Radio Shack 21-1904 Two-Way Radio User Manual


 
12
USING SCAN
To find the desired channel and quiet
code, press and hold
e
or
d
to scan up
and down. The radio automatically
scans through the channels and
pauses on each active channel. While
scanning, press
e
or
d
to change the
scanning direction. Press
PTT to stop
scanning. Ô
USING KEY LOCK
To lock or unlock the keypad, hold
down
FUNC and press PTT to lock or
unlock the keys. appears when the
keys are locked. When the keypad is
locked, you can still transmit (press
PTT), send a call (press CALL)or
temporarily enable/disable Vox (press
PTT when Vox level is 1–4).
USING KEY TONE AND
V
IBRATE
You can set the radio so it sounds a
tone when you press any key except
PTT or FUNC.
You can also set the radio to vibrate.
When the radio is idle for 30 seconds,
the radio vibrates when it receives a
signal. Ô
Ô NOTES Ô
Using Scan
The radio
automatically scans
through quiet codes
while scanning
through the
channels. The quiet
code feature
automatically turns
on when a signal is
detected on a
channel and quiet
code, and turns off
after the signal
disappears.
During scan, the
radio will not receive
Direct Call data.
Using Key Tone and
Vibrate
If you do not press a key
after 20 seconds when
you enter key tone and
vibrate mode, VOX
mode, APO mode,
setting Hi/Lo transmitter
power mode and
courtesy tone mode, the
radio will exit these
modes without saving
the setting.