JETWAY MM91 Series User Manual page 13

Pin(1-2)of JBAT (4-pin): Clear CMOS RAM Function Settings
Pin(3-4)of JBAT (4-pin): DFDS Override
JP1 (3-pin): Mini PCI-E USB only (MPE) Slot VCC 3.3V/3 VSB Select
Pin(1-2) of JBAT →
2
Pin 1
1-2 Open: Normal(Default)
;
2
Pin 1
1-2 Closed: Clear CMOS RAM Settings
.
Pin(3-4) of JBAT → DFDS Override
2 4
Pin 1 3
3-4 Open: Normal (Default)
;
2
Pin 1
3-4 Closed: DFDS Override
.
JP1→ Mini-PCIE Slot VCC Select
3
1
1-2 Closed: MINI PCI-E Slot VCC= 3.3V
3
1
2-3 Closed: MINI PCI-E Slot VCC = 3VSB
9
Clear CMOS
4
3
4
3
4
3