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RS1, RS2, RS3 OFF or
Show the running horse
lights
No connection
7.2.4 Indicator Instruction of V40 Receiver
Indicator
Status
Define
SBUS light
OFF
SBUS1&SBUS2: there is no
signal transmission
One flash at a time
SBUS1: there is signal
transmission
Two flashes at a time
SBUS2: there is signal
transmission
Continuously ON/Slow
flashing
SBUS1&SBUS2: there is signal
transmission for both SBUS.
COM Light
OFF
Serial port module to be started
or failed
Continuously ON
Serial port module is working
normally
HDMI Light
OFF
HDMI port without video source
input
Continuously ON
HDMI port with video source
input
WORK Light
OFF
System self-check or system
failure
Continuously ON
The system self-check is normal
and able to work
RXD Light
Flashing
The receiver with data
reception
TXD Light
Flashing
The receiver with data
transmitting
S1&S2&S3 ON
Strong signal
S1 OFF, S2&S3 ON
Moderate signal
S1&S2 OFF, S3 flashing
Weak signal