What was found
EMERGENCY LIGHT BATTERY FAULT ON EICAS WHEN THE EMERGENCY LIGHTS ARE ON. OVERHEAD AFT GALLEY, CTR EXIT LOCATOR SIGN INOPERATIVE & LAST AFT OVERHEAD CABIN EMERGENCY LIGHT INOPERATIVE WHEN EXIT LIGHTS ARE ON. TESTED IAW FIM 33-50-00-810-813-A, REMOVED AND REPLACED THE ELPU NR 3 IAW AMM 33-50-01, CHECKED NORMAL. R & R ELPU NR 5 IAW AMM 33-50-01, OPS OK.