2
/
6
4
．
Device
Status
&
LED
indicator
4.1
Standby
mode(RX)
：
The
“In
‐
use”
LED
off,
all
of
the
TX
function
are
OFF.
4.2
Inquiry
to
“Transmit”
&
connecting
status:
The
“In
‐
use”
LED
is
blinking
each
0.2
second.
4.3
“Transmit
ON”
status:
After
connecting
success,
The
“In
‐
use”
LED
ON,
it
will
transmit
out
the
microphone
voice
signal.
5
．
Device
Inquiry
to
“Transmit”
5.1
At
standby
status,
press
“TX
Inquiry”
button
to
transmit
the
inquiry
code,
it
is
in
connecting
status
&
wait
RX
to
release
the
TX
command.
5.2
When
device
receive
the
RX
released
code,
it
will
go
to
the
“Transmit
ON”
mode
&
transmit
out
the
microphone
voice
signal.
5.3
When
device
wait
6
seconds
&
doesn’t
receive
the
released
code
from
RX,
it
will
re
‐
send
the
inquiry
code
again,
it
will
repeat
this
function
3
times,
then
go
to
the
“standby”
mode
if
doesn’t
receive
the
released
code
from
RX.
5.4
When
RX
received
the
inquiry
code
from
TX,
RX
will
transmit
the
“released
code”
to
TX
&
go
to
the
connecting
mode.
6.
Charging
&
Low
Battery
Indicator
6.1
In
low
battery
mode,
the
“Charging”
Red
LED
will
be
blinking
each
3
seconds,
the
LCD
display
“empty”
icon
will
be
blinking
also.
6.2
After
connect
the
external
charger
from
USB
jack
or
drop
into
the
charging
device,
the
“CHARGE”
LED
will
on,
the
LCD
display
“Battery
Level”
icon
will
be
blinking.
If
at
“Transmit
ON”
mode,
the
device
will
turn
off
the
“Transmit”
function
automatically.
If
at
power
off
mode,
the
LCD
will
display
the
“Battery
Level”
only.
[Charging
at
power
ON]
[Charging
at
power
OFF]
6.3
Charging
finished:
After
battery
charge
fully,
the
LED
indicator
will
change
from
“Red”
to
“Green”.
7.
LCD
Back
Light
Press
any
button
will
turn
on
the
back
light
indicator,
it
will
be
“OFF”
if
8
seconds
don’t
press
any
button.
8.
Battery
Saving
Function
At
standby
mode,
if
device
doesn’t
receive
any
signal,
it
will
go
to
the
“Battery
Save”
mode,
it
will
shut
down
&
wake
up
every
500ms.
9.
Out
of
Range
Warning
9.1
At
“Transmit
Connecting”
mode,
if
RX
Unit
doesn’t
receive
TX
signal
more
than
10
seconds,
RX
will
send
the
“Out
of
Range
code”
to
TX
device.
9.2
When
TX
device
received
the
code,
the
“In
‐
use”
LED
willing
be
blinking
every
0.8
second,
the
TX
device
will
go
to
the
standby
mode
after
60
seconds
unless
RX
transmit
the
new
command.
10.
PC
Program
the
parameter
8.1
All
of
the
operating
channel
both
TX
&
RX
have
to
pre
‐
program
by
PC
before
using.
8.2
There
are
three
microphone
levels
is
able
to
choose
by
PC
before
using,
the
default
setting
is
“Hi”.
8.3
The
TOT
(time
out
timer)
is
used
to
limit
the
TX
transmit
time,
it
has
to
program
before
using.
