As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHILE TESTING THE ELT ON ITS ANNUAL CERTIFICATION IAW CAR 571 APPENDIX G FOUND BATTERIES DEAD. BATTERIES WHERE DATED OCT 2019. BATTERIES REPLACED AND UNIT TESTED. ELT STILL HAD NO OUTPUT POWER ON 121.5 MHZ, 243.0 MHZ OR 406 MHZ. INDICATION LIGHT ON FRONT OF UNIT INDICATED THAT THE UNIT WAS OPERATING. UNIT REMOVED FROM SERVICE.