AXIOMTEK GOT3126T-832, User Manual

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GOT3126T-832
User’s Manual
10 Hardware and Installation
2.3 Serial Ports Interface
The GOT3126T-832 has four serial ports. COM1 is RS-232/422/485, while COM2 and COM3
are RS-232.
The following table shows you the pin assignments of this connector:
Jumper Description Jumper Setting
COM 1
RS-232 (Default)
JP8 JP7
JP9
RS-422
JP8
JP7
JP9
RS-485
JP8 JP7
JP9
2.3.1 COM1&COM2 Connector
The COM1 and COM2 is a standard DB-9 connector. This connector is equipped with
+5V level power capability on DCD and +12V level on RI by setting JP10 and JP11.
Jumper Description Default Jumper Setting
JP10
COM1 Port
W/O Power: (3-5, 4-6)
With Power: (1-3) DCD_+5V
(2-4) RI_+12V
(3-5, 4-6)
JP11
COM2 Port
W/O Power: (3-5, 4-6)(Default)
With Power: (1-3) DCD_+5V
(2-4) RI_+12V
(3-5, 4-6)
JP12
COM3 Port
W/O Power: (3-5, 4-6)(Default)
With Power: (1-3, 2-4)
(3-5, 4-6)