What was found
THE 19AB, 20AB EMER LIGHTS FLASH - *FIX DN. REPLACED POWER SUPPLY AND BATTERY ASSYS M1559 AND M737 AT SEAT 21A PER MM, TESTED AND OPS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE 19AB, 20AB EMER LIGHTS FLASH - *FIX DN. REPLACED POWER SUPPLY AND BATTERY ASSYS M1559 AND M737 AT SEAT 21A PER MM, TESTED AND OPS NORMAL.