4
Motherboard Jumper Positions
Jumpers
Jumper
Name
Description Pitch
JCOM1
COM1 Port Pin9 Function Select
4-pin Block
2.0mm
JCOM2
COM2 Port Pin9 Function Select
4-pin Block
2.0mm
JCOM3
COM3 Header Pin9 Function Select
4-pin Block
2.0mm
JCOM4
COM4 Header Pin9 Function Select
4-pin Block
2.0mm
JBAT
CMOS RAM Clear Function Setting
3-pin Block
2.0mm
JAT_ATX
ATX/AT Mode Select
3-pin Block
2.54mm
COPEN
Case Open Message Display Detect
2-pin Block
2.54mm
JP2
ME Features Select
2-pin Block
2.0mm
*JP3
Debug Jumper (Lab only)
2-pin Block
2.54mm
*J1
Debug Jumper (Lab only)
2-pin Block
2.0mm
*
Note:
JP3
&
J1
is designed for laboratory debug only, not for user general purpose.
JCOM1
JCOM2
*JP3
*J1
JAT_ATX
COPEN
JCOM3
JBAT
JP2
JCOM4
