What was found
SEVERAL EXTERIOR AND INTERIOR EMERGENCY LIGHTS INOPERATIVE.<[01] PERFORMED EMERGENCY LIGHT - OPERATIONAL TEST AS PER B737 AMM 33-51-00-710-801. FOUND FOLLOWING EMERGENCY LIGHTS INOPERATIVE L1063; L731; L1086; L273; L1065 STA 480 AND L1187 (M1675 EMERGENCY LIGHT BATTERY PACK) AND L1065 STA 500C; 520; 560 AND 640 (M2335 EMERGENCY LIGHT BATTERY PACK). <BR>PERFORMED TROUBLESHOOTING AS PER B737 FIM 33-50 TASK 801 AND SSM 33-51-12; SSM 33-51-21 AND SSM 33-51-11. FOUND M1675 AND M2335 EMERGENCY EXIT LIGHT BATTERY PACKS DEFECTIVE. REMOVED AND REPLACED M1675 AND M2335 EMERGENCY EXIT LIGHT BATTERY PACKS AS PER B737 AMM 33-51-06-960-805. INSTALLATION TEST PASSED.;[02] VERIFIED STEP 1.