What was found
PRIOR TO FLT 560 (ORD-PUJ), DURING WEEKLY MAINTENANCE CK, MAINTENANCE OBSERVED THE EMERGENCY ESCAPE FLOOR PATH LIGHTING WAS INOP AT ROWS 5 & 6. (SUSPECT P/N 5879-9, CABLE, LEAD ASSY). PART IS ON ORDER. AIRCRAFT WAS RELEASED PER MEL 33-50-03-3 (NON-EXIT CUE LIGHTS). AIRCRAFT RETURNED TO SERVICE. NOTE: CORRECTED TYPO OF REGISTRATION NUMBER (FROM N276AV TO N267AV, ALL OTHER INFO VALID) ON 11 MAY 06 & RESUBMITTED. ON 13 MAY 2006, MAINTENANCE REPLACED DEFECTIVE LEAD ASSY-CABLE P/N 5879-9 & SYSTEM OP'S CK'D OK. THIS CLEARS MEL 33-50-30-3 AND CLOSES THIS SDR. AIRCRAFT RETURNED TO SERVICE.