Vislink Strata RX, Техническое справочное руководство

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Troubleshooting 4-11
Strata RX
Operator’s Guide/Tech Ref Manual
Table 4-6: Video Problems
Problem Possible Cause Suggested Operator Action Suggested Technical Staff Action
Video Problems
No video. Problem with video source
or cabling. Check video source and cabling. • Check video source and cabling.
• Use the Color Bar Generator function of RX to
look for problems on the receiving end. Turn
on using Configurator, on the MPEG Page.
Channel and frequency
settings of RX do not
match settings of
transmitter. Check settings of RX using
Monitor Screens and Command
Screens. Channel, Offset, and
Frequency must match
transmitter. Use Configurator to check settings. Be sure all
settings match the transmitter settings.
COFDM not locked. Check COFDM Monitor Screen. If
not locked, check COFDM
Bandwidth (BW) setting. BW
MUST
match with incoming signal.
Use Configurator to check BW settings. Be sure
BW settings match the transmitter settings.
Video configuration
incorrect. Check video settings using
Monitor Screens and Command
Screens. Settings must match
transmitter settings. Use Configurator to check video settings. Be sure
all settings match the transmitter settings.
Poor video quality Link Quality low due to
interference or weak
signal. Take actions to boost RCL,
improve SNR, and improve BER.
See Section 3.4.6 on page 3-14.
Video configuration
incorrect. Check video settings using
Monitor Screens and Command
Screens. Specifically check Video
Deviation. Settings must match
transmitter settings. Use Configurator to check video settings. Be sure
all settings match the transmitter settings.
Video signal level too high
at transmitter. Check video signal - should be 1 V p-p.