Why do the master caution and fire lights look like they're illuminated when the plane is C&D?

[TKent 0]

There should be no power on the plane.Or do they just LOOK like they're illuminated?Tom Kent

[ZachLW 37]

Do they illuminate when you load the C&D setup? I think you said it here:

they just LOOK like they're illuminated?

Though they look nice and dark for me.

[TKent 0]

Yes, when I load the C&D setup.