What was found
DURING AIRCRAFT MAINTENANCE, FLIGHT RECORDER AC CIRCUIT BREAKER POPPED AND COULD NOT BE RESET. TROUBLESHOOTING DETERMINED DIGITAL FLIGHT DATA AQUISITION UNIT P/N 967-0212-002 TO BE FAILED. REPLACED UNIT AND OPERATIONAL CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING AIRCRAFT MAINTENANCE, FLIGHT RECORDER AC CIRCUIT BREAKER POPPED AND COULD NOT BE RESET. TROUBLESHOOTING DETERMINED DIGITAL FLIGHT DATA AQUISITION UNIT P/N 967-0212-002 TO BE FAILED. REPLACED UNIT AND OPERATIONAL CHECK NORMAL.