As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEVERAL EMERGENCY LIGHTS AT THE LT OVERWING ARE INOP. UPON TROUBLESHOOTING EMERGENCY LIGHTS AT LT OVERWING; FOUND BATTERY PACKS M1668 AND M2335 INOP. REMOVED AND REPLACED BATTERY PACKS M1668 AND M2335 AND PERFORMED GOOD OPS TEST PER AMM 33-51-06-960-805 AND WDM 33-51-12 AND WDM 33-51-13.