HTX-404 440 MHz UHF FM Transceiver (190-1140) Manual Conventions Faxback Doc. # 46637 Your HTX-404's buttons each have two or more functions. The abbreviation for the function is printed on, above, to the left or below the button. For functions below or to the left of the button, the function abbreviation is printed in orange. To make this manual clearer, buttons are referred to by the function being used. For example, the lower right button on the keypad is referred to in different sections as D, CLR, VF and M -> VFO. To activate certain HTX-404 features you must press F (function) plus another button. Such key combinations are printed with a (+) between the button names. For example, F + BEEP means press and hold down F while you press BEEP. Also, this manual uses the following text conventions: Button names are printed in bold, capital letters: BEEP, DTMF and so on. Words, symbols and numbers that appear on the display are printed in a distinctive typeface: 446.940, M - CH and so on. For a complete key reference, see the Key Index on Faxback Doc. # 46656. (EB 3/3/98)