User Manual
X-4S MANUAL
Contents
Before use-------------------------------------------------------
• Support and Service-----------------------------------------------
- Customer Support------------------------------------------------------------
- Internet sales site -----------------------------------------------------
- A/S support & Warranty information ------------------------------------------------------
- OPENHOBBY A/S SUPPORT AND SERVICE CENTER -------------
• Box Contents-----------------------------------------------------------------
• Safety Warning Notes-----------------------------------------------------------
• System Features-----------------------------------------------------------------
• Specification-------------------------------------------------------------------
• Product Description--------------------------------------------------------------
• HoTT
• Operation
• Receiver installation
• Steering & Trigger tension adjustment
• Steering wheel position adjustment
• Trigger Angle Adjustment
• Installation for left-handed users
• Binding and Range test
• Control Switch Functions-------------------------------------------------------------------P7
• Fail Safe mode Configuration -------------------------------------------------------------------------
• Trigger and Steering Calibration ------------------------------------------------------
• LED and Buzzer Indication------------------------------------------------------------------------
• Receiver port Description
• Smart Box (Configuration by Telemetry)
• Safety
BEFORE USE
Thank you for purchasing Graupner/SJ X-4S HoTT 2.4GHz Radio System. This system is extremely
versatile and may be used by beginners and pros alike. In order for you to make the best use of your
system, please read this manual carefully. If you have any difficulties while using your system,
please consult the manual, our online Frequently Asked Questions (on the web pages referenced
below), your hobby dealer, or the Graupner/SJ Service Center. Due to unforeseen changes in
production procedures, the information contained in this manual is subject to change without notice.
SUPPORT AND SERVICE
• Customer support
We are happy to assist you with any question by e-mail or phone, Customer service hours are 9 AM
to 5 PM (Pacific Standard Time) during the workweek, Monday through Friday. E-mailed questions will
be answered as soon as possible.
• Internet sales site
Please visit us at www.openhobbby.com
, for more information
• A/S support
During the warranty period, we can repair this product at no cost for products that have become
faulty under normal operating conditions. For non-functional products that are past the expiration date
of the warranty or have been improperly used, we would be happy to repair this product for an
appropriate amount of cost to the consumer
• Warranty information










