As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6820 DURING SRVC CHK FOUND EMER EXIT LIGHTS AT SEAT ROW3 - R2 EXIT ONLY COME ON FOR A FEW SECONDS. CORRECTIVE ACTION: FOUND BATTERY PACK AT R2 DOOR LOW CHARGE REMOVED AND REPLACED BATTERY PACK AT R2 DOOR EMERGANCY LTS CHECK GOOD NOW IAW B757 AMM 33-51. (4194560)