5-3
Introduction
Drawing and Parts Lists Manuals
A Drawings Manual and a Parts Lists Manual are included in the main manual set
for each switcher. Many schematics include well-documented block diagrams
within them that can be of help pinpointing problems.
These manuals are tools for troubleshooting purposes only. Individual
components should not be changed due to the nature of the circuit board
technology as mentioned earlier. Attempting to repair circuit modules can damage
fragile circuits and void your GVP warranty.
Recommended Test Equipment
■
Wide-band oscilloscope with a delayed sweep
■
Non-timing Serial Digital-to-Analog converter (used in System Timing)
Required Reference Signals
In addition to the test equipment listed previously, the following signals should be
supplied or available at the Signal Processor Frame:
■
Reference Black
■
Pulse and Bar (or any signal at goes from full black to white during active
video)
■
Ramp (to indicate all bits)
Summary of Contents for Grass Valley 4000
Page 3: ...iii Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Page 4: ...iv Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Page 34: ...1 20 Section 1 System Overview ...
Page 138: ...2 104 Section 2 Installation ...
Page 196: ...3 58 Section 3 Functional Description ...
Page 286: ...Index 6 Index ...