[. . . ] Push the key after FUNCTION SWITCH (!0) to accessible the second function of keys. Push the key after DTMF-S (o) to accessible the third function of keys. * The number in ( ) indicates the instruction's page number. [. . . ] Push the key after DTMF-S (o) to accessible the third function of keys. * The number in ( ) indicates the instruction's page number. Used for controlling the transceiver, transmitting a DTMF signals, etc. w ACTIVITY INDICATOR Lights red while any key is pushed (except [FUNC] or [DTMF-S]. e UP/DOWN SWITCHES Push either switch to change the operating frequency, memory channel, set mode contents, etc. Toggles between transmitting and receiving while the one-touch PTT function is in use. 22, 45) Push [0] to [9], [A] to [D] to transmit the DTMF memory contents when the DTMF memory encoder is activated. 22) · Writes the VFO contents into the memory channel or call channel. 29) · Advances the memory channel number when continuously pushed after programming is completed. 17) · Decreases the set mode selection order after entering set mode. No primary function. · Mute function is released when any operation is performed. No primary function. [. . . ] 29) · Advances the memory channel number when continuously pushed after programming is completed. 17) · Decreases the set mode selection order after entering set mode. [. . . ]