What was found
SFO - EMERGENCY LIGHTS AT SEAT ROWS 21D TO 32D INOPERATIVE. REPLACED BATTERY PACK FOR EMERGENCY LIGHTS AT SEAT ROWS 21D TO 32D. SYSTEM GROUND CHECKED NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SFO - EMERGENCY LIGHTS AT SEAT ROWS 21D TO 32D INOPERATIVE. REPLACED BATTERY PACK FOR EMERGENCY LIGHTS AT SEAT ROWS 21D TO 32D. SYSTEM GROUND CHECKED NORMAL OPERATION.