As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OPERATIONAL TEST OF EMERGENCY EVACUATION SIGNALING SYSTEM FAILED STEP 4A OF AMM 23-73-00-710-026-A. RESET AT L3 DOOR ON PANEL 2064VU. EVACUATION ALERT, SIGNAL AND INDICATOR LIGHT REMAINED ON. REPLACED THE SWITCH AT THE L3 EMERGENCY EXIT DOOR IAW AMM 23-73-00. OPS CHECKED GOOD.