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H8QG6/i+-F Serverboard User's Manual
2-18
I2C to PCI-Express Slot
JI
2
C1/JI
2
C2 allows you to enable the I
2
C bus
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.
I
2
C to PCI-Express Slot
Jumper Settings
(JI
2
C1/JI
2
C2)
Jumper Setting Defi nition
Closed Enabled
Open Disabled
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.
Note: When Watch Dog is
enabled, the user must write
their own application software
to disable the Watch Dog
Timer.
Watch Dog
Jumper Settings (JWD1)
Jumper Setting Defi nition
Pins 1-2 Reset
Pins 2-3 NMI
Open Disabled
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.
LAN1/2 En/Disable
Jumper Settings (JPL1)
Jumper Setting Defi nition
Pins 1-2 Enabled
Pins 2-3 Disabled
SAS Enable/Disable
Jumper Settings (JPS1)
Jumper Setting Defi nition
Pins 1-2 Enabled
Pins 2-3 Disabled
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.