As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAINTENANCE REPORTED THAT AFTER THE FOWARD FLIGHT ATTENDANT PSU TEST AND RESET, ROWS 15 C & D AND 16 C & D BLUE RAINBOW LIGHTS WOULD NOT EXTINGUISH. REMOVED AND REPLACED PRINTED CIRCUIT BOARDS AT SEATS 15 C & D AND 16 C & D PER EMB AMM AND OPS CHECKED GOOD.