ICL Technical Publications

1900 Series Hardware

Number Publication Name Edition
/Issue
Date PDF File
Executives
5017388-2 Program Specification Dual Executive 1902/3
Part 2 - Exchangeable Disc Store System (2801, 2802) - Type 6
    5017388-2.djvu
5102738 Specification for Multi-Program Overlaid Executives
E3RM, E73J, E73M
    5102738.djvu
West Gorton Processors
5030229 1904A Power Supply Circuit Diagram 11 1969 5030229.djvu
5036531 1904A Overload Protection Circuit Diagram (CP33) 6 1971 5036531.djvu
EP54 Circuit Philosophy and Design for the Package Family Used in ORION 2 and FP6000 1 1963 ep54.djvu
EP97 Guide for Control Codes and Qualifiers for Standard Interface Peripherals   1967 ep97.djvu
IM47 1905/1909 Floating Point Unit (from bitsavers.org)   1966 im47.pdf
PF228 1906 Microprogram Flow Diagrams (from bitsavers.org)     pf228.pdf
WGB07 1906 Floating Point Drawings (from bitsavers.org)     wgb07.pdf
PF281 1904E Block Diagrams (from bitsavers.org)     pf281.pdf
PF281MP 1904E Microprogram Sequence Drawings (from bitsavers.org)
(2 copies.pdf)
    pf281mp-1.pdf
pf281mp-2.pdf
WGC01 1904E Central Control Drawings (from bitsavers.org)     wgc01.pdf
WGC02 1904E Data Flow Drawings (from bitsavers.org)     wgc02.pdf
WGC03 1904E Hardware Accumulator Drawings (from bitsavers.org)     wgc03.pdf
WGC05 1904E Store Extension Unit Drawings (from bitsavers.org)     wgc05.pdf
WGC05/1 1904E Store Extension Unit (for paged systems)      
WGC06 1904E Remote Store Unit Drawings (from bitsavers.org)     wgc06.pdf
WGC07-3 1904E Character Data Buffer Control Drawings (from bitsavers.org)     wgc07-3.pdf
WGC07 1904E PAC Control Drawings (from bitsavers.org)     wgc07.pdf
WGC08 1904E PAC Buffers Drawings (from bitsavers.org)     wgc08.pdf
WGC13 1904E Paging Hardware (Description)   Nov 68 wgc13-desc.djvu
  Documents related to paging
Introduction to PAGING (for 1906A)
1904E Paging Feature - Paper No.1
1904E Paging Feature - Paper No.2
   
