As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SFO - DURING OVERNIGHT MAINTENANCE, EMERGENCY EVACUATION ALERT MODULE WAS MISSING AT FLIGHT ATTENDANT STATION RIGHT SIDE NEAR MID GALLEY. REPLACED MISSING EMERGENCY EVACUATION ALERT MODULE AT FLT ATTENDANT STATION RIGHT SIDE NEAR MID GALLEY. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)