H8DMT/H8DMT-IBX/H8DMT-F/H8DMT-IBXF User's Manual
InfiniBand Port Enable/Disable
JIB1 enables or disables the InfiniBand port on the H8DMT/H8DMT-IBX Serverboards.
The default position is on pins 1 and 2 to enable the port. See the table below for jumper
settings.
2-8
Onboard Indicators
LAN1/LAN2 LEDs
The Ethernet ports (located beside the VGA port) have two LEDs. On each Gb LAN
port, one LED blinks to indicate activity while the other may be green, amber or off to
indicate the speed of the connection. See the table below for the functions associated
with the connection speed LED.
Power LED
DP4 is an Onboard Power LED. When this LED is lit, it means power is present on the
serverboard. Be sure to turn off the system and unplug the power cord(s) before
removing or installing components. See the table below for Power LED state status
information.
InfiniBand LED Indicators
Two InfiniBand LED indicators (LE2/LE3) are located near the InfiniBand port of the
H8DMT/H8DMT-IBX Serverboards. The green LED (LE2) is the InfiniBand link LED
while the yellow LED (LE3) indicates activity. Refer to the tables below for details.
Jumper Setting
Pins 1-2
Pins 2-3
LED Color
Definition
Off
10 MHz
Green
100 MHz
Amber
1 GHz
State
State Status
Standby power present on
On
motherboard
Off
No power connected
2-16
Definition
Enabled
Disabled