Icom IC-7100 Advanced Instructions - Page 89
Tone scan/DTCS code scan operation
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Previous view 4 RECEIVE AND TRANSMIT Tone scan/DTCS code scan operation To search for a repeater's sub-audible tone frequency, a tone scan is available. By monitoring a repeater signal with a tone squelch or DTCS, you can determine the tone frequency necessary to open the repeater or the squelch. Left Display 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) for 1 second to display the "TONE" screen. ttTouch [TONE](D) one or more times to select the tone type to be scanned. • "Repeater Tone" for a repeater tone, "TSQL Tone" for tone squelch or "DTCS Code" for a DTCS code, appears. • When selecting a DTCS code to be scanned, the DTCS code and its polarity is displayed. You can select the desired polarity by pushing [POL](D). "NN": N ormal polarity for both transmit and receive. "NR": N ormal polarity for transmit and reverse polarity for receive. "RN": R everse polarity for transmit and normal polarity for receive. "RR": R everse polarity for both transmit and receive. yyTouch [SCAN](D) to start the Tone or DTCS scan. • "Repeater Tone SCAN," "TSQL Tone SCAN" or "DTCS Code SCAN" blinks, depending on the type you selected. • If the squelch is open while scanning, the scan speed decreases. • If "Up/Down" is selected as the "MAIN DIAL (SCAN)" option in the Scan Set mode, rotating the Dial changes the scanning direction. (p. 12-5) uuWhen a matched tone or code is found, the scan pauses, and the detected subaudible tone frequency or DTCS code is set. • If desired, touch [DEF] for 1 second to reset to the default setting. iiTouch [SCAN](D) to cancel the scan. Center Right The L, R, C or D in the instructions indicate the part of the controller. L: Left side R: Right side C: Center bottom D: Display (Touch screen) Touch [TONE] for 1 second Touch [TONE] to select the tone type Touch [SCAN] When the tone scan or DTCS code scan is used in the Memory or Call channel mode, the detected tone frequency or code can be temporarily used. To save the detected tone frequency or code setting, you must overwrite the Memory or Call channel data. While Tone scanning in the VFO mode 4-24