JETWAY MM91 Series User Manual page 8

Motherboard Jumper Position
JPCOM2
Jumper
Jumper
JPCOM1
JPCOM2
JPCOM3
JPCOM4
JPCOM5
JPCOM6
JATX_AT
COPEN
JBAT
JP1
JPCOM1
JATX_AT
COM1 Port Pin9 Function Select
COM2 Port Pin9 Function Select
COM3 Header Pin9 Function Select
COM4 Header Pin9 Function Select
COM5 Header Pin9 Function Select
COM6 Header Pin9 Function Select
Pin (1-2): ATX Mode
Pin (2-3): AT Mode
Pin (1-2) OPEN: Normal
Pin (1-2) SHORT: Case Open
Pin (1-2): Clear CMOS RAM Function Setting
Pin (3-4): DFDS Override
Mini PCI-E Slot (MPE)VCC3.3V/3.3VSB Select
JPCOM5
COPEN
JBAT
JPCOM6 JPCOM4
Name
4
JP1
JPCOM3
Description
4-pin Block
4-pin Block
4-pin Block
4-pin Block
4-pin Block
4-pin Block
3-pin Block
2-pin Block
4-pin Block
3-pin Block