IBM SY33-1042-1 2020 FEMDM Vol 2 Nov69 free download

File name SY33-1042-1_2020_FEMDM_Vol_2_Nov69.pdf

Field Engineering Maintenance Diagrams Processing Unit System/360 Model 20 (Machines with serial no. 50,000 and above) Volume 2 SY33-1042-1 Preface This publication (Volume 2) and its companion publication (Volume 1, 5. 2560 Multi-Function Card Machine Attachment Feature, 2501 Card Form Y33-1024) constitute the Field Engineering Maintenance Diagrams Reader Attachment Feature, 1442 Card Punch ModelS Attachment manual for the IBM 2020 Processing Unit (machines with serial number Feature, System/360 Model 20 (Machines with serial no. 50,000 and 50,000 and above) in the IBM System/360 Model 20. Volume 2 contains above), Form Y33-1033. operations information (Section 5) and Volume 1 contains information on 6. Binary Synchronous Communications Adapter, System/360 Model 20 the following: (Machines with serial no. 50,000 and above), Form Y33-1039. Diagnostic techniques (Section 1) 7. Input/Output Channel Feature, System/360 Model 20 (Machines with Error conditions (Section 2) serial no. 50,000 and above), Form Y33-1017. Data flow (Section 3) 8. Storage Control Feature, System/360 Model 20 (Machines with serial Functional units (Section 4) no. 50,000 and above), Form Y33-1037. Power (Section 6) Information on the serial I/O channel feature is contained in Field Microprograms (Appendix B) Engineering Theory of Operation, Maintenance Diagrams, Serial 1/0 Both volumes are used for maintenance, instruction, and recall. Channel A ttachment Feature, System/360 Model 20 (Machines with serial The material in these volumes supplements the information contained no. 50,000 and above), Form Y33-1040. in the following manuals: The associated Field Engineering Theory of Operations manual for the 1. Field Engineering Theory of Operation, 2020 Processing Unit, features are: System/360Model20 (Machines with serial no. 50,000 and above), 1. 1403 Printer Models 2, 7, Nl Attachment Feature, System/360 Model Form Y33-1021.