Fly Sky FS-IT4 Instruction Manual page 41

18.03:
alarm function description
声音报警
1，发射机电量不足,电压低于3.75V时,系统发出慢的警报声响。
2，接收机电量不足,低于设定的报警电压时,系统发出"叭，叭"声响。
3，误码率超过60%时,系统发出"嘟，嘟"声响。
4，计时到达时,系统发出闹铃"Bi，Bi，Bi，Bi"声响三次。
5，自动关机报警时，系统发出"嘟，嘟，嘟"的声响。
6，发射机电量严重不足,电压低于3.7V时,系统发出快的警报声响,当电压低于3.65V时,发射机将自动关机。
Audible alarm
1. When the transmitter battery is low and the voltage is lower than 3.75 V, the system will make alarm which
sounds slowly.
2. If the voltage is lower than setting data due to low battery of receiver, the system will make a sound "Ba,Ba".
3. When the error rate is more than 60%, the system will make a sound "Du,Du".
4, When the timer goes off, the system will make a sound ''Bi, Bi, Bi, Bi'" thrice.
5. Before the transmitter is turned off automatically , the system will make a
sound "Du Du Du".
6. When the transmitter's battery voltage is lower than 3.7 V, the system will make alarm which sounds quickly.
When the voltage is lower than 3.65 V, the transmitter will be turned off automatically.
LED报警
LED报警与声音报警功能同步，但关闭声音报警，LED报警不会关闭。有以下几种情况：
1,LED常亮：各项功能状态正常。
2,LED慢闪：
发射机电量不足
3,LED快闪：
发射机电量严重不足
误码率超过60%
接收机电量不足
自动关机报警
4,LED不亮：关机状态。
LED indicator alarm：
LED indicator alarm function
turning off the audible alarm. Please check as follows:
1.The LED remains on: all functions are normal
2.The LED flashes slowly: the transmitter battery is low.
3.The LED flashes quickly:
The battery of the transmitter is very low.
Error rate is more than 60%
The battery of receive is low
the transmitter will turn itself off soon
4.LED indicator is off: power off
40
报警功能说明
synchronizes with audible alarm function. It has no effect on LED indicator after
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