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6 com 2 function select jumper, Figure 4-7: pci-104 voltage jumper location, Table 4-6: pci-104 voltage jumper settings – IEI Integration PM-PV-N4551_D5251 User Manual

Page 58: Table 4-7: com 2 function select jumper settings, See table 4-6, See figure 4-7

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PM-PV-D4251/N4551/D5251 User Manual

Page 46

Setting Description

1-2 +5.0

V

2-3

+3.3 V

Table 4-6: PCI-104 Voltage Jumper Settings

Figure 4-7: PCI-104 Voltage Jumper Location

4.6.6 COM 2 Function Select Jumper

Jumper Label:

JP2

Jumper Type:

6-pin header

Jumper Settings:

See Table 4-7

Jumper Location:

See Figure 4-8

The COM 2 Function Select jumper sets the communication protocol used by the second

serial communications port (COM 2) as RS-232, RS-422 or RS-485.

Setting Description

1-2

RS-232

3-4 RS-422

5-6 RS-485

Table 4-7: COM 2 Function Select Jumper Settings