Supermicro SuperServer 1025C-3, User Manual

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5-20
S
UPER
S
ERVER 1025C-3 User's Manual
5-11 Onboard Indicators
LAN1/LAN2 LEDs
The Ethernet ports (located beside the
VGA port) have two LEDs. On each Gb
LAN port, one LED indicates activity
when blinking while the other LED may
be green, amber or off to indicate the
speed of the connection. See the table
on the right for the functions associated
with the connection speed LED.
LAN LED
(Connection Speed Indicator)
LED Color Defi nition
Off 10 MHz
Green 100 MHz
Amber 1 GHz
System Status LED (LED4)
There is a System Status LED Indicator
(LED4) located near the SIMLC slot. This
LED displays different colors to show the
status of the system. Refer to the table
on the right for system status.
System Status LED Indicator
(LED4)
LED Color Defi nition
Green Power On, system: normal
Red PWR on, PWR problem(s)
occur(s) or 3rd PS not
properly installed
Yellow S5 or S4
I
2
C to PCI/PCI-E Slots
Jumper Settings (JI 2 C1/JI 2 C2)
Jumper Setting Defi nition
JI
2
C1: Closed JI
2
C2:Closed Enabled
JI 2 C1: Open JI 2 C2: Open Disabled
I
2
C Bus to PCI/PCI-Exp. Slots
Jumpers JI
2
C1 and JI
2
C2 allow you to
connect the System Management Bus
(I
2
C) to the PCI and PCI-E slots. The
default setting is Open (Disabled.) Both
jumpers must be set to the same setting.
See the table on the right for jumper
settings.
Onboard Power LED (LED3)
The onboard power LED is designated
LE1. When this LED is lit, the system is
on. Be sure to turn off the system and
unplug the power cord before removing
or installing components.