What was found
SEVERAL EMERGENCY LIGHT INOP RIGHT SIDE INTERIOR AND EXTERIOR OF AIRCRAFT. EMERGENCY EXIT SIGN LOCATIONS:_R2 OVERDOOR EXIT SIGN_22 DEF_13 DEF_11 DEF_9 DEF_OVERWING ESCAPE HATCH (TOP AND SIDE)_OVERWING ESCAPE HATCH (CENTER)_R1 OVERDOOR EXIT SIGN_COCKPIT EXIT SIGNS_SLIDE/OVERWING / [01] REPLACED BATTERY PACKS AT POS. M1668; M1669; M1670; M1672; M1673; M1674; AND M1675 AND PERFORMED BATTERY PACKS REPLACEMENT TEST AS PER B737 AMM 33-51-06-960-805. TEST OK.;[02] VERIFIED REPLACEMENT OF PACKS AT ALL POSITIONS. OPS CHECK OK