Supermicro SuperServer SYS-220ME-FN6R - Page 68

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Chapter 4: Motherboard Connections
LAN Port Enable/Disable
Jumper JPL1 allows the user to enable the onboard LAN Port1/LAN Port2. The default setting

LAN Enable/Disable
Jumper Settings
Jumper Setting Denition
Pins 1-2 Enabled
Pins 2-3 Disabled
NC-SI Jumpers

to enable or disable AIOM NC-SI. When AIOM NC-SI is enabled, it will enable NC-SI shared
LAN between onboard 25G and AIOM. When AIOM NC-SI is disabled, only on-board 25G
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NC-SI Enabled/Disabled
Jumper Settings
Jumper Jumper Setting Denition
JPNCSI1 Pins 1-2 AIOM NC-SI enabled
Pins 2-3 AIOM NC-SI disabled (default)
JPNCSI2 Pins 1-2 open AIOM NC-SI enabled
Pins 1-2 short AIOM NC-SI disabled (default)
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
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Watchdog
Jumper Settings
Jumper Setting Denition
Pins 1-2 Reset
Pins 2-3 NMI
Open Disabled