Part of the reason Dick Karl finds getting up to speed in the Lear as opposed to the Cheyenne.  is mostly because it is your own aeroplane which you re very much a part of   When FO in a two crew operation, there is the nagging check-itis nibbling away and knowing you fly a turbo prop, feel your are expected to be up to speed  The older we get the slower we change and from what I read, you tend to still be in Cheyenne Mode when in the Lear   A sign taped to a glear shild on a larger jet, read  You are the co-pilot, you're here to help fly this aeroplane.   The FMS is a gem of a tool and has its mystries to many who have never sat down and studied its logical ways of moving metal through the air.  See it as a Computer first that has an Airoplane programe in it  A book by Stephen M. Casner released through ASA, which might help you is titled, The Modern Airline Cockpit   Coves the main workings of the FMS in a way that the mistery is removed   Moving along at 7 mines a minutes, means you have to think at 9 minles aminute.  Hoped this has helped you.