Vislink HDR-5000, Руководство пользователя и техническое руководство

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36 HDR-5000 User and Technical Manual
4.2 Resolving Video Problems
The following table describes suggested actions to video problems.
Problem Possible Cause Suggested Actions
No video

Loose or disconnected UHF cables at
receiver.

Loose cable at camera or transmitter.

Receiver set to the wrong RF band,
channel, or other setting.

Wrong preset is selected.

All the antennas or BDCs are
disconnected or damaged.

Power cable for receiver is loose or
disconnected.

No power or insufficient power to
receiver.

Fuse is blown.

Verify that all UHF cables are securely
fastened to BDC connectors at rear of
receiver.

Verify that all camera and transmitter
cables are securely fastened.

Verify the transmitter’s settings and
compare them to the receiver’s
settings. Correct any settings as
needed. See
Chapter 3,
Operating the
HDR-5000
for information about
settings.

Select the preset that matches the
transmitted signal.

Check the condition of all antennas,
BDCs and the cables connected to
them.

Make sure power cable is firmly
t d t b th d
Poor video quality

Signal strength is low due to
interference or a weak signal.

Receive antennas in use are not in the
transmitter’s line of sight.

Interference problem.

Determine if the remote crew can
relocate or reposition the transmitter,
switch to another channel, or boost
power.

Determine if the remote crew can
select another channel/frequency on
which to transmit.
No receive signal
level on receiver’s
RCL meter. 
The transmitter is in Standby mode.

The wrong preset is selected.

A cable is loose or disconnected.

Contact the remote crew and verify
that the transmitter is running.

Select the correct preset.

Check all cables for secure
Receive signal
level OK but no
video at receiver.

No video feed.

Loose or disconnected video cable
between camera and transmitter.

No SNR

Contact the remote crew and verify
that the camera and transmitter are
powered up and connected.

Verify the connections between
camera and transmitter.

Make sure the bandwidth (BW) is on
the correct setting. See Section 3.3.5,
Channel.