As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:N/AAFTER T.O. WE COULD NOT TRANSMIT ON VHF 1. WE TRIED BOTH CAPT & F.O. SIDE WITH BOOM AND HAND MIKE. WE ARE ABLE TO HEAR TRANSMISSIONS.SWAPPED NR 1 & 3 R/T UNITS IAW MM 23-12-01. VHF 1 OPS CHECKED GOOD IAW MM 23-12-01.