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Table of Contents
TAS 455 and TAS 465 Service Manual
iii
Temperature Compensation Calibrations 4Ć9..................
Horizontal Sweep Path 4Ć9.................................
Vertical Signal Path 4Ć11....................................
Performance Tests 4Ć13...........................................
Performance Tests Prerequisites 4Ć13..........................
Equipment Required 4Ć13.....................................
Vertical System Checks 4Ć15..................................
Check DC Gain and Voltage Measurement Accuracy 4Ć15......
Check Trigger Level Accuracy 4Ć16..........................
Check DC Coupling Bandwidth 4Ć17.........................
Check XĆAxis Gain 4Ć19.....................................
Horizontal System Checks 4Ć19................................
Check Time Base and Time Cursor Accuracy 4Ć19.............
Check Dual Delay Accuracy 4Ć22............................
Trigger System Checks 4Ć24...................................
Check Trigger Sensitivity 4Ć24...............................
Video Trigger Sensitivity 4Ć28................................
Adjustment
Adjustment Procedures 5Ć1......................................
Requirements for Performance 5Ć1...........................
Personnel 5Ć1............................................
Access to Adjustments 5Ć1.................................
WarmĆUp Period 5Ć1......................................
Equipment Required 5Ć2.....................................
Performing the Adjustment Procedures 5Ć2....................
Complete Adjustment 5Ć3..................................
Partial Adjustment 5Ć3.....................................
Adjustment Dependencies 5Ć3.............................
Adjustment Instructions 5Ć4..................................
Power Supply Adjustment
(New Style Power Supply) 5Ć4..........................
CRT Adjustments 5Ć4.....................................
Low Frequency Output Compensation 5Ć6...................
Factory Horizontal Cal 5Ć7.................................
Factory Vertical Cal 5Ć11....................................
High Frequency Step Response 5Ć14.........................
Attenuator Compensation 5Ć16..............................
Vertical Gain Adjust (Cabinet On) 5Ć17........................