Caution, Warning, Receiver installation – Futaba 4GRS User Manual
Page 32: Receiver terminology, Befo re usi ng, R304sb
WARNING
Caution
Antenna
tube
Antenna
Coaxial
cable
R304SB
32
B
efo
re
Usi
ng
Always use R304SB,R304SB-E under the following conditions:
Battery :Power requirement Rated voltage 4.8~7.4V (dry cell battery cannot be used)
Matched to the ratings of the receiver and connected servo.
RX MODE :"T-FHSS(HIGH)" or "T-FHSS(NORM)"
Transmitter mode-"T-FHSS(HIGH)" mode
:Futaba digital servo
Transmitter mode-"T-FHSS(NORM)" mode
:Futaba all servo
Under other conditions, the set will not operate, or the specified performance will not be displayed even if it operates. In
addition, it may cause trouble with servos and other equipment. Futaba will not be responsible for damage, etc. caused
by combination with the products of other companies.
Receiver Installation
Install the R304SB receiver on the car as follows:
The operating range may reduced, depcompleted on where the receiver and the antenna
are mounted.
Do not cut or bundle the receiver antenna wire.
Do not bend the coaxial cable. It causes damage.
Install the antenna in the highest position possible as shown in the
figure.
Put the antenna in the antenna tube to protect it.
Keep the antenna as far away from the motor, ESC and other noise
sources as you possibly can.
Wrap the receiver with something soft, such as foam rubber, to
avoid vibration. If there is a chance of getting wet, put the receiver in
a waterproof bag or balloon.
Transmitter mode setting
Set the transmitter to the "T-FHSS(HIGH)" mode or "T-FHSS(NORM)" mode.
Note:
Only digital servos (including BLS Series Brushless servos) can be used in the T-FHSS(HIGH) mode.
Receiver Terminology
Antenna
Coaxial cable
Link switch/LED
Connectors
4
:CH4 servo(CH4)
3
:CH3 servo(CH3)
2
:Throttle servo(CH2)
1
:Steering servo(CH1)
S.BUS2 :Power /S.BUS2 connector
The receiver power supply can be connected
to the S-BUS2 connector or any of CH1-4.
*R304SB-E(for EP Car) has built-in antenna.
R304SB