User`s manual
Chapter 2: Installation
2-25
2-7 Onboard Indicators
GLAN LEDs
Each Gigabit Ethernet LAN port
has two LEDs. The amber LED in-
dicates activity while the other
LED may be green, orange or off
to indicate the speed of the con-
nection. See the table at right for
the functions associated with the
second LED.
LED
Color
Off
Green
Orange
Definition
No Connection
100 MHz
1 GHz
G-bit LAN Speed LED
Indicator
Overheat LED (JOH1)
Connect an LED to the JOH header
to provide warning of chassis
overheating. See the table on the
right for pin definitions.
Pin
Number
1
2
Definition
+5V
OH Active
Overheat LED
Pin Definitions (JOH1)
GLAN1
®
JLAN1
S
UPER X6DH8-G2
GLAN2
DIMM 2B (Bank 2)
DIMM 2A (Bank 2)
DIMM 3B (Bank 3)
DIMM 3A (Bank 3)
DIMM 4B (Bank 4)
DIMM 4A (Bank 4)
DIMM 1A (Bank 1)
DIMM 1B (Bank 1)
F
a
n
1
8-pin
PWR
PWR
SMBus
JF1
FP Control
JD1
S
P
K
PW LED
JP15
Fan2JOH1
O
H
F
a
n
8
Fan3
C
H
In
tru
J
L
1
W
D
E
n
a
b
le
IP
M
I
IDE1
Floppy
C
O
M
2
J
2
0
B
IO
S
J
W
D
J
P
A
1
SCSI CH A
U
ltr
a
3
2
0
SCSI CH B
Fan4
J
P
A
2
7
9
0
2
C
T
R
L
S
A
T
A
0
S
A
T
A
1
U
S
B
2
/3
S
M
B
U
S
S
p
e
a
k
e
r
P
C
I-X
#
1
1
0
0
M
H
z
Z
C
R
P
C
I-X
#
2
1
0
0
M
H
z
P
C
I-X
#
3
1
3
3
M
H
z
W
O
R
B
a
tte
ry
J
P
L
1
G
L
A
N
C
T
L
R
R
A
G
E
-
X
U
S
B
4
8
2
5
4
6
G
L
A
N
E
n
a
b
le
X
4
P
C
I-E
p
x
#
4
X
8
P
C
I-E
p
x
#
5
X
8
P
C
I-E
p
x
#
6
J12
J13
J14
J15
J16
J17
S
u
p
e
r
I/O
N
o
rth
B
rid
g
e
J
P
G
1
V
G
A
C
O
M
1
U
S
B
0
/1
K
B
/
M
o
u
s
e
F
a
n
6
F
a
n
5
A
T
X
P
W
R
4
-P
in
P
W
R
JPF
Parrallel
Port
J
1
1
J
3
2
2
4
-P
in
Force PWR ON
V
G
A
E
n
a
b
le
F
a
n
7
J24
J1D1
J1B4
R
e
b
o
o
t
O
p
t. E
n
a
b
le
JP14
J3
J4
JP
8
J
7
SCSI
J
P
A
3
J
D
2
J
2
2
C
P
U
1
C
P
U
2
Alrm
Reset
J
W
O
R
SCSI
Enable
SCSI CHA Term. Ena
C
lr
C
M
O
S
J
B
T
1
IC
H
5
R
S
I/O
P
X
H
J
9
J
5
J
6
J
2
3
W
O
L
J
W
O
L
J
S
1
J
S
2
U
ltra
3
2
0
J
A
2
J
A
1
IDE2
JP12
PW
Fault
JP13
3rd PS
Alarm
SCSI CHB Term. Ena
OH LED
GLAN 1/2
LED
Color
Amber
Definition
Flashing: Active
G-bit LAN Activity LED
Indicator