
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
SUPER X6DHT-G
LAN2DIMM 2ADIMM 2BDIMM 3A
DIMM 3B
DIMM 4A
DIMM 4BDIMM 1BDIMM 1A12V 8-pinPWRSMBusPWRJF1FP ControlOHLEDIPMI
IDE2FloppyCOM2
BIOS
Fan4SATA0
SMBPCI-X100 MHzPCI-X 100 MHz/ZCRPCI-X 3 133 MHzBattery
JPL1RAGE-
XL
PCI-E X8Lindenhurst
North
Bridge
VGA
COM1
USB
0/1
KB/
Mouse
Fan6Fan5 ATX PWR
12V 4-Pin
PWR
ParrallelPort24-Pin
Fan7JPW1
Fan8CPU1
JWORS I/O
PSFFan3IDE1PCI-33 MHzUSB2/3
ICH
JD1
JPG1
JWD
Slot1
Slot2
Slot3
Slot4
Slot5
Slot6
PCI-E X8GLAN
CTLR
6300ESB
BuzzerPXH
JBT1
SATA1
SATA0
SATA1
SATA2
SATA3
SATA4
SATA5
SATA6
SATA7
Marvell
Intel
GLAN
CTLR
JPL2M-SATAAct LEDJL1M-SATAI2
CJPS1SATA
Controller
Fan2Fan1JARJ3PCPU2
E7520
Bank1Bank2Bank3Bank4WOLDS9
DS1
DS10
DS2
DS11
DS3
DS12
DS4
DS13
DS5
DS14
DS6
DS15
DS7
DS16
DS8
PS Fail LEDOH LED