EXT-DVI-1CAT5-ELR - Extendeur AV Gefen - Free user manual and instructions
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| Product Type | DVI ELR Extender over one CAT5 |
| Brand | Gefen |
| Model | EXT-DVI-1CAT5-ELR |
| Maximum Extension Distance | 495 feet (150 meters) via one CAT-5e cable |
| Supported Resolutions | Up to 1080p Full HD and 1920 x 1200 (WUXGA) |
| Video Color Depth | 12-bit in Normal mode, 8-bit in Long-Reach mode |
| Maximum Pixel Clock | 165 MHz |
| DVI Input (Sender) | 1 x DVI-I, 29-pin female (digital only) |
| DVI Output (Receiver) | 1 x DVI-I, 29-pin female (digital only) |
| Link Interface | RJ-45 (CAT-5e or better recommended) |
| Power Supply | Locking 5V DC, 10W max per unit |
| Power Indicator | Blue LED |
| Link Indicator | Green LED |
| DIP Switches (per unit) | 4 x SPDT for EDID, HPD, Power Mode, Long-Reach Mode |
| EDID Management | Internal EDID or passthrough from display |
| Hot-Plug Detect (HPD) | Force high or passthrough |
| Power-Save (Green) Mode | Receiver powered only when video signal present (<1W sleep) |
| Long-Reach Mode | Extends range to 495ft with 8-bit color depth |
| Dimensions (W x H x D) | 4.3" x 1" x 3.4" (110mm x 26mm x 86mm) per unit |
| Weight (each) | 0.36 lbs (0.16 kg) |
| Operating Temperature | +32 to +140°F (0 to +45°C) |
| Operating Humidity | 0 to 90% RH, non-condensing |
| Warranty | 2 years from date of shipment (repair/replacement) |
| Compliance | UL or CE listed power supplies |
| Cable Recommendation | Shielded Twisted-Pair (STP) CAT-5e or CAT-6 |
| Maintenance | Clean only with dry cloth; do not use near water |
| Safety | Read instructions, heed warnings, unplug during storms, refer servicing to qualified personnel |
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USER MANUAL EXT-DVI-1CAT5-ELR Gefen
DVI ELR Extender over one CAT5
EXT-DVI-1CAT5-ELR
User Manual

Release A1
- Read these instructions.
- Keep these instructions.
- Heed all warnings.
- Follow all instructions.
- Do not use this product near water.
- Clean only with a dry cloth.
- Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
- Do not install or place this product near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
- Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
- Only use attachments/accessories specified by the manufacturer.
- To reduce the risk of electric shock and/or damage to this product, never handle or touch this unit or power cord if your hands are wet or damp. Do not expose this product to rain or moisture.
- Unplug this apparatus during lightning storms or when unused for long periods of time.
- Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
- Batteries that may be included with this product and/or accessories should never be exposed to open flame or excessive heat. Always dispose of used batteries according to the instructions.
Gefen warrants the equipment it manufactures to be free from defects in material and workmanship.
If equipment fails because of such defects and Gefen is notified within two (2) years from the date of shipment, Gefen will, at its option, repair or replace the equipment, provided that the equipment has not been subjected to mechanical, electrical, or other abuse or modifications. Equipment that fails under conditions other than those covered will be repaired at the current price of parts and labor in effect at the time of repair. Such repairs are warranted for ninety (90) days from the day of reshipment to the Buyer.
This warranty is in lieu of all other warranties expressed or implied, including without limitation, any implied warranty or merchantability or fitness for any particular purpose, all of which are expressly disclaimed.
- Proof of sale may be required in order to claim warranty.
- Customers outside the US are responsible for shipping charges to and from Gefen.
- Copper cables are limited to a 30 day warranty and cables must be in their original condition.
The information in this manual has been carefully checked and is believed to be accurate. However, Gefen assumes no responsibility for any inaccuracies that may be contained in this manual. In no event will Gefen be liable for direct, indirect, special, incidental, or consequential damages resulting from any defect or omission in this manual, even if advised of the possibility of such damages. The technical information contained herein regarding the features and specifications is subject to change without notice.
For the latest warranty coverage information, refer to the Warranty and Return Policy under the Support section of the Gefen Web site at www.gefen.com.
Technical Support
(818) 772-9100 (800) 545-6900
8:00 AM to 5:00 PM Monday - Friday, Pacific Time
Fax
(818) 772-9120
support@gefen.com
Web
http://www.gefen.com
Mailing Address
Gefen, LLC
c/o Customer Service
20600 Nordhoff St.
Chatsworth, CA 91311
Product Registration
Register your product here: http://www.gefen.com/kvm/Registry/Registration.jsp
- Shielded Twisted-Pair (STP) CAT-5e or CAT-6 cabling is recommended. However, Un-shielded Twisted-Pair (UTP) CAT-5e or CAT-6 cabling is acceptable. Shielded cable is preferred as it provides immunity to Electromagnetic Interference (EMI), cell phones, and A/C motors.
DVI ELR Extender over one CAT5 is a trademark of Gefen, LLC.
© 2014 Gefen, LLC. All Rights Reserved. All trademarks are the property of their respective owners.
Gefen, LLC reserves the right to make changes in the hardware, packaging, and any accompanying documentation without prior written notice.






