Icom IC-7100 Advanced Instructions - Page 166
BK mode communication, How to use Break-in?
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Previous view 9 D-STAR OPERATION BK mode communication The BK (Break-in) function allows you to break into a conversation, where the two other stations are communicating with call sign squelch enabled. (Default: OFF) NOTE: The BK function is automatically turned OFF when transceiver is turned OFF. qqAfter receiving a DV conversation, hold down AUTO TUNE RX�CS (R) for 1 second. • After releasing AUTO TUNE RX�CS (R), beeps sound, and the calling station call sign is announced. (RX>CS Speech function) • T he calling station or call sign of the repeater used is automatically set. • W hen a call sign is not received correctly, error beeps sound, and no call sign is set. wwPush SET(C) to enter the Set mode. eeTouch the "BK" item of the "DV Set" Set mode. DV Set > BK • If the specified item is not displayed, touch [∫] or [√](D) one or more times to select the page. rrT ouch "ON." ttPush SET(C) to exit the Set mode. • "BK" appears. yyWhen both stations are in standby, push [PTT] on the microphone or switch ON the external TX switch to transmit. • The TX/RX indicator lights red. • "BK" blinks on the station that receives the break-in call. uuRelease [PTT] or Switch OFF the external TX switch to receive. Wait for a reply call from the station. iiAfter receiving the reply call, communicate normally. ooTo cancel the BK mode, select "OFF" in the "BK" item as step r, or turn OFF the power. Appears Touch "DV Set" Touch "BK" Touch "ON" Push SET How to use Break-in? While using digital call sign squelch, the squelch never opens (no audio is heard) even if a call is received, unless your own call sign is specified. However, when a call including the "BK ON" signal (break-in call) is received, the squelch will open and audio is heard even if the call is specified for another station. • Station C calling to Station A with "BK OFF" • Station C calling to Station A with "BK ON" Station A and B are communicating using digital call sign squelch. Station A Station B Station A and B are communicating using the digital call sign squelch. Station A Station B Station C Station C Station B never hears that Station C is calling Station A. 9-9 Station B also hears that Station C is calling Station A.