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Junction Box Wiring Guide - C-Nav World DGNSS

Junction Box Wiring Guide - C-Nav World DGNSS

Junction Box Wiring Guide - C-Nav World DGNSS

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REDUNDANT & COMBINED AIS/NAV Page 75 REDUNDANT & COMBINED AIS/NAV INSTALLATIONS5.1 Redundant System InstallationTwo R4 <strong>Nav</strong>igation Systems may be interconnected in a ‘redundantconfiguration’ thus enabling them to automatically share databaseand navigation settings.In order to accomplish this, the Tx lines of the User 3 port on onesystem shall be connected to the Rx lines of the other system andvice versa. Refer to figure 7 for a suggested configuration using twoJ4N <strong>Junction</strong> <strong>Box</strong>es.In order to enable synchronized operation, one unit must beconfigured as ‘master’ and the other unit as ‘slave’. For furtherdetails refer to the operators manual for the R4 <strong>Nav</strong>igation System.Figure 7: Dual redundant system installation

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