TYT TH-UV8000E User Manual page 27

Trouble shooting guide
Troubles
No Electrical Source
The operating time becomes short, even
the battery is fully charged.
Not able to communicate with the
transceivers of the same group.
The voice of another group can be heard.
Other radios can not receive the TX
signals or receive signals in a low
volume.
Noise is always heard.
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Solution
The battery has been exhausted.
Replace or recharge the battery.
The battery is installed incorrectly.
Remove it and install again.
Replace the battery.
Confirm the QT/DQT is the same.
The distance is outside of range.
Change all QT/DQT of the group.
Switch the volume knob to the highest
level
The microphone may be damaged,
send it to the local dealer for check.
The distance is outside of range.
Turn on the radio in nearer range and
try again.
Specifications
General
136-174MHz/220-260MHz
Frequency range 220-260MHz/400-520MHz
136-174MHz/400-520MHz
*2.5PPm
Frequency Stability
Operating voltage DC 7.2V (Rechargeable Li-ion battery)
Channel No 128*2
Antenna High gain antenna
Antenna impedance 50Ω
Mode of operation Simplex or semi-duplex
Battery capacity 3600mAh
Receiver
RF Sensitivity -122dBm (12dB SINAD)
Audio power >0.5W
Audio distortion <10%
*85dB
Blocking
*60dB
Intermediation
*65dB
Selectivity
*65dB
Spurious rejection
*55dB
*60dB
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