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I2C to PCI-Express Slot
JI
2
C1/JI
2
C2 allows you to enable the I
to communicate with the PCI-Express slot.
For the jumpers to work properly, please set
both jumpers to the same setting. If enabled,
both jumpers must be enabled. If disabled,
both jumpers must be disabled. See the table
on the right for jumper settings.
Watch Dog Enable/Disable
JWD1 enables the Watch Dog function, a
system monitor that takes action when a
software application freezes the system.
Jumping pins 1-2 will have WD reboot the
system if a program freezes. Jumping pins
2-3 will generate a non-maskable interrupt
for the program that has frozen. See the
table on the right for jumper settings. Watch
Dog must also be enabled in BIOS.
VGA Enable/Disable
JPG1 allows you to enable or disable the
VGA port. The default position is on pins 1
and 2 to enable VGA. See the table on the
right for jumper settings.
LAN1/2 Enable/Disable
Change the setting of jumper JPL1 to enable
to enable or disable the LAN1 and LAN2
Ethernets ports. See the table on the right
for jumper settings. The default setting is
enabled.
SAS Enable/Disable
JPS1 allows you to enable or disable the
SAS controller. The default position is on
pins 1 and 2 to enable SAS. See the table
on the right for jumper settings.
I
2
C to PCI-Express Slot
Jumper Settings
2
C bus
(JI
Jumper Setting Defi nition
Closed
Open
Watch Dog
Jumper Settings (JWD1)
Jumper Setting
Pins 1-2
Pins 2-3
Open
Note: when Watch Dog is enabled,
the user must write their own
application software to disable the
Watch Dog Timer.
VGA Enable/Disable
Jumper Settings (JPG1)
Jumper Setting
Pins 1-2
Pins 2-3
LAN1/2 En/Disable
Jumper Settings (JPL1)
Jumper Setting
Pins 1-2
Pins 2-3
SAS Enable/Disable
Jumper Settings (JPS1)
Jumper Setting
Pins 1-2
Pins 2-3
2-17
Chapter 2: Installation
2
C1/JI
2
C2)
Enabled
Disabled
Defi nition
Reset
NMI
Disabled
Defi nition
Enabled
Disabled
Defi nition
Enabled
Disabled
Defi nition
Enabled
Disabled
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