As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THE EXIT LIGHT OVER THE R1 DOOR AND BULKHEAD BETWEEN FIRST CLASS AND COACH BLINK ON AND OFF CONTINUOUSLY. MAINTENANCE REMOVED AND REPLACED THE POWER SUPPLY FOR AFFECTED EMERGENCY LIGHTS PER AMM 33-51-51-962-016. ALSO, REMOVED AND REPLACED BATTERY PACK FOR AFFECTED LIGHTS PER AMM 33-51-51-962-015. OPS CHECKS OK.