As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THREE EMERGENCY AREA LIGHTS INOP ON LEFT SIDE (1 FWD AND 2 AFT LIGHTS). RELAMPED LIGHTS ONLY FWD LIGHT OPS CK GOOD. TWO MOST AFT LIGHTS ON LEFT SIDE STILL INOP. REMOVED AND REPLACED EMERGENCY BATTERY PACK M1898 PER B737 900 MM 33 51 06 SYSTEM, OPS CHECKS NORMAL.