What was found
DURING EMERGENCY LIGHT TEST HAD BATT FWD L, UNIT FWD L AND COM FWD L MESSAGES ON THE CABIN INTERCOMMUNICATION DATA SYSTEM (CIDS) PANEL AT DOOR 1 LEFT. *S/D* REPLACED EMERGENCY POWER SUPPLY UNIT AT DOOR 1 LEFT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING EMERGENCY LIGHT TEST HAD BATT FWD L, UNIT FWD L AND COM FWD L MESSAGES ON THE CABIN INTERCOMMUNICATION DATA SYSTEM (CIDS) PANEL AT DOOR 1 LEFT. *S/D* REPLACED EMERGENCY POWER SUPPLY UNIT AT DOOR 1 LEFT.