5-17
Troubleshooting
Figure 5-4. 064801—Sync Generator 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 +5V LED at front edge of module lit? If not, check fuse.
Replace the suspected module (as identified above) with
a spare Sync Generator module.
The problem went away?
The problem remains
unchanged?
Problem is not on
Sync Generator
Module 064801
A. Visually inspect the module for obvious problems such
as bent connector pins or broken solder connections
B. If unable to find a problem, contact customer service for
instructions.
064801 - Sync Generator Module
4. Is the “REFERENCE” LED at the front edge of the Sync Generator module lit? If no, verify
the reference signal is present in the cable, and the cable is connected at the rear of the frame.
5. Is the “LOCK” LED at the front edge of the Sync Generator module lit? If no, verify that
the correct Field rate and Clock frequency are selected.
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 ...