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Tektronix WFM7020 Technical Reference
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V
ideo
and
General
Performance
V
eri
fi
cation
Procedures
Figure
4:
T
rigger
polarity
positive
7.
Change
the
oscilloscope
trigger
polarity
to
Neg.
8.
Set
the
oscilloscope
cursor
2
to
the
bottom
of
the
displayed
waveform.
(See
Figure
5.)
9.
Record
the
amplitude
(
∆
V)
in
the
test
record.
W
aveform
Monitors
Speci
fi
cations
and
P
erformance
V
eri
fi
cation
105
120
122
Table of Contents
Table of Contents
7
General Safety Summary
11
Environmental Considerations
13
Preface
15
Related User Documents
15
Related Reference Documents
15
Specifications
17
Electrical Specifications
17
Table 1: SDI Input Waveform Vertical Characteristics
17
Table 2: Composite Analog Input Waveform Vertical Characteristics
19
Table 3: Composite Analog Inputs a and B Physical Layer
19
Table 4: Waveform Sweep (Horizontal) Deflection
20
Table 5: Eye Pattern Display
21
Table 6: Jitter Display (Option EYE and PHY)
23
Table 7: Jitter Display (Option JIT)
26
Table 8: Component Vector Mode
27
Table 9: Waveform Mode Filter Characteristics
28
Table 10: SDI Lightning and Diamond Modes
29
Table 11: Data Mode
29
Table 12: Composite Vector Mode
29
Table 13: Arrowhead Mode (NTSC/PAL Composite Limit Display)
30
Table 14: Bowtie Mode
30
Table 15: Timing Display
30
Table 16: Picture Mode
31
Table 17: Signal Level / Cable Length Detector
32
Table 18: Data Error Detection (EDH / Status, under STATUS Button)
33
Table 19: ANC Data and ARIB
33
Table 20: Audio Bar Displays
33
Table 21: Audio Bar and Lissajous/Surround Display
36
Table 22: AV Delay Display (Option AVD)
37
Table 23: AES Audio Inputs
37
Table 24: AES Audio Outputs (Alternate Function on Second Set of Inputs)
38
Table 25: Embedded Audio Extraction
39
Table 26: Analog Audio Inputs
40
Table 27: Analog Audio Outputs
41
Table 28: Dolby Digital (AC-3) Compressed Audio Monitoring (Opt. DDE)
42
Table 29: Dolby E and Extended Dolby Digital (AC-3) Compressed Audio Monitoring (Opt. DDE)
43
Table 30: Picture Monitor Outputs (VGA Pix Mon)
43
Table 31: LCD Display
44
Table 32: External XGA Output (EXT DISPLAY)
44
Table 33: LTC Time Code Input / Ground Closures
45
Table 34: VITC Decoding
46
Table 35: Serial Digital Video Interface (Input A, Input B)
46
Table 36: Serial Video Output (Serial Out/Sdi Pixmon)
47
Table 37: External Reference
48
Table 38: Ethernet
49
Table 41: Power Source
50
Physical Specifications
51
Supported Input Formats and Allowed References
52
Table 47: 24 Hz, 30 Hz, and 60 Hz Frame and Field Rates
53
Alarms
54
Table 50: HD SpecifiC Alarms (WFM7120, WFM7020 Opt. HD)
56
Table 54: Additional Audio Alarms (Opt. DDE)
57
Performance Verification
59
Test Records
60
Test Record - Function Tests
60
Test Record - All Instruments
62
Test Record - All Instruments (SD)
63
Test Record - Option CPS
64
Test Record - Options AD and DDE
65
Test Record - Option DS
71
Incoming Inspection
74
Required Equipment
74
Incoming Inspection Tests
76
Table 62: LCD Visual Defects
78
Table 63: Diagnostics Limits
80
Video and General Performance Verification Procedures
97
Required Equipment
97
Instrument Tests
99
Figure 1: VM5000 HD Frequency Response Display
103
Figure 2: Wiring Diagram for LTC Input/Ground Closure Cable
110
SD Video Tests
114
Figure 3: VM5000 SD Frequency Response Display
117
Table 65: Oscilloscope Settings for Serial Output Amplitude
120
Figure 4: Trigger Polarity Positive
121
Figure 5: Trigger Polarity Negative
122
Tests for Instruments with Option CPS
126
Signal Source Characterization for Eye Signal Bandwidth
134
Table 66: Generator Characterization
135
Audio Performance Verification Procedures
136
Required Equipment
136
Tests for Waveform Monitors Equipped with Audio Options
137
Additional Tests for Instruments Equipped with Options AD and DDE
145
Other manuals for Tektronix WFM7020
Quick Start User Manual
164 pages
Service Manual
95 pages
Security Instructions
11 pages
Release Notes
8 pages
4
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Tektronix WFM7020 Specifications
General
Brand
Tektronix
Model
WFM7020
Category
Monitor
Language
English
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