Audiovox GMRS600SCH Owners Manual - Page 18

- If there is no activity and you want to leave the scan mode, press the power button momentarily and the unit will return to normal operation; the icon will disappear from the LCD display. Auto Key Lock Selection Mode This feature prevents accidental changes to the preferred settings of the unit. The Auto Key Lock function temporarily disables the MODE, Up/ Down and SCAN Buttons. To access the Auto Key Lock selection menu: - From GMRS/FRS standby mode, press and hold the VOX Button for 2 seconds to enable the Auto Key lock function; the unit will beep once and the lock ( ) icon appears on the display. - The Power and PTT Buttons are not effected. - To unlock the Auto Key function, press and hold the VOX button for 2 seconds; the unit beeps once and the lock icon ( ) disappears from the display. NOTE: If the unit is turned off while Key Lock is on, the Key Lock mode will still be in effect when the unit is again turned on. VOX Enable Operation This option enables you to have hands-free conversation. Your voice or nearby sound is detected and the radio transmits without the need to press the PTT button. To enable VOX operation: - From GMRS/FRS standby mode, press the VOX button momentarily; the icon appears steady on the display. - To disable the VOX mode, press the VOX button momentarily; the VOX icon disappears from the display. 18 128-7348 18 of 28