As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OPERATIONAL TEST OF THE EMERGENCY LIGHT SYS ROWS 13 & 14 LEFT, FOUND INOPERATIVE. UPON INSPECTION FOUND WIRE BROKEN ON HARNESS FIN 7260VC6, PN 8008-47-70-70. ACFT WAS PLACED OUT OF SERVICE AND HARNESS WAS REPLACED AND NO DELAY ON SCHEDULED FLIGHT INCURRED.