IEI Integration IMBA-XQ354 v1.00 - Manual (Page 99)

IMBA-XQ354 Motherboard
Page 79
COM Port Jumper Pin 9 Voltage Input Pin 9 RI Function
COM6 J_COM_F6 Short 1-2 Short 2-3
Table 5-3: COM Port Pin 9 Function Select Jumper Settings
The COM Port Pin 9 Function Select jumper location is shown in
940H940H
Figure 5-9 below.
Figure 5-9: COM Port Pin 9 Function Select Jumper Location
5.4.3 COM Port Pin 9 Voltage Setting Select
Jumper Label: J_COM_V3, J_COM_V4, J_COM_V5 and J_COM_V6
Jumper Type: 5-pin header
Jumper Settings: See
941H941H
Table 5-4
Jumper Location: See
942H942H
Figure 5-10
NOTE:
To specify pin 9 on the COM ports as either 5 V or 12 V output, pin 9 on
the respective jumper must be set to the voltage function and not the RI
function. Please see the previous section.