PPRuNe Forums - View Single Post - When does HDG go to TRUE? 744

14th Mar 2009, 02:57

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B-HKD

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When does HDG go to TRUE? 744

Got a question regarding the 744.

At what laititude N and what lat. S does the switch go to TRUE? Does this depend from the different SOP? Does the IRS do this automatically?

Some insight would be great!

Leo

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