Understanding The Display - Radio Shack PRO-651 Manual

Digital trunking handheld radio scanner
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Understanding your Scanner

Understanding the Display

The LCD provides important information about
the status of the radio. The top row of icons
provide status information. Beneath this row,
there are 4 rows of 16 characters each that
provide alphanumeric information such as
frequencies and object names. The last row
usually contains softkeys for F1, F2, and F3.
The Function Key (FUNC) has been pressed.
The scanner is currently receiving trunking
control channel data.
The attenuator is set for Global mode.
The attenuator is currently active.
The radio's squelch circuit is open.
Signal meter indicating strength of the
received signal.
Battery status indicator. Comes on solid when
battery is weak, and flashes two times each
second when battery failure is imminent.
Menu position and search direction indicators.
SQUELCH
Adjust the squelch.
VOLUME/OFF
Turn the scanner on or off;
adjust the volume.
Headphones
Alphanum er i c I n f o
Alphanum er i c I n f o
Alphanum er i c I n f o
F1
F2
8
F3

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