PDP-11 /40,-11/35 (21 inch chassis) system manual EK-II040-TM-002 ) fillhor PDP~11/40,-11135 LPA~~2t j.~Cfh cb,~s$is) 'sysle'l1l manual- ) ( ) digital equipment corporatio~ • maynard. massachusetts First Edition, June 1973 2nd Printing (Rev), February 1974 .~.).. 3rd Printing, July 1974 4th Printing, January 1975 Copyright © 1973,1974,1975 by Digital Equipment Corporation The material in this manual is for informational purposes and· is subject to change without notice. Digital Equipment Corporation assumes no respon­ sibility for any errors which may appear in this manual. Printed in U.S.A. ) The following are trademarks of Digital Equipment Corporation, Maynard, Massachusetts: DEC PDP FLIPCIDP FOCAL DIGITAL COMPUTER LAB UNIBUS ) CONTENTS Page CHAPTER 1 INTRODUCTION 1.1 SCOPE ............ 1-1 1.2 SYSTEM COMPONENTS 1-1 1.3 FUNCTIONAL DESCRIPTION 1-1 1.3.1 Unibus ......... 1-4 1.3.2 KDll-AProcessor ... 1-5 1.3.3 KY11-D Programmer's Console 1-6 1.3.4 MF11-L Core Memory .. 1-6 1.3.5 Optional Memory Systems 1-7 1.3.5.1 PDP-11 /40 Memories 1-7 1.3.5.2 PDP-11/20 Memories 1-8 1.3.5.3 MFll-U/UP Core Memory 1-9 ) 1.3.6 LA30 DECwriter ....... 1-9 1.3.7 DL11 Asynchronous Line Interface 1-10 1.3.8 Power System ........... 1-10 1.4 APPLICABLE DOCUMENTATION 1-11 1.5 ENGINEERING DRAWINGS ...... 1-13 CHAPTER 2 INSTALLATION 2.1 SCOPE ......... 2-1 2.2 SITE PREPARATION .. 2-1 ) 2.2.1 Physical Dimensions 2-2 2.2.2 Fire and Safety Precautions 2-2 2.2.3 Environmental Requirements 2-3 2.2.3.1 Humidity and Temperature 2-3 2.2.3.2 Air Conditioning ., 2-3 2.2.3.3 Acoustical Damping 2-3 2.2.3.4 Lighting ..... 2-3 2.2.3.5 Special Mounting Conditions 2-3 2.2.3.6 Static Electricity .,. 2~3 2.2.4 Electrical Requirements 2-3 ) 2.3 INSTALLATION PROCEDURES 2-4 2.3.1 Unpacking ... 2-4 2.3.2 Inspection ..... 2-5 2.3.3 Cabinet Installation 2-5 2.3.4 AC Power Connections 2-6 2.3.5 Intercabinet Connections 2-6 2.3.5.1 Unibus Connections 2-6 2.3.5.2 Remote Power Connections 2-6 2.3.5.3 Ground Strapping ..... 2-6 2.3.6 Remote Peripheral Interconnection 2-7 2.3.7 Installation Verification ..... 2-7 2.3.8 Initial Power Turn-on ...... 2-12 2.4 INITIAL OPERATION AND PROGRAMMING 2-13 2.5 CUSTOMER ACCEPTANCE ......... 2-13 ) iii CONTENTS (Cont) ) Page CHAPTER 3 SYSTEM OPERATION 3.1 SCOPE ....... 3-1 3.2 KYII-D PROGRAMMER'S CONSOLE 3-1 3.3 DECwriter .... · 3-15 3.4 TELETYPE .... · 3-15 3.5 BASIC OPERATION · 3-19 3.5.1 Power On · 3-20 3.5.2 Basic Console Control · 3-20 3.5.2.1 ENABLE/HALT Switch · . 3-20 3.5.2.2 Loading Data Manually · . 3-20 3.5.3 Manual Program Loading (Bootstrap Loader) · . 3-21 3.5.4 Automatic Program Loading ... · . 