The functions of HM-133S are instructed in this sheet. Please refer to following information. y t r e Second Function w q Third Function u i o !0 !1 Mic element First Function Push the key to accessible the first function of keys. 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. q KEYPAD Push to accessible the first function of keys. Used for controlling the transceiver, transmitting a DTMF signals, etc. See back page for function details. w ACTIVITY INDICATOR Lights red while any key is pushed (except [FUNC] or [DTMF-S]. Lights red while transmitting. Lights green while the one-touch PTT function is in use. e UP/DOWN SWITCHES Push either switch to change the operating frequency, memory channel, set mode contents, etc. 15, 26) Push either switch for 1 sec. to start scanning. 37) r PTT SWITCH Push for 1 sec. to transmit; release to receive. Toggles between transmitting and receiving while the one-touch PTT function is in use. 20) t VFO/LOCK SWITCH Push to select VFO mode. Push for 1 sec. to toggle the lock function ON and OFF. 14) y MEMORY/CALL SWITCH Push to select memory mode. 26) Push for 1 sec. to select call channel. 32) u NULL SWITCH [B] No function. i FUNCTION SWITCHES (p. 57) Assign your desired key function from the front panel switches. · Default settings are [LOW] for [F-1] ([DUP] when pushed and held) and [TONE] for [F-2] ([T-SCAN] when pushed and held). o DTMF MEMORY SELECT SWITCH [DTMF-S] (pgs. 22, 44, 45) Push to accessible the third function of keys. Turns the DTMF encoder ON and OFF. · When DTMF encoder is activated, function indicator lights green. · See back page for function details...