SMART-AVI LDX Series User manual

LDX series
Long Range DVI-D and RS-232 Extender
USER MANUAL
LDX DVI-D and RS-232 Extender
LDX-2P Dual Head DVI-D, USB 1.1, Dual RS232, Audio over CAT5/5e/6 Extender
LDX-4P Quad Head DVI-D, USB 1.1, Dual RS232, Audio over CAT5/5e/6 Extender
LDX-PLUS DVI-D, USB and RS232 over CAT5/5e/6 Extender
Designed and Manufactured in the USA
1-800-284-2131
www.smartavi.com

Long Range DVI-D and RS-232 Extender 2
OVERVIEW
TECHNICAL SPECIFICATIONS_________________________________________________________________
WHAT’S IN THE BOX?________________________________________________________________________
FRONT AND REAR___________________________________________________________________________
INSTALLATION_______________________________________________________________________________
TROUBLESHOOTING_________________________________________________________________________
TECHNICAL SUPPORT________________________________________________________________________
LIMITED WARRANTY STATEMENT____________________________________________________________
3
4
4
5-8
9
9
10

Long Range DVI-D and RS-232 Extender 3
Technical Specifications
VIDEO
Format DVI-D Single Line
Maximum Pixel Clock 165 MHz
Input Interface (TX)
LDX, LDX-PLUS (1) DVI-D 29-pin female
LDX-2P (2) DVI-D 29-pin female
LDX-4P (4) DVI-D 29-pin female
Output Interface (RX)
LDX, LDX-PLUS (1) DVI-D 29-pin female
LDX-2P (2) DVI-D 29-pin female
LDX-4P (4) DVI-D 29-pin female
Resoluon Up to 1920 x 1200 @ 60 Hz
DDC 5 volts p-p (TTL)
Input Equalizaon Automac
Input Cable Length Up to 20 
Output Cable Length Up to 20 
RS-232
Input Interface (TX) LDX, LDX-2P, LDX-PLUS (1) DB9 (Female)
LDX-4P (2) DB9 (Female)
Output Interface (RX) LDX, LDX-2P, LDX-PLUS (1) DB9 (Female)
LDX-4P (2) DB9 (Female)
Speed Up to 115 Kbps
AUDIO
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
Operang Temperature 32-131°F (0-55 °C)
Storage Temperature -4-185 °F (-20-85 °C)
Humidity Up to 95%

Long Range DVI-D and RS-232 Extender 4
What’s in the box?
LDX-tX Rear
LDX-RX Rear
LDX-tX FRONT
LDX-RX FRONT
PART NO. Q-TY DESCRIPTION
LDX-TX Unit 1 Single/Dual Head DVI, KVM and Audio Transmier
LDX-RX Unit 1 Single/Dual Head DVI, KVM and Audio Receiver
PS5VD4A 2 PS5VD4A Power Supply
User Manual 1

Long Range DVI-D and RS-232 Extender 5
PART NO. DESCRIPTION
LDX-S DVI-D and RS-232 Extender. Includes: [LDX-TX-S, LDX-RX-S, PS5VD2A-WLLMNT]
LDX-TX-S DVI-D and RS-232 Transmier. Includes: [LDX-TX-S, PS5VD2A-WLLMNT]
LDX-RX-S DVI-D and RS-232 Receiver. Includes: [KLX-500-RX-S, PS5VD2A-WLLMNT]
INSTALLATION
1. Turn o connected devices
2. Connect cables between signal source device and LDX-TX unit’s input ports
3. Connect cables between the LDX-RX unit’s output ports and end-point device
4. Connect LDX-TX and LDX-RX via CAT5e/6 cable
5. Connect power supply to either LDX-TX and LDX-RX units
6. Turn on LDX-TX and LDX-RX units
7. Return power to connected devices
DVI-D IN
DVI-D OUT
RS232 IN
RS232 OUT
CAT5E/6 CABLE
LDX-TX
DVI-D, RS232 and IR Extender
HDBaseT - Transmitter
DVI-D IN
RS232
5VDC
CAT5 UTP
IR OUT
Made in U.S.A.
LDX-TX
DVI-D, RS232 and IR Extender
HDBaseT - Receiver
DVI-D OUT
RS232
5VDC
CAT5 UTP
IR OUT
Made in U.S.A.
245 ft

