What was found
DURING SERVICE CHECK, FOUND FWD B EMERGENCY TRACK LIGHT OUT. REMOVED AND REPLACED BATTERY PACK PER BOEING MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SERVICE CHECK, FOUND FWD B EMERGENCY TRACK LIGHT OUT. REMOVED AND REPLACED BATTERY PACK PER BOEING MM.