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PAG

E 1

Refer to the labeled “UltraNEXUS-SDI Rear Panel” illustration below while installing your 
server/controller.
For additional information on LEIGHTRONIX-approved USB hard drives and VCRs/DVD 
players compatible with the IR ports, contact LEIGHTRONIX.

MPEG Player 1 Video Output

Broadcast Recorder Video Input

MPEG Player 2 Video Output

VOD Recorder Video Input

Ethernet Port 1

: connect a straight-through or cross-over 

cable (see page 4 of this document)

Ethernet Port 2

: reserved for the LEIGHTRONIX 

TOTAL

SHARE™ network option

USB Drive Ports

: connect up to four, LEIGHTRONIX-

approved USB drives

LEIGHTRONIX requires the use of 2 USB drives 
when the UltraNEXUS-SDI is combined with a 
LEIGHTRONIX streaming VOD service.

Remove/install USB drives 

only 

after shutting down 

the UltraNEXUS-SDI its front panel.  

Do not connect 

the drives to a PC for file management operations.

Power Cord Connector

NOTES

* IR Ports

: using the supplied IR transmitter cables, 

connect up to four, LEIGHTRONIX-approved VCRs and/
or DVD players

* DVply Ports

: connect up to two, supported devices with 

title:chapter access

COM 1

”: connect a switcher with inputs/outputs of up 

to 250x250

COM 2

”: if using, connect a LEITCH CSD-5300 or ESE 

Master Clock time source

PRO-BUS

 Port

: attach up to 16 PRO-BUS device 

interfaces in a daisy chain to the PRO-BUS jack and 
connect each interface to the corresponding VCRs and/or 
DVD players.  Perform the following steps (see PRO-BUS 
Manuals for more information):

ULTRANEXUS-SDI REAR PANEL CONNECTORS

1.  Set each PRO-BUS interface’s dip switches to 

assign each interface an address #. Number the 
interfaces consecutively, starting with “01” at the 
interface connected to the UltraNEXUS-SDI.

2.  Set control mode dip switches on each interface.  
3.  If possible, ensure each device’s switcher input 

numbers correspond to its PRO-BUS address #.

4.  Document your PRO-BUS/device setup.

NOTES

LEIGHTRONIX, INC.

PAGE 1

UltraNEXUS-SDI INSTALLATION QUICK GUIDE

Video Servers

Television Automation

ULTRANEXUS-SDI REAR PANEL

START

Rack mount your UltraNEXUS-

SDI, ensuring the ventilation 

holes are not covered.

An optional bracket kit is available for supporting 
the back of a rack-mounted UltraNEXUS-SDI 
(contact LEIGHTRONIX for more details).
LEIGHTRONIX recommends leaving empty rack 
positions above and below the UltraNEXUS-SDI.  

NOTES

No: Continue steps on 
page 2 of this document.

Are you using an external switcher 

with your UltraNEXUS-SDI?

Yes: Continue steps on 
page 3 of this document.

A

B

C

D

I

J

E

F

G

H

O

The UltraNEXUS-SDI supports embedded AES (SMPTE 272M) audio signals as well as non-embedded 
AES (IEC 60958 type 1 balanced) and balanced, two-channel analog audio.  To wire your system for non-
embedded audio, use the four audio terminal blocks on the rear panel, represented as follows:  

MPEG Player 1 Audio Output

VOD Recorder Audio Input

Broadcast Recorder Audio Input

MPEG Player 2 Audio Output

Applicable to each terminal block, connect your non-embedded AES and analog audio signal wiring 
according to the diagrams below.

AES3 Wiring Diagram

2-Channel Analog Wiring Diagram

ULTRANEXUS-SDI AUDIO INPUTS/OUTPUTS

K

L

M

N

Only available for use when UltraNEXUS-SDI is connected to an external switcher.

2011-06-20

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