Here is the check list for the TBM-700-900 for pressurization issues.
3.2.22 ("CABIN ALTITUDE" red CAS message) Oxygen is step 2.
Indicates a cabin altitude over 10000 ft ± 500 ft.
1 - Pressurization indicator CHECK ......................................................
If cabin altitude > 10000 ft ± 500 ft :
2 - OXYGEN USE, ............................................................ if necessary
FLY THE AIRPLANE
3 - ”BLEED” switch ......................................................... CHECK AUTO
4 - ”DUMP” switch ................................................. CHECK UNDER GUARD
5 - ”EMERGENCY RAM AIR” control knob ................................. CHECK PUSHED
6 - Limit flight altitude to maintain cabin altitude < 10000 ft
7 - If necessary .................................................. EMERGENCY DESCENT
Anybody notice how by following this checklist could lead a pilot into a trap?
The checklist was copied from another pilot's website.