60NORTEK14 Connector Pin Configurations6-pin connector, Stand alone, Ethernet (N2550-003, N2550-008)Connector on theinstrument sidePinnumberFunction WirecolorJoint Wire color PinnumberConnector on thecomputer sideMCIL6M withMCDLS-F (red)Male face view:1 Gnd Black Black JacketCenter2-pin jack plug2 Pwr+ Red White3 Rx- White Green 6 RJ 45 insulationconnector4 Rx+ Blue Green/White 35 Tx- White Orange 26 Tx+ Orange Orange/White 18-pin connector, Serial communication, RS232 and RS422 (N2550-001)Connector on theinstrument sidePinnumberFunction WirecolorJoint Wire color PinnumberConnector on thecomputer sideMCIL8M withMCDLS-F (red)Male face view1 Gnd Black Black JacketCenter2-pin jack plug2 Pwr+ Red White3 RS232Tx /RS422Tx-White Red 2 9-pin DSUBFemale face view4 RS422Tx+Blue White 85 RS232 Rx/ RS422Rx+White Orange 36 RS422Rx-Orange Purple 77 NC White 5*)8 Shield Green*) GND on pin 1 on instrument side, pin 5 on DSUB and on Jack Plug (jacket)