ISO/IEC INTERNATIONAL STANDARD 16969 First edition 1999-10-01 Information technology Data interchange on 120 mm optical disk cartridges using +RW format Capacity: 3,o Gbytes and 6,0 Gbytes Technologiesde Iinformation-Echangede donnees sur cartouches dedisque optique de120mm utilisant leformat+RW-Capacite:3,0 Gbytes et6,0Gbytes Reference number ISO/IEC 16969:1999(E) IEC @ISO1999 ISO/IEC16969:1999(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event ? ISO/IEC 1999 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Casepostale 56.CH-1211Geneva20 Tel. + 41 22 749 01 11 Fax + 41 22 734 10 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland ii @ISO/IEC1999-All rights reserved ISO/IEC16969:1999(E) Contents Page Foreword vili 1. Scope 1 2. Conformance 1 2.1. Optical Disk 1 2.2. Generating system 1 2.3. Receiving system 1 2.4.Compatibility statement 1 1 3. Normative reference 2 4. Definitions 5. Conventions and notations 3 5.1.Representation of numbers : 5.2. Names 6. List of acronyms 4 7.General descriptionof the optical disk 4 5 8. General Requirements 555 8.1.Environments 8.1.1. Test environment 8.1.2.Operating environment 8.1.3.Storage environment 6 8.1.4.Transportation 99 8.2. Safety requirements 8.3. Flammability 6 9.Reference Drive 9 9.1.Optical system 9 9.2.Optical beam 7 9.3. Read channel 1 7 9.4. Disk clamping 8 9.5. Rotation of the disk 8 9.6. Tracking channel (Read channel 2) 8 9.6.1.Normalized servo transfer function 8 9.6.2. Reference Servo for Axial Tracking 9 9.6.3. Reference Servo for Radial Tracking 10 10.Dimensional characteristics 11 10.1. Reference Planes 11 10.2.Overall dimensions 11 10.3. First transition area 12 10.4.Second transition area 12 12 10.5.Clamping Zone 10.6. Third transition area 12 10.7.Information Zone 13 10.8. Rim area 13 10.9. Remark on tolerances 13 11.Mechanical characteristics 14 11.1. Mass 14 @ISO/IEC1999 9 - All rights reserved ili ISO/IEC16969:1999(E) 11.2. Moment of inertia 14 11.3.Dynamic imbalance 14 11.4. Axial runout 15 11.5. Radial runout 15 15 12.Opticalcharacteristics 12.1. Index of refraction 15 12.2.Thickness of the substrate 15 12.3. Reflectivity 16 12.4. Birefringence 16 12.5. Angular deviation 16 13. Data format 17 13.1. Data Frames 17 13.1.1. Identification Data (ID) 18 13.1.2. ID Error Detection Code (IED) 19 13.1.3.RSV 19 13.1.4. Error Detection Code (EDC) 19 13.2.Scrambled Frames 19 13.3.ECC Blocks 20 13.4.Recording Frames 22 13.5.Modulation and NRZI conversion 22 13.6.Physical Sectors 23 13.7. Layout of a Recording Unit Block (RUB) 24 13.7.1. Sync Frames used for linking 24 13.7.2.Start PositionShift (SPS) 25 13.7.3. Recording Unit Block position 25 13.8.d.c.component suppression control 26 14. Track format 26 14.1. Track shape 26 14.2. Track path 27 14.3. Track pitch 27 14.4. Track number 27 14.5.Track layout 27 14.5.1. Segment layout 28 14.5.2.AFCMs 29 15. General description of the Information Zone 31 16. Layout of the Information Zone 31 16.1.