Table Of Contents; Introduction - JR Racing XR3i Quick Start Setup

4680 JR XR3i manual 7/17/02

Table of Contents

Introduction . . . . . . . . . . . . . . . . . . . . . 2
XR3i Quick Start Setup . . . . . . . . . . . 3
Direct Trim Access . . . . . . . . . . . . . . 4
Servo Trim Adjustment . . . . . . . . . 4
System Features . . . . . . . . . . . . . . . . . 5
Transmitter . . . . . . . . . . . . . . . . . . . 5
Receiver . . . . . . . . . . . . . . . . . . . . . . 5
Servos . . . . . . . . . . . . . . . . . . . . . . . 5
System Specifications . . . . . . . . . . . 6
Components . . . . . . . . . . . . . . . . . . 6
Transmitter . . . . . . . . . . . . . . . . . . . 6
Receiver . . . . . . . . . . . . . . . . . . . . . . 6
Servos . . . . . . . . . . . . . . . . . . . . . . . 6
Control Identification
and Location . . . . . . . . . . . . . . . . . . . . 7
R/C Safety Precautions . . . . . . . . . . . 8
Steering Tension Adjustment . . . . . 9
Charging Jack . . . . . . . . . . . . . . . . . . 9
Receiver/Servo Connections
and Installation . . . . . . . . . . . . . . . . . 10
Operating Your Model . . . . . . . . . . 11
Servo Layout . . . . . . . . . . . . . . . . . . 11
Key Input and Display . . . . . . . . . . . 11
Display Screens . . . . . . . . . . . . . . . . 12
Normal Display . . . . . . . . . . . . . . 12
Up-Timer . . . . . . . . . . . . . . . . . . . _?
Low-Battery . . . . . . . . . . . . . . . . . 12
Lithium Battery . . . . . . . . . . . . . . . 12
Memory Backup . . . . . . . . . . . . . 12
Accessing the System Mode . . . . 13

Introduction

Thank you for purchasing the XR3i 3-channel radio system.
This system has been designed to provide R/C racers with a
high quality, user-friendly radio system that can be relied
upon year after year, race after race. The XR3i's grip dial
accessible auxiliary third channel is ideal for use as a
mixture channel in gas boats or as a transmission shifter for
vehicles such as the Traxxas
you carefully read this manual before attempting to operate
your XR3i system.
For your convenience, a blank data sheet has been included
in the back of this manual. Once you have input all the
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® T-Maxx. It is important that
Model Select . . . . . . . . . . . . . . . . 14
Model Name Entry . . . . . . . . . . . 14
Frame Rate Select . . . . . . . . . . . . 15
Auxiliary Channel
3 Function Select . . . . . . . . . . . . . 16
Grip Button C Function Select
Data Reset . . . . . . . . . . . . . . . . . . . 19
Copy Model Data . . . . . . . . . . . . 20
Accessing the Function Mode . . . 21
Throttle Deadband . . . . . . . . . . . . 22
Exponential . . . . . . . . . . . . . . . . . . 23
End-Point Adjustment . . . . . . . . 24
Programmable Mixing . . . . . . . . 26
Lap-Timer . . . . . . . . . . . . . . . . . . . 27
Sub-Trim . . . . . . . . . . . . . . . . . . . 28
Servo Reversing . . . . . . . . . . . . . 29
Accessing the Direct Trim Mode
Steering Trim . . . . . . . . . . . . . . . . 31
Throttle Trim . . . . . . . . . . . . . . . . . 32
Grip Lever B: Steering Dual-Rate
Trim Adjustment STG . . . . . . . . . 33
Grip Lever A: Brake Endpoint
Adjustment BRK . . . . . . . . . . . . . 34
Auxiliary Channel 3 Access . . . . 35
XR3i Data Sheets . . . . . . . . . . . . . . . 36
Frequency Chart . . . . . . . . . . . . . . . 38
Warranty and Service Information 39
necessary data for a particular model into your transmitter,
we strongly recommend that you immediately write that
information down on the data sheet provided. This will
insure that in the rare case of a memory failure, you will not
lose the models' setup data.
For those who would like to get out to the track quickly
with just the basic radio setup, please refer to the Quick Start
section that follows.
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