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Chapter 4: Motherboard Connections
LAN1, LAN2, LAN3/4 Enable/Disable
Use JPL1 to enable or disable LAN1, JPL2 to enable or disable LAN2, and JPL3 to enable
or disable LAN3/4. The default setting is Enabled.
LAN Port Enable/Disable
Jumper Settings
Jumper Setting
Definition
Pins 1-2
Enabled (Default)
Pins 2-3
Disabled
Manufacturing Mode Select
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 you 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
IPMI Shared LAN Enable/Disable
Set the JBM1 jumper to enable or disable IPMI shared access on LAN1 (Intel I210-AT). The
default settings is Enabled.
IPMI Share LAN Enable/Disable
Jumper Settings
Jumper Setting
Definition
Pins 1-2 (Open)
Enabled (Default)
Pins 1-2 (Short)
Disabled
SIM Card Detection
J1 is the SIM card detection jumper. The default setting is high active. Refer to the table
below for jumper settings.
SIM Card Detection
Jumper Settings
Jumper Setting
Definition
Pins 1-2
High Active
Pins 2-3
Low Active
Force Power On
JPF1 is the force power on jumper. See the table below for jumper settings.
Force Power On
Jumper Settings
Jumper Setting
Definition
Pins 1-2
ATX Mode (Default)
Pins 2-3
Force PS-ON Mode