As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE MAINTENANCE, IT WAS DISCOVERED THAT THE EMERGENCY LIGHTS FOR THE PASSENGER DOOR AND CABIN CEILING PANELS WOULD REMAIN ON WHEN ACFT WAS POWERED DOWN AND EMERGENCY LIGHTS NOT ARMED. IN ADDITION, EICAS DISPLAYED AN EMERGENCY LIGHT BATTERY FAULT. R & R EMERGENCY BATTERY. OPS CHECK PERFORMED. OPS CHECK PASSED.