Belden Grass Valley KMX-3921, Инструкция по установке и обслуживанию

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Maintenance & Troubleshooting
Troubleshooting Common Issues
Troubleshooting Common Issues
Troubleshooting consists of using fault-isolation techniques to narrow down the probable
cause to a specific multiviewer component. Schedule these maintenance operations during
off hours when the system is not in use if possible as troubleshooting can cause outage.
Use the following troubleshooting table to diagnose common issues and take corrective
actions to restore operation.
Symptom Probable cause Test Corrective action
Source signal
input is
unavailable Signal feed is unavailable Apply a signal from signal
generator test set or
another source to the
multiviewer’s input
Verify that the input status LEDs are
green. See
Card Interface and
Troubleshooting , on page 52.
Poor connection The input status LED is
amber Trace the cable’s path and ensure
connections at both ends are good.
Closed
captioning/XDS /
Dolby E / SCTE /
Loudness does not
work for certain
tiles / video feeds Insufficient licenses have
been installed. View license status in
XAdmin for each card.
See
Enabling Options , on
page 121. Valid licenses
have a green dot.
Purchase and install a license for
each card as required. Contact
Technical Support for more
information and see
Available
Hardware and Software Options , on
page 120.
See Grass Valley Technical
Support
, on page 156
.
Kaleido Software
upgrade /
downgrade has
failed A Kaleido Software
installation requirement
was not observed Review the Kaleido
Software Release Notes
for information about
compatibility,
requirements, limitations,
known issues, and bug
fixes for a given software
version. Confirm that the
multiviewer’s memory
has sufficient capacity for
the upgrade. Install a software version that is
compatible with your hardware or
upgrade your hardware as required.
See also
Kaleido Software
Minimum Version Compatibility
,
on page 25
.
See
Related
Documentation
, on page 11.
The multiviewer’s
time is incorrect
and cannot be set
in XAdmin Time parameters were
not set in the frame
controller - Time is set in the multiviewer’s
frame configuration.
Frame
configuration information is found
in the Densité 3+ FR1 /
Densité 3+ FR4 frame’s
documentation under “Time
Management”. See
Related
Documentation , on page 11.
System behaves
erratically and
unpredictably The card’s database has
become corrupted - Using XEdit, restore a database
backup