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Zenith Data Systems Manuals
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Z-39
Technical training manual
Zenith Data Systems Z-39 Technical Training Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Chapter 1: Description and Specifications
Introduction
The Z-39 Service Manual
List of Tools
List of Test Equipmeit
List of Supplies
Specifications
Display
Cursor
EDITING and Erasilig FUNCTIONS
Keyboard
Terminal Communications
Power
Dimensions
Installation
Voltale Selection
Keyboard Indicators
Leyboard Tilt Adjustment
Video Display Un1T
Conneotions
Interfacing
DTE and DCE Devices
Self-Check Tests
Chapter 2: General Infor.ation
Theory of Operation
Vertical Oscillator
Video Amplifier
Horizontal Oscillator
Horizontal Scan and Pover Supplies
Detailed Circuit Description
I:eyboard Assembly
Terminal Logic Board
Serial Ports
CPU and Control Circuitry
Map
Clock Circuit
Character Generation
Video Deflection/Driyer Circuit Boards
Vertical Circuits
Horizontal Clrcuits
Horizontal Scan and Pover Supplies
Video Amplifier
POWER Su~Plr
Keyboard
ALPHABETIC Ieys
NOHALPHABETIC Keys
Control Format Ieys
SPECIAL PURPOSE Keys
Setup Mode
Entering Tbe Setup Mqde
Menu Selectlon
Setup Menu a
Setup Menu
Setup Menu D
Setup Menu E
Setup Menu F
Setup Menu G
Introduction
Cabinet Top Bemoval
Chassis Base Remoyal
Terminal Logic Board Bemoval
Power Supply Remoyal
Video Circuit Board Bemoval
Cathode-Ray Tube Remoyal
Introduction
Satety Servicing Guidelines
Warnings
Cautions
Cleaning Procedures
Adjust.ents
CRT Yoke Adjust.ent
Testing and Troubleshooting
Terminal Logic Board Wavetorms
Video Circuit Board Troubleshooting
Transistor Voltage Measure.ents
CRT Voltage Measure.ents
Keyboard Troubleshqoting
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Table of Contents
Troubleshooting
Testing and Troubleshooting
67
Video Circuit Board Troubleshooting
72
Related Products for Zenith Data Systems Z-39
Zenith Data Systems Z-89-37
Zenith Data Systems ZVM-124
Zenith Data Systems ZVM-134
Zenith Data Systems ZVM-134E
Zenith Data Systems Z-100 Series
Zenith Data Systems Z-150
Zenith Data Systems Z-160
Zenith Data Systems Z-329
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