NEC Visualink 128/384 Quick Installation Guide

							NDA-24232 Issue 2.0Page 5-1
VisuaLink 128/384 Quick Installation Guide Chapter 5
Chapter 5  Upgrading a VL 128 to a 384  
This chapter contains instructions for upgrading your VisuaLink 128 system to a 
VisuaLink 384.  If you have any questions about the upgrade, please call your 
video conference provider.
5.1 Upgrade 
InstructionsTo upgrade your system, purchase the 384 upgrade kit (Stock # 0291421) from 
video conference provider and follow the easy step-by-step instructions 
mentioned below.   When upgrading a system you must start with the Hardware 
Procedure and finish up with Environmental Initialize.
5.2 Apparatus
384 Upgrade kit (Stock # 0291421)
Phillips Screw Driver (needed)
Grounding Strap (needed)
Note:
The speed setting should be set to 2B (128 kbps).  This will make sure the 
upgrade is completed in a matter minutes instead of hours.  When the 
upgrade is complete, power OFF your system and continue on to the 
hardware Upgrade Procedure.
5.3 Hardware 
Upgrade 
Procedure
1. If cables are connected to the rear of the system and are not labeled, label all the 
cables.  This will help to identify which cable is connected to which port when 
the upgrade is complete.
2. Unplug all the all cables including the power cable, which is plugged into the 
rear of the VL 128.
3. Strap on the Grounding Strap.CAUTION
All video cards are sensitive to electrostatic discharge.  Slight discharges from 
clothing or even from the normal work environment can adversely affect these 
cards.  By following these simple guidelines, however, you can minimize the 
chance of damaging your video cards.
• Handle cards only by the non-conducting edges.
• Do not touch the card components or any other metal parts.
• Wear a grounding strap while handling the cards (if in a high static area).
• Ensure that the workstation is powered OFF before installing any 
components. 
						

							Page 5-2NDA-24232 Issue 2.0
Chapter 5 VisuaLink 128/384 Quick Installation Guide
4. Using a Phillips screwdriver, remove the four (4) screws that attach the cover 
panel to the housing of the VL 128.  The four screws are located on the bottom 
of the VL 128. 
Note:
While in this position, place the Upgrade Label supplied with the 
Upgrade Kit at the position shown in the illustration below.  The label 
shows the VisuaLink 128 has been upgraded to a VisuaLink 384.  Do not 
block the air grid when placing label. 
5. Using a Phillips screwdriver, remove the three (3) screws that attach the cover 
panel to the housing of the VL 128.  The four screws are located on the rear of 
the VL 128.  
6. Slid the cover towards the rear of the chassis, to remove.  Using a Phillips 
screwdriver remove the four (4) screws from the rear panel. 
Screws
Screws
Upgrade
Lable
Upgrade Label
Screws
Screw Screws 
						

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VisuaLink 128/384 Quick Installation Guide Chapter 5
7. Remove the rear panel from the VisuaLink housing.
8. Locate the AEC7M card.  With a Phillips screwdriver remove three (3) screws 
which attach the AEC7M card to the BRI interface.  
Note:
Two (2) of the three (3) screws are on the AEC7M.  One (1) screw is on 
the BRI board.  
9. As the AEC7M and the BRI interface are connected at the front center of each 
panel, pull the connectors apart, being careful not to break either unit.
10. Locate the 384 IMUX card.  Unpack the 384 IMUX card from the packaging 
and place the card on a non-static bag.
 
BRI Board
AEC7M
Screws Screw
Board
Connectors 
						

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Chapter 5 VisuaLink 128/384 Quick Installation Guide
11. Confirm that there are two supports on the 384 IMUX card at the locations.
 
12. Put the AEC7M and the 384 IMUX card connectors together and tightly 
connect both as shown.  Fasten the AEC7M card to the 384 IMUX card with the 
three (3) screws.
13. Place the 384IMUX card on the non-static bag or surface.
Supports
Connectors 
						

							NDA-24232 Issue 2.0Page 5-5
VisuaLink 128/384 Quick Installation Guide Chapter 5
14. Using the Phillips screwdriver, remove the three (3) screws that attach the BRI 
interface to the mother board. Remove the BRI interface card from the 
motherboard and replace with the 384 IMUX card.  Place the BRI interface card 
on the non-static bag or surface.
Note:
The BRI interface and the motherboard are connected on the right side of 
each card, pull the connectors apart, being careful not to break either unit.  
15. Fasten the 384 IMUX card to the motherboard.
16. Locate the 384 rear panel.
ScrewsScrew
Connector
Mother Board
384 IMUX Card
DC IN 5V+ -  Serial1           Serial2/RMT
O
U
T
I
N
VIDEO2                                VIDEO1            AUDIOTEL                   S/T LINE 1                 S/T LINE 2                   S/T LINE 3MIC1           MIC2          MIC3 
						

							Page 5-6NDA-24232 Issue 2.0
Chapter 5 VisuaLink 128/384 Quick Installation Guide
17. Using a Phillips screwdriver fasten the 384 rear panel to the housing of the VL.
18. Locate the VL cover panel and fasten back onto the VL.
19. Connect all cables which where previously connected to the VL.
20. The Hardware Installation is complete, continue on to the last step 
Environmental Initialize.
5.4 Environmental 
Initialize1. Press the MENU
 button on the wireless remote controller (See diagram below).
2. Using the wireless remote controller select the On-Screen icon labeled 
SETTING ENVIRONMENTS
.
3. Press the ENTER
 button.
4. Enter the PASSWORD
 and press the ENTER
 button on the wireless controller.
5. Using the wireless remote controller MOVE
 button select the ON-Screen icon 
labeled MAINTENANCE
.
6. Press the ENTER
 button
7. Locate the PA G E  U P
 button on the wireless remote controller.  Press the ONE
 
button.
8. Using the wireless remote controller CAMERA CONTROL
 button select the 
environmental initialize.
9. When the environmental initialize is complete, the system asks you to restart the 
system.
10. Restart the system.
PA G E  U P
ENTER
ONE
MENU
CAMERA
CONTROL 
						

