As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIGTAIL P43 SPARKED WHEN IT WAS PLUGGED INTO THE GALLEY CART MODULE. DEACTIVATED FOOD CART CONTROLLER N43, BREAKER PULLED AND WRAPPED WITH DF STICKER. COLLARED BREAKER AND SECURED PIGTAIL END. REPLACED THE PIGTAIL P43 NEW TECH CART CABLE PER AMM. TESTED THE CABLE PER AMM. TESTED GOOD.