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Introduction
2-2 Jumper Settings
JUSB
JPCIE1
JPCIE2
JPCIE1~JPCIE2
: PCI-E slot Control Jumper
These jumpers redirect the PCI-E signals from PCI-EXP2 and PCI-EXP3 to the PCI-EXP4 connector.
This allows 4x bandwidth on PCI-EXP4 slot to cater for higher bandwidth cards such as VGA and
RAID connectors.
JPCIE1
JPCIE2
Settings:
1-2: PCI-E x4 mode (Default)
2-3: PCI-E x1 mode
Supported Configuration:
J
P
C
E I
1
J /
P
C
E I
2
P
I C
E -
S
e
t t
n i
g
s
1
2 -
x
4
2
3 -
x
1
Jumpers JPCIE1 to JPCIE2 must always be set to the same mode.
8
JCMOS:
If the CMOS data becomes corrupted or you forgot the
supervisor or user password, clear the CMOS data to
reconfigure the system back to the default values stored in
the ROM BIOS.
JUSB
: USB S3 Wake up Jumper
This jumper disconnects 5V standby voltage to USB devices.
This means USB devices will not be able to wake-up the system
from S3 (Suspend to RAM) power saving mode.
JCMOS
X
P
4
P
I C
E -
X
P
2
P
I C
E -
X
P
3
O
O
x
1
x
1
Clear CMOS data Jumper
Settings:
1-2: Normal (Default)
2-3: Clear CMOS
Settings:
1-2: Enabled (S3 enabled)
2-3: Disabled (No S3)
Set both jumpers to 1-2 to use PCI-EXP4 as high
bandwidth PCI-E x4 slot.
Set both jumpers to 2-3 to use PCI-EXP2 and
PCI-EXP3 slots.
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