This product uses UL or CE listed power supplies.
Features
- Extends DVI up to 495 feet (150 meters) over one CAT-5e cable
• Supports resolutions up to 1080p Full HD and 1920 x 1200 (WUXGA)
• EDID management for rapid integration of source and display - Enable/Disable switches for HPD pass-through
• Power-Save (Green Mode) selector switch - 150m/100m range selector switch configures the extender for maximum range (150 meters) or maximum bandwidth
- Locking power supplies
- Surface-mountable




Packing List
The DVI ELR Extender over one CAT5 ships with the items listed below. If any of these items are not present in your box when you first open it, immediately contact your dealer or Gefen.
• 1 x DVI ELR Extender over one CAT5 (Sender unit)
• 1 x DVI ELR Extender over one CAT5 (Receiver unit)
- 1 x 6 ft. dual link DVI cable (M-M)
- 2 x 5V DC power supplies
• 1 x Quick-Start Guide
1 Getting Started
Introduction....2
Sender Unit 2
Receiver Unit....4
Installation....6
Connection Instructions....6
Sample Wiring Diagram 6
2 Basic Operation
LED Status 10
DIP Switch Configuration ....11
Default Settings.... 11
EDID Management.... 12
Hot-Plug Detect (HPD).... 12
Power Mode 13
Long-Reach Mode.... 13
3 Appendix
Specifications 16
DVI ELR Extender over one CAT5
1 Getting Started
Introduction....2
Sender Unit 2
Receiver Unit 4
Installation 6
Connection Instructions....6
Sample Wiring Diagram 6
Sender Unit

Gefen
DVI ELR Extender over one CAT5 S

| ID Name Description | ||
| 1 Link Connect a CAT-5 cable from this jack to theLinkjack on the Receiver unit. | ||
| 2 5V DC Connect the included 5V DC power supply tothis power receptacle. | ||
| 3 Link (LED) This green LED indicates the current state ofthe product. SeeLED Status(page 10) for more information on LED status messages. | ||
| 4 DVI In Connect the DVI source to this port using theincluded DVI cable. | ||
| 5 Power This LED indicator will glow bright blue whenthe included power supply is connected between the5V DCpower receptacle and an available electrical outlet. |
Receiver Unit



| ID Name Description | ||
| 1 Link Connect a CAT-5 cable from this jack to the Link jack on the Sender unit. | ||
| 2 5V DC Connect the included 5V DC power supply to this power receptacle. | ||
| 3 Link (LED) This green LED indicates the current state of the product. See LED Status (page 10) for more information on LED status messages. | ||
| 4 DVI Out Connect the DVI source to the display using a DVI cable. | ||
| 5 Power This LED indicator will glow bright blue when the included power supply is connected between the 5V DC power receptacle and an available electrical outlet. |
Connection Instructions
- Use the included DVI cable to connect the DVI source to the DVI In port on the Sender unit.
- Connect the Receiver unit to the DVI display using another DVI cable.
- Connect a CAT-5 (CAT-5e or better is recommended) cable, up to 495 feet (150 meters) from the Link jack on the Sender unit to the Link jack on the Receiver unit.
- Connect the included 5V DC locking power supplies to the Sender and Receiver unit. Do not overtighten the locking power connectors.
- Connect the AC power cord from the power supply to an available electrical outlet.
Sample Wiring Diagram

