Kenwood TK-190 Instruction Manual page 12

u Orange
Press this PF (programmable function) key to
activate its programmable function {page 0}. The
default function of this key is "No Function".
i Side 1
Press this PF (programmable function) key to
activate its programmable function {page 0}. The
default function of this key is "Monitor". Also used
as an "up" key for various functions.
o Side 2
Press this PF (programmable function) key to
activate its programmable function {page 0}. The
default function of this key is "Lamp". Also used
as a "down" key for various functions.
!0 PTT (Push-To-Talk) switch
Press and hold this switch, then speak into the
microphone to call a station.
!1 Universal connector
Connect the optional speaker/ microphone here.
When the speaker/ microphone is not connected,
cover the connector with the supplied universal
connector cap.
8