As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN OPERATING THE L1 DOOR THERE ARE SPARKS COMING FROM THE SLOT WHERE THE YELLOW SAFETY PLACARD UNDERNEATH THE ARMING LEVER. OPERATED THE L1 DOOR ELECTRONICALLY AND MECHANICALLY SEVERAL TIMES. DOOR OPERATES NORMALLY. NO DEFECTS NOTED. NO WIRING OR SURFACES PRESENT CAUSING SPARKING. COULD NOT DUPLICATE OR IDENTIFY ANY CAUSE. OK FOR SERVICE