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2.3 Receiver Overview
2.3.1 Status Indicator
The status indicator is used to indicate the power and working status of the receiver.
• Off: The power is not connected.
• Lit in red: The receiver is on and working.
• Flashing quickly: The receiver is binding.
• Flashing slowly: The bound transmitter is off or signal is lost.
•
Three flashes and one off: The receiver is in firmware upgrade state.
VCC/BVD
NPC/6
NPD/5
CH4
CH3
CH2
CH1
S
+
-
Bind
Antenna
NPB/7
NPA/8
LED
S
+
-
VCC/BVD
Bind
CH4(NPA)
CH3(NPB)
CH2(NPC)
CH1(NPD)
Antenna
LED
FGr8B
FGr4B
For best signal quality，it is recommended to keep the receiver antenna up and away from metal when installing
the FGr8B or FGr4B receivers.
