Supermicro SUPER P4SAA, Руководство пользователя

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Chapter 2: Installation
2-13
USB Wake-Up
Use JPUSB to enable or disable
USB Wake-Up, which allows you
t o w a k e u p t h e s y s t e m b y d e -
pressing a key on the keyboard or
by clicking the mouse when either
is connected to the USB0 or USB1
port. This jumper is used together
with the USB Wake-Up function in
BIOS. Enable both the jumper and
the BIOS setting to allow the sys-
tem to be woken up. See the table
on the right for jumper settings.
Jumper
Position
1-2
2-3
Definition
Disabled
Enabled
USB Wake-Up
Jumper Settings
(JPUSB)
Watch Dog Enable/Disable
JP2 enables controls the Watch
Dog function. Watch Dog is a sys-
t e m m o n i t o r t h a t t a k e s a c t i o n
w h e n a s o f t w a r e a p p l i c a t i o n
freezes the system. Pins 1-2 will
have WD reset the system if a pro-
gram freezes. Pins 2-3 will gener-
ate 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.
Front Side Bus Speed
JP6 is used to set the system
(front side) bus speed for the pro-
cessors. It is best to keep this
jumper set to Auto. This jumper is
used together with the CPU Clock
setting in BIOS. See the table on
the right for jumper settings.
Jumper
Position
Pins 1-2
Pins 2-3
Open
Definition
Auto
400 MHz
533 Mhz
Front Side Bus Speed
Jumper Settings (JP6)
Jumper
Position
Pins 1-2
Pins 2-3
Open
Definition
W D to Reset
W D to NMI
Disabled
W atch Dog
Jumper Settings (JP2)