SOMB-073 QSEVEN Carrier Board42.2.1 Start Upon Power-on Hardware Switch(JAT)JAT Power ModeClose Self-start upon power onOpen Non self-start upon power on2.2.2 COM2 Jumper Setting(J5, J6, J7)J5,J6,J7 are used to config the transmission mode of COM2. COM2 supportsRS232/RS422/RS485. Users can config this port based on the actual needs.Company Confidentia