As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AIRCRAFT NOT GROUNDED) L2 AND R2 LOWER WALL MOUNTED EXIT MARKING SIGN INOP, REF TSM 33-51-00-810-814-A, PERFORMED AN OPERATIONAL TEST OF CABIN EMERGENCY LIGHTS AND SIGNS IAW MM 33-51-00-710-009-A. BOTH LOWER DOORS L2 AND R2 WALL MOUNTED EXIT SIGNS DID NOT COME ON. DUE TO BOT NOT ILLUMINATING TSM RECOMMENDS REPLACEMENT OF POWER SUPPLY UNIT 110WL3. ORIGNINAL PROBLEM REMAINS FUTHER T/S REQUIRED.