What was found
AIRCRAFT WAS NOT GROUNDED: CABIN PREFLIGHT FOUND FORWARD MEGAPHONE BATTERY DEAD. REPLACED BATTERIES IN MEGAPHONE OKAY FOR SERVICE PER GPM 17.11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: CABIN PREFLIGHT FOUND FORWARD MEGAPHONE BATTERY DEAD. REPLACED BATTERIES IN MEGAPHONE OKAY FOR SERVICE PER GPM 17.11.