174 BASIC OPERATION■ Turning power OND Turning power ONq Make sure alkaline batteries are installed in the batterycase or the battery pack is charged, and attach them.(p. 13)w Push [PWR] for 1 sec. to turn the power ON.• The function display shows “ICOM,” current voltage then the op-erating frequency.• Repeat this step to turn power OFF.The opening message can be turned ON or OFF in the ex-panded set mode 1. (p. 64)D Setting volume levelThe audio level can be adjusted through 32 levels.➥ Push [Y] or [Z] to set the desired audio level.• Rotating the tuning dial while pushing [Y] or [Z] also sets theaudio level.• [Y]/[Z] and [DIAL] can be exchanged by [1 V↔D]. (p. 23)D Volume level indicationThe frequency display shows the volume level during settingas shown below.[∫][√]Shows volume level.[PWR]FMSKIPPFrequency indicationOpening message ‘ICOM’Voltage indicationIndication Audio level0 (no sound)19–23 (default)24–2728–3031 (Maximum)1–1112–18