BASIC OPERATION
TRANSMIT
T
URN
POWER ON
by turning the Volume knob
clockwise past the OFF detent. A beep sounds,
indicating the radio is operational. The LCD
briefly displays the current Group and then the
Channel.
S
ELECT A GROUP
by pressing the following keys
on the keyboard: #, 2 (or
1)
and then ENT.
S
ELECT A CHANNEL
by turning the Channel Selector
knob.
A
DJUST SQUELCH AND VOLUME
by turning the
Squelch knob clockwise until a rushing noise is
heard. Set the volume to a comfortable level, then
turn the Squelch knob counterclockwise until the
noise stops. This is called the threshold squelch
setting.
Turning the Squelch knob fully counterclockwise
past the detent places the receiver in Code Guard
mode. A message will be heard only when the
proper Code Guard value is received.
Press the PTT (PushToTalk) switch.
If installed,
use the Speaker/Microphone’s PTT. When the
transmitter is on, the LCD goes blank.
T
ALK IN A
NORMAL VOICE
With the microphone one
to two inches from your mouth.
R
ELEASE
THE
PTT switch to stop transmitting.
If the LCD display does not go blank when you
press the PTT switch, the battery pack may need
to be charged; if so, the LCD will display LobAt.
If a warbling tone sounds and the display shows
no Ch, you are on a receive-only channel or the
channel is not programmed at all. Select an
authorized transmit channel.
If the length of your message exceeds the preset
timeout timersetting, the transmitter automatically
shuts off and a tone sounds. To continue the
transmission, release the PTT switch, then press
it again and continue talking.
4
Summary of Contents for EPI 3101A
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