As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE CARGO WARNING MESSAGE DURING TAXI. COMPLIED WITH IMMEDIATE ACTION CHECKLIST QRH. CARGO BOTTLE LOW CAUTION MESSAGE. MESSAGE SMOKE CARGO EXTINGUISHED. REMOVED AND REPLACED BOTH FIRE BOTTLES AND SQUIBS IAW MM. REMOVED FROM MEL AND PLACARD. REMOVED AND REPLACED CARGO SMOKE DETECTOR. INSIDE SMOKE DETECTOR WAS DIRTY CAUSING INTERMITTENT ALARMS. CLEANED INSIDE DETECTOR. (M)