User Manual

EN
3
Spektrum SRXL2
The SPM4650C uses the SRXL V2 communication protocol to connect to  ight
controllers. It is not compatible with remote receiver protocol.
For more information on Spektrum radio control system visit:
http://www.spektrumrc.com
Installation Instructions
1. Connect the receiver to your  ight controller as shown in the diagram below.
2. Install the active portion of the antennas (the exposed section at the end of
the antenna wire) as far as possible from metal, carbon  ber, and wiring.
WARNING: Do not kink, cut or damage the antenna wire. The
antenna is made of a coaxial wire; if the outer sheath becomes
damaged, the receiver will not work properly.
Binding
The SPM4650C requires a 3.3V – 8.4V volt power supply from the  ight controller.
1. Press and hold the bind button on the receiver.
2. Power on the Aircraft. The orange LED will begin  ashing.
3. Put the transmitter into bind mode. The LED on the receiver will light solid
when the transmitter and receiver are bound.
Alternatively the SPM4650C receiver may be put into bind mode through the
 ight controller interface.
Orange LED
Bind Button
Active portion of antennas
Connector
SPM4650C
Type SRXL V2 DSMX Serial Receiver
Dimensions (L × W × H) 17mm x 13mm x 5mm
Antenna Length 100mm
Weight 1.4g
Band 2404 MHz – 2476 MHz
Voltage Range 3.3V – 8.4V
Replacement Antenna SPM4648ANT
Connector from fl ight controller