Watch dog, Cmos clear, Chapter 2: installation – SUPER MICRO Computer X6QTE+ User Manual

Page 45: A. clear cmos b. jwd1

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Chapter 2: Installation

2-23

DIMM A6

DIMM B6

DIMM B2

DIMM A2

DIMM B5

DIMM A5

JRB1

24-Pin ATX PWR

CPU 4

CPU 3

COM2

ICH5R

JPL1

JP13

Slot 5 PCI-Ex4(in x8 Slot)

Battery

JPG1

SCSI Channel A

I-SATA1

IPMI

IDE #2

Fan1

VGA
CTRL

USB2/3

KB/
Mouse

USB0/1

COM1

VGA

(South Bridge)

DIMM B1

DIMM A1

X6QT8

®

S

UPER

WOL1

I-SATA2

Fan2

GLAN2

DIMM B8

DIMM A8

DIMM B7

DIMM A7

Fan7

Fan8

GLAN1

DIMM A3

DIMM B3

DIMM A4

Fan9

GLAN
CTRL

Slot 6 PCI-Ex8(inx16 slot)

BIOS

Slot 4 PCI-X 133MHz

Slot 3 PCI-X 133MHz

Slot 2 PCI-X 133MHz

Slot 1 PCI-X 100MHz (*: ZCR/Green Slot: X6QT8)

S I/O

J3P1

JAR1

SMB

JL1

W

OR1

SCSI Channel B

IDE #1

PSSMB

WD1

Fan3

Fan4

CPU 2

CPU 1

Fan6

Fan5

LE1

JD1

UXMB1

UXMB2

UXMB3

DA1

DA2

J27

JPA1

8-Pin PW

8-Pin PW

UXMB4

E8501

(North Bridge)

PXH

PXH

SCSI
AIC7902W

DIMM B4

JPA2

JWF1

Floppy

JOH1

JPA3

JBT1

JWF2

SPKR

CPLD

JFSB1

JTAG

FP CTRL

Watch Dog

JWD1 controls Watch Dog, a system

monitor that takes actions when a

software application hangs. Closing

pins 1-2 to allow Watch Dog to reset

the system if a program hangs. Closing

pins 2-3 will generate a non-maskable

interrupt for the program hangs. (This

requires software implementation).

Watch Dog must also be enabled in

the BIOS.

CMOS Clear

JBT1 is used to clear CMOS. Instead of pins, this "jumper" consists of contact

pads to prevent the accidental clearing of CMOS. To clear CMOS, use a metal

object such as a small screwdriver to touch both pads at the same time to short

the connection. Always remove the AC power cord from the system before clear-

ing CMOS. Note: For an ATX power supply, you must completely shut down the

system, remove the AC power cord and then short JBT1 to clear CMOS.

Watch Dog

Jumper Settings (JWD)

Jumper Setting Defi nition

Pins 1-2
(*Default)

Reset*

Pins 2-3

NMI

Open

Disabled

A. Clear CMOS

B. JWD1

A

B

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