Icom IC-7100 Advanced Instructions - Page 88
DTCS operation
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Previous view 4 RECEIVE AND TRANSMIT DTCS operation The DTCS function is another method of communications using selective calling. Only received signals having a matching 3-digit code will open the squelch. qqSelect the desired frequency band. (p. 3-6) wwOn the Mode selection screen, touch "FM" to select the FM mode. eePush MENU (C) one or more times to select the "M-2" screen (M-2 menu). rrTouch [TONE](D) one or more times to turn ON the DTCS function. • "DTCS" appears. • Touch [TONE](D) to toggle between "TONE," "TSQL," "DTCS" and OFF (icon disappears). ttTouch [TONE](D) for 1 second to display the "TONE" screen. • "DTCS Code" appears. yyRotate the Dial to select the desired DTCS code number. And touch [POL](D) to select the desired code polarity. NN: Normal polarity is used for both transmit and receive. (Default) NR: Normal polarity is used for transmit, reversed polarity is used for receive. RN: Reversed polarity is used for transmit, normal polarity is used for receive. RR: Reversed polarity is used for both transmit and receive. • If desired, touch [DEF] for 1 second to reset to the default setting. uuPush MENU (C) to exit the "TONE" screen. iiCommunicate in the usual manner. • The tone squelch opens only when you receive a signal containing a matching subaudible tone. • Subaudible tones are superimposed on your transmit signal. • Available DTCS codes 023 054 125 165 245 274 356 445 506 627 732 025 065 131 172 246 306 364 446 516 631 734 026 071 132 174 251 311 365 452 523 632 743 031 072 134 205 252 315 371 454 526 654 754 032 073 143 212 255 325 411 455 532 662 036 074 145 223 261 331 412 462 546 664 043 114 152 225 263 332 413 464 565 703 047 115 155 226 265 343 423 465 606 712 051 116 156 243 266 346 431 466 612 723 053 122 162 244 271 351 432 503 624 731 DTCS icon Touch [TONE] for 1 second Touch for 1 second DTCS code DTCS polarity to reset to default 4-23