3 swashplate servos rx a not used rx b esc signal output rx c rx signal input rx 1 not used rx 2. As long as you are careful about polarity.

Steps 32 33 Wiring Esc And Velcro Trex500 Helicopter Project
Futaba r617fs wiring diagram. This is the futaba r617fs 24ghz fasst 7 channel park flyer to giant scale aircraft receiver. The image below shows the wiring diagram for my trex500 with a futaba r617fs 7channel receiver and a jr g7703d gyro. The main purpose of the photo demonstrates how the antenna should be placed. Receiver overview linking fasst receiver to futaba 14sg linking fasstest receiver to futaba 14sg r7008sb modes. The two antennas should be placed at 90 degrees to each other. I am a complete vbar newb and cant figure out which wiring diagram in the manual i should be using.
In futaba hitec and jr radio servos the servo and battery connections have the same polarity and signal wiring although the connectors are slightly different. Pay attention when connecting the usb wire. For futaba hitec and jr radio the servo and battery connections have the right polarity and signal wires although the connectors are physically different. It looks like the fasst setup in the manual is for the sbus type receivers but again this is a rookie. You can mix futaba servos with an airtronics receiver mix hitec jr servos with a futaba receiver etc. Im using an r617fs rx with the mini vbar.
Graupner hott and futaba s bus as well as multiplex m link. Rd tail rotor servo ch1. Do not short circuit the connector for the control panelbluetooth module. On page 20 of the manual it shows two options for placing the esc. Wiring your mini vbar. High sensitivity receiver weighs only 25oz 7g without case yet is a full range system for all aircraft from giant scale to park flyer applications no need to buy separate receiver for.
1m23n21301 futaba corporation 2008 03 1 r617fs 7 channel receiver of fasst system futaba r617fs 7 channel receiver of fasst system is packed in this set. I went with option 2 placing the esc on the side of the frame. You can mix futaba servos with an airtronics receiver mix hitec jr servos with a futaba receiver etc. Somewhere along the line the wiring didnt become compatible. Click on the diagram to go full screen step 32 esc placement. I think i should be using the wiring diagram for the standard receiver but im not sure.