As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ONE LEFT SLIDE BATTERY PACK FAILED ON CIDS TEST. REPLACED SLIDE ASSY SLIDE ASSY IS SECURED ON DOOR, INFLATION CYL SAFETY PIN IS REMOVED AND STOWED, DOOR ASSIST BOTTLE STRICKER LEVER IS IN ARMED POSITION AND SAFETIED, EMERGENCY LIGHTS TEST OK. ACFT RETURNED TO NORMAL REF METHOD NR 1.