Operation Manual
Thank you for your purchasing SANWA 2.4GHz Receiver “RX-491.”
This product manual explains correct uses, safe uses, and product notifications.
Please read the manual and follow steps and cautions before using.
If you read the manual, please keep it whenever you need to read.
670A02593A
●RX-491(
２
.
４ＧＨｚ
Spread spectrum transmission system receiver) is for compatible FH5 transmitter as M17.
Other AM/FM/2.4GHz transmitter cannot use.
●
To combine with devices compatible with SSL can be changed setting by transmitter CODE AUX function.
●Analog servos is not compatible with SUR , SSR, SHR mode.
You must use analog servos by
NOR mode. If using analog servos by SUR, SSR, SHR mode, the analog servos will be broken.
(Analog servos: Hyper ERG series, RS-995, SZ-165
T, SPEC series)
BL-RACER/BL-FORCE/BL-sport, F3300, F3000, F2200, SBL-01/02/03CR cannot work by SUR, SSR,
and SHR mode. You MUST use the ESC by NOR mode.
●2.4GHz frequency band is not only for Radio Control.
This frequency band is same as ISM (industrial,
scientific, and medical device) use. There are some possible of interfering by the other devices as
Microwave, wireless LAN, digital cordless phone, audio device, gaming device, and bluetooth device,
and VICS.
Also, amateur radio uses same frequency band. Please take care of interfering form
other devices. In case of interfering to the radio station, please stop to use and avoid the interfere.
●Please check safe use and limit to use devices are possible to
be interfered in RC circuit.
Also, please follow instructions by the facility manager.
●In case of running behind the building and steel towe
r, transmission function would be decline or
out of control. Please always operate in visible situation.
●If the 2.4GHz frequency band is saturated (too many transmitte
rs on at once), as a safety precaution,
it may not pair when turned on. Once the frequencies have be
en cleared, or the saturation level has
dropped, your transmitter and receiver should pair when turned on without any problems.
!
*Receiver condition can be checked by the LED condition
●
To combine with devices compatible with SSL can be changed setting by transmitter CODE AUX function.
●In case of using CODE
AUX, please change AUX TYPE is [NOR] to [CODE5 or CODE10] in System.
To choose CODE5 or CODE10 depends on device which is compatible with CODE5 or CODE10.
●About CODE
AUX, please refer SSL system explanation on our HP
. (
www.sanwa-denshi.com)
●Depending on the place receiver and antenna, reception distanc
e may be different.
●Do not antenna tip is outside antenna pipe because of antenna
protection.
Please put antenna in the pipe as right picture.
●MUS
T not hold antenna due to avoiding breaking of wire.
Do not pull off antenna. It will be caused failure inside receiver.
●Please place antenna as high as possible in your model.
●Do not cut o
ff and bundle antenna due to avoiding to decline receiver sensitivity.
●Stand antenna verticall
y. Please place receiver apart from motor and
FET
Speed Controller (include leads).
LED condition indicator
Receiving RF Signal
Blue
Binding Operation
No connection
Battery Fail Safe Mode
Flashing Red
No connection after
Battery Fail Safe
CH4 : 4ch
SSL/BAT
：
BIND/SSL Port
*BIND/SSL port must connect with BIND plug,
Receiver battery, and compatible devices with SSL
CH3 : 3ch
CH2 :
Throttle (FE
T Electric Speed Controller)
CH1 : Steering
BIND Plug
LED
Antenna
NAME OF PARTS, LED CONDITION INDICATOR, AND ANTENNA CONDITION
PRECAUTIONS AND WARNINGS
None
Blue Flash Slow
Blue Flash Fast
Flashing
Blue and Red
Antenna Pipe
Antenna
SSL SYSTEM
2.4GHz Radio Control System
Sanwa Electronic Instrument Co., Ltd