As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 7659171) IB SVC FOUND LT FWD CEILING EMER LIGHTS AND FWD WIND EMER LIGHT INOP. CEILING EMER LIGHTS OVER ROWS 3, 11, 15 AND EXTERIOR LH LIGHT FWD WING EXITS. R AND R M2335 BATTERY IN REF TO B737 AMM 33-51-06. OPS CKS GOOD AT THIS TIME.