Tektronix VITS100 Manuals

Manuals and User Guides for Tektronix VITS100. We have 1 Tektronix VITS100 manual available for free PDF download: Instruction Manual

Tektronix VITS100 Instruction Manual (208 pages)

NTSC VITS Inserter

Brand: Tektronix | Category: Test Equipment | Size: 2 MB

Warranty
3
Service Assurance
5
Table of Contents
9
General Safety Summary
13
Service Safety Summary
15
Getting Started
17
Accessories and Options
20
Figure 1-1: a Setup for the Functional Check
21
Table 1-1: Factory VITS, Standard and Option 1M
22
Table 1-2: Factory VITS, Option 1J
22
Table 1-3: Factory VITS, Option 2
22
Figure 1-2: a Typical Installation
23
Operating Basics
27
Figure 2-1: the Front Panel
27
Figure 2-2: VITS100 NTSC VITS Inserter Rear Panel
28
Figure 2-3: VITS100 NTSC VITS Inserter Source ID Signal
30
Factory Configuration
31
Table 2-1: Standard Factory-Programmed Signals
31
Figure 2-4: Location of VITS Selection Switches
32
Figure 2-5: the VITS Selection DIP Switches
32
Table 2-2: DIP Switch Settings
33
Remote Control
34
Figure 2-6: the REMOTE Connector
34
Table 2-3: REMOTE Connector Pin Assignments
34
Specifications
35
Specification Tables
37
Table 3-1: Program Channel Characteristics
37
Characteristics
37
Table 3-2: Test Signal and Black Burst General Characteristics
38
Table 3-3: Black and Gray Test Signal Characteristics
38
Table 3-4: FCC Composite Characteristics
39
Table 3-5: FCC Color Bars Characteristics
40
Table 3-6: Multiburst Characteristics
40
Table 3-7: Multipulse Characteristics
40
Table 3-8: NTC7 Combination Characteristics
41
Table 3-9: NTC7 Composite Characteristics
42
Table 3-10: Red Field Characteristics
42
Table 3-11: sin X/X Characteristics
43
Table 3-12: Vertical Interval Reference Signal Characteristics
43
Table 3-13: Cable Multiburst (Option 2) Characteristics
43
Table 3-14: Cable Sweep (Option 2) Characteristics
44
Table 3-15: Genlock Characteristics
44
Table 3-16: Power Supply Characteristics
45
Table 3-17: Physical Characteristics
45
Table 3-18: Environmental Characteristics
46
Table 3-19: Certifications and Compliances
47
Waveform Diagrams
48
Figure 3-1: 0% Black
48
Figure 3-2: 7.5% Black
49
Figure 3-3: 50% Gray
49
Figure 3-4: FCC Color Bars
50
Figure 3-5: FCC Composite
50
Figure 3-6: Multiburst
51
Figure 3-7: Multipulse
51
Figure 3-8: NTC7 Combination
52
Figure 3-9: NTC7 Composite
52
Figure 3-10: Red Field
53
Figure 3-11: sin X/X
53
Figure 3-12: VIRS
54
Figure 3-13: Cable Multiburst
54
Figure 3-14: Cable Sweep
55
Theory of Operation
59
Functional Description
61
Circuit Description
62
Figure 4-1: Inductor and Switching Transistor Switching Functions
68
Performance Verification
71
Table 5-1: Equipment Required
74
Verification Procedure
75
Figure 5-1: VITS Selection DIP Switches
76
Table 5-2: DIP Switch Settings
77
Figure 5-2: Measuring VITS on a Waveform/ Vector Monitor
78
Figure 5-3: Blanking Level at 0 IRE
79
Program out
79
Figure 5-4: Equipment Connections for Phase Matching
80
Figure 5-5: Using the Video Measurement Set to Measure Waveform
81
Monitor out
82
Figure 5-6: Setting up for Pulse-To-Bar Measurement
83
Figure 5-7: Using the Video Measurement Set to Compare Signals
84
Figure 5-8: Measuring Hum Rejection
86
Table 5-3: Spectrum Analyzer Settings
91
Table 5-4: Multiburst Controls
93
Adjustment Procedure
97
Adjustment Procedures
99
Static Discharge Precautions
99
Recommended Test Equipment
99
Table 6-1: Recommended Test Equipment
100
Preliminary Setup
101
Power Supply Adjustment
103
Table 6-2: Power Supply Tolerances
103
Gain Adjustments
105
Frequency Response Adjustments
107
Table 6-3: TSG/SPG Multiburst Settings
108
Maintenance
111
Service Strategy
113
Tektronix Service Offerings
113
Static Sensitive Components
114
Circuit Board Jumpers
116
Cleaning and Inspection
119
Removal and Replacement Instructions
120
Replaceable Electrical Parts
127
Parts Ordering Information
129
Replaceable Electrical Parts List
135
Replaceable Mechanical Parts
187
Using the Replaceable Mechanical Parts List
189
Parts List Column Descriptions
190
Signal Characteristics
198

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