Originally Posted by
rudderrudderrat
For the first 26 years we flew aircraft which were not permitted to use flight directors for take off and didn't have a VNAV function anyway.
B737-200 was operated the way you describe.
We never used the FD for takeoff in the 737-200 either, but in the case for this thread, the FD is used in TOGA mode but without VNAV armed.
But what reason could there be for doing this on the line unless you were to have some concern about the validity of VNAV. I believe that this results in not having FD guidance for engine failure scenarios encountered below the acceleration height.