What was found
DURING EMERGENCY LIGHT CHECK CARD 3351-7004. FOUND DOOR 1L SIDEWALL EMERGENCY LIGHT, SEAT MOUNTED EMERGENCY LIGHT AT ROW 4-6 AND 14-30 AND 45-48, BULL NOSE EMERGENCY LIGHT AT ROW 22L, 23R, 24L, 25R, 27L, 29L, 31L. DOOR 3R SIDEWALL EXIT LIGHT, DOOR 2L FWD EXIT LIGHT, 2R AFT EXIT LIGHT, DOOR 4L SIDEWALL LIGHT AND DOOR 2 CEILING EMERGENCY EXIT LIGHT. ALL FAILED CHECK IAW WC 3351-7004. EXTERIOR EMERGENCY LIGHTS THAT FAILED ARE DOOR 1, 2, 3R. DOOR 1, 2, 3, 4L. BOTH OVER WING EXIT LIGHTS ON LT AND RT SIDE. CHANGED BATTERY PACKS THE LIGHTS WORK FINE IAW AMM 33-51-00, PB501.