As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING T/C 78233008 FOUND RIGHT OVERWING EMERGENCY EXIT SIGNS FAILED TO ILLUMINATE SEAT 16.17. GROUNDED - YES. PERFORMED EMERG LTS OPS CHECK IAW AMM 33-51-00-710-801. R/H OVERWING FWD/AFT OVERHEAD LTS INOP. REMOVED AND REPLACED EMER BATT PACK AND CHARGER IAW AMM 33-51-06-960-805/806. PASSES INSTALL TEST AND OPS CHECK. ALL EMERG LTS ILLUMINATE AT THIS TIME.