What was found
CVR NO TEST LIGHT WHEN SWITCH TO PILOT OR COPILOT TEST POSITION, GARBLED NOISE AND SQUEAL OVERHEAD SET IN TEST POSITION, AND NO LIGHT AFTER 10 MINUTES WITHOUT AIRCRAFT RUNNING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CVR NO TEST LIGHT WHEN SWITCH TO PILOT OR COPILOT TEST POSITION, GARBLED NOISE AND SQUEAL OVERHEAD SET IN TEST POSITION, AND NO LIGHT AFTER 10 MINUTES WITHOUT AIRCRAFT RUNNING.