Technical information
Other (not 
from group 
members) 
sound heard 
in channels. 
z  Change the frequency 
z  Please change your 
CTCSS/DCS NO. And it has to 
change all signal sound of the 
group transceivers. 
The battery 
used out soon 
after 
recharged. 
z  The use-life of the battery is 
over, please change new battery. 
z  If the battery has been 
completely charged 
People 
receive your 
Voice is low 
or broken 
Check if the MIC hole is jammed 
Water inlet 
z  Take out the battery at once 
when water inlet and dump the 
water, put it in a draft to dry it. 
Make sure to send it to 
maintenance station in a short 
time. 
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