3-25 3.5.4.1 Loading Absolute Loader · 3·26 3.5.4.2 Loading Maintenance Loader · 3-28 3.5.5 Running Programs · 3-29 3.6 BASIC PROGRAMMING ...... · 3-29 CHAPTER 4 PROCESSOR INSTRUCTIONS· AND OPTIONS 4.1 SCOPE ...... 4-1 4.2 INSTRUCTION SET . 4-1 4.2.1 Address Modes .... 4-3 4.2.2 Basic InstruCtion Set 4-5 4.2.3 Extended Instruction Set · 4·17 4.3 PROCESSOR OPTIONS ... · 4-22 4.3.1 KEI1-E Extended Instruction Set (EIS) Option · 4-23 4.3.2 KEI1-F Floating Instruction Set (FIS) Option · 4-24 4.3.3 KJll-A Stack Limit Register Option ..... · 4-25 4.3.4 KT11-D Memory Management Option · 4-26 4.3.5 KWII-L Line Time Clock Option · 4-27 4.3.6 KMI1-A Maintenance Console Option · 4-29 4.3.7 Small Peripheral Controller · 4-29 ) CHAPTERS SYSTEM PERIPHERALS AND OPTIONS 5.1 SCOPE ............ 5-1 5.2 PERIPHERALS AND OPTIONS . 5-1 CHAPTER 6 EQUIPMENT MOUNTING AND POWER 6.1 SCOPE .............. 6-1 6.2 SYSTEM MOUNTING BOX ... 6-1 6.2.1 Processor Module Allocations 6-3 6.2.2 Memory Module Allocations . 6-3 6.2.3 Programmer's Console Mounting 6-3 6.3 CABINET AND SYSTEM MOUNTING 6-3 6.3.1 System Cabinet . • 6-5 6.3.2 System Configuration .•.... 6-5 ) iv ') .. , CONTENTS'(Cont) Page 6.4 POWER SYSTEM 6-7 6.4.1 861 Power Controller 6-9 6.4.2 H742 Power Supply 6-9 6.4.2.1 H742 +15V Output 6-10 6.4.2.2 H742 Clock Output 6-10 6.4.2.3 AC LO and DC LO Circuits 6-10 6.4.3 H744 +5V Regulator ...... 6-10 6.4.3.1 H744 Regulator Circuit 6-11 .. 6.4.3.2 H744 Overcurrent Sensing Circuit 6~12 6.4.3.3 H744 Overvoltage Crowbar Circuit 6-12 6.4.4 H745 -15V Regulator ;." ••' • .- ••• 0" 6-12 6.4.4.1 H745 Regulator Circuit ..... 6-12 6.4.4.2 H745 Overcurrent Sensing Circuit 6-12 ) 6.4.4.3 H745 Overvoltage Crowbar Circuit 6-13 6.4.4a H754 +20, -5V Regulator 6-13 6.4.5 861 Power Controller Interconnection 6-13 6.4.6 Power System Cable Harnesses .... 6-15 6.4.7 DC Power Distribution · ....... 6-15 6.4.7.1 Early Power Distribution Systems 6-16 6.4.7.2 Newer Power Distribution Systems 6-18 '.. - CHAPTER 7 GENERAL MAINTENANCE ') 7.1 SCOPE . · ......... 7-1 7.2 OVERALL MAINTENANCE TECHNIQUES 7-1 72.1 Knowledge of Proper Hardw~re Operation 7-1 7.2.2 Detection and isolation of Error Conditions 7-2 7.2.3 Means of R.epairing Error Conditions . 7-2 7.2.4 Digital Field Service ......... 7-2 7.3 MAINTENANCE EQUIPMENT REQUIRED 7-3 7.4 PREVENTIVE MAINTENANCE· ... 7-3 7.4.1 Physical Checks ........... 7-3 7.4.2 Electrical C;hecks aqd Adjustments . 7-3 ) 7.4.2.1 Processor Clock Adjustment Check 7-5 7.4.2.2 Voltage Regulator Checks 7-5 7.4.2.3 861 Power Controller ...... 7-5 7.4.2.4 AC Po~er Connector Receptacles 7-5 7.4.3 ASR 33 Teletype' ..... '., ... 7-5 7.4.3.1 Preventive Maintenance Checks .7-5 7.4.3.2 Lubrication ......... 