As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH ROW 27-30 AREA EMERGENCY LIGHTS INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK S/N 217434 AT LH AFT GALLEY CEILING, AND BATTERY PACK AND POWER SUPPLY ABOVE CEILING PANEL AT FS 727H+16. OPS CHECKS GOOD IAW B737-900ER AMM 33-51-06-960-805 AND 33-51-06-960-806.