Professionals don't just flip switches randomly. They use a "U-shaped" flow starting from the top left (Flight Controls) down to the bottom, across, and back up to the top right (Anti-Ice).
Always perform a "Bright/Dim" test on the overhead to ensure no bulbs are blown before a night flight.
Mastering the Boeing 737-800 Overhead Panel: A Comprehensive Guide for Pilots and Simmers boeing 737800 overhead panel pdf new
Essential for ensuring both "packs" (air conditioning units) receive air during engine start.
If a switch has a red or black guard, it is critical. Do not flip it unless you are in a specific emergency checklist (QRH). Professionals don't just flip switches randomly
The is the nerve center of the world’s most popular narrow-body jet. For student pilots moving into type rating and flight simulation enthusiasts alike, mastering this complex grid of switches, gauges, and guards is a rite of passage.
A standard low-res image won't cut it when you're trying to read the labels on the panels or the fine print on the IRS (Inertial Reference System) display. A modern PDF allows you to: Mastering the Boeing 737-800 Overhead Panel: A Comprehensive
This is perhaps the most visual change in "new" 737-800 overhead panels. Older analog dials for cabin altitude have been replaced by digital controllers.