5-18
Section 5 — Troubleshooting and Diagnostics
Figure 5-5. 064802—Preview Module
1. Check the Operator’s Guide to verify correct usage of the function that appears broken.
2. Verify the function in question is supported by the current software release.
3. Is the +5 LED at front edge of module lit? If not, check fuse
Is desired Preview, Switched
Preview, ME 1, ME 2,
Verify Preview Source
064802 - Preview Module
4. Visually inspect module for obvious problem: bent connector pins, improperly socketed
parts, or broken solder connections.
Is desired Black,
Color Backgrounds,
or DSK output seen?
availability. Exchange
Crosspoint or Mix/Wipe
boards with like boards.
Preview circuitry
is faulty. Contact
customer service
for instructions.
Verify Switched
Preview output.
Problem is with
the Preview source.
Exchange Crosspoint
or Mix/Wipe boards
Problem remains
unchanged?
or Text seen?
Preview circuitry
is faulty. Contact
customer service
for instructions.
Problem is with
the Crosspoint.
Problem remains
unchanged?
with like boards.
Can Safe Title
be displaced?
Is option installed?
Preview circuitry
is faulty. Contact
customer service
for instructions.
Содержание Grass Valley 4000
Страница 3: ...iii Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Страница 4: ...iv Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Страница 34: ...1 20 Section 1 System Overview ...
Страница 138: ...2 104 Section 2 Installation ...
Страница 196: ...3 58 Section 3 Functional Description ...
Страница 286: ...Index 6 Index ...