Icom IC-A210 Instruction Manual - Page 10

2 BASIC OPERATION I Frequency exchanging/ I Receiving not exchanging (Step 2-2) q After selecting the standby frequency, push [↔] to exchange the standby frequency with the active frequency. NOTE: DO NOT push and hold [↔] continuously. Oth- erwise the standby frequency disappears. If this happens, again push and hold [↔] until the standby frequency reappears. • Rotate [VOL] to set the volume level, if necessary. • When receiving a signal, "RX" appears and audio is emitted from the speaker or headset. • Further adjustment of audio level may be necessary at this point. • Adjust the squelch level in the menu mode, if necessary (p. 24). w Push and hold [PTT] to transmit, then speak into the microphone. • Transmit indicator "TX" lights. e Release [PTT] to receive. Frequency exchanging can be also performed remotely from the yoke-mounted frequency exchange switch. TIP: The intercom function is useful for swift communica- tion between the pilot and co-pilot. Set the communication/intercom switch on the VHF control panel to the "intercom" position. Voice signals from the microphone are sent to both the pilot and co-pilot's headsets. q Select an operating frequency. • Refer to pgs. 5-6 in details. • "RX" appears when receiving a signal or opening squelch. w Push [VOL] to open the squelch manually. • Refer to p. 20 "Squelch test function" in details. e Rotate the volume control to adjust the audio level. I Transmitting NOTE: To prevent interference, listen on the frequency be- fore transmitting. If the frequency is busy, wait until the frequency is clear. q Select the yoke-mounted communication/intercom switch to the "communication" position. w Select an operating frequency. • Refer to pgs. 5-6 in details. e Push the PTT switch. • "TX" appears. r Speak into the microphone at your normal voice level. • DO NOT set the microphone too closely to your mouth or speak too loudly. This may distort the signal. t Release the PTT switch to receive. 6