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25
OFF
V21: the module without data
receiving
V30: Indicator OFF
Signal strength
indicator
RS1, RS2, RS3
RS1,RS2,RS3 ON
Strong signal
RS1, RS2 ON, RS3 OFF
Moderate signal
RS1 ON, RS2, RS3 OFF
Weak signal
RS1,RS2,RS3 OFF or
Show the running horse
lights
No connection
PWR power
indicator
flicker
Firmware upgrading status in
configuration mode
Flicker, with a continuous
short sound of the buzzer
Low power alarm
On
The radio is on, in normal
working condition.
Off
The radio is off, in the condition
of power off.
25% flicker, other 3 Off
Less than 25% power capacity
25% ON, other 3 Off
Power capacity between
25%
~
50%
25%, 50% ON, other 2 Off
Power capacity between
50%
~
75%
25%, 50%, 75% ON
,
100% OFF
Power capacity between
75%
~
100%
25%, 50%, 75%, 100% ON
Full capacity 100%
4 lights flicker and the
buzzer with continuous
short sound
High temperature protection
condition
Indicator light shows normal, buzzer with
continuous short sound
Remote controller idle alarm
7.2.2 Indicator Instruction of V21 Receiver
Indicator
Status
Define
TXD
Flashing
There is data transmitting