DTMF Lock
Assuming you have a transceiver with the optional speaker microphone installed and you are carrying it in the holder or bag, you sometimes may want to disable the keypad to avoid accidental DTMF transmission. In this case, turn the DTMF Lock function ON.
1Enter Menu mode and access Menu No. 23 (DT.L).
2Press [MENU], then rotate the Selector (or press [UP]/ [DOWN]) to select “ON”.
3Press [MENU] to store the setting.
4Press any key other than [MON], [UP]/ [DOWN] or [
] to exit Menu mode.
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