Tektronix TAS 475 Service Manual

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Adjustment Procedures
Complete Adjustment
A complete adjustment consists of a sequence of individual calibration steps
performed
in the order shown:
1. CRT Adjustment
2. Low Frequency Output Compensation
3. Factory Horizontal Cal
4. Factory Vertical Cal
5. High Frequency Step Response Adjustment
6. Attenuator Compensation
7. Vertical Gain Adjustment
Partial Adjustment
The Adjustment Procedures allow you to make individual adjustments of the
steps
outlined above; however, usually all adjustment steps are made. Read
the information under
Adjustment Dependencies that follows before perform-
ing an individual adjustment.
Adjustment Dependencies
Some adjustments depend on the successful prior completion of other
adjustments.
Generally, the procedures should be performed in the order
shown under
Complete Adjustment. Some adjustments do not depend on
completion of other adjustments. Table 5-1 lists the adjustments and their
dependencies.
Table 5-1: Adjustments and Dependencies
Adjustment
CRT Adjustment
Low Frequency Output
Com-
pensation
Factory
Horizontal Cal
Prior Completion Requirements
None
None
CRT Adjustment
Factory
Vertical Cal
Low Frequency Output Compensation
and Factory
Horizontal Cal
High Frequency Step Response
Attenuator Compensation
Vertical Gain Adjustment
TAS 475 and TAS 485 Service Manual
Factory Vertical Cal
Low Frequency Output Compensation
Low Frequency Output
Compensa-
tion, Factory Vertical Cal, and Attenu-
ator Compensation
5-3
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Tektronix TAS 475 Specifications

General

Brand	Tektronix
Model	TAS 475
Category	Test Equipment
Language	English