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4K Wireless

HD Connection Kit

Quick Start Guide

This Quick Start Guide will walk you through the easy steps to set up 
MyWirelessTV 3 Kit.

 A 

.

  How MyWirelessTV Works

 B 

.

Setting Up Transmitter and Receiver

 C 

.

Setting Up IR Control

 D 

.

Troubleshooting

You will need the following items from your MyWirelessTV 3 kit:
• Wireless HD Transmitter    

• Wireless HD Receiver

• Two (2) Power Supplies    

• Two (2) HDMI Cables

• IR Blaster Cable   

 

• IR Receiver Extension Cable

Model Numbers: MWTV3TX and MWTV3RX

CONTINUE ON NEXT SIDE

PN: 0530-0814-000

© 2017 Actiontec Electronics, Inc. and Actiontec logo are registered trademarks of Actiontec  Electronics, 

Inc. in the US or other countries. All other names are properties of their respective owners. 

112717

For technical support call

1-888-436-0657

How-to videos, user manual, latest firmware and  

additional information is available online at

www.actiontec.com/mwtv3

 C 

.

   Setting Up IR Control

The IR blaster cable connects to your wireless HD video transmitter
The IR blaster can receive IR signal from your source device’s remote 
control over the MyWirelessTV network, and emits the IR signal to 
control the source device. Thus, you can control the source device from 
wherever the TV and wireless HD video receiver are located.
The IR receiver extension cable extends the IR receiver of the 
wireless HD video receiver. Thus, it allows the receiver to receive an IR 
signal from the remote control, if the unit is placed in an area where IR 
signal is not in line-of-sight of the source’s remote control.

Note: 

If the receiver and transmitter are in the same room, setting 

up IR blaster cable is not required.

Step 5A

 Get the IR blaster cable 

from MyWirelessTV 3 kit. The IR blaster 
cable has a black connector.

Step 5B

 Plug the IR blaster cable’s 

black connector into the Transmit port 
on the back of the transmitter.

Step 5C

 Remove the adhesive tape from the bottom of the  

IR blaster head.

Step 5D

 Locate the infrared (IR) 

sensor on your source device box, and 
mount the IR blaster head on top of the 
box over the sensor of the source device.

Step 6A

 Get the IR extender cable 

(with a green connector) from the 
MyWirelessTV 3 kit.

Step 6B

 Plug the IR extender 

cable’s green connector in to the green 
port on the back of the receiver.

Step 6C

 Remove the protective covering of 

the double stick tape and attach the flat end of 
the IR extender cable to the front corner of the 
HDTV bezel or frame.

Your HDTVs and cable/satellite box should now be connected as 
shown in the diagram on the other side. You can now start enjoying 
HDTV anywhere you want it!

 D 

.

   Troubleshooting

FREQUENTLY ASKED QUESTIONS

Must I connect a TV to the transmitter’s HDMI Out-to-TV port?
No. This step is optional.

I’m not seeing video on the TV that’s connected to the transmitter.
Check the power and connection from the video source to the 
transmitter, and the connection from the transmitter to TV.

I’m not seeing video on the TV that’s connected to the receiver.
Check the power and connection from receiver to the TV, and make 
sure the correct source input is selected on the TV.

The audio and video on the receiver’s TV seems slower than on 

transmitter’s TV.
This is expected since the receiver receives AV transmission from the 
transmitter over the air.

How do I control the video source (e.g. cable/DirecTV box) 

remotely?
You need to use the same remote control. The control signal is passed 
through the air from the MyWirelessTV 3 Receiver to the MyWirelessTV 3 
Transmitter, and sent to the video source.

The video quality is poor and sometimes there’s no video display 

on the receiver’s TV.
You may need to adjust the orientation of the transmitter and 
receiver units, and direct them to be facing each other. You can view 
the MyWirelessTV connection strength on the Menu page of the 
receiver. To access the Menu page, press the MENU button once on 
the receiver.

I cannot control the source device with its remote control, via the 

MyWirelessTV 3 Receiver OR the source device is slow to respond 

to the remote control.
Make sure the IR blaster cable is connected to the transmitter’s IR 
Transmit
 port, and the sensor is mounted directly on top of the 
source device’s IR sensor window. Also make sure the receiver or the IR 
receiver cable sensor is in line of sight of the remote control.

How do I upgrade the firmware?
Follow the steps for both the transmitter and receiver. Updating the 
transmitter will take about five minutes and the receiver will take 
about one minute.

Prepare the firmware

1. 

On a PC, go to 

www.actiontec.com/mwtv3

. Browse to the support 

section and download the latest firmware.

2. 

Extract the zip file, and copy both MWTV3TX.img and install.img 

to the top directory of a USB flash drive.

Upgrade the devices

You must complete all steps for both the transmitter and receiver. 
Upgrade order does not matter.

1. 

Power off the MyWirelessTV 3 by unplugging the power cable.

2. 

Plug the USB flash drive into the USB port of the MyWirelessTV 3.

3. 

Press and hold the RESET button and keep holding it while you 

plug in the power cable on the MyWirelessTV 3 to turn it on. When 

the LINK LED starts to blink red, release the RESET button.

4. 

Once the LINK LED blinks orange, the upgrade is complete.

5. 

Remove the USB flash drive from the MyWirelessTV 3.

Warning: Do NOT power off the MyWirelessTV 3 or remove the USB flash drive 
during the firmware upgrade process.

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