Advantech ARK-3381 - Figure 3.2:JP5;JP6;JP7 Jumper Pin Layout; COM5 RS-232;422;485 Jumper Setting; Table 3.4:COM5 RS232;422;485 Jumper Selection

23 Chapter 3
Figure 3.2: JP5/JP6/JP7 Jumper pin layout
3.6 COM5 RS-232/422/485 Jumper setting
(JP8/JP9/JP10 Located on internal I/O board)
The COM5 port connector located on rear face plate of ARK-3381 unit
which can be configured to operate in RS-232, RS-422 or RS-485 mode
by setting up the Jumper Pins of JP8/JP9/JP10 located on internal I/O
board of ARK-3381 unit. Please refer the Table 3.4 to select the setting,
The default setting value has been set for RS-232.
(*): means default setting of the jumper/function
Table 3.4: COM5 RS232/422/485 Jumper Selection
Function JP8 JP9 JP10
RS232 * 1-3 closed
2-4 closed
1-3 closed
2-4 closed
5-6 closed
RS422 3-5 closed
4-6 closed
3-5 closed
4-6 closed
3-4 closed
RS485 3-5 closed
4-6 closed
3-5 closed
4-6 closed
1-2 closed