HD9084 HDTV Caption Encoder Manual
TROUBLESHOOTING
CHAPTER 6: CONFIGURATION AND TROUBLESHOOTING
TABLE OF CONTENTS
6.
CONFIGURATION AND TROUBLESHOOTING ........................................ 6-1
6.1.
Typical Configuration Examples ........................................................................................... 6-1
6.2.
Parallel GPI/O Port Example Applications ............................................................................ 6-2
6.2.1.
Automatic Upstream Caption Source Selection (defaults to HD-SDI) ................................. 6-2
6.2.2.
Automatic Upstream Caption Source Selection (defaults to SD-SDI) ................................. 6-2
6.2.3.
Disabling Teleprompter On Either Modem Or Telnet Connection ....................................... 6-3
6.3.
Answers to frequently asked questions ................................................................................ 6-4
6.3.1.
Can the HD9084 correct “illegal” captions? ........................................................................ 6-4
6.3.2.
Which Serial Port Should I Connect To? ............................................................................ 6-4
6.3.3.
There is No SD-SDI Video Present on the SD-SDI Output ................................................. 6-4
6.3.4.
There is No HD-SDI Video Present on the HD-SDI Output ................................................ 6-5
6.3.5.
How Do I Check if Captions are Being Processed? ........................................................... 6-5
6.3.5.1.
Control-A Protocol Test Using a Terminal Program .................................................... 6-5
6.3.5.2.
Composite Monitoring Output Check .......................................................................... 6-6
6.3.6.
There are No Captions Present Out of the ATSC Encoder ................................................ 6-6
6.3.7.
What Baud Rate and Port Settings Should I Use? ............................................................. 6-7
6.3.8.
How Do I Check the Logic Levels and Pinouts of the Serial Ports? .................................... 6-7
6.3.9.
How Do I Check the Status of My Power Supplies? ........................................................... 6-7
6.3.10.
Captions are not Being Encoded at All ........................................................................... 6-7
6.3.11.
Captions are not Being Encoded Correctly ..................................................................... 6-8
6.3.12.
How Can I Block Upstream Captions? ........................................................................... 6-8
6.3.13.
How Can I Pass Upstream Captions? ............................................................................ 6-8
6.3.14.
When Should I Use “Reset to Factory Defaults?” ........................................................... 6-8
6.3.15.
My Modem Connection Hangs-Up Unexpectedly ........................................................... 6-9
6.4.
Before you Call Evertz Technical Support ............................................................................ 6-9
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Summary of Contents for hd9084
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