Tektronix TAS 455 Hunting Equipment User Manual


 
Table of Contents
Contents
ii
Theory of Operation
Circuit Description 3Ć1..........................................
Logic Conventions 3Ć1.......................................
Module Interconnection 3Ć1..................................
Analog Board 3Ć4............................................
Attenuators A1 3Ć4........................................
Probe Coding Interface A1 3Ć4.............................
Analog Acquisition Hybrid A1 3Ć4...........................
External Trigger A1 3Ć4....................................
Processor System 3Ć4.......................................
Processor Subsystem A5 3Ć4...............................
ROM/RAM Subsystem A5 3Ć5..............................
Readout Subsystem A5 3Ć5................................
FrontĆPanel Interface Subsystem A5 3Ć5.....................
Analog Board Interface Subsystem A5 3Ć5...................
Display Assembly 3Ć6........................................
Vertical Output A3 3Ć6.....................................
Horizontal Output A3 3Ć6..................................
High Voltage A3 3Ć6.......................................
Front Panel 3Ć6..............................................
Menu Switches A4 3Ć7.....................................
CPU A4 3Ć7..............................................
FPP Pots and Probes A4 3Ć7...............................
LEDs and Driver A4 3Ć7....................................
Switches A4 3Ć8..........................................
Power Supply 3Ć8...........................................
Fan 3Ć8.....................................................
Performance Verification
General Instructions 4Ć1.........................................
Using the Brief Performance Checks Procedures 4Ć1...........
Using the Performance Tests Procedures 4Ć1..................
Conventions 4Ć2.............................................
Brief Performance Checks 4Ć3...................................
PowerĆOn Self Tests 4Ć3......................................
Functional Tests 4Ć3.........................................
Functional Tests Prerequisites 4Ć4...........................
Verify the Probe Compensator Output 4Ć4...................
Verify the Input Channels 4Ć5...............................
Verify the Alt/Chop and Add Functions 4Ć6...................
Verify the Time Base 4Ć6...................................
Verify the Trigger System 4Ć7...............................
Verify the External Trigger 4Ć9..............................