What was found
DURING LINE CHECK, FOUND CABIN EMERGENCY LIGHTS INOPERATIVE. REPLACED FORWARD OVERHEAD BATTERY PACK AND POWER SUPPLY, OPERATIONAL CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING LINE CHECK, FOUND CABIN EMERGENCY LIGHTS INOPERATIVE. REPLACED FORWARD OVERHEAD BATTERY PACK AND POWER SUPPLY, OPERATIONAL CHECK OK.