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Section 5 — Troubleshooting and Diagnostics
Figure 5-19. 064822—Serial Reentry 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 LED at front edge of the Sync Generator module lit? If not, check fuse on the
1. Visually inspect the module for obvious problems: bent connector
pins; improperly socketed parts; or broken solder connections.
2. If unable to locate problem, contact customer service for instructions.
064822 - Serial Reentry Module
Serial Reentry Module.
4. Identify which Serial Reentry Module is responsible for the reentry input in question
from the following list:
If an Analog Input is suspected, replace the suspected
module (as identified above) with the Serial Reentry
module from Slot C6 in the frame.
Problem is not on
Serial Reentry
The problem
remains unchanged.
Module 064822
Problem is probably
The problem
the Module in question.
went away.
Serial Reentry 9
DSK Pgm Video
DSK Pgm Key
Black
Test Signal
Serial Reentry 10
Bkgd 1
Bkgd 2
Chipped Mask
Maskstore
M/E 2 Video
M/E 2 Key
M/E 1 Video
M/E 1 Key
(Slot D6)
(Slot C7)
If either Serial Reentry 9 or 10 (as identified above) is suspected,
replace the suspected module with the other Serial Reentry Module.
1. Visually inspect the module for obvious problems: bent connector
pins; improperly socketed parts; or broken solder connections.
2. If unable to locate problem, contact customer service for instructions.
Problem is not on
Serial Reentry
The problem
Module 064822
The problem
went away
Problem is probably
the Module in question.
Serial Reentry 5 (Slot C12): Inputs 1 and 2
Serial Reentry 6 (Slot C11): Inputs 3 and 4
Serial Reentry 7 (Slot C10): Inputs 5 and 6
Serial Reentry 8 (Slot C8): Inputs 7 and 8
Do not use an analog input for this test.
remains unchanged.
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 ...