Prepare Your Model; Turning On Your Model; Before Operating Your Model - Traxxas TRX-4 Assembly Manual

QUICK START GUIDE
The following guide is an overview of the procedures for getting your
model running. The complete manual for your model can be viewed
and downloaded by following the link on the cover of this manual or
by scanning the QR code. Please read this entire manual for complete
instructions on the proper use and maintenance of your model.
Read the Safety Precautions
For your own safety, understand where carelessness and misuse could
lead to personal injury and product damage.

Prepare Your Model

Selecting a charger and batteries for your model
Your model does not include a battery or charger. The speed control in
the model is compatible with both LiPo and NiMH batteries. One NiMH
or 2s LiPo battery equipped with a Traxxas High-Current Connector is
required. Traxxas Power Cell iD batteries are strongly recommended
for maximum performance and safer charging. The following chart
lists all the available Power Cell batteries for your model:
LiPo Batteries with iD
2849X 4000mAh 11.1V 3-Cell 25C LiPo Battery
2872X
5000mAh 11.1V 3-Cell 25C LiPo Battery
2843X 5800mAh 7.4V 2-Cell 25C LiPo Battery
2869X
7600mAh 7.4V 2-Cell 25C LiPo Battery
NiMH Batteries with iD
2923X Battery, Power Cell, 3000mAh (NiMH, 7-C flat, 8.4V)
2940X Battery, Series 3 Power Cell, 3300mAh (NiMH, 7-C flat, 8.4V)
2950X
Battery, Series 4 Power Cell, 4200mAh (NiMH, 7-C flat, 8.4V)
2960X Battery, Series 5 Power Cell, 5000mAh (NiMH, 7-C flat, 8.4V)
WARNING: FIRE HAZARD!
Users of Lithium Polymer (LiPo) batteries must read the
Warnings and Precautions beginning on page 2. You
MUST use a LiPo charger for LiPo batteries or battery damage
with the potential for fire will result.
Make certain you choose the correct type of charger for the batteries
you select. Traxxas recommends you choose a genuine Traxxas
EZ-Peak iD charger for safer charging and maximum battery life and
performance.
Part NiMH
Charger No. Compatible
EZ-Peak Plus, 4-amp 2970
EZ-Peak Live, 8-amp 2971
EZ-Peak Dual, 8-amp 2972
Install batteries in the transmitter
The transmitter requires 4 AA alkaline
or rechargeable batteries.
LiPo Battery Max.
Compatible iD Cells
YES YES YES
YES YES YES
YES YES YES
Install battery packs in the model
Install the battery pack with the battery
wires facing the rear of the model. Swing
the battery hold down towards the
chassis and snap (lock) the end into the
front hold-down retainer.
Note: The battery hold down can be
rotated on its pivot to accommodate
different height battery packs.
Compatible batteries:
• 6- and 7-cell NiMH • 2- and 3-cell LiPo
ATTENTION: USERS OF NiMH BATTERIES
Your model comes from the factory with Low-Voltage Detection
activated. Low-Voltage Detection is only for use with LiPo batteries. To
disable Low-Voltage Detection, refer to the EZ-Set Tips card attached
to your model, or see the "Electronic Speed Control Adjustments"
section of this guide.

Turning on Your Model

Turn on the transmitter
Always turn the transmitter on first, before turning on the model.
The transmitter's LED will glow.
Plug the battery into the speed control
Align the + and – markings. Make certain the battery plug is
completely inserted.
Turn on the model
Press and release the EZ-Set button on the speed control. Do not hold
the button down. The speed control's LED will glow.
1
Always turn your
transmitter on first.

Before Operating Your Model

3s
Check servo operation
4s
Confirm the model's wheels turn right and left when the transmitter
steering wheel is turned right and left. The front wheels should be
3s
pointing straight ahead. If they are turned slightly, slowly adjust the
steering trim control on the transmitter until they are pointing straight
ahead.
Range test the radio system
With a friend's help, check servo operation at the farthest distance you
plan to drive the model and confirm that there is no radio interference.
2 3
Plug in the battery. Turn on the model.
TRAXXAS TRX-4 • 45