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1803 Core Storage Unit
.~ .~----------------------------------------------------------------------~--~--~~~.~.-"--~'~'~'------
We are pleased to send you this com-
plimentary copy of a newly printed
publication. Additional copies are
available from the Distribution Cen-
ter, Mechanicsburg.
G.w. Goesch, Manager
Department G24 5127-0914-1
Author: R. M. Dinga
Hh!stlrated farts Catalog
1B03) Core Storage Unit
5127-0914-1
~) g5~ Illustrated Parts Catalog
PREFACE
This illustrated Parts Catalog (lPC) contains
listings and illustrations of all replaceable
assemblies, subassemblies, and detail parts
released to Production Control on or before
May 22, 1970.
Second Edition (June 1970)
This is a major revision of and makes obsolete Order No. ZZ26-09l4-0
Significant changes or additions to the specifications contained in this publication are
continually being made. When using this pUblication in connection with the operation
of IBM equipment, check the latest FE Publications Systems Sequence Listing, Order
No. SY20-0073, for revisions or contact the local IBM Branch Office.
Copies of this and other IBM publications can be obtained through IBM Branch Offices.
A form for reader's comments is provided at the back of this publication. If the form
has been removed, send your comments to the address below.
This manual was prepared by the IBM Systems Development Division, Product
Publications, Department G24, San Jose, California 95114.
@ Copyright International Business Machines Corporation 1970
ii
1803
CONTENTS
HOW TO USE THIS PARTS CATALOG. iv
Catalog Organization iv
Finding a Part iv
Key Definitions v
VISUAL INDEX vi
CA TALOG SECTION
Frame and Cover Group 1
1803 Basic Final Assembly 4
B Gate Assembly 7
Cooling Unit Assembly 10
DC Distribution Panel Assembly 12
Power Sequence Box Assembly 14
Power Supply Assembly (12V-5A) 16
Power Supply Assembly (6V-12A) 18
Power Supply Assembly (3V-4A)