
5-20
SuperWorkstation 7046A-6 User's Manual
LAN1/LAN2 Enable/Disable
Change the setting of jumper JPL1 or
JPL2 to enable or disable the LAN1 and
LAN2 Ethernet ports, respectively. See
the table on the right for jumper set-
tings. The default setting is enabled.
LAN1/LAN2 Enable/Disable
Jumper Settings
Jumper Setting Defi nition
Pins 1-2 Enabled
Pins 2-3 Disabled
Audio Enable/Disable
JPAC enables or disables the onboard
audio connections. See the table on the
right for jumper settings. The default
setting is Enabled.
Audio Enable/Disable
Jumper Settings
Pin# Defi nition
1-2 Enabled
2-3 Disabled
SMBus to PCI Slots
Jumper Settings
JI
2
C1/ JI
2
C2 Setting
Pins 1-2 Enabled
Pins 2-3 Disabled
SMBus to PCI Slots
Jumpers JI
2
C1 and JI
2
C2 allow you to
connect the PCI slots to the System
Management Bus (I
2
C). The default
setting is disabled. See the table on the
right for jumper settings.
Watch Dog Enable/Disable
JWD controls the Watch Dog function.
Watch Dog is a system monitor that
can reboot the system when a soft-
ware application hangs. Jumping pins
1-2 (the default setting) will cause WD
to reset the system if an application
hangs. Jumping pins 2-3 will generate
a non-maskable interrupt signal for the
application that hangs. See the table on
the right for jumper settings. Watch Dog
must also be enabled in BIOS.
Note: When enabled, the user needs to
write their own application software in
order 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
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