What was found
AFTER ACFT POWER UP, FOUND STATUS MSG BOTTLE 2A CARGO, BOTTLE 2B CARGO & BOTTLE 2C CARGO ON MFD. 2A,2B,2C FIRE EXTINGUISHER BOTTLE DISCHARGED. R&R LOWER CARGO FIREX BOTTLE POSITION 2A LOWER FIREX BOTTLES POSITION 2B & 2C. R&R LOWER CARGO FIREX BOTTLE POSITION 2B LOWER FIREX BOTTLES POSITION 2C A. R&R FIRE EXT BTL 2C & FIRE EXT FILTER/REGULATOR. R&R FIRE EXT BTL 2A IAW AMM 26-23-01-4. PERFORMED 26 CARGO SQUIB OPS TEST & IT PASSED. A/C OK FOR SVC.