Icom IC-GM1600 Instruction Manual - Page 14

4 BASIC OPERATION I Call channel programming The call channel switch is used to select Channel 9* by default, however, you can program your most often-used channel for quick recall. *The channel number depends on version. q Push [CALL] to select the call channel. • "CALL" and call channel number appear. w Push [CALL] again for 3 sec. (until a long beep changes to 2 short beeps) to enter call channel programming condition. • Call channel number to be programmed flashes. e Push [Y]/[Z] to select the desired channel. I Adjusting the squelch level To adjust the IC-GM1600's squelch level, use the [Y]/[Z] keys. In order to receive signals properly, the squelch must be adjusted to the proper level. q Push [SQL•MONI], then adjust the squelch level with [Y]/[Z]. - "SQL" indicator starts blinking. - There are 11 squelch levels to choose from: OP is completely open; 10 is tight squelch; 1 is loose squelch level. w Push [SQL•MONI] again to return to normal condition. - When no switch is pushed for 5 sec., the transceiver returns to normal condition. Blinks during the squelch level adjutment. Push Indicates the squelch level. r Push [CALL] to program the displayed channel as the call channel. • The call channel number stops flashing. 9