Config EM9293 Tx power

The modem FW is SWIX65C_02.17.08.00, I use follow commands to config EM9293’s Tx Power, but it return “Error” when execute “AT!DATXCONTROL=0,6,1,100”, how do I set modem Tx Power?

AT+CFUN=5
AT!ENTERCND=“A710”
AT!DATXCONTROL=0,6,1,100

does this help?