As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6706 EMERGENCY PATH LIGHT AT 2L DOOR & L O / W BATTERIES DIED DURING DE-PLANING. CORRECTIVE ACTION: DUE TO A/C LOSS OF GND PWR DURING DEPLAINING RESUPPLIED GND PWR CHARGED BATTERIES AND TESTED PER B757 AMM 33-51. GND CKS GOOD. (9940354)