Canon imageCLASS X MF1643 II Series Service GuideimageCLASS X MF1643 II Series Service Guide January 2022Revision 1 Page iPublished byCanon U.S.A., Inc.One Canon ParkMelville, NY 117471-800-OK-CANONE-Mail: serviceplanning@cusa.canon.comCanon U.S.A. Homepage: http://www.usa.canon.comCanon U.S.A. Internet e-Support Center Web site: http://www.support.cusa.canon.comCanon U.S.A. Partner Portal web site:https:/www.partners.usa.canon.comDistributed in the United States by Canon U.S.A., Inc.IMPORTANTTHIS SERVICE GUIDE INCLUDES THE INFORMATION RELATING TO THE imageCLASS XMF1643iF II, and MF1643i II.SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY FROMACTUAL DEVICE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER.USE OF THIS SERVICE GUIDE SHOULD BE STRICTLY SUPERVISED TO AVOID DISCLOSURE OFCONFIDENTIAL INFORMATION.ALL PRICES LISTED ARE SUBJECT TO CHANGE WITHOUT NOTICE.PART NUMBERS LISTED MAY BE CHANGED WITHOUT NOTICE TO REFLECT ENGINEERINGREVISIONS.REVISION HISTORYRevision Date Sections Details— September 2021 All Release of the imageCLASS X MF1643 II Series ServiceGuide.1 January 2022 1 Update item code for iF model and remove NFC featurefrom updated iF