As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED. AFT EMERGENCY ESCAPE PATH LIGHTING IS INOPERATIVE. EMERGENCY PATH MARKING SYS FAILS DUAL FEED TEST IN AFT PORTION OF CABIN. R & R POWER SUPPLY AND BATTERY PACK AT FUSELAGE STA 1260 IAW AMM 33-60-98. OPS CHECK GOOD. ALSO AALA20160627003.