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Field Engineering
Maintenance Manual
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~ ~ ~@ Computing System
Field Engineering
Maintenance Manual
Issued to: _ _ _ _ _ _ _ _ _ _ _ __
Branch Office: _ _ _ _ _ _ _ _ _ _ __
Department: _ _ _ _ _ _ _ _ _ _ __
Address: _ _ _ _ _ _ _ _ _ _ _ __
If this manual is misplaced, it should
be returned to the above address.
TI TI ~@ Computing System
PREFACE
This manual contains all maintenance procedures
required to service the IBM 1130 Data Processing
System.
This manual assumes that the CE has limited
experience and/or training on the system and is fa-
miliar with the material contained in the Field Engi-
neering Theory of Operation (Instruction Manual)
manuals listed in the Bibliography (Appendix A).
The users of this manual are cautioned that
specifications are subject to change at any time and
without prior notice by IBM. Wiring diagrams
(logics) at the engineering change level of that spec-
ific machine are included in each machine shipment.
This manual (Form 227-5977-1) is a major revision of
Form 227-5977-0. The latter is made obsolete by this
revision.
Copies of this and other IBM publications can be obtained through IBM Branch Ofiices.
A form has been provided at the back of this publication for readers' comments.
If the form has been detached, comments may be directed to :
IBM, Product Publications Department, San Jose, Calif. 95114
@) International Business Machines Corporation,1966.
ii
CONTENTS
CHAPTER 1 DIAGNOSTIC AIDS