7-6 7.4.4 LA30 DECwriter Preventive Maintenance 7-6 7.4.5 PC05 High-Speed Paper-Tape Read/punch Option 7-6 7.4.5.1 Mechanical Checks 7-6 7.4.5.2 Electrical Checks · ............. 7-7 ) v CONTENTS (Cont) ) Page 7.5 DIAGNOSTIC PROGRAMS ... 7·7 7.5.1 General Description .... 7-7 7.5.2 Diagnostic Program Utilization 7-9 7.6 USE OF MODULE EXTENDERS 7-12 7.7 PDP-l1/40 POWER SYSTEM MAINTENANCE . 7-12 7.7.1 Visual Inspection . 7-12 7.7.2 Power System Checks 7-12 APPENDIX A SUMMARY OF EQUIPMENT SPECIFICA nONS ILLUSTRAnONS Figure No. Title Page 1-1 PDP-l 1/40 Basic System Block Diagram 1-4 3-1a PDP-l1/40 Programmer's Console 3-2 3-1b PDP-l 1/35 Programmer's Console 3-2 3-2 LA30-S Keyboard · 3-16 3-3 LA30 Power Controls ..... · 3-16 3-4 Teletype Controls . · 3-17 3-5 Flowchart of Procedure for Loading and Running Programs · 3-23 4-1 Double and Single Operand Addressing 4-4 4-2 Instruction Formats ........ 4-4 ) 6-1 PDP-l 1/40 System Cabinet .... 6-2 6-2 PDP-ll/40 Mounting Box (BAll-FC) 6-3 6-3 Module Allocation - KDl1-A Processor, Basic and Options 6-4 6-4 Module Allocation - MF l1-L Memory, Basic and Optional MM ll-Ls 6-4 6-5 Typical Multiple Cabinet System Configuration 6-6 6-6 PDP-l 1/40 Power, System Block Diagram ..... 6-8 6-7 Precision Voltage Regulator El, Simplified Diagram 6-11 6-8 Power Control Interconnection ......... 6-14 6-9 Regulated DC Power Distribution ........ 6-16 6-10 Power Distribution - Early Units with System Serial No. 5999 and Lower 6-17 ) 6-11 Power Distribution Schematic - Early Systems (System Serial No. 5999 and lower) ................... 6-19 6-12 MF 11-U /UP Installation - Early Systems ................ 6-20 6-13 Power Distribution - Newer Unit with System Serial No. 6000 and Higher 6-21 6-14 Power Distribution Schematic - Newer SYstems (System Serial No. 6000 and Higher) .................. 6-22 TABLES· Table No. Title Page 1-1 Possible PDP-l 1/40 Variations . 1-2 1-2 Applicable Documents ..... 1-11 1-3 Drawing Set/Sheet Code Prefixes 1-14 vi L TABLES (Cont) Table No. Title Page 2-1 Option Installation Verification 2-8 2-2 Memory Verification or Installation 2-10 3-1 PDP-11/40 Console Indicators 3-3 3-2 PDP-I 1/40 Console Controls 3-7 3-3 LA30 Controls and Indicators 3"15 3-4 Teletype Controls ..... 3-17 3-5 Program Identification Codes · 3-22 3-6 Bootstrap Loader (DEC-ll-LIPA-LA) · 3-24 3-7 Binary Tape Load Selection (using Absolute Loader) · 3-27 3-8 Relocation of Memory Contents · 3-28 3-9 PDP-II Programming Comparison · 3-30 4-1 ISP Symbology . 4-2 ) 4-2 Address Modes ...... 4-3 4-3 Double Operand Instructions 4-6 4-4 Single Operand Instructions 4-8 4-5 Register Source or Destination Instruction · 4-12 4-6 Branch Instruction ...