Icom IC-9700 Instruction Manual advanced - Page 16

DTCS code squelch operation, TONET/DTCSR T in T-DTCS blinks

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1. ADVANCED OPERATIONS DTCS code squelch operation FM mode The Tone squelch opens only when you receive a signal that includes a matching DTCS code in the FM mode. You can silently wait for calls from other stations using the same tone. When you transmit, the DTCS code is superimposed on your own signal. 1. Push FUNCTION . ••Opens the FUNCTION screen. 2. Touch [TONE]. About the tone squelch types indication DTCS: DTCS Code function DTCS(T) ("DTCS" blinks): DTCS code in TX, Tone off in RX TONE(T)/DTCS(R) ("T" in "T-DTCS" blinks): Repeater tone in TX, DTCS code squelch in RX DTCS(T)/TSQL(R) ("D" in "D-TSQL" blinks): DTCS code in TX, Tone squelch in RX 3. Touch to select the Tone squelch mode. 4. Touch [TONE] for 1 second. ••Opens the TONE FREQUENCY screen. Checking another station's DTCS code You can check another station's tone code by tone scanning while the station is transmitting. 1. Touch [T-SCAN]. Blinks while scanning ••The scan starts, and then stops when the matching DTCS code as another station is received. 2. To close the TONE FREQUENCY screen, push EXIT . ••Selectable 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 5. Rotate MAIN DIAL to set the tone frequency. 1-12

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1-12
1. ADVANCED OPERATIONS
FM mode
The Tone squelch opens only when you receive a
signal that includes a matching DTCS code in the
FM mode. You can silently wait for calls from other
stations using the same tone.
When you transmit, the DTCS code is superimposed
on your own signal.
1. Push
FUNCTION
.
• Opens the FUNCTION screen.
2. Touch [TONE].
3.
Touch to select the Tone squelch mode.
•
Selectable 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
Checking another station’s DTCS code
You can check another station’s tone code by tone
scanning while the station is transmitting.
1. Touch [T-SCAN].
• The scan starts, and then stops when the matching
DTCS code as another station is received.
2.
To close the TONE FREQUENCY screen, push
EXIT
.
Blinks while
scanning
DTCS code squelch operation
About the tone squelch types indication
DTCS:
DTCS Code function
DTCS(T) (“DTCS” blinks):
DTCS code in TX, Tone off in RX
TONE(T)/DTCS(R) (“T” in “T-DTCS” blinks):
Repeater tone in TX, DTCS code squelch in RX
DTCS(T)/TSQL(R) (“D” in “D-TSQL” blinks):
DTCS code in TX, Tone squelch in RX
4.
Touch [TONE] for 1 second.
• Opens the TONE FREQUENCY screen.
5. Rotate
MAIN DIAL
to set the tone frequency.