IBM 3270 Operator's Guide

Contents
Chapter I. Introduction 1-1
!-'irst Word s to the Operator 1-3
Data
Processing 1-4
The Data Processing System 1-4
Chapter 2. Controls and Indicators 2-1
3278 Quick Reference 2-2
Introduction to 3278 Operation 2-6
3278 Operator Controls 2-8
The Display Image 2-11
Cursor 2-15
Cursor Wrap 2-16
3278 Operator Panel Lights 2-18
Operator Information Area 2-19
Cleaning
Procedures 2-28
Chapter 3. Keyboards 3-1
Introduction 3-3
Typewriter Keyboard 3-7
Data Entry Keyboard 3-17
Similar Keys on Typewriter and Data Entry Keyboards
Attribute Select Keyboards 3-46
Chapter 4. Features for the 3278 4-1
Selector Light Pen Feature 4-3
3-25
Magnetic
Slot Reader and Magnetic Hand Scanner Accessories 4-6
Security Keylock Feature 4-9
Audible Alarm
Feature 4-10
Numeric Lock Feature 4-11
3278 Switch Control Unit Feature 4-12
3278 APL/Text Feature 4-13
X.21
Switched Networks Feature 4-28
Chapter 5. Important Differences between the 3275/3277 and
the 3278 5-1
Introduction 5-3
Screen Character Capacities 5-4
3278 Operator Controls 5-5
3278 Display Image 5-7
3278 Operator Information Area 5-8
3278 Keyboards 5-9
Selector Light Pen Feature 5-16
Magnetic
Slot Reader Accessory 5-16
Appendix A. Sample Problem Report Form A-I
Appendix B. 3278 Display Station Attached to a 4331
Processor B-1
Index X-I
v

IBM 3270 Specifications

General

Brand	IBM
Model	3270
Category	Desktop
Language	English