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Replacement Transmitter Antenna Assembly

Manual for the DX6i

NOTICE

All instructions, warranties and other collateral documents are subject to change 

at the sole discretion of Horizon Hobby, Inc. For up-to-date product literature, 

visit http://www.horizonhobby.com and click on the support tab for this product.

 WARNING: READ AND FOLLOW ALL INSTRUCTIONS

This manual contains instructions for safely replacing a transmitter antenna. This 

replacement antenna is a key component in a sophisticated hobby product. The 

instructions require basic technical knowledge and mechanical skill. The replace-

ment should not be attempted by children or beginner hobbyists. 
Do not attempt disassembly, use with incompatible components, or augment 

the product in any way, outside of these instructions. Failure to follow each in-

struction and precaution could result in a break of signal transmission, which will 

ultimately lead to damage to the product, property and/or personal injury.
Read ALL instructions. If after reading these instructions you are not confident 

in your ability to replace the antenna, send the antenna and transmitter to the 

appropriate Horizon Service Center where this procedure can be performed by 

an authorized service technician free of charge, or contact a distributor in your 

country of service. 
To obtain free repair service for your Replacement Transmitter Antenna Assem-
bly please contact Horizon Hobby Product Support.

Note: If it is decided to submit the unit for antenna replacement, Horizon will 

pay the costs of return shipping and labor associated with the replacement 

of the antenna. However the cost to repair any OTHER damage done to the 

product may be the responsibility of the customer, to be determined at the sole 
discretion of Horizon Hobby, Inc. 

INTRODUCTION

The following instructions are for replacing the antenna in a DX6i. Read them 
completely before beginning to replace your antenna.

Items Needed:  
• New antenna assembly (SPM6830)  

 

•  Medium Phillips head screwdriver

 CAUTION: Never turn the radio on when the antenna is not attached to the 

module. Powering up the transmitter without the antenna attached can damage 

the transmitter.

STEP 1

With the transmitter power switch in the “Off” position, remove the battery door 
and the batteries from the transmitter.

STEP 2

Place the radio face down on a cushioned surface to protect it from being dam-
aged.
Using a Phillips screwdriver, remove the 6 screws holding the transmitter case 
together. All removed screws should be placed in a designated area where 
they  
will not be lost and should be placed in a manner that will allow for ordered 
reinsertion.

 

           

STEP 3

Carefully remove the back case half disconnecting the wire harness connectors 
from the encoder board in the front case. 
 

NOTICE:

  Observe the location of each plug being removed. Reinserting the 

plugs incorrectly will result in damage to the radio.

STEP 4

With the wire harness connectors separated from the encoder board, lay the 

back case half aside.

STEP 5

Carefully grasp the antenna wire near the connection point to the RF board and 
pull up while wiggling slightly. The antenna should disconnect easily. 

Horizon Service Center

4105 Fieldstone Road  
Champaign, IL 61822 USA

877-504-0233
Online Repairs visit
www.horizonhobby.com/repairs/ 

Horizon Product 
Support

4105 Fieldstone Road  
Champaign, IL 61822 USA

877-504-0233
[email protected]

Horizon Hobby Limited

Units 1-4 Ployters Rd  
Staple Tye 
Harlow, Essex 
CM18 7NS
United Kingdom

+44 (0) 1279 641 097

[email protected]

Horizon Technischer 
Service

Hamburger Str. 10
25335 Elmshorn 
Germany

+49 4121 46199 66

[email protected]

Horizon Hobby SAS

14 Rue Gustave Eiffel
Zone d’Activité du Réveil Matin
91230 Montgeron

+33 (0) 1 60 47 44 70
[email protected]

WWW.SPEKTRUMRC.COM

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