Chapter 2: Installation

2-21

Overheat LED (JOH)

The JOH header is used to con-

nect an LED to provide warning of

chassis overheating. It is located

near the microphone connector.

See the table on the right for pin
definitions.
Pin
Number
1
2
Definition
5vDC
OH Active
Overheat LED
Pin Definitions (JOH)
PWR Supply Fail LEDPin Definitions (PSF)PinNumber1234DefinitionPWR 1 Fail SignalPWR 2 Fail SignalPWR 3 Fail SignalSignal: Alarm ResetNote: This feature is only available when usingredundant Supermicro power supplies.

Power Supply Failure LED

Connect a cable from your power

supply to the Power Supply Failure

LED header (PSF) to provide warn-

ing of power supply failure. This

warning 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 defini-
tions.
LAN1
®
JLAN1
S
UPER X6DHT-G
LAN2DIMM 2ADIMM 2B
DIMM 3A
DIMM 3B
DIMM 4A
DIMM 4BDIMM 1BDIMM 1A12V 8-pinPWRSMBusPWRJF1FP ControlOHLED
IPMI
IDE2Floppy
COM2
BIOS
Fan4
SATA0
SMBPCI-X100 MHzPCI-X 100 MHz/ZCRPCI-X 3 133 MHz
Battery
JPL1
RAGE-
XL
PCI-E X8
Lindenhurst
North
Bridge
VGA
COM1
USB
0/1
KB/
Mouse
Fan6Fan5 ATX PWR
12V 4-Pin
PWR
ParrallelPort
24-Pin
Fan7
JPW1
Fan8
CPU1
JWOR
S I/O
PSFFan3IDE1PCI-33 MHz
USB2/3
ICH
JD1
JPG1
JWD
Slot1
Slot2
Slot3
Slot4
Slot5
Slot6
PCI-E X8
GLAN
CTLR
6300ESB
Buzzer
PXH
JBT1
SATA1
SATA0
SATA1
SATA2
SATA3
SATA4
SATA5
SATA6
SATA7
Marvell
Intel
GLAN
CTLR
JPL2M-SATAAct LEDJL1M-SATAI
2
CJPS1
SATA
Controller
Fan2Fan1JARJ3P
CPU2
E7520
Bank1Bank2Bank3Bank4WOL
DS9
DS1
DS10
DS2
DS11
DS3
DS12
DS4
DS13
DS5
DS14
DS6
DS15
DS7
DS16
DS8
PS Fail LEDOH LED