As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK FAILS TEST SUPPORT TASK NSA EMX NR 00258. REMOVED AND REPLACE FUSE F2 AND F3 ON M1694 BATTERY CHARGER AND PERFORMED EMERGENCY LIGHTS OPERATIONAL CHECK IAW B737NG AMM 33-51-00. OPS CHECK GOOD.