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Strange screen displays and and avionics rules of the 789GE configuration and RR configuration

By KUN你太美 @KUNKUN
    2026-01-24 13:09:14.508Z

    Although I am aware that the current 787-9 model still has some issues, these problems seem to be related to the original aircraft's avionics system. I must bring this up.

    1:As shown in the picture, this is the central control screen of the current version of BA789GE configuration. The N1 display in it is obviously incorrect. This should not be the N1 display of the GE engine. It should be the N1 display of the RR engine (here I attach the actual central control display of the aircraft. The second one is from Tahiti Nui Airlines' 787-9 (GE engine), and the third one is from Latam Airlines' 787-9 (RR engine)

    2:The fourth picture shows the instrument display when the BA787-9 landed. It can be observed that the radio altitude is already below 20 feet, but the FMA (Flight Management) signal panel does not display the word "idle" (According to the 787-9 FCOM, AT will automatically retract to the idle position when the altitude is between 50 and 25 feet. At this time, the FMA signal panel displays the word "idle". According to the actual aircraft, AT will automatically retract to the idle position when the altitude is 30 feet, and at this time the FMA signal panel displays the word "idle").
    So is this a new bug caused by the update of the aircraft's internal avionics system? To be honest, it does have an impact on normal flight. I hope it will be fixed as soon as possible. Thank you!

    • 5 replies
    1. K
      KUN你太美 @KUNKUN
        2026-01-24 13:15:49.023Z

        To be honest, I am extremely satisfied with the external design of this module. I hope the internal system can also be made perfect.:)

        1. In reply toKUNKUN:
          Max @TechnicalAssistant
            2026-01-25 02:39:38.225Z

            Hello KunKun,

            On which livery did you see the wrong engine type?

            1. KKUN你太美 @KUNKUN
                2026-01-25 05:39:13.655Z

                This issue has nothing to do with livery. The fundamental reason is that when you upgraded the aircraft's internal avionics system, you failed to properly implement the GE configuration for the instrument displays, and made incorrect settings for certain avionics rules. Because I have also tested the GE and RR configurations of the 787-8 module, both were normal.
                PS:I also tested the avionics system of the 787-9RR configuration, and it also had the same problems as the 787-9GE configuration.

                1. KKUN你太美 @KUNKUN
                    2026-01-25 05:40:11.394Z

                    However, the N1 indication for the 787-9RR configuration is completely normal.

                2. In reply toKUNKUN:

                  @KUNKUN

                  Let me find the issue and get to it. But we'll follow up with you to make sure any possible changes are necessary.