Internal I/O Connectors And Switches - Advantech UNO-127 User Manual

Table 2.2: COM Connector Pin Assignments
RS232
7 RS422
RS485
RS232
9 RS422
RS485
2.3

Internal I/O Connectors and Switches

The following figure demonstrates the locations of internal connectors and switches
on the UNO-127's motherboard.
BAT1
SW3
LAN1
USB1
PWR1
Table 2.3: Internal Connectors and Jumper Switches
Label
DCIN1
CN1
CN2
CN3
LAN1
USB1
SW3
PWR1
PSON1
BAT1
Note! *This power is from DC Power inputs
RTS
R-
GND
GND
GND
Figure 2.5 Internal I/O Connectors/Switches
Function
Power Connector
HDMI Connector
Riser Connector
MiniPCIe Connector
LAN Connector x 2
USB Connector x 2
Clear CMOS Switch
Reset Button + Power Button
AT/ATX Connector Pin
RTC Battery Connector
11
RS232
8 RS422
RS485
RS232
10 RS422
RS485
UNO-127 User Manual
RTS
R-
GND
GND
GND
CN2
PSON1
CN3
CN1
DCIN1