As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD ENTRY DOOR EMERGENCY ESCAPE SLIDE EVACUATION SLIDE WARNING HORN SYS WILL NOT TEST; LIGHTS OK. EMERGENCY ESCAPE SLIDE WARNING HORN INOP; DEFERRED PER MEL 52-73-01-2-4. EMERGENCY DOOR TEST BUTTON SEEMS TO HAVE STICKY SUBSTANCE IN BUTTON CLEANED BUTTON WITH CONTACT CLEANER. BUZZER AND LIGHT WORKS OK. THIS CLEARS M304686.