What was found
UNABLE TO TRANSMIT ON HF2 RECEIVE ONLY. GROUNDED - YES. VERIFIEID DEFECT, HF1 RECEIVES AND TRANSMITS 5X5. HF2 COULD NOT GET STATIC CUT OUT ON TRANSMIT WHEN KEYED, ALL CLOCKS HEARD. REF AMM 23-11-00-730-801. REMOVED AND REPLACED HF2 TRANSCEIVER IAW AMM 23-11-21-000/400-801. PASSES INSTALL TEST, LRU STATUS GREEN. NOW STATIC KEYTONE CUT OUT IS HEARD LIKE NORMAL, CAN TRANSMIT AND RECEIVE ON MULTIPLE FREQUENCIES WITH SFO RADIO. GROUND VERIFICATION SUCCESSFUL. 2 CB PULLED, COLLARED, AND RESET. NO A/C CONFIG CHANGES. THIS CLEARS MEL 23-11-01B. PLACARDS REMOVED. SEAMC DAVE NOTIFIED.