What was found
THE LT SIDE EMERGENCY POWER SUPPLY UNIT TESTED BAD. MAINTENANCE REPLACED THE MID CABIN LT SIDE EMERGENCY POWER SUPPLY UNIT. OPS CHECKED, OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE LT SIDE EMERGENCY POWER SUPPLY UNIT TESTED BAD. MAINTENANCE REPLACED THE MID CABIN LT SIDE EMERGENCY POWER SUPPLY UNIT. OPS CHECKED, OK.