Introduction_to_PAGING.djvu
1904E_Paging-Paper-1.djvu
1904E_Paging-Paper-2.djvu
WGC18 1904E AC Control Drawings (from bitsavers.org)     wgc18.pdf
  1904E Extra Programming Facilities (from bitsavers.org)     1904e_extra.pdf
  TTL Integrated Circuit Technology (from bitsavers.org)     ttl.pdf
WGH01 1904A (mk.1) Logic Drawings (from bitsavers.org)   1969 wgh01-1.pdf
wgh01-2.pdf
WGH03 1904A (mk.1) PAU Drawings (from bitsavers.org)   1969 wgh03.pdf
WGH04 1904A (mk.1) Floating Point Drawings (from bitsavers.org)   1969 wgh04.pdf
BB006 1904A Training Module 4 (from bitsavers.org)   1972 bb006.pdf
  1903T/1904A(mk.2)/1904S CPU Flowcharts 2nd 1972 cpu-1904as.djvu
Stevenage Processors
1112739 Servicing Procedure for F1497 (EDS30/60 Integrated Disc Controller)   1969 1112739.djvu
1112740 Technical Description for F1497 (EDS30/60 Integrated Disc Controller)   1969 1112740.djvu
1113262 1901T/1902T Computers Servicing Procedure (2017 and 2027 Processors)   1969 1113262.djvu
5001777 1902/1903 Covers Installation Diagram 5 1965 5001777.djvu
5005920 1902/1903 Engineer's Panel Circuit 1 1964 5005920.djvu
5006471 1902/1903 Processor Logic Diagrams 14 1965 5006471.djvu
5008785 1901/1902/1903 Relay Box Circuit 3 1965 5008785.djvu
5013005 1901/1902/1903 Circuit Board Layout Chart 3 1966 5013005.djvu
5013023 1901/1902/1903 Tele Typewriter 3 1966 5013023.djvu
5013073 1901 Processor Logic Diagrams 5 1966 5013073.djvu
5013099 1901/1902/1903 Control Panel Circuit 5 1966 5013099.djvu
5013914 1901 Engineer's Panel Circuit 2 1966 5013914.djvu
5015247 1902/1903 Processor High Speed Control Option 7 1967 5015247.djvu
5016344 1901/1902/1903 Address Book Preface Sheet 2; 1966 5016344.djvu
5016360 1902/1903 Processor Extended Maths Unit 3 1966 5016360.djvu
5017813 1901/1902/1903 Circuit Board Layout Chart 5 1968 5017813.djvu
5018413 1901(?)/1902(?)/1903(?) Circuit Board Layout Chart 2 1966 5018413.djvu
5019820 1902A and 1903A Logic (Processor) (PARTIAL)   1969 5019820.djvu
5020380 1902/1903 Processor Multichannel Interface 1 1967 5020380.djvu
5020591 1902A and 1903A Technical Description   1969 5020591.djvu
5020592 1902A and 1903A Optional Features Technical Description   1969 5020592.djvu
5020594 Types 1902A and 1903A Computers Operating Instructions   1969 5020594.djvu
5020595 1902A and 1903A Computers Maintenance Schedule   1969 5020595.djvu
5025850 1901A Logic Diagrams (Processor)   1969 5025850.djvu
5025852 1901A Logic Diagrams (Typewriter)   1972 5025852.djvu
5026700 1901A System Processor Technical Description 3 1973 5026700.djvu
5026701 1901A System Core Store Technical Description 6 1973 5026701.djvu
5029483 1902A and 1903A Store Access Manager Technical Description 7 1973 5029483.djvu
5030078 1901A Logic 1 1968 5030078.djvu
5038386 PCB Assembly 6423 1 1971 5038386.djvu
5038387 Circuit Diagram 6423 1 1971 5038387.djvu
5135040 1901A Processor (2012) Timer Logic 1 1973 5135040.djvu
5135215 1901A Processor (2012) Timer Logic Schematics 1 1973 5135215.djvu
5136193 1901A Processor (2011) Logic Index 1 1973 5136193.djvu
8876145 1901/1902/1903 Card File Assembly 9 1965 887614.djvu
887965 1901/1902/1903 Operator's Control Panel Circuit 4 1965 887965.djvu
887969 1901/1902/1903 Contactor and Distribution Panel Circuit 6 1965 887969.djvu
888905 1901/1902/1903 Door 01 Assembly 6 1965 888905.djvu
888907 1901/1902/1903 Door 02 Assembly 4 1965 888907.djvu
888910 1901/1902/1903 Basic Machine Assembly 8 1965 888910.djvu
889987 1901/1902/1903 Tele Typewriter Key Assembly 1 19643 889987.djvu
889988 1901/1902/1902 PSU Assembly (+6v) 3 1965 889988.djvu
889989 1901/1902/1902 PSU Assembly (-6v) 3 1965 889989.djvu
889990 1901/1902/1902 PSU Assembly (-28v) 3 1965 889990.djvu
Peripherals
1110020 1900 Standard Interface Specification 12 1967 1110020.djvu
1111383 Maintenance Manual
7901 Communications Processor and Associated Equipment
1 1970 1111383.djvu
1111384 7900 Series Scanner Equipment Technical Description 4 1970 1111384.djvu
1111731 7930 Series Scanner Equipment Technical Description   1969 1111731.djvu
1111732 7903 Communications Processor Technical Description 3 1971 1111732.djvu
5005571 1915 Paper Tape Reader Logic Diagrams 4 1965 5005571.djvu
5005572 1915 Paper Tape Reader Power Supplies and Control Schematic 4 1965 5005572.djvu
5006496 1941/1 Core Store Logic Diagrams 3 1965 5006496.djvu
5007665 1971 Magnetic Tape Logic Diagrams 2 1965 5007665.djvu
5007666 1971 Magnetic Tape Logic Diagrams 2 1965 5007666.djvu
5007667 1971 Magnetic Tape Logic Diagrams 3 1965 5007667.djvu
5008302 1920 Card Punch Logic Diagrams 4 1965 5008302.djvu
5008736 1941/3 Core Store Logic Diagrams 2 1965 5008736.djvu
5010659 1922/1 Card Punch Logic Diagrams 1 1965 5010659.djvu
5010804 1941/2 Core Store Logic Diagrams 1 1965 5010804.djvu
5010895 1942/2-3 Core Store Logic Diagrams 1 1965 5010895.djvu
5010897 1942/1 Core Store Logic Diagrams 1 1965 5010897.djvu
5014413 2504 and 2505 Magnetic Tape Systems Logic Diagrams 1 1969 5014413.djvu
5020138 2504 and 2505 Magnetic Tape Switching and Interlocks 3 1968 55020138.djvu
7019075 1911 Card Reader Logic Diagrams 4 1965 7019075.djvu
7019076 1911 Card Reader Control and Decoder Logic Diagrams 3 1965 7019076.djvu
7903117 Environmental Design Standard for ICL Equipment      
801631 1933 Printer Logic Diagrams 1 1965 801631.djvu
806830 1931/1932 Printer Hammer Driver Logic Diagrams 4 1966 806830.djvu
806831 1931/1932 Printer Interface Logic Diagrams 7 1966 806831.djvu
811366 1912 Card Reader Logic Diagrams 1 1965 811366.djvu
81798511 Phase 11A Video Data Terminal Specification      
81899011 Engineering Requirements for Phase IIA VDUs and QLSA interconnecting systems      
821207 2101 High Speed Serial Card Reader Logic (partial) 15 1969 821207-partial.djvu
82224911 EDS 30/60 General Specification   1972 82224911.djvu
82295711 Engineering Specification for 7181/1 TLSA      
82297011 Engineering Specification for 7181/2 QLSA   1975 82297011.djvu
887042 1916 Paper Tape Reader Power Supplies and Control Schematic 7 1965 887042.djvu
887043 1925 Paper Tape Punch Power Supplies and Control Schematic 6 1965 887043.djvu
887044 1916 Paper Tape Reader Logic Diagrams 5 1965 887044.djvu
887045 1925 Paper Tape Punch Logic Diagrams 6 1965 887045.djvu
  2504/5 MT Transport Maintenance     DRI-Type6-Maint-Man-1970.djvu
  1830 General Purpose VDU - 200 series package descriptions     gpvdu-circuits.djvu
IM55 Package Manual Vol. 3 - 200 Series Packages 2 1971 idu-circuits.djvu