## use roll-over cable pin assignment 1 ---- 8 2 ---- 7 3 ---- 6 4 ---- 5 5 ---- 4 6 ---- 3 7 ---- 2 8 ---- 1 when connecting to terminals with 9-pin DSUB com port, use RJ45-to-9pin DSUB adapter labelled "TERMINAL"