SUPER MICRO Computer P8SC8, P8SCI manual Power OnLED Connector, NMI Button, PWR-On LED, Nmi

Chapter 2: Installation

Power On_LED Connector

The Power LED connector is lo- cated on pins 15, 16 of JF1. (*Use JLED for a 3-pin connector.) This connection is used to provide LED indication of power being supplied to the system. See the table on the right for pin definitions.

NMI Button

The non-maskable interrupt button header is located on pins 19 and 20 of JF1. Refer to the table on the right for pin definitions.

PWR-On LED

Power_LED

Pin Definitions (JF1)

Pin

Number Definition

15+5V

16Ground

NMI Button Pin

Definitions (JF1)

Pin

Number Definition

19Control

20Ground

NMI

USB0/1 KB/MS

	JPWAKE1	ATX-24 Pin PWR		Fan5	Fan1
			JPF
VGACOM1 PortParallel	B1				CPU
	PJUS		E7221		(LGA 775)
			CopperRiver
			NorthBridge

4-Pin PWR

20 19

Ground

X

Power On LED

IDE/SATA LED

NMI

X

Vcc

Vcc

GLAN1	DIMM 1A			NIC1 LED
					Vcc
GLAN2	DIMM 1B	Fan2
		Fan3		1
	DIMM 2A		JLED	FJ	Vcc
	LE1			NIC2 LED
GLAN	DIMM 2B
CTRL

PCI-X 133/100 MHz	PXH-V	Buzzer
GLAN		9
		J

Overheat/Fan Fail LED

Vcc

CTRL
			ICH6R
JPL1		SouthBridge
JPL2
B	PCI 33MHz
Channel
	PCI-Ex1
SCSI	PCI-Ex1

JWOR
SATA3 SATA2	SATA1	SATA0

BIOS Battery

WOL

JBT1

JBT1

SCSI CTRL	IMIP	ypplo F
7902 W		2MO C
JPA1	J W D

5J EID

USB2/3

USB6/7

JSLED

CS CIS ah nn Ale

J L 1

Fan4

X

Ground

3V Standby

X

Reset Reset Button

Signal Power Button

2 1

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