As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT PANEL DOES NOT INDICATE AFT R4 DOOR IS ARMED. COCKPIT INDICATION NORMAL. MAINTENANCE FOUND THE AFT RIGHT ESCAPE SLIDE BOTTLE PRESSURE LOW (OUT OF GREEN BAND) AND REPLACED THE SLIDE ASSEMBLY IAW TASK CARD 26L00025010. AIRCRAFT GROUNDED.