main concern for normal operation of B777-300 cabin door

[alexia alexia]

as title, what is the main concern for normal operation of B777-300 cabin door?

[wiggy]

Errrr....as with most aircraft main doors doors - in normal circumstances make sure it's in manual mode before opening.

If it's more complex than that I give up...what's the answer?

[Denti]

Arming disarmimg without splitting your pants..

[john_tullamarine]

.. if the thread doesn't go somewheres soon I probably will can it.

For the OP, it is more helpful to include whatever concerns you may have in the first post so that folks have an idea of what you are looking for ? The post is a bit vague in the extreme.