428TONE SQUELCH AND POCKET BEEP8N Tone scanBy monitoring a signal that is being operated with pocketbeep, tone or DTCS squelch function, you can determine thetone frequency or DTCS code necessary to open a squelch.qSet the frequency to be checked for a tone frequency orcode.wTurn a desired tone type, tone squelch or DTCS ON in theExpand set mode.• One of “TSQL” or “DTCS” appears.• Even the pocket beep function is activated, the function is can-celled when starts the tone scan.eWhile holding down [FUNC], push [ ](MODE) to startthe tone scan.• To change the scanning direction, rotate [DIAL].[DIAL] Tone squelch scanDTCS squelch scanr When the CTCSS tone frequency or 3-digit DTCS codeis matched, 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.NOTE: The decoded tone frequency or code is pro-grammed temporarily when a memory channel is selected.However, this will be cleared when the other memory chan-nel is selected. For your convenient!Even no tone type is selected, either tone squelch or DTCS,pushing [ ](MODE) while holding down [FUNC] alsostart tone scan. In this case, the tone scan searching fortone squelch frequency only.