Page: 136Service Guide OKIPAGE 24DX/24DXnChapter C Duplex Unit Maintenance1.1 FunctionsDUPLEX UNIT is a unit, which is installed on the printer unit for controlling both-sided printing from the printer unit,intended for automatically reversing papers of which one side have been already printed and re-feeding them to theunit for printing other side.The main functions are the followings:Paper that can be used:l[Paper Type]Cut Sheet Size: A4, Letter, Executive, Legal13, Legal14lSpecial Size: Paper Width: 210 to 216mm ; Paper length: 279 to 356mml[Weight]16 lbs ~ 24 lbs (64 ~ 81 g/m2)lCopyright 1998, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business PartnerExchange (BPX) for any updates to this material. (http://bpx.okidata.com)