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SBD-3

S.BUS Decoder

Channel Setting

Channel Setting

ESC connection example

ESC connection example

Servo connection example

Servo connection example  

Instruction Manual

If you want to change the output channel 

from CH3. The equipment by which a 

channel set is possible.

[Channel change device ]

 

CIU-2/3

 USB adapter 

(SBD-Link

 

software for setting

)

 

 

T6K, T10J, T12K, T14SG (V4.0-), FX-

22 (V4.0-)

*

SBD-Link

 software can be downloaded 

from the home page of your region's Futaba 

importer.
Refer to each manual for how to change. 

Follow the same procedure as for changing 

SBD-1. The SBD-1 has three connectors, 

each of which sets a CH. For SBD-3, 

change the CH with the Sx1 setting. 

1M23N37701

The SBD-3 is a converter 

for  using  conventional 

servo/ESC with the S.BUS 

system.

S.BUS/S.BUS2

S.BUS/S.BUS2

3CH

3CH

When an S.BUS servo was 

connected, that servo will 

operate as a conventional 

servo. However, it operates 

on the channel set at the 

servo connector of the SBD-3 

instead of the channel set at 

the servo itself.
O n l y  o n e  s e r v o  c a n  b e 

connected. 

S.BUS/S.BUS2

PWM CH3

Sx2

Sx1

Sx1

Sx3

The SBD-1 has three output 

ports. 

The output port of SBD-3 (this product) 

corresponds to Sx1 in the SBD-1 setting.
Change the channel of Sx1.

 

SBD-1

SBD-3

FUTABA CORPORATION 

Hobby Radio Control Business Center   Sales & Marketing Department

1080 Yabutsuka, Chosei-mura, Chosei-gun, Chiba-ken, 299-4395, Japan

TEL: +81-475-32-6051, FAX: +81-475-32-2915

©FUTABA CORPORATION     2021, 4 (1)

Thank you for purchasing the 

SBD-3. Before using your new 

SBD-3, please read this manual 

thoroughly and use the SBD-3 

properly and safely. After read-

ing this manual, store it in a safe 

place.

Appllcable systems

S.BUS/S.BUS2 receiver

Use : 

S.BUS / S.BUS2 to PWM 

converter

 

Length : 

238 mm (9.4 in)

 

Weight : 

4.7 g (0.17 oz)

Operating voltage :

 

DC3.7 V to 7.4 V 

(Acceptable: DC3.5 V to 8.4 V)

Precautions

Precautions

WARNING 

Failure to follow these safety precautions may 

result in severe injury to yourself and others.

In order to prevent any short circuits, 

please observe the polarity of all 

connections.

Ensure that the unit is connected 

properly to the receiver.  

If the connector is disconnected during 

flight, it becomes inoperable.

Ensure that the unit is mounted in an 

area that will eliminate exposure to 

fuel, water and vibration.

As with any electronic components, prop-

er precautions are urged to prolong the life 

and increase the performance of the unit. 

Allow a slight amount of slack in the 

unit cables and fasten them at a 

suitable location to prevent any damage 

from vibration during flight.

Used in a set of Futaba S.BUS / S.BUS2 

systems.
T o   e n s u r e   t h a t   t h e   S B D - 3   i s 

functioning as desired, please test 

accordingly.

Do not fly until inspection is complete.

When using analog servos, make 

sure  the  receiver  is  in  normal 

mode.

There is the danger of erroneous op-

eration or damage on the FASSTest 12ch 

mode / High-speed mode / S-FHSS.

 

Do  not  supply  receiver  power 

from the ESC. When using the 

receiver  power  supply  type  ESC, 

remove the red (+) cord of the 3ch 

wiring from the ESC so that the power 

is not supplied from the ESC.

Use a dedicated battery to power the 

receiver / servo.

D o   n o t   c o n n e c t   a n   S . B U S 

connector of the SBD-3 to other 

than an S.BUS  connection port.

There is the danger of erroneous op-

eration or damage.

D o   n o t   u s e   t h e   S B D - 3   w i t h 

anything other than an R/C model.

Futaba Corp. will not be responsible 

for damage caused by combination 

with other than Futaba Genuine parts.

SBD-3

SBD-3

 

Do  not  supply 

receiver power 

from the ESC. When 

using  the  receiver 

power  supply  type 

ESC, remove the red 

(+) cord of the 3ch 

wiring from the ESC 

so that the power is not supplied from the 

ESC.

Use a dedicated battery to power the receiver 

/ servo.

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