Long Range DVI-D and RS-232 Extender 6
PART NO. DESCRIPTION
LDX-2P-S Dual DVI-D, USB 1.1, Dual RS232, Audio Extender.
Includes: [LDX-2P-TX-S, LDX-2P-RX-S, PS5VD4A-WLLMNT]
LDX-2P-TX-S Dual DVI-D, USB 1.1, Dual RS232, Audio Transmier.
Includes: [LDX-2P-TX-S, PS5VD4A-WLLMNT]
LDX-2P-RX-S Dual DVI-D, USB 1.1, Dual RS232, Audio Receiver.
Includes: [LDX-2P-TX-S, PS5VD4A-WLLMNT]
INSTALLATION (continue)
1. Power o all devices.
2. Connect two DVI-D sources (computer) to the two DVI-D ports on the back of the transmier.
3. Connect a USB source (computer) to the USB port on the transmier.
4. Oponally connect RS232 for control funcons.
5. Connect the transmier to the receiver with two CAT5 UTP (Unshielded Twisted Pair) cables.
6. Connect a DVI-D сompable display to each of the two DVI-D ports on the back of the receiver.
7. Connect USB keyboard and mouse to the USB ports on the receiver.
8. Oponally connect RS232 for control funcons.
9. Connect the power to the receiver and the transmier.
10.Power on the display and then the computer.
DVI-D IN
DVI-D OUT
USB IN
USB OUT
AUDIO IN
AUDIO OUT
RS-232
CAT5/5E/6
245 ft
1: DVI-I IN
USB IN
LDX-2P-TX
1: DVI-I IN
USB OUT
LDX-2P-RX

Long Range DVI-D and RS-232 Extender 7
PART NO. DESCRIPTION
LDX-4P-S Quad DVI-D, USB 1.1, Dual RS232, Audio Extender.
Includes: [LDX-4P-TX-S, LDX-4P-RX-S, PS5VD3A-WLLMNT]
LDX-4P-TX-S Quad DVI-D, USB 1.1, Dual RS232, Audio Transmier.
Includes: [LDX-4P-TX-S, PS5VD3A-WLLMNT]
LDX-4P-RX-S Quad DVI-D, USB 1.1, Dual RS232, Audio Receiver.
Includes: [LDX-4P-TX-S, PS5VD3A-WLLMNT]
INSTALLATION (continue)
1. Power o all devices.
2. Connect two DVI-D sources (computer) to the four DVI-D ports on the back of the transmier.
3. Connect a USB source (computer) to the USB port on the transmier.
4. Oponally connect RS232 for control funcons.
5. Connect the transmier to the receiver with four CAT5 UTP (Unshielded Twisted Pair) cables.
6. Connect a DVI-D сompable display to each of the four DVI-D ports on the back of the receiver.
7. Connect USB keyboard and mouse to the USB ports on the receiver.
8. Oponally connect RS232 for control funcons.
9. Connect the power to the receiver and the transmier.
10.Power on the display and then the computer.
DVI-D IN
DVI-D OUT
USB IN
USB OUT
AUDIO IN
AUDIO OUT
RS-232
CAT5/5E/6
1:DVI-I IN 1:DVI-I IN
LDX-4P-TX
USBIN
1:DVI-I IN 1:DVI-I IN
LDX-4P-RX
USBOUT
245 ft

Long Range DVI-D and RS-232 Extender 8
PART NO. DESCRIPTION
LDX-PLUS-S DVI-D, USB 1.1, RS232, and Audio Extender.
Includes: [LDX-PLUS-TX-S, LDX-PLUS-RX-S, PS5VD4A-WLLMNT]
LDX-PLUS-TX-S DVI-D, USB 1.1, RS232, and Audio Transmier.
Includes: [LDX-PLUS-TX-S, PS5VD4A-WLLMNT]
LDX-PLUS-RX-S DVI-D, USB 1.1, RS232, and Audio Receiver.
Includes: [LDX-PLUS-TX-S, PS5VD4A-WLLMNT]
INSTALLATION (continue)
1. Turn o connected devices.
2. Connect cables between signal source device and LDX-PLUS-TX unit’s input ports.
3. Connect cables between the LDX-PLUS-RX unit’s output ports and end-point device.
4. Connect LDX-PLUS-TX and LDX-PLUS-RX via CAT5e/6 cable.
5. Connect power supply to either LDX-PLUS-TX or LDX-PLUS-RX units.
6. Turn on LDX-PLUS-TX and LDX-PLUS-RX units.
7. Return power to connected devices.
DVI-D IN
DVI-D OUT
USB IN
USB 2.0 OUT
USB K/M OUT
AUDIO IN
AUDIO OUT
CAT5/6
5V HDBT DVI-D IN AUDIO
IN
USB
RS232
Made in USA www.smartavi.com
245 ft
LDX-PLUS-TX
5V HDBT DVI-D OUT
AUDIO
OUT
RS232
Made in USA www.smartavi.com
LDX-PLUS-RX
USB

Long Range DVI-D and RS-232 Extender 9
Troubleshooting
Technical support
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 computer
audio are funconing properly.
• Check the audio sengs of the computer and verify that the audio output is through the
speakers.
For product inquiries, warranty quesons, or technical quesons, please contact [e-mail].

Long Range DVI-D and RS-232 Extender 10
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 11
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
Designed and Manufactured in the USA