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3.
Boot up or reset the system, press Del to enter into BIOS
4.
Select Integrated Peripherals
Serial Port 1 and Onboard Serial Port 2,
5.
Change the IRQ and IO address from Disablde to the above setting.
6.
Press F10 or Back to "Save and Exit Setup" to finish setup change.
7.
Fasten the COM port bracket on the UNO-3072A/3074A system
like below.
The IRQ and I/O address range of COM3 and COM4 are listed below:
COM3: 2E8H, IRQ4 COM4: 2F8H, IRQ3
2.4 LAN: Ethernet Connector
The UNO-3072A/3074A is equipped with a Intel 82574L Ethernet LAN
controller that is fully compliant with IEEE 802.3u 10/100Base-T CSMA/
CD standards. The Ethernet port provides a standard RJ-45 jack on board,
and LED indicators on the front side to show its Link (Green LED) and
Active (Y ellow LED) status.
UNO-3072A/3074A User Manual
Super I/O device
16
Onboard
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