What was found
DURING REACTIVATION FROM LONG TERM PARKING. EMERGENCY LIGHT SIGN AT R1 DOOR INOP...REMOVED AND REPLACED BATTERY IAW 787 AMM 33-51-07 OPS CK GOOD
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING REACTIVATION FROM LONG TERM PARKING. EMERGENCY LIGHT SIGN AT R1 DOOR INOP...REMOVED AND REPLACED BATTERY IAW 787 AMM 33-51-07 OPS CK GOOD