388TONE SQUELCH AND POCKET BEEP8ttheh.orinan-her When the CTCSS tone frequency or 3-digit DTCS code ismatched, the squelch opens and the tone frequency orcode is temporarily programmed into the selected condi-tion, such as memory channel.• The tone scan pauses when a CTCSS tone frequency or 3-digitDTCS code is detected.✔ For your convenient!Even no tone type is selected, either tone squelch or DTCS,pushing [MODE•SCAN] while pushing and holding [FUNC]also start tone scan. In this case, the tone scan searching fortone squelch frequency only. NOTE: The decoded tone frequency or code is pro-grammed temporarily when a memory channel is se-lected. However, this will be cleared when the memorychannel is re-selected.