flowchart
graph TD
A["GEFEN"] -->|DVI Source| B["Receiver"]
B --> C["DVI Display"]
C -->|Sender| B
style A fill:#f9f,stroke:#333
style B fill:#bbf,stroke:#333
style C fill:#dfd,stroke:#333
subgraph CAT5 CABLE
A
B
end
subgraph DVI CABLE
C
end
DVI ELR Extender over one CAT5
2 Basic Operation
LED Status 10
DIP Switch Configuration ....11
Default Settings.... 11
EDID Management....12
Hot-Plug Detect (HPD)....12
Power Mode 13
Long-Reach Mode....13
The Power and Link LED indicators on the Sender and Receiver unit provide basic information on the current status of the DVI ELR Extender over one CAT5.
The information, in the table below, applies to both the Sender and Receiver unit.
| LED Status Description | ||
| Power | Solid blue | Power connected to Sender / Receiver unit. |
| Off | No power supplied to the Sender / Receiver unit.Make sure each power supply is connected to the Sender and Receiver unit.Make sure that the outlet is “live”. | |
| Link | Solid green | Link integrity between the Sender and Receiver unit is good.Source is connected to the Sender unit.Display (or other sink device) is connected to the Receiver unit. |
Flashing green ![]() | No source is connected to the Sender unit.Display (or other sink device) is not connected to the Receiver unit. | |
| Off • Link integrity is compromised. | Check the cable between the Link port on the Sender and Receiver unit. | |
There is a bank of four DIP switches on the bottom of the Sender and Receiver unit. Remove the piece of colored tape to reveal the DIP switch bank. These DIP switches provide control over EDID management, HPD pass-through, power modes, and range selection.

Bottom of Sender / Receiver unit
Default Settings
Description Sender unit Receiver unit
Default settings for Sender and Receiver unit.
- Internal EDID
- HPD is high
- Green mode is disabled
- Long-Reach mode is disabled


Each of the following sections describe the DIP switch settings that control each feature. DIP switches that are not related to a specific feature have been grayed-out. Note that DIP switch settings can be used independently or in conjunction with other features, as desired.
EDID Management
When switching between different EDID modes, the Sender unit must be power-cycled in order for the changes to take effect.
Description Sender unit Receiver unit
- Local (Internal) EDID. This EDID provides generic video/audio support which is compatible with most displays.
• This is the default setting.
- Downstream EDID is used. Both DDC and HPD (Hot-Plug Detect) are passed through, allowing the full audio/video capabilities of the display to be used.




Hot-Plug Detect (HPD)
When switching between different HPD modes, the Sender unit must be power-cycled in order for the changes to take effect.
Description Sender unit Receiver unit
- Forces HPD high.
• This is the default setting.
- HPD is passed through from the sink to the source.




Power Mode
Description Sender unit Receiver unit
Power-Save (Green) mode. The Receiver unit is powered only when a video signal is present on the DVI (or HDMI) cable. Sleep Mode consumes less than 1 Watt of power.


Normal mode. In this mode, the Receiver unit is always powered.


Long-Reach Mode
When set to “Long-Reach” mode, both audio and video can be extended up to 495 feet (150 meters) However, the color depth is limited to 8-bit.
Description Sender unit Receiver unit
Long-Reach mode. Audio and video can be extended up to 495 feet (150 meters). Video color depth is limited to 8-bit.


Normal mode. Audio and video can be extended up to 330 feet (100 meters). Color depth up to 12-bit is supported.


DVI ELR Extender over one CAT5
3 Appendix
Specifications 16
Supported Formats
| Resolutions (max.) • 1920 x 1200 (WUXGA) |
- 1080p Full HD
Connectors, Indicators, and Controls
| DVI In (Sender) • 1 x DVI-I, 29-pin, female (digital only) |
| DVI Out (Receiver) • 1 x DVI-I, 29-pin, female (digital only) |
| IP control (Sender / Receiver) • 1 x RJ-45 |
| Power (Sender / Receiver) • 1 x 5V DC, locking |
| Power Indicator (Sender / Receiver) • 1 x LED, blue |
| Link Indicator (Sender / Receiver) • 1 x LED, green |
| DIP Switches (Sender / Receiver) • 4 x SPDT |
Operational
| Maximum Pixel Clock • 165 MHz | |
| Power Consumption (Sender / Receiver) • 10W per unit (max.) | |
| Operating Temperature • +32 to +140 °F (0 to +45 °C) | |
| Operating Humidity • 0 to +90% RH, non-condensing |
Physical
| Dimensions (W x H x D)(Sender / Receiver) | • 4.3" x 1" x 3.4"(110mm x 26mm x 86mm) |
| Unit Weight (each) • 0.36 lbs (0.16 kg) |

GEFEN
20600 Nordhoff St., Chatsworth CA 91311
1-800-545-6900 818-772-9100 fax: 818-772-9120
www.gefen.com support@gefen.com