							NDA-24232 Issue 2.0Page 6-1
VisuaLink Quick Installation Guide Chapter 6
Chapter 6  VL128/384 Desktop Videoconference
6.1 General 
DescriptionThe VL128/384 is a device used in a multimedia conference for transmitting 
video, audio and data to a remote location with the use of BRI Networks. The 
object is to show how the VL128/384 is used in a desktop videoconference 
application.
6.2 System 
RequirementsThis section describes the minimum and recommended system requirements for 
the VL128/384 Workstation Application.
Workstation (Which are not video enabled)
The following are the minimum specifications for a workstation PC which will be 
used for a desktop videoconference application
• Pentium/Pentium Pro, or compatible system with PCI Locus Bus
• Expansion Slot- 32 bit PCI Local Bus
• Operating System- Windows 95
• Video Monitor capable of VGA (640 X 480) resolution or greater
• Slot available for Video capture card with the ability to display NTSC 
composite or S-Video
• Sound Card with a RCA or mini phono adapter input
Workstations (Which are video enabled)
Require the following: 
• Video Capture Card with the ability to display NTSC composite or S-Video 
input.
• Sound Card Audio with a RCA or Mini Phono adapter input.
• Sound Card is not needed if amplified Speakers are provided.
Additional Hardware/Software Requirements
In addition to the workstations the following components are necessary for a 
desktop videoconference.
Items
VisuaLink 128VisuaLink 384
VL128 1 N/A
VL384 N/A 1
NT-1* 1 1(up to 3)
Microphones 1(up to 3) 1(up to 3)
Video Camera 1(up to 2) 1(up to 2)
Video Capture Card** 1 1
Director Software*** 1 1
* When BRI network terminates directly into the VisuaLink (Bypass the 
PBX) an  NT-1 is required.
** If the workstation is currently not equipped with a Video Capture Card, one 
is needed.
*** The workstation must be installed with MS Windows in order for the 
Director software to work correctly. 
						

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Chapter 6 VisuaLink Quick Installation Guide
6.3 Wiring Diagram
This chapter provides general identification, installation, shipping and receiving 
for the VisuaLink 128/384 Desktop Videoconference Application. The system 
consists of three major components, the equipment such as the Video Capture 
card, the VisuaLink 128/384 with remote control, microphone and Camera.
Figure 6-1:   VisuaLink 128/384 Desktop Videoconference Application - Front View
POWER
HEADSET
POWERLI NEB1      B2
VisuaLink 128/VisuaLink 384Video Camera
Video Capture Card
VisuaLink Director
Software
Microphone 
						

							NDA-24232 Issue 2.0Page 6-3
VisuaLink Quick Installation Guide Chapter 6
Figure 6-2:   VisuaLink128/384 Desktop Videoconference Application - Rear View
6.4 Packaging System Package
The Desktop VL 128/384 application is shipped in a minimum of four (4) separate 
boxes. The Video capture card is enclosed in electrostatic box to protect it from 
damage.  The fixed or Controllable Camera (which ever was ordered), NT1, and 
Microphone are enclosed in their own Styrofoam box.  The VisuaLink 128 unit 
and remote controller are wrapped in their own electrostatic box.
6.5 Unpacking and 
HandlingFollow the procedures shown in Desktop installation procedures.  Do not unpack 
items until they are required for use.
VisuaLink 128
Video Capture Card Video Camera
+
+
++
+DC I N 5V+ -Ser i al  Ser ia l2 /RMT
O
U
T
I
N
VIDEO2           VIDEO1    AUDIO++TEL            S/T LINEMIC1           MIC2            MIC3
VisuaLink 384
+
+
++
+DC I N 5V+ -Se ri al 1  Ser ia l2 /RMT
O
U
T
I
N
VIDEO2          VIDEO1   AUDIO++TEL     S/T LINE 1    S/T LINE 2   S/T LINE 3MIC1           MIC2          MIC3 
						

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Chapter 6 VisuaLink Quick Installation Guide
.
Figure 6-3:   Wiring Diagram for VisuaLink 128
+
+
++
+DC IN 5V+ -  Serial1           Serial2/RMT
O
U
T
I
N
VIDEO2                                VIDEO1            AUDIO
++TEL                           S/T LINEMI C1                                     MI C2                                     MI C3
ACACVisuaLink 128
AC POWER
STRIPMicrophone
PC Terminal
PC Camera
AC
Video Capture Card
RS-232C 
 (COM1)U 
Interface
S/T
Interface
AC
V
i
d
e
o
O
u
tA
u
d
i
o
O
u
t
Video In
Audio In
Amplified Speakers (Optional)
NT1
COM Port 2
VIDEO DC IN 6V
COM Port 1
VGA Por t
Note 1:PC backpanel may be different than the one shown.  Reference the PC manual and Capture card for location of 
connectors.
Note 2:COM 2
 of the PC is used for T.120 communication.  COM 2
 should connect to the VL SERIAL PORT 1
.