AXIOMTEK MANO861, User Manual, Page: 16 / 64

MANO861 Mini ITX Board
10 Board and Pin Assignments
System fan interface is available through SYS_FAN1, see table below.
1
Caution
Do not forget to connect the fan cables to the fan connectors. Insufficient
air flow inside the system may damage the motherboard components.
These are not jumpers! DO NOT place jumper caps on the fan connectors.
2.4.3 COM Connectors (COM34 and COM56)
These connectors are for serial (COM) ports. Connect the serial port module cable to
this connector, then install the module to a slot opening at the back of the system
chassis.
COM34, COM56
2.4.4 GPIO Connector (JDIO)
This connector is for GPIO function.
Pin Signal
1 GND
2 SYSFAN1_VCC(PWM)
3 SYSFAN1_IO
Pin Signal Pin Signal
1 DCD# 2 DSR#
3 RXD 4 RTS#
5 TXD 6 CTS#
7 DTR# 8 RI#
9 GND 10 GND
11 DCD# 12 DSR#
13 RXD 14 RTS#
15 TXD 16 CTS#
17 DTR# 18 RI#
19 GND 20 GND
Pin Signal
1 SIO_GPIO0
2 SIO_GPIO4
3 SIO_GPIO1
4 SIO_GPIO5
5 SIO_GPIO2
6 SIO_GPIO6
7 SIO_GPIO3
8 SIO_GPIO7
9 SMB_CLK_MAIN
10 SMB_DAT_MAIN
11 GND
12 VCC GPIO