As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY SLIDE LIGHT (EXT) AT L4 DOOR WILL NOT TEST. CHANGED ATA 3300 TO 3350. RELAMPED, NO HELP. CHECKED FUSES, ALL OK. FOUND 6.5VDC AT LIGHT ASSY. REQ'S LIGHT ASSY, NSU LAX. PLACARD INOP PER MEL. REMOVED AND REPLACED SOCKET IAW AMM 35-51-09 OPS CHECKED GOOD. OK FOR SERVICE. REMOVED MEL 33-51-2 CNTL NUMBER 529486.