Icom IC-F5123D Instruction Manual - Page 13

BASIC OPERATION 2 ■ Call procedure ■ Receiving and transmitting 1 When your system employs tone signaling (excluding CTCSS Receiving: 2 and DTCS), a call procedure may be necessary prior to voice q Hold down [ ] for 1 second to turn ON the power. 3 transmission. The tone signalling employed may be a selective w P ush [CH Up] or [CH Down] to select a channel. calling system which allows you to call only specific station(s), e When receiving a call, rotate [VOL] to adjust the audio out- 4 and prevents unwanted stations from contacting you. put level to a comfortable listening level. 5 q S elect the desired TX code channel or 2/5-tone code, according to your System Operator's instructions. • This may not be necessary, depending on the preprogramming. • Refer to pages 10 and 11 for selection. NOTE: Depending on the preprogramming, the transceiver automatically transmits the microphone audio for the specified 6 time period*, when a matched RX code signal is received. 7 • HM-148G or HM-152 hand microphone is required. * Depending on the preprogramming. Ask your dealer for details. 8 w P ush [Call] (assigned to one of the dealer programmable 9 keys). e A fter transmitting, the remainder of your communication Transmitting: Wait for the channel to become clear to avoid interference. 10 can be carried out in the normal fashion. q T ake the microphone OFF hook. 11 • The 'Audible' mode is selected. Selective calling Non-selective calling • A priority channel may be automatically selected. 12 w Wait for the channel to become clear. • The channel is busy when the BUSY icon appears on the LCD. 13 e W hile holding down [PTT], speak into the microphone at 14 your normal voice level. r Release [PTT] to return to receive. 15 16 IMPORTANT: To maximize the readability of your signal; 1. Pause briefly after pushing [PTT]. 2. Hold the microphone 5 to 10 cm (2 to 4 inches) from your mouth, then speak into the microphone at a normal voice level. 9