As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVED TERRAIN TOO LOW ALERT AT APPROX. 400' AGL ON TAKEOFF. RADAR ALT 1 READING UNRELIABLE. AT CRUISE RECEIVED LANDING GEAR AURAL WARNING ALERT WHEN POWER WAS REDUCED. RADAR ALT 1 READING UNRELIABLE AGAIN. PERFORMED QRH PROCEDURE, LANDING GEAR AURAL WARNING CANNOT BE CANCELED. R & R RADAR ALT 1 IAW AMM 34-31-01 OPS CHECKED GOOD. ORIG SUBMISSION DATE: 1/22/2023.