Icom IC-9700 Instruction Manual advanced - Page 90
About the DR function, Ways to Communicate with the DR function, DV and DD modes, IMPORTANT
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9. D-STAR OPERATION (BASIC) IMPORTANT! Before starting D-STAR, the following steps are needed. STEP 1 Enter your call sign (MY) into the transceiver. (p. 9-3) STEP 2 Register your call sign (MY) to a gateway repeater. (p. 9-4) STEP 3 Enter your D-STAR equipment into your registration form. (p. 9-4) ► You have completed the steps!! About the DR function You can easily use D-STAR repeaters with the D-STAR Repeater (DR) function. With this function, you can select the preset repeater or frequency in "FROM" (access repeater), and Your call sign in "TO" (destination) on the DR screen, as shown below. To display the DR screen, hold down CALL DR for 1 second. Destination (Repeater/Station) Access repeater NOTE: If the repeater set in "FROM" (Access Repeater) has no Gateway, you cannot make a Gateway call. DV and DD modes DV (Digital Voice) mode •• Clear voice communication •• Simultaneous communication of the voice and simple data DD (Digital Data) mode •• 128 kbps data communication •• Internet connection LLSee section 12 for details of the DD mode. Data Management Server Repeater Internet Repeater PC PC Ways to Communicate with the DR function With the DR function, the transceiver has 3 ways to communicate. Local Area call: T o call through your local area (access) repeater. Gateway call: To call through your local area (access) repeater, repeater gateway, and the Internet to your destination repeater or individual station's last used repeater, using Call Sign Routing. Simplex call*: To call another station not using a repeater. * You can make a simplex call. (p .9-5) NOTE: •• Using the repeater list is required to use the DR function. (p. 9-11) •• Before operating in the Duplex mode, BE SURE to check whether the repeater is busy, or not. If the repeater is busy, wait until it is clear, or ask for a ‛break' using a method acceptable to your local procedures. •• The transceiver has the Time-Out Timer function for the DV Repeater operation. The timer limits a continuous transmission. Warning beeps will sound approximately 30 seconds before time-out and then again immediately before the time-out. Local Area call Access Repeater Area 1 Repeater Area 1 Area 1 Repeater Gateway call Management Server Area 2 Repeater Area 1 Internet Area 2 Simplex call 9-2