Aplex APC-3X17B User Manual page 22

14. HDMI:
(HDMI 19P Connector), High Definition Multimedia Interface connector.
15. BT1:
POWER on/off Button, They are used to connect power switch button. The two pins
disconnected under normal condition. You may short them temporarily to realize
startup & shutdown or awaken the system from sleep state.
16. JCOM1:
(2.0mm Pitch 2x3 Pin Header),COM1 jumper setting, pin 1~6 are used to select signal out
of pin 9 of COM1 port.
17. COM1:
(Type DB9),Rear serial port, standard DB9 Male serial port is provided to make a
direct connection to serial devices. COM1 port is controlled by pins No.1~6 of
JCOM1,select output Signal RI or 5V or 12v, For details, please refer to description of
APC-3X17B User Manual
LB_D2_P
Ground
LB_CLK_N
LB_CLK_P
Ground
DS_DDC_DATA
Ground
LB_D3_N
LB_D3_P
NC
are
system
JP3 Pin#
Close 1-2 COM1 RI (Ring Indicator)
Close 3-4 COM1 Pin9=+5V
Close 5-6 COM1 Pin9=+12V
22 21 LA_D2_P
24 23 Ground
26 25 LA_CLK_N
28 27 LA_CLK_P
30 29 Ground
32 31 LVDS_DOC_CLK
34 33 Ground
36 35 LA_D3_N
38 37 LA_D3_P
40 39 NC
Function
(default)
(option)
(option)
22