CPCIS_Connectors_P1_P4_P6:IC5/6/7 it would make sense to ground 2B2 and 4B2 through a pull-down resistor
to dump any possible noise on tightly coupled N line when BP_DUAL* is used as JTAG
to dump any possible noise on tightly coupled N line when BP_DUAL* is used as JTAG