The radio cannot be
turned on.
The batteries may be installed
improperly.
Remove and reattach the batteries.
The battery power may run out.
The batteries may suffer from poor
contact caused by dirtied or
damaged battery contacts.
Clean the battery contacts or replace the batteries.
During receiving, the
voice is weak,
discontinuous or
totally inactive.
The battery voltage may be low.
The volume level may be low.
The speaker may be blocked.
Clean the surface of the speaker.
You cannot
communicate with
other members.
The channel may be inconsistent
with that of other members.
Set your channel to the same as those of other
members.
You may be too far away from
other members.
Move towards other members.
You hear unknown
voices or noise.
You may be interrupted by radios
using the same channel.
You are unable to
hear anyone because
of too much noise and
hiss.
You may be too far away from
other members.
Move towards other members.
You may locate in an unfavorable
position. For example, your
communication may be blocked by
high buildings or frustrated in the
underground areas.
Move to an open and flat area, restart the radio, and
try contacting again.
It could be the result of external
disturbance (such as
electromagnetic interference).
Stay away from equipment that may cause
interference.