Chapter 7 - Diagnostics and General Troubleshooting

Symptom

System

Cause

Solution

 

 

 

 

 

 

 

The picture freezes

All

Too many network line

Try the call again.

 

frequently during a

 

transmission errors, or too

 

 

 

call.

 

much traffic on the network.

 

 

 

 

 

You can check the error count

 

 

 

 

 

on the Diagnostics > Call

 

 

 

 

 

Statistics screen to verify this.

 

 

 

 

 

 

 

 

 

Network interface cable or

Replace the cable or cables.

 

 

cables may be bad.

 

 

 

 

 

 

 

Picture is slow or

All

Only one 64 Kbps channel is

Check the ISDN number of the far site.

jerky.

 

connecting in your call.

Ask the far site to call your site.

 

 

 

 

 

 

Video from the far site

A background with less motion

 

 

includes a large amount of

provides a better, smoother video

 

 

motion.

picture.

 

 

 

 

 

 

When using two

All

Only one monitor is enabled.

Enable the system for two monitors on

monitors, the same

 

 

the Admin Settings > Video/Cameras

picture is seen on the

 

 

> TV Monitors screen.

first and second

 

 

 

 

 

 

The second monitor is

Connect Monitor 2 to the Monitor 2

monitor.

 

 

connected to the VCR video

connection on the rear panel of the

 

 

 

 

output

system.

 

 

 

 

 

 

 

VS4000

The monitors are connected to

Connect Monitor 2 to the Monitor 2

 

 

the same output. The monitor

connection on the rear panel of the

 

 

has a composite as well as an

system.

 

 

 

 

S-Video output.

 

 

 

 

 

 

 

Edges of picture are

All

Graphics from the far site are

Use a VGA monitor to display graphics.

cut off when viewing

 

displayed on an NTSC

 

 

 

graphics

 

monitor.

 

 

 

 

 

This problem may occur in

 

 

 

 

 

multipoint calls using a

 

 

 

 

 

RADVision MCU.

 

 

 

 

 

 

 

Blue screen in the

All

No video input.

Check that there is a video source

PIP window.

 

 

connected to the selected input.

 

 

 

 

 

 

The camera selection is

Select the appropriate camera:

 

 

incorrect.

Press

Camera, then press the

 

 

 

number of the camera you wish to use.

 

 

 

If you are using the older version of the

 

 

 

remote, press

Near twice, then

 

 

 

press the number of the camera you

 

 

 

wish to use.

 

 

 

 

 

 

 

The VCR input is selected and

Select a different camera or play a tape

 

 

the VCR is not running. Most

on the VCR.

 

 

 

VCRs generate a blue screen

 

 

 

 

 

when the tape is not playing.

 

 

 

 

 

 

 

 

 

© Polycom, Inc.

7-21

Page 142 Page 144
Page 143
Image 143
Polycom VS4000 manual On the Diagnostics Call, Admin Settings Video/Cameras, TV Monitors screen
Page 142 Page 144

VS4000 specifications

The Polycom VS4000 is a versatile video conferencing system designed to enhance the quality and effectiveness of real-time communication for businesses of various sizes. Known for its high-definition video and audio capabilities, the VS4000 aims to deliver an immersive communication experience that fosters collaboration and efficiency.

One of the standout features of the Polycom VS4000 is its support for high-definition video resolutions, which can range up to 1080p. This ensures that users experience crystal-clear visuals during calls, allowing for better engagement and understanding. In addition to video clarity, the VS4000 incorporates Polycom's renowned audio technology, including Acoustic Clarity and NoiseBlock, which work together to provide exceptional sound quality. This means that conversations feel natural and in-person, minimizing the typical distractions found in conventional audio systems.

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Interoperability is another significant advantage of the Polycom VS4000. The system is compliant with various industry standards, which enables seamless integration with different video conferencing solutions and platforms. This feature is increasingly vital in today's multi-vendor environments, where companies often utilize various technologies across their organization.

The VS4000 also includes advanced features such as multi-site conferencing and content sharing capabilities. Users can connect with multiple participants in different locations while sharing presentations, documents, and other materials in real-time. This functionality enhances collaboration and ensures that all participants have access to the same information, regardless of their location.

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In conclusion, the Polycom VS4000 is a powerful video conferencing solution that combines advanced technologies with user-friendly features. Its high-definition video and audio quality, scalability, interoperability, and collaboration tools make it an attractive choice for businesses looking to improve their communication strategies and strengthen team interactions. Whether in a small meeting room or a large corporate office, the Polycom VS4000 provides a reliable and state-of-the-art conferencing experience.
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