Service Manuals, User Guides, Schematic Diagrams or docs for : IBM 140x A21-9012-3_1231_opticalRdr_1963

<< Back | Home

Most service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.



Image preview - the first page of the document



>> Download A21-9012-3_1231_opticalRdr_1963 documenatation <<

Text preview - extract from the document

                                                                        File No. 1231 -03
                                                                          Form A21-9012-3




Systems Reference Library




IBM 1231, 1232 Optical Mark Page Readers

This publication describes the functions, controls, principles of operation, data flow,
and programming for the IB~1 1231 and 1232 Uptical ~1ark Page Readers. Special
features available are explained. Also included is a section on the IBM 534 Model 3
Card Punch.
This publication, form A21-9012-3, replaces and obsoletes form
A21-9012-2. Information from technical newsletter N21-OO23 is
included. Changes to text are indicated by a vertical line to the
left of the column. Changes to illustrations are indicated by a
bullet (.) to the left of the figure title.




Copies of this and other IBM publications can be obtained through
IBM Branch Offices. Address comments concerning the content
of this publication to:
IBM, Product Publications Department. Rochester. Minn. 55901.

◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo