Performance Verification
ECO422D SD/HD Changeover Unit Instruction Manual
5- 15
9.
Check Serial Digital Video (Component) for Channels 2 through 11
Switch between 2 and 5 dB down from nominal
Repeat the previous two procedures for Channels 2 through 11 of the
ECO422D, for standard instruments (exclude Channels 4 through 6 if Opt.
ELSW is installed). Move the cables from Channel 1 to the channel under
test. Replace the switch setting for S1 as given in the following table.
Channel No.
Switch No.
2
S2
3
S3
4
S4
5
S5
6
S6
7
S7
8
S8
9
S9
10
S10
11
S11
10. NTSC Serial Digital Composite Check for Channel 1 Primary
Switch between 2 and 5 dB down from nominal
Connect the equipment as shown in Figure 5--3.
DVG7
Serial Digital Video
Serial Digital Video, 525/143 MHz
Step Attenuator
75
Ω
termination
Figure 5- 3: Setup to check the serial digital video composite levels
Set the Channel Configuration switches to Disabled (signal not checked) for
all channels (set all the DIP switches on S1 through S11 to “closed”).
Set the Channel Configuration switch to NTSC Serial Digital Video
Composite for Channel 1 (set S1--3 to “closed,” S1--1 and S1--2 “open,” and
S1--4 through S1--8 “open”).
Содержание ECO422D
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Страница 10: ...Table of Contents vi ECO422D SD HD Changeover Unit Instruction Manual...
Страница 14: ...Service Safety Summary x ECO422D SD HD Changeover Unit Instruction Manual...
Страница 16: ...Environmental Considerations xii ECO422D SD HD Changeover Unit Instruction Manual...
Страница 18: ...Preface xiv ECO422D SD HD Changeover Unit Instruction Manual...
Страница 19: ...Getting Started...
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Страница 37: ...Operating Basics...
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Страница 65: ...Theory of Operation...
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Страница 95: ...Adjustment Procedure...
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