Chapter 2: Installation
2-25
SUPER X7DBT
LAN1
®
LAN2
Fan1/2
FP CTRL
SMB
Battery
North
Bridge
VGA
Infini-
USB0/1
JPG1
South
Bridge
DIMM 1A (Bank 1)
JPL2
PCI-E x8
DIMM 1B (Bank 1)
DIMM 2A (Bank 2)
DIMM 2B (Bank 2)
DIMM 3A (Bank 3)
DIMM 3B (Bank 3)
DIMM 4A (Bank 4)
DIMM 4B (Bank 4)
JBT1
JWOR
JWOL
LAN
CTRL
SIMS0
LE3
COM2
JPL1
SATA3
JI
2
C1JI
2
C2
J7
JP1
JOH1
JL1
4-Pin
PWR
BIOS
Buzzer
USB2/3
CPU1
Fan3/4
Fan5/6
LE1
VGA
CTRL
S I/O
LE2
Band
INF
Ctrl
Video
Memory
J1
SATA2 SATA0
SATA1
CPU2
Fan7/8
20-Pin PWR
20-PinPWR
SGPIO
WD
B
A

A. OH LED

Overheat LED/Fan Fail (JOH1)

The JOH1 header is used to connect

an LED to provide warnings of chas-

sis overheating. This LED will blink

to indicate system overheat or a fan

failure. Refer to the table on right for

pin defi nitions.

Overheat LED
Pin Defi nitions
Pin# Defi nition
1 5vDC
2 OH Active
OH/Fan Fail LED
State Message
Solid Overheat
Blinking Fan Fail
Infi niBand Link LED (LE2)
Color Status Defi nition
Green Solid Infi niBand
Connected
Off Off No connection
Infi niBand LED Indicators (LE2/ LE3)

Two Infi niBand LED Indicators (LE2/LE3)

are located on the motherboard. The

green LED (LE2) is the Infi niBand Link

LED; while the yellow LED (LE3) indicates

activity. Refer to the table on the right for

details. Also see the layout below for the

LED locations.

Infi niBand Link LED (LE3)
Color Status Defi nition
Yellow Solid Infi niBand:
Active
Yellow Dim Infi niBand:
Connected,
Activity: Idle
Off Off No connection
C