Icom IC-M424 - 10 CONNECTIONS AND MAINTENANCE; Connections

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8
OTHER FUNCTIONS
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Horn function ■
The Horn function sounds a horn.
Connect a PA speaker as described on page 83.
Push [HORN] to enter the Horn mode. q
Hold down [HORN] to sound a horn. w
 •Whileholdingdown[HORN],thehornsounds,andthescreen
below is displayed.
 •Toadjustthehornvolumelevel,rotateDial.
Push [EXIT] to return to the normal operating screen. e
While in the Horn mode, the transmit and receive functions
are disabled. When the transceiver is transmitting, the
Horn function is disabled.