As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:NA** SUPPLEMENTAL SDR ** EMER LT TEST SWITCH DOES NOT INITIATE TEST WHEN PUSHED. WORKS INTERMITTENTLY. EMERGENCY LIGHTS TEST FUNCTION DEFERRED IAW MEL 33-50-2. DMP ACCOMPLISHED CONTROL #M801780 ASSIGNED. PLACARD INSTALLED.R/R EMERGENCY LIGHT TEST PUSHBUTTON SWITCH PER SWPM 20-83-11. OP CK GOOD PER MM 33-51-01. THIS CLEARS M801780 PLACARD REMOVED DMP REVERSED.