Humminbird VHF5 Operation Manual page 8

BASIC OPERATION
CALL BUTTON
The CALL button allows for quick access to a frequently
used channel referred to as the Call Channel. Once the CALL
button is pressed, CALL appears on the LCD. To exit, press
the CALL button again.
Programming the Call Channel
1. Press the CALL button. CALL appears in the LCD.
2. Press and hold the FUNC button then press the CALL
button. The display will flash. Release all buttons.
3. Rotate the CHL/SQL button to the desired call channel.
4. Press and hold the FUNC button then press the CALL
button to store the Call Channel.
BACKLIGHT
To use the backlight, press the LIGHT/LOCK button.
The backlight stays illuminated for a few seconds.
KEY PAD LOCK
To active the keypad lock, press and hold the FUNC button
then press the LIGHT/LOCK button. The PTT, 16 and
LIGHT/LOCK buttons still operate while the keypad is locked.
To unlock the keypad, press and hold the FUNC button then
press the LIGHT/LOCK button. The key icon appears on the
LCD when the keypad is locked.
MONITOR
The monitor function allows faint signals on a channel to be
heard. To activate the monitor function, press and hold the
FUNC button to hear all traffic on the current channel.
Release the FUNC button when finished listening.
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