3
Temperature Alarm
1
）
Fan is not working
；
2
）
Antenna doesn't match transmitter, the SWR
value is too high, thus temperature rises up.
3
）
The fan holes are jammed.
4
SWR value is too high
1
）
Antenna not well connected.
2
）
SWR value is too high because antenna doesn’t
match transmitter
3) There are too many reflecting objects close to
antenna.
5
Short transmitting
distance
1
）
High loss of feeder cable.
2
）
Poor broadcasting environment.
3
）
Output power is low.
4
）
Antenna is not placed high enough.
5
）
Antenna and transmitter doesn’t match.
6
）
Radio receiver has low sensitivity.
6
No power output
1) RF output power needs to be adjust higher
2) Transmitter is powered OFF.
7
No audio output
1
）
Transmitter line-in volume is too low.
2
）
Line-in audio signal is abnormal.
8
No microphone output
1
）
Microphone is not working well.
2
）
Microphone volume is too low.
3
）
Microphone is dynamic type.
4
）
Microphone is not well plugged.
9
Poor sound quality
1
）
Microphone quality is low.
2
）
Audio source quality is low.
3
）
Antenna is not well assembled and connected.
4
）
Audio signal or transmitter line-in volume is
not adjusted well.
