Chapter 2: Installation
2-21
®
S
UPER X7DBR-8/i
Fan1
8-pin PWR
FP Ctrl
IDE1
Floppy
SATA1
SATA0
USB2/3
SMB
Battery
North Bridge
20-pin ATX Main PWR
JPG1
SCSI
CTRLR
CPU1
South
Bridge
JAR
PWR
SMB
Fan2
Compact
Flash
JCF1
JWF1
JL1
PCI-X 100MHz
USB4/5
WOL
DA1
DIMM 4A
DIMM 4B
KB
MS
USB0/1
COM1
GLAN2
GLAN1
JI
2
C1
E2x8
SXB-
VGA
SCSI Chan
n. B
JWD
SATA3
SATA2
SATA5
SATA4
Fan5
Fan4
Fan3
4-pin
PWR
3rd PWR
Fail
Buzzer
JPWF
Bank4
Bank3
E3x8
SXB-
JPL1
JPL2
JPA1
LVD/SE
U320
WOR
Chan A
U320 SCSI
JBT1
GLAN
CTRLR
VGA
CTRLR
BIOS
DA2
DIMM 3A
DIMM 3B
DIMM 2A
DIMM 2B
Bank2
Bank1
DIMM 1A
DIMM 1B
CPU2
SIMSO
COM2
PCI-X 100MHz ZCR
SXB-
E2x8
JI
2
C2
PWLED SPK
LE1
JOH1
J7
DA7
SGPIO1
SGPIO2
S I/O
JPA2
JPA3
SMB
A System Management Bus header
is located at J18. Connect the ap-
propriate cable here to utilize SMB on
your system.
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 a fan failure. Refer to the
table on right for pin defi nitions.
SMB Header
Pin Defi nitions
Pin# Defi nition
1
Data
2
Ground
3
Clock
4
No Connection
Overheat LED
Pin Defi nitions
Pin# Defi nition
1
5vDC
2
OH Active
OH/Fan Fail LED
State Message
Solid
Overheat
Blinking
Fan Fail
A
B
A. OH/Fan Fail LED
B. SMB Header