StarTech ST121WHDSR Manuel D’Utilisation

This equipment has been tested and found to comply with the limits for a Class B device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful 

interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful 

interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television 

reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
•  Reorient or relocate the receiving antenna.

•  Increase the separation between the equipment and receiver.

•  Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

•  Consult the dealer or an experienced radio/TV technician for help

 

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any 

interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by StarTech.com could void the user’s authority to operate the 

equipment.

This manual may make reference to trademarks, registered trademarks, and other protected names and/or symbols of third-party companies not related in any way to  

StarTech.com.  Where they occur these references are for illustrative purposes only and do not represent an endorsement of a product or service by StarTech.com, or an endorsement of the product(s) 

to which this manual applies by the third-party company in question.  Regardless of any direct acknowledgement elsewhere in the body of this document, StarTech.com hereby acknowledges that all 

trademarks, registered trademarks, service marks, and other protected names and/or symbols contained in this manual and related documents are the property of their respective holders.

StarTech.com’s lifetime technical support is an integral part of our commitment to provide industry-leading solutions.  If you ever need help with your product, visit www.startech.com/support and 

access our comprehensive selection of online tools, documentation, and downloads. 

For the latest drivers/software, please visit www.startech.com/downloads

This product is backed by a two year warranty.  

StarTech.com warrants its products against defects in materials and workmanship for the periods noted, following the initial date of purchase. During this period, the products may be returned for 

repair, or replacement with equivalent products at our discretion. The warranty covers parts and labor costs only. StarTech.com does not warrant its products from defects or damages arising from 

misuse, abuse, alteration, or normal wear and tear.

In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their officers, directors, employees or agents) for any damages (whether direct or indirect, special, punitive, incidental, 

consequential, or otherwise), loss of profits, loss of business, or any pecuniary loss, arising out of or related to the use of the product exceed the actual price paid for the product.  Some states do not 

allow the exclusion or limitation of incidental or consequential damages. If such laws apply, the limitations or exclusions contained in this statement may not apply to you.

2.  Connect the included USB cable to the Power port (Micro-USB)  

on the transmitter and to a nearby USB power source. If you’re 

using the included power adapter, connect the power adapter 

to an AC power outlet and connect the USB cable to the power 

outlet. 

3.   Connect an HDMI cable (not included) to the HDMI Out port on 

the receiver and to the HDMI video input port on your display. 

4.  Connect the included USB cable to the Power port (Micro-USB) 

on the receiver and to a nearby USB power source. If you’re using 

the included power adapter, connect the power adapter to an AC 

power outlet and connect the USB cable to the power outlet.

5. Power up your local video source.

6. Power up your remote display.

LED indicators

The transmitter and receiver each have two LED indicators that light 

up to notify you of the video status. Please review the table below to 

interpret the LED activity. 

Off

The transmitter or receiver is powered off or 

in sleep mode.

Slow 

blinking

Transmitter and receiver are establishing 

connection.

Fast 

blinking

Transmitter and receiver are connected.

Off

The transmitter or receiver does not have 

power connected.

Solid on

The transmitter or receiver is connected to 

an active power connection.

Function button

The function buttons, located on the transmitter and receiver, can be 

used to perform various tasks. Please review the table below to see 

what tasks can be performed, and how to perform them.

Takes the transmitter 

or receiver out of sleep 

mode.

Press and release the 

Function button.

Restores the 

transmitter or receiver 

to original settings.

Press and hold the Function 

button for 10 seconds.

Notes:

•  Sleep status occurs if the transmitter or receiver fails to establish a 

connection after several minutes of attempting.

•  The factory default function can be performed as a 

troubleshooting step, if your transmitter and receiver are both 

powered on and not establishing a connecting.

   

   

    This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled 

environment . .This equipment should be installed and operated with  minimum distance 20cm between the radiator& your body.     

This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.