Icom IC-R20 Instruction Manual - Page 64
Priority watch, Key-touch beep, Beep output level, Display backlighting
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10 SET MODE D Priority watch Turn the priority watch or priority beep (priority watch with beep emission capability) ON. (default: OFF) • ON : Start priority watch after exiting set mode. • BELL : Emits beeps and blinking "S" indicator when a signal is received on the priority frequency. PRIORITY-WATCH OFF >ON -BELL PRIORITY-WATCH OFF -ON >BELL Priority watch ON Priority beep ON D Key-touch beep The key-touch beep can be turned OFF for silent operation. (default: ON) KEY-TOUTCH-BEEP OFF -ON KEY-TOUTCH-BEEP OFF >ON Key-touch beep OFF Key-touch beep ON 51 D Beep output level Adjust the key-touch beep tone level to the desired level within 39 levels. The key-touch beep (previous item) must be set to ON to have a beep tone. BEEP-LEVEL BEEP-LEVEL Minimum level (no audio) Maximum level D Display backlighting The receiver has display backlighting and function key illumination with a 5 sec. timer for night time operation. The backlighting can be turned ON continuously or turned OFF, if desired. • AUTO : Lights when some operation is performed, goes out after 5 sec. (default) • ON : Lights continuously during receiver power is ON. • OFF : Never lights. BACKLIGHT OFF >ON -AUTO BACKLIGHT OFF -ON >AUTO Continuously ON setting Auto setting