65
Chapter 4: Motherboard Connections
Manufacturing Mode Select
Close JPME1 to bypass SPI flash security and force the system to use the Manufacturing
Mode, which will allow you to flash the system firmware from a host server to modify system
settings. See the table below for jumper settings.
Manufacturing Mode Select
Jumper Settings
Jumper Setting
Definition
Pins 1-2
Normal (Default)
Pins 2-3
Manufacturing Mode
4.5 LED Indicators
LAN LEDs
Two LAN ports (LAN 1 and LAN 2) are located on the I/O back panel of the motherboard.
Each Ethernet LAN port has two LEDs. The green LED indicates activity, while the other Link
LED may be green, amber, or off to indicate the speed of the connection. Refer to the tables
below for more information.
Dedicated IPMI LAN LEDs
In addition to LAN1 and LAN2, an IPMI LAN is also located on the I/O back panel. The
amber LED on the right of the IPMI LAN port indicates activity, while the green LED on the
left indicates the speed of the connection. See the table below for more information.
IPMI LAN
Activity LED
Link LED
LAN 1/LAN 2
IPMI LAN
(X8ST3-F)
LAN1/2 Activity LED (Right)
LED State
Color
Status
Definition
Green
Flashing
Active
LAN1/2 Link LED (Left)
LED State
LED Color
Definition
Green
10Gbps
Yellow/Amber
1Gbps
IPMI LAN LEDs
LED
Color/State
Definition
Link (left)
Green: Solid
Amber: Solid
100 Mb/s
1Gbps
Activity (right)
Amber: Blinking
Active
