What was found
SUPPORT TASK: P/R (721771) MULTIPLE PASSENGER CABIN EMERGENCY LI GHTING ZONES FAIL TO ILUMINATE. REF BY PEMCO NR 2710N69 REMOVED AND REPLACED EMERNCY BATTERY PACKS AT ALL FWD, MID AND A FT LOCATIONS PER B737 AMM 33-51-06. TEST OK 12 EA. PACKS REPLICE D EQUIPMENT NO.5 M1672, M1673, M1674, M1675, M2626, M2627 TO CAPACITY CHECK FAIL.WRK PERFORMED BY P431, ENTERED, I NSP.