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Chapter 4: Motherboard Connections
Watchdog
Watchdog (JWD1) is a system monitor that can reboot the system when a software application
hangs. Close pins 1-2 to reset the system if an application hangs. Close pins 2-3 to generate
a non-maskable interrupt (NMI) signal for the application that hangs. Refer to the table below
for jumper settings. The Watchdog must also be enabled in the BIOS.
Watchdog
Jumper Settings
Jumper Setting
Definition
Pins 1-2
Reset (Default)
Pins 2-3
NMI
Open
Disabled
VGA Enable/Disable
Use jumper JPG1 to enable or disable the VGA port using the onboard graphics controller.
VGA Enable/Disable
Jumper Settings
Jumper Setting
Definition
Pins 1-2
Enabled (Default)
Pins 2-3
Disabled
ME Manufacturing Mode
Close pins 2-3 of jumper JPME2 to bypass SPI flash security and force the system to operate
in the manufacturing mode, which will allow the user to flash the system firmware from a host
server for system setting modifications. Refer to the table below for jumper settings.
Manufacturing Mode
Jumper Settings
Jumper Setting
Definition
Pins 1-2
Normal (Default)
Pins 2-3
Manufacturing Mode
