Com1 Mode Select (Jp4, Jp5, Jp6); Com2 Mode Select (Jp1, Jp2, Jp3); Temperature Sensor Source Select (Jp7) - AXIOMTEK IMB520R User Manual

IMB520R / 521R LGA1151 ATX Motherboard
2.4.3

COM1 Mode Select (JP4, JP5, JP6)

Use these jumpers (3x2-pin p=2.54mm) to set COM1 port to operate in RS-232, RS-422
or RS-485 communication mode.
Function Setting
JP6 1-2 close
RS-232 mode
JP4 3-5, 4-6 close
(Default)
JP5 3-5, 4-6 close
JP6 3-4, 7-8 close
RS-422 mode JP4 1-3, 2-4 close
JP5 1-3, 2-4 close
JP6 5-6, 7-8 close
RS-485 mode JP4 1-3, 2-4 close
JP5 1-3, 2-4 close
2.4.4

COM2 Mode Select (JP1, JP2, JP3)

Use these jumpers (3x2-pin p=2.54mm) to set COM1 port to operate in RS-232, RS-422
or RS-485 communication mode.
Function Setting
JP3 1-2 close
RS-232 mode
JP1 3-5, 4-6 close
(Default)
JP2 3-5, 4-6 close
JP3 3-4, 7-8 close
RS-422 mode JP1 1-3, 2-4 close
JP2 1-3, 2-4 close
JP3 5-6, 7-8 close
RS-485 mode JP1 1-3, 2-4 close
JP2 1-3, 2-4 close
2.4.5

Temperature Sensor Source Select (JP7)

Use these jumpers (3x1-pin p=2.54mm) to set temperature sensor source to operate
form external or onboard mode.
Function
Onboard Sensor(Default)
External Sensor
An external sensor can be installed at 2-3.
Note
10
JP6
JP3
Setting
1-2 close
2-3 close
JP4 JP5
JP1 JP2
Board and Pin Assignments