Icom IC-F4230D Instruction Manual - Page 8

2 PANEL DESCRIPTION ■■Front panel q w e r t o i Speaker Microphone u y y DEALER-PROGRAMMABLE KEYS [P0] to [P3] Desired functions can be independently programmed by your dealer. (p. 5) u FUNCTION DISPLAY (p. 4) Displays a variety of information such as an operating channel number, channel name, User Set mode contents, and so on. i EXTERNAL MICROPHONE/SPEAKER JACK Connect an optional equipment. NOTE: Connect or disconnect the optional equipment after the transceiver is turned OFF. q ANTENNA CONNECTOR Connects the supplied antenna. w DEALER-PROGRAMMABLE KEY [Emer]  A desired function can be programmed by your dealer. (p. 5) e DEALER-PROGRAMMABLE KEY [Side1]  A desired function can be programmed by your dealer. (p. 5) r PTT SWITCH [PTT] Hold down to transmit, release to receive. t DEALER-PROGRAMMABLE KEYS [Side2]/[Side3] D esired functions can be independently programmed by your dealer. (p. 5) Jack cover NOTE: Attach the jack cover when optional equipment is not used. See (p. 2) for details. o VOLUME CONTROL [VOL] Rotate to turn the power ON or OFF and to adjust the audio level. 3