As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNABLE TO TRANSMIT ON #2 HF. ABLE TO HEAR AND RECEIVE SELCAL ON HF #2. GROUNDED - YES. REPLACED #2 TRANSCEIVER & COUPLER REF B737-800 AMM 23-11-61 & AMM 23-11-21. #2 HF RADIO OPS CHECK GOOD IAW AMM 23-11-21 AND 23-11-61 THIS CLEARS MEL 23-11A.