IEI Integration PM-PV-N4551_D5251 - Manual (Page 58)

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