CEA-CEB4-1998 Recommended Practice for VCR Specifications《VCR规范推荐操作规程》.pdf

1、 CEA Bulletin Recommended Practice for VCR Specifications CEA-CEB4 S-2013 August 1998 NOTICE Consumer Electronics Association (CEA) Standards, Bulletins and other technical publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchase

2、rs, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper product for his particular need. Existence of such Standards, Bulletins and other technical publications shall not in any respect preclude any member

3、or nonmember of CEA from manufacturing or selling products not conforming to such Standards, Bulletins or other technical publications, nor shall the existence of such Standards, Bulletins and other technical publications preclude their voluntary use by those other than CEA members, whether the stan

4、dard is to be used either domestically or internationally. Standards, Bulletins and other technical publications are adopted by CEA in accordance with the American National Standards Institute (ANSI) patent policy. By such action, CEA does not assume any liability to any patent owner, nor does it as

5、sume any obligation whatever to parties adopting the Standard, Bulletin or other technical publication. This document does not purport to address all safety problems associated with its use or all applicable regulatory requirements. It is the responsibility of the user of this document to establish

6、appropriate safety and health practices and to determine the applicability of regulatory limitations before its use. This document is copyrighted by the Consumer Electronics Association (CEA) and may not be reproduced, in whole or part, without written permission. Federal copyright law prohibits una

7、uthorized reproduction of this document by any means. Organizations may obtain permission to reproduce a limited number of copies by entering into a license agreement. Requests to reproduce text, data, charts, figures or other material should be made to CEA. (Formulated under the cognizance of the C

8、EA R4 Video Systems Committee.) Published by CONSUMER ELECTRONICS ASSOCIATION 2014 Technology & Standards Department www.CE.org All rights reserved STD.EIA CEBLi-ENGL 1998 323Lib00 ObLLLibO 831 RECOMMENDED PRACTICE FOR VCR SPECIFICATIONS CONTENTS 1. verview 1 2. VCR Specification page 1 1 COPYRIGHT

9、Electronic Industries AllianceLicensed by Information Handling Services. CEB4 RECOMMENDED PRACTICE FOR VCR SPECIFICATIONS 1. Overview The Consumer Electronics Manufcturers Association (CEMA) was requested by its members to develop a Recommended Practice for the presentation of technical information

10、for VHS VCRs. The R-4.2 subcommittee found that in current practice most manufacturers include a Specification page “ in the products Owners Manual. But the specific information given on this page varies widely fiom manufacturer or brand. Information is oRen insufcient, overwmpiicated and sometimes

11、obsolete. The purpose of this recommended practice is to: include essential information for the VHS VCR user. standardize the format for the presentation of the information. Also: Specification information should be included in products Owners manuals, Users Guides or Instruction manuals that are pa

12、cked in with the product when it is sold. 0 Specification information may also be included in product brochures and other advertising literature. Suggestions for additions and modifications should be made to CEMA R4.2 subcommittee. 2. VHS VCR Specification page General Recommendations This specifica

13、tion covers VHS video cassette recorders using ?4 inch recordmg tape width. ITEMS EXAMPLESand NOTES 1. Piayback/Recording format 2. Video system 3. Video heads 4. Video input/output - Impedance 5. Audio input/output/mic - Impedance 6. Input/output connectors 7. On-Screen display 8. Search speeds 9.

14、Slow speed VHS Standard N.T.S.C. ( 525 lined60 Hz) 4 heads (Special Effects in SP/SLP) 1 volt 7522 -6SdB/-6dI3/-65& (EE mode) 247WI1.5WZ 1 KHd21.2Kn Color coded phono jacks EnglishErench SP X9/SLP x27 X1/5 - 1/60 I- 1 COPYRIGHT Electronic Industries AllianceLicensed by Information Handling ServicesC

15、EB4 10. Memory back up duration 1 1. RF modulator 12. Tuner 13. Tape transport speed 14. Tape size 15. Audio System 16. Tape erase heads 17. Supplied Accessories 18. Dimensions 19. Weight 20. Power requirement 2 1. Power consumption 22. Max power consumption in power off mode 23. Compliance Two hour

16、s Channel 3 or 4 switchable Frequency synthesizer with AFT (Automatic he tuning) and channel lock. 18 1 channels of VHF, UHF, Normal CATV, HRC and IRC. SLP( 1 1.12dsec) and L9(16.67mm/sec) % inch width Linear-mono with audio dub HiFi Stereo One full track tape erase head and separate head for audio

17、erasing. List packed-in accessories supplied with VCR unless listed on another page. SAE and/or SI units SAE and/or SI units 120&10% volts AC 60Hz In watts (usually the maximum power used during SLP recording) U.L., C.S.A., Energy StarRating. SP(33.35dSec), 3.5 watts , 2 COPYRIGHT Electronic Industr

18、ies AllianceLicensed by Information Handling ServicesCEA Document Improvement Proposal If in the review or use of this document a potential change is made evident for safety, health or technical reasons, please email your reason/rationale for the recommended change to standardsce.org. Consumer Electronics Association Technology & Standards Department 1919 S Eads Street, Arlington, VA 22202 FAX: (703) 907-7693 standardsce.org