u Switches and Jumpers on the Control BoardThe control board is equipped with several switches used to adapt the drive I/Os to the external control signals. Figure 3.47shows the location of these switches. Refer to Control I/O Connections on page 100 for setting instructions.VIA1 A2Jumper S1Terminal A1/A2Voltage/Current SelectionOFF ONDIP Switch S2RS-422/RS-485Termination ResistorVIFM AMJumper S5Terminal FM/AMVoltage/Current SelectionFigure 3.47 Locations of Jumpers and Switches on the Control Board3.9 Control Circuit WiringYASKAWA ELECTRIC TOEP C710616 45F YASKAWA AC Drive – Z1000 User Manual 993 Electrical Installation