ISO/IEC INTERNATIONAL STANDARD 19798 Third edition 2017-01 Information technology Office equipment Method for the determination of toner cartridge yield for colour printers and multi- function devices that contain printer components Technologies de I'information - Equipements de bureau - Méthode pour la détermination du rendement de cartouche de toner pour les imprimantes couleur et pour les dispositifs multifonctionnels qui contiennent des composants d'imprimantes Reference number IEC ISO/IEC 19798:2017(E) s International Organization for Standardization STANDARDIZATION C15956617 @IS0/IEC2017 ed without license from IHS IS0/IEC 19798:2017(E) COPYRIGHT PROTECTEDDOCUMENT IS0/IEC 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester ISO copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 [email protected] www.iso.org Licensee-ZHEJIANG INST OF STANDRJSA/IEC O7 - All rights reserved Not for Resale, 2017/3/28 03:04:51 networking permited without license from IHS IS0/IEC 19798:2017(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references ..1 3 Terms and definitions ..1 4 Test parameters and conditions .2 4.1 Set-up. .2 4.2 Sample size. .3 4.3 Print mode .3 4.4 Print environment. 4 4.5 Paper. 4 4.6 Maintenance .5 4.7 Test files. 5 4.8 End oflife. 5 5 Test methodology .6 5.1 Testing procedure .6 5.2 Procedure for handling a defective cartridge or printer 6 5.2.1 General .6 5.2.2 Defective cartridge 6 5.2.3 Defective printer. 7 6 Determination of the yield value and declaration .7 6.1 Determination of the declared yield value. .7 6.2 Test data reporting. ..8 6.3 Declaration of the yield ..8 Annex A (informative) Examples of fade ..10 Annex B (informative) Flow chart .11 Annex C (normative) Sample reporting form ..13 Annex D (normative) Optional method for comparison of colour to Is0/IEC 19752 ..17 Bibliography .19 ii icenSee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 se with ISt ed without license from IHS Not for Resale, 2017/3/28 03:04:51