SMART-AVI LDX User manual

Long Range DVI-D and RS-232 Extender 1
1-800-284-2131
www.smartavi.com
USER MANUAL
Long Range DVI-D and RS-232 Extender
LDX DVI-D and RS-232 Extender
LDX

Long Range DVI-D and RS-232 Extender 2
TECHNICAL SPECIFICATIONS_____________________________________________________________ 3
WHAT’S IN THE BOX?_____________________________________________________________________ 4
FRONT AND REAR________________________________________________________________________ 4
INSTALLATION____________________________________________________________________________ 5
APPLICATION DIAGRAM__________________________________________________________________ 5
SYSTEM OPERATION______________________________________________________________________6
TROUBLESHOOTING______________________________________________________________________ 6
TECHNICAL SUPPORT_____________________________________________________________________6
LIMITED WARRANTY STATEMENT________________________________________________________ 7
Table of content

Long Range DVI-D and RS-232 Extender 3
VIDEO
Format DVI-D Single Line
Maximum Pixel Clock 165 MHz
Input Interface (TX) (1) DVI-D 29-pin female
Output Interface (RX) (1) DVI-D 29-pin female
Resoluon Up to 1920 x 1200 @ 60 Hz
DDC 5 volts p-p (TTL)
Input DDC Signal Automac
Input Cable Length Up to 20 
Output Cable Length Up to 20 
Technical Specifications
RS-232
Input Interface (TX) (1) DB9 (Female)
Output Interface (RX) (1) DB9 (Female)
Speed Up to 115 Kbps
IR CONTROL
Input Interface (TX) (1) 3.5 mm (Female)
Output Interface (RX) (1) 3.5 mm (Female)
Frequency Response 30 KHz to 80 KHz
OTHER
Power External 100-240 VAC/5VDC4A
Dimensions 5.125 in W x 1 in H x 3.625 in D
Weight 1 lb (.5 lbs per unit)
Operang Temp. 0-55 °C (32-131°F)
Storage Temp. -20-85 °C (-4-185 °F)
Humidity Up to 95%

Long Range DVI-D and RS-232 Extender 4
LDX DVI-D and RS-232 Extender
PS5VDC2A-WLLMNT 5V DC, 2A (minimum) power adapter with center-pin posive polarity.
User Manual
What’s in the box?
LDX Transmitter rear
LDX transmitter front
LDX receiver rear
LDX receiver front

Long Range DVI-D and RS-232 Extender 5
1. Ensure that power is turned o or disconnected from the unit and the computers.
2. Use a DVI cable to connect the DVI output port from each computer to the
corresponding DVI-I IN ports of the unit.
3. Connect a monitor to the DVI-I OUT console port of the unit using a DVI cable.
4. Finally, power on the extender by connecng a 12VDC power supply to the power
connector, and then turn on all the computers.
installation
Application diagram
Using HDBaseT technology, the LDX DVI extender is capable of sending a DVI-D signal up to 245 
over a single convenonal and inexpensive Cat5e/6 cable. HDBaseT technology is superior to older
DVI extenders that require a special Cat6 shielded cable to go a short distance. The LDX extender
also features RS-232 signal extension, enabling long-distance control of displays or devices

Long Range DVI-D and RS-232 Extender 6
Troubleshooting
No Power
 Make sure that the power adapter is securely connected to the power connector of the
unit.
 Check the output voltage of the power supply and make sure that the voltage value is
around 12VDC.
 Replace the power supply.
No Video
 Check if all the video cables are connected properly.
 Connect the computer directly to the monitor to verify that your monitor and computer
are funconing properly.
 Restart the computers
Keyboard is not working
 Check if the keyboard is properly connected to the unit.
 Check if the USB cables connecng the unit and the computers are properly connected.
 Try connecng the USB on the computer to a dierent port.
 Make sure that the keyboard works when directly connected to the computer.
 Replace the keyboard.
Mouse is not working
 Check if the mouse is properly connected to the unit.
 Try connecng the USB on the computer to a dierent port.
 Make sure that the mouse works when directly connected to the computer.
 Replace the mouse.
No Audio
 Check if all the audio cables are connected properly.
 Connect the speakers directly to the computer to verify that the speakers and the comput-
er audio are funconing properly.
 Check the audio sengs of the computer and verify that the audio output is through the
speakers.
Technical support
For product inquiries, warranty questions, or technical questions, please contact [e-mail].

Long Range DVI-D and RS-232 Extender 7
Limited warranty statement
A. Extent of limited warranty
SmartAVI, Inc. warrants to the end-user customers that the SmartAVI product specied above will be
free from defects in materials and workmanship for the duraon of 1 year, which duraon begins on
the date of purchase by the customer. Customer is responsible for maintaining proof of date of
purchase.
SmartAVI limited warranty covers only those defects which arise as a result of normal use of the
product, and do not apply to any:
a. Improper or inadequate maintenance or modicaons
b. Operaons outside product specicaons
c. Mechanical abuse and exposure to severe condions
If SmartAVI receives, during applicable warranty period, a noce of defect, SmartAVI will at its
discreon replace or repair defecve product. If SmartAVI is unable to replace or repair defecve
product covered by the SmartAVI warranty within reasonable period of me, SmartAVI shall refund
the cost of the product.
SmartAVI shall have no obligaon to repair, replace or refund unit unl customer returns defecve
product to SmartAVI.
Any replacement product could be new or like new, provided that it has funconality at least equal to
that of the product being replaced.
SmartAVI limited warranty is valid in any country where the covered product is distributed by
SmartAVI.
B. Limitaons of warranty
To the extant allowed by local law, neither SmartAVI nor its third party suppliers make any other
warranty or condion of any kind whether expressed or implied with respect to the SmartAVI
product, and specically disclaim implied warranes or condions of merchantability, sasfactory
quality, and tness for a parcular purpose.
C. Limitaons of liability
To the extent allowed by local law the remedies provided in this warranty statement are the
customers sole and exclusive remedies.
To the extant allowed by local law, except for the obligaons specically set forth in this warranty
statement, in no event will SmartAVI or its third party suppliers be liable for direct, indirect, special,
incidental, or consequenal damages whether based on contract, tort or any other legal theory and
whether advised of the possibility of such damages.
D. Local law
To the extent that this warranty statement is inconsistent with local law, this warranty
statement shall be considered modied to be consistent with such law.

Long Range DVI-D and RS-232 Extender 8
NOTICE
The informaon contained in this document is subject to change without noce. SmartAVI
makes no warranty of any kind with regard to this material, including but not limited to,
implied warranes of merchantability and tness for parcular purpose. SmartAVI will not be
liable for errors contained herein or for incidental or consequenal damages in connecon
with the furnishing, performance or use of this material. No part of this document may be
photocopied, reproduced, or translated into another language without prior wrien consent
from SmartAVI, Inc.
20180109
Tel: (800) AVI-2131 • [phone]
2455 W Cheyenne Ave, Suite 112
North Las Vegas, NV 89032
www.smartavi.com