Originally Posted by Aeroscat
There are automation philosophies that are either all or nothing, i.e., if AP is off then AT must be off as well.
Likewise, there are automation philosophies that are half and half. Like your machine, AS2A
and another "close by" light twin that looks like a mad dog. I understand the all-on-all-off was/is a 737 thing due to the PIOs that occur when the driver is changing the power whilst handflying. Certainly with centreline/mid-level engines, hand-flying with a decent ATS is a no-brainer.