Spektrum DX3S Guide

DX3S Rolling Selector Replacement Instructions
Tools Needed:
1. Hobby knife
2. Phillips screwdriver
Remove the two grips and battery door.1.
Carefully remove the top label and LCD cover2.
being careful not to scratch the LCD.
Remove 9 case screws.3.
Note: One screw is behind the bottom label.
Top label
(removed)
LCD
cover
Be sure the broken
pin is removed.
4. Separate case halves, being careful with
antenna and wiring. Set back half of case aside.
7. Install new rolling selector.
5. Carefully pull out rolling selector circuit board.
6. Remove broken rolling selector and pin
inside the wheel encoder.

Be sure small
button is in place.
10. Test that rolling selector is operating properly.
If not, adjust roller board in tracks.
8. Replace rolling selector circuit board. Be sure the
board aligns with the tracks in the case. Also, be
sure the small black button is still in place.
11. Install case screws, rubber grips and battery
door. Check the LCD to be sure it is clean
and free of dust. Carefully replace the labels.
An extra LCD cover and top decal are
included in the kit in case they are needed.
For US Customers, please contact:
Horizon Hobby, Inc.
4105 Fieldstone Road
Champaign, IL 61822
Please call 1-877-504-0233
or email us at
[e-mail]
9. Reattach case back. Be sure the circuit boards
are properly installed, and wires are properly
routed. If not, power wires may get trapped over
screw hole in handle and can be damaged when
screw is installed. 12. Rolling selector replacement is complete.
Printed 5/09 15825
Leaders in Spread Spectrum Technology
©2009 DSM and DSM2 are trademarks or registered trademarks of Horizon Hobby, Inc. Spektrum is used with permission of Bachmann Industries, Inc.
Spektrum radios and accessories are exclusively available from Horizon Hobby, Inc. 4105 Fieldstone Road, Champaign, IL 61822 This product is not intended for use by children without direct adult supervision.
For our European Union customers, please contact one of the following locations:
Horizon Hobby UK
Units 1-4 Ployters Rd
Staple Tye, Harlow
Essex CM18 7NS
United Kingdom
Please call [phone]
or e-mail us at
[e-mail]
Horizon Technischer Service
Hamburger Str. 10
25335 Elmshorn
Germany
Please call [phone]
or e-mail us at
[e-mail]
If you have questions about these procedures, please contact the Spektrum Service Center nearest to you for assistance.