compupro A205 Enclosure and Motherboards Technical Manual Nov84 free download

File name A205_Enclosure_and_Motherboards_Technical_Manual_Nov84.pdf

CO'MPUTER ENCLOSURE & MOTHERBOARDS TECHNICAL MANUAL A205 $20.00 WARNING Your CompuPro Computer Enclosure is a Class A commercial digital device. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions manual, may cause interference to radio communications. It has been tested and found to comply with the limits for a Class A computing device pursuant to Subpart J of Part 15 of FCC Rules, which are designed to provide reasonable protection against such interference when operated in a commercial environment. Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference. WE STRONGLY RECOMMEND THAT YOU INSTALL SHIELDED EXTERNAL RS-232 CABLES WITH THIS SYSTEM TO REDUCE RADIO FREQUENCY INTERFERENCE (RFI). DO NOT OPERATE THIS EQUIPMENT WITH THE COVER REMOVED. COMPUTER ENCLOSURE AND MOTHERBOARDS TECHNICAL MANUAL Copyright 1981 CompuPro Hayward, CA 94545 File Name: SYSENC.MAN Document # 1171 0 First edition: July 1981 Latest Printing: November 1984 DISCLAIMER - CompuPro makes no representations or warranties with respect to the contents hereof and specifically disclaims any Implied warranties of merchantability or fitness for any particular purpose. Further. CompuPro reserves the right to revise this publication and to make any changes from time to time in the content hereof without obligation of CompuPro to notify any person of such revision or changes. All rights reserved. No part of this publication may be reproduced or transmitted in any form, or by any means. without the written permission of CompuPro. Printed and assembled in the United States of America. Enclosed front panel design shown on cover is available from Full Service CompuPro System Centers only. CONTENTS COMPUTER ENCLOSURE' ... . Before configuring your system ... 1 AC power distribution ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2 Power supply schematic ... 2 MOTHERBOARDS (6, 12, & 21 SLOT) ... 3 Termination circuitry ... 3 Motherboard schematic ... 4 Active termination theory ...