Operating instructions, Troubleshooting – Cobalt Digital FUSION 3G 9901-UDX 3G_HD_SD Up Down_Cross Converter User Manual
Page 123

9901-UDX-OM (V1.15)
9901-UDX PRODUCT MANUAL
3-69
Operating Instructions
Troubleshooting
Table 3-4
Troubleshooting Processing Errors by Symptom
Symptom
Error/Condition
Corrective Action
• DashBoard™ shows Video
yellow icon and Input Invalid 
message in 9901-UDX Card 
Info pane.
• Card edge Input Format LEDs
show continuous cycling.
No video input present
Make certain intended video source is 
connected to appropriate 9901-UDX card video 
input. Make certain BNC cable connections 
between frame Rear I/O Module for the card 
and signal source are OK.
• DashBoard™ shows none in
Reference message in 
9901-UDX Card Info pane.
Frame sync reference not 
properly selected or not being 
received
• If external frame sync reference is not
intended to be used, make certain the 
Framesync Mode selection list is set to Free 
Run or Input Video as desired. 
• If external frame sync reference is intended to
be used, make certain selected external 
frame sync reference is active on frame sync 
frame bus. (External reference signals 
Reference 1 and Reference 2 are distributed 
to the 9901-UDX and other cards via a the 
frame bus.)
Refer to Framesync function submenu tab 
on page 3-20 for more information.
Card does not pass video or 
audio as expected. Control 
settings spontaneously changed 
from expected settings.
Event-based preset 
inadvertently invoked
Event-based preset loading should be set to 
Disabled if this function is not to be used. Read 
and understand this control description before 
using these controls to make sure engagement 
for all expected conditions is considered. See 
Event Based Preset Loading (p. 3-56) for more 
information.
Audio routing can be affected by failover 
controls that are located on the Audio Bus 
Input/Routing tab. See Audio Bus Input Routing/
Controls (p. 3-33) for more information.
Video/audio synchronization or 
delay noted.
Source synchronization 
condition
Use the Audio/Video Delay Offset controls to 
compensate for video/audio delay.
Refer to Audio Bus Input Routing/Controls 
function submenu tab on page 3-33 for more 
information.
Ancillary data (closed captioning, 
timecode, Dolby
®
metadata,
AFD) not transferred through 
9901-UDX.
VANC line number conflict 
between two or more ancillary 
data items.
Make certain each ancillary data item to be 
passed is assigned a unique line number (see 
Ancillary Data Line Number Locations and 
Ranges on page 3-9).
AES audio not processed or 
passed through card.
AES Port Direction Select not 
set to match intended use for 
AES rear module port.
Each AES channel pair has port direction 
selectors that set the AES as input or output.
Make certain port is set as input or output, as 
intended, in accordance with Output Audio 
Routing/Controls (p. 3-43).
