Polycom VSX 3000 Administrator's Manual page 157

Symptom
When using two monitors,
the second monitor or
projector is blank.
When using two monitors,
the same picture is seen on
the first and second
monitor.
The people at the far site
cannot see you.
Video is in black and white.
VCR/DVD records in black
and white.
The people at your site
show up in silhouette in the
PIP.
Video from your site is too
dark or too light in the PIP.
Problem
VSX set-top and
component systems: Only
one monitor is enabled.
The second monitor is
connected to the VCR
video output.
You are the only participant
in a call placed through an
external MCU.
The system is performing a
Near End Loop test.
VSX 3000, VSX 3000A,
VSX 5000: The privacy
shutter is closed.
You have selected a
camera that is not
connected.
The monitor is connected
using the composite
monitor connector, but it is
configured as S-Video.
The monitor cable is not
connected properly.
The monitor cable is bad.
VCR video format setting
(S-Video or Composite)
does not match the VCR
connection.
The camera is pointing
toward a source of bright
light, such as a window.
Lighting at your site has
changed within the past few
minutes.
During calls, the camera
adjusts for the lighting at
five-minute intervals.
Corrective action
Enable the system for two monitors on the Admin
Settings > Monitors > Monitors screen.
Connect Monitor 2 to the Monitor 2 connection on the
rear panel of the system.
MCUs generally loop the first participant back to
itself. Wait for others to join the conference.
Press Select on the remote to end the test.
Open the privacy shutter.
Select the main camera.
Go to Admin Settings > Monitors > Monitors and
change the setting to Composite.
Verify that the monitor is connected correctly
according to the manufacturer's instructions and the
setup sheet you received with the system.
Replace the cable.
Go to Admin Settings > Monitors > Monitors and
change the VCR setting.
If you use the composite video adapter (RCA to
mini-DIN), set VCR to Composite.
If it is practical to do so, have the call participants sit
in a location where there is no light source behind
them.
Otherwise, go to Admin Settings > Cameras and
select Backlight Compensation.
Pan the camera. It adjusts for the lighting whenever it
is moved.
Troubleshooting
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