English
4. TXD Control Setting:
This jumper is used to select the control signal for the transmitter buffer in RS485 2-
wire mode. There are 2 settings are selectable, one is "MAN" (manually) the other
one is "AUT" (automatically, factor default), please keep it at "AUT" in all cases.
JP2 for S1 Port
JP3 for S2 Port
MAN AUT
AUT = TXD Control is Automatic (Default)
ON
5. Factory Use Only Connectors (J1):
This connector is only used for factory production purpose, please don't install any
jumper or cable on it!
4. Hardware Installation
•
Turn the system power OFF before installation!
•
Use static electricity discharge precautions.
•
Remove the chassis cover from your computer
•
Locate an unused PCI-Express slot (typically white or ivory) and remove the
corresponding slot cover from computer chassis.
•
Plug the RS422/485 PCIe card to the unused PCI-Express expansion slot and
attached the I/O card bracket to the computer chassis screw.
•
Put the chassis cover back on the computer.
•
Turn ON the power of your computer and peripherals.
•
Proceed with Software Driver Installation.
= TXD Control is Manual
(Needs to be Configured Manually in the Device Manager)
Seriell RS-422/485 PCIe Board
12