Installation And Recognition Confirmation Of Options - Oki B721 Maintenance Manual

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2.5.3 Installation and recognition confirmation of options

(1) Installation of an Additional Tray Unit
An additional tray unit is intended for increasing the amount of paper that can be loaded in
the printer, and three additional tray units can be installed to the printer. An additional tray
holds 530 sheets of 70 kg paper, allowing the printer to print up to 2,220 sheets continuously
when used with a standard paper cassette and a multi-purpose tray together.
• Printer and one additional tray unit
• Printer and two additional tray units
45487001TH Rev.1
• Printer and three additional tray units
1. Turn off your printer, then unplug all the cables from the printer.
Turn off the printer by following the steps described under "Turning off the power" in
section 3.5.2.
2. Stack the additional trays, inserting the projections of the lower additional tray into
the holes on the bottom of the upper additional tray one by one.
Projection
2. Installation
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