kramer EXT3-U-R USB Receiver User Guide

kramer EXT3-U-R USB Receiver

Product Information

Specifications:

• Model: EXT3-U-R
• USB Receiver: 1
• Bracket set: 1
• Rubber feet: 4

Product Usage Instructions

Step 1: Check what’s in the box
Ensure the following items are included:

• EXT3-U-R USB Receiver
• Bracket set
• 4 Rubber feet
• Quick start guide

Step 2: Get to know your EXT3-U-R

Features

1. LINK LED: Flashes blue when a link is established.
2. AUDIO OUT 3.5mm Mini Jack: Connect to an unbalanced stereo audio acceptor.
3. USB 2 Type A Ports (1 to 4): Connect to USB devices. Connect the receiver directly to the power adapter for USB device charging.
4. ON LED: Lights green when locally powered by the adapter, orange when powered by PoC.
5. LINK IN RJ-45 Connector: Connect to the LINK OUT port on the EXT3-U-T.
6. PROG (Tx, Rx) 5-pin Terminal Block Connector: Connect for firmware upgrade.
7. RS-232 (Rx, Tx) (with common G pin): Connect for serial extension (9600 baud rate).
8. 12V DC Power Connector: Connect to the power adapter.

Step 3: Mount EXT3-U-R
Install EXT3-U-R using one of the recommended methods provided in the manual.

Step 4: Connect inputs and outputs
Connect your devices to EXT3-U-R following the instructions provided. Always power OFF devices before connecting them.

Wiring the RJ-45 Connectors:
This section defines the TP pinout using a straight pin-to-pin cable with RJ-45 connectors. Ensure proper wiring as per the provided diagram.

Step 5: Connect power
The EXT3-U-R is powered via PoC. Follow safety instructions for power connection.

FAQ

• Q: How do I update firmware on EXT3-U-R?
  A: To update firmware, connect the PROG (Tx, Rx) terminal block connector for firmware upgrade as detailed in the manual.

• Q: Can I use third-party cables with EXT3-U-R?
  A: It is recommended to use Kramer cables available at www.kramerav.com/product/EXT3-U-R to avoid any potential damage. Third-party cables may not be compatible.

• Q: What baud rate is supported for RS-232 communication?
  A: Only 9600 baud rate is supported for RS-232 communication with EXT3-U-R.

EXT3-U-R Quick Start Guide
This guide helps you install and use your EXT3-U-R for the first time.
Go to www.kramerav.com/downloads/EXT3-U-R to download the latest user manual and check if firmware upgrades are available.

Step 1: Check what’s in the box

• EXT3-U-R USB Receiver
• 1 Bracket set
• 4 Rubber feet
• 1 Quick start guide

Step 2: Get to know your EXT3-U-R

EXT3-U-R

• Connect to USB devices.
• Connect the receiver directly to the power adapter in order to charge USB devices.

4| ON LED| Lights green when locally powered by the power adapter. Lights orange when powered by PoC.
5| LINK IN RJ-45 Connector| Connect to the LINK OUT port on the EXT3-U-T.
6| PROG (Tx, Rx)| 5-pin Terminal Block Connector (with common G pin)| Connect for firmware upgrade.
7| RS-232 (Rx, Tx)| Connect for serial extension (9600 baud rate).
8| 12V DC Power Connector| Connect to the power adapter.

Step 3: Mount EXT3-U-R

Install EXT3-U-R using one of the following methods:

• Attach the rubber feet and place the unit on a flat surface.

• Fasten a bracket (included) on each side of the unit and attach it to a flat surface (see www.kramerav.com/downloads/EXT3-U-R).

• Mount the unit in a rack using the recommended rack adapter (see www.kramerav.com/product/EXT3-U-R).

• Ensure that the environment (e.g., maximum ambient temperature & air flow) is compatible for the device.

• Avoid uneven mechanical loading.

• Appropriate consideration of equipment nameplate ratings should be used for avoiding overloading of the circuits.

• Reliable earthing of rack-mounted equipment should be maintained.

• Maximum mounting height for the device is 2 meters.

Step 4: Connect inputs and outputs

In this example EXT3-U-R is connected to the Kramer SWT3-41-U-T transmitter.
Always switch OFF the power on each device before connecting it to your EXT3-U-R.

• Devices that are connected to the EXT3-U-R USB ports are powered/charged while connected.
• Only 9600 baud rate is supported for RS-232 communication for EXT3-U-R.

Wiring the RJ-45 Connectors
This section defines the TP pinout, using a straight pin-to-pin cable with RJ-45 connectors.

Wiring the RJ-45 Connectors| | |
---|---|---|---
This section defines the TP pinout, using a straight pin-to-pin cable with RJ-45 connectors.| EIA /TIA 568B|
PIN| Wire Color
1| Orange / White
| 2| Orange
| 3| Green / White
| 4| Blue
It is recommended that the cable ground shielding be connected/soldered to the connector shield.| 5| Blue / White
6| Green
7| Brown / White
8| Brown|

To achieve specified extension distances, use the recommended Kramer cables available at www.kramerav.com/product/EXT3-U-R. Using third-party cables may cause damage!

Step 5: Connect power

EXT3-U-R is powered via POC.

Safety Instructions (See www.kramerav.com for updated safety information)

Caution

• For products with relay terminals and GPI\O ports, please refer to the permitted rating for an external connection, located next to the terminal or in the User Manual.
• There are no operator serviceable parts inside the unit.

Warning:

• Use only the power cord that is supplied with the unit.
• Disconnect the power and unplug the unit from the wall before installing.

kramerav.com

References

• Kramer | Audio-Visual Solutions and Experiences
• Kramer | Audio-Visual Solutions and Experiences
• Application Diagrams - Kramer Electronics
• EXT3-U-R USB Receiver

Read User Manual Online (PDF format)

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