User`s manual

2-20
PDSML-LN1+/PDSML-LN2+/PDSML-E+ User's Manual
Power SMB (I
2
C) Connector
Power SMB (I
2
C) Connector (PW4)
monitors onboard power supply, fan
and system temperature. See the
table on the right for pin defi nitions.
PWR SMB
Pin Defi nitions
Pin# Defi nition
1 Clock
2 Data
3 PWR Fail
4 Ground
5 +3.3V
Power Fault
Connect a cable from your power supply to
the Power Fault header (PW3) to provide
warning of power supply failure. This warn-
ing signal is passed through the PWR_LED
pin to indicate of a power failure on the
chassis. See the table on the right for pin
defi nitions.
Note: This feature is only available when using
redundant Supermicro power supplies.
PWR Fault
Pin Defi nitions
Pin# Defi nition
1 Pin 1 Fail Signal
2 Pin 2 Fail Signal
3 Pin 3 Fail Signal
4 Pin 4 Fail Signal
S
UPER PDSML-LN1+/LN2+/E+
®
LGA 775 CPU
KB/MS
JLAN1
Intel
3000/3010
North Bridge
4na
F
24-Pin
ATX PW
R
ICH7R
South Bridge
8-pin PWR
Battery
USB 1/2
VGA
JLAN2
COM2
Floppy
DIMM 2B
PCI-E x8
BIOS
IDE
JPF
DIMM 1B
DIMM 2A
DIMM 1A
Fan1
J 8
Fan5
LAN
CTRL2
JPL2
JPL1
WO
L
JWOR
r
e
z
zu
B
JL 1
JI
2
C1
JBT1
SATA1
JPG1
Fan3
FP CTRL
JF
1
Fan2
USB3/4
LAN
CTRL1
SPKR
JI
2
C2
IPMI
Slot6
SBX: PCI-33 MHz
VGA
CTRL
J1 0
PCI-E x4
Slot5
PCI1
Slot4
PCI-33 MHz
LE
3
COM1
VGA
Memory
LE4
LE1
J
L
E
D
Fan6
CPU
Fan
JPR1
PWR FaultPWR SMB
(*LN2+)
(*LN2+)
USB5/6
SATA0 SATA2
SATA3
S I/O
A. Power Fault
B. Power SMB
A
B