Wirelessly posted (Mozilla/5.0 (iPhone; CPU iPhone OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3)
Also ensure your coax, connections, and antenna are OK and presenting a proper load and no mismatch or high SWR to the transmitter. The TS2000 has protection circuitry that will disable TX in those conditions.