NEC Visualink 128/384 User Guide

NDA-24230 Issue 2.0Page 2-7
VisuaLink 128/384 User Guide Chapter 2
Table 2-2: VisuaLink 128 and VisuaLink 384 External Interface Parameters
Parameter VisuaLink 128 VisuaLink 384
Line Interface• Applicable Line:
      (1) ISDN BRI
      (2) High speed digital leased line
• Interface: National ISDN-1
• Connector: 1 Modular jack (RJ-45)
• Transmission speed: 64/56 Kbps B,
                                  2x64/2x56 Kbps 2B• Applicable Line:
      (1) ISDN BRI
      (2) High speed digital leased line
•...

Page 2-8NDA-24230 Issue 2.0
Chapter 2 VisuaLink 128/384 User Guide
Table 2-2: VisuaLink 128 and VisuaLink 384 External Interface Parameters (continued)
Parameter VisuaLink 128 VisuaLink 384
Audio 
OutputLine Audio 
Out• Output level: -10dBv
• Excessive Load Level: +3dB (G711, 
G728), +9dB (G722)
• Output Impedance: Low impedance, 
unbalanced
• Connector: RCA pin jack• Output level: -10dBv
• Excessive Load Level: +3dB (G711, G728), 
+9dB (G722)
• Output Impedance: Low impedance, 
unbalanced
• Connector:...

NDA-24230 Issue 2.0Page 2-9
VisuaLink 128/384 User Guide Chapter 2
2.5  Remote Controller
2.5.1  Basic Operational Buttons
From top left to down followed by top right to down.
(a) MENU button
Displays the configuration menus on-screen.
(b) CALL button
Displays the line connection menu.
(c) HANG UP button
Hangs-up the video conference line.
(d) CALL PAGE button
Allows for scrolling of on-screen menus.
(e) CAMERA CONTROL button
Provides Pan/Tilt control of the camera.  In addition, provides up down/left/...

Page 2-10NDA-24230 Issue 2.0
Chapter 2 VisuaLink 128/384 User Guide
(f) NUMERICAL button
Used to enter preset dialing numbers and camera presets.
(g) STATUS button
Displays local time and conference status on-screen.
(h) MUTE button
Toggles between muting and unmuting the local mics.
(i) VOLUME button
Allows adjustment of the audio output.
(j) CANCEL button
Cancel the last entered using the on-screen menus.
(k) ENTER button 
Stores a value set by the user.
g
f
h
i
j
k 

NDA-24230 Issue 2.0Page 2-11
VisuaLink 128/384 User Guide Chapter 2
2.5.2  Video Conference, Operational Buttons
From top left to down followed by top right to down.
1. RECEIVE button
Displays the far-site’s video on-screen.
2. PREVIEW button
Displays the local video on-screen.
3. MAIN CAMERA button
Sends video input #1 image to the far-site.
4. CAMERA 2 button
Sends the video #2 image to the far-site.
5. NEAR END button
Activates local camera control.
1
2
3
4
5 

Page 2-12NDA-24230 Issue 2.0
Chapter 2 VisuaLink 128/384 User Guide
6. SNAPSHOT VIEW button
Displays the graphic camera image.
7. POINTER button
This turns on and off a pointer display.
8. PIP button
This turns on and off a PIP display.
9. SNAPSHOT SEND button
Sends a graphic image to the far-site.
10. ZOOM button
Allows for camera control of zoom in/out function.
11. FAR END button
Activates far-site camera control.
6
7
8
9
10
11 

NDA-24230  Issue 2.0Page 3-1
VisuaLink 128/384 User Guide Chapter 3
Chapter 3  Initial Setting and Operation Checking
After completing the external phase, start the initial setting of VisuaLink.
3.1 Preparation 
¬
Put the attached two batteries in the attached remote controller.
Á
Turn the VisuaLink and all external equipment power in the ON
 position.
Â
Position the TV monitor and the VisuaLink system so that they can be viewed.
3.2 Turn Power ON or 
OFFThe VisuaLink can be turned ON
 or OFF
 by the...

Page 3-2NDA-24230  Issue 2.0
Chapter 3 VisuaLink 128/384 User Guide
This page is for your notes. 

NDA-24230 Issue 2.0Page 4-1
VisuaLink 128/384 User Guide Chapter 4
Chapter 4  Application Setup
4.1 Guidelines
The following are key points when installing the VisuaLink.
(1) The VisuaLink should be installed on a flat surface.  It is not recommended 
that the unit be installed on its side.
(2) Please allow for 2 inches (6 centimeters) on both sides of the equipment for 
ventilation.
(3) Allow the front of the unit to be visible.
The following are the specifications for the IR receiver/transmitter.
(1)...

Page 4-2NDA-24230 Issue 2.0
Chapter 4 VisuaLink 128/384 User Guide
4.2 Hardware
The preceeding sections will give step by step procedures for the installation of the 
VisuaLink system in specific applications.  Pick the application and follow the 
instructions.  This section gives a description on how to setup a VisuaLink as a 
stand alone.
4.2.1  VisuaLink Standalone
Figure 4-1:  Connection Diagram for VisuaLink 128
Parts List
No. Name Note
1 VisuaLink 128 or VisuaLink 384 CODEC Engine.
2 Controllable...