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H8DI3+/I+(-F) Serverboard User's Manual
2-14
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.
VGA Enable/Disable
Jumper Settings (JPG1)
Jumper Setting Defi nition
Pins 1-2 Enabled
Pins 2-3 Disabled
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
(JPI
2
C1/JPI
2
C2)
Jumper Setting Defi nition
Closed Enabled
Open Disabled
Watch Dog Enable/Disable
JWD 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 (JWD)
Jumper Setting Defi nition
Pins 1-2 Reset
Pins 2-3 NMI
Open Disabled
PCI-X Slot Frequency Selection
JPX1A (PCI-X Slot 1) and JPX1B (PCI-X
Slot 2) are used for specifying the frequency
setting for cards installed in the appropriate
PCI-X slot. This jumper allows you to specify
a slower speed for legacy cards installed in
one of these slots. Leaving the jumper open
allows automatic use of high speed cards.
Closing the pins specifi es the use of slower
speed PCI or PCI-X cards.
PCI-X Slot
Frequency Selection
Jumper Settings
(JPX1A/JPX1B)
Jumper Setting Defi nition
Pins 1-2 PCI-X 66 Mhz
Pins 2-3 PCI 66 Mhz
Open Auto