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S

UPERMICR

R

C

ontaCt

 I

nformatIon

 

•  www.supermicro.com (Email: support@supermicro.com)

•  Manuals: http://www.supermicro.com/support/manuals

•  Drivers & Utilities: ftp://ftp.supermicro.com

•  Safety: http://www.supermicro.com/about/policies/safety_information.cfm

P

aCkage

 C

ontents

(Applies to individual-pack only)

X8SAX / C7X58

Q

uICk

 r

eferenCe

 g

uIde

 r

ev

. 1.00

•  One (1) Supermicro Motherboard

•  Six (6) SATA Cables

•  One (1) Floppy Drive Ribbon Cable

•  One (1) 1394a Connector

•  One (1) I/O Shield

•  One (1) SLI Bridge (C7X58 only)

•  One (1) Quick Reference Guide

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© 2012 Supermicro Computer Inc.  

All rights reserved.  Reproduction of this document whether in part or in whole is strictly prohibited without Supermicro's wri

tten

 

consent.  

All T

rademarks are property of their respective entities. 

All information provided is deemed accurate at t

he time of printing; however

, it is not guaranteed.

This motherboard supports up to 24 GB of Unbuffered (UDIMM) DDR3 ECC or 
Non-ECC 1333/1066/800 MHz, two-way interleaved or non-interleaved SDRAM in 
6 memory slots.

Note

: For memory optimization, use only DIMM modules that have been 

validated by Supermicro. For the latest memory updates, please refer to our 
website at http://www.supermicro.com/products/motherboard.

Item #

Jumper

Description

Default

15

JPL1/JPL2

LAN 1/2 Enable

Pins 1-2 (Enabled)

18

JPAC

Audio Enable

Pins 1-2 (Enabled)

19

JI

2

C1/JI

2

C2

SMB to PCI Slots

Pins 2-3 (Disabled)

21

JPI1

1394a_1/2 Enable

Pins 1-2 (Enabled)

29

JPUSB2

FP USB Wake-up Enable

Pins 1-2 (Enabled)

35

JWD

Watch Dog Timer Enable

Pins 1-2 (Reset)

43

JPUSB1

Backplane USB Wake-up Enable Pins 1-2 (Enabled)

45

JBT1

CMOS Clear

(See Chpt. 2 in User Manual)

33

JD1

Speaker/Buzzer

Pins 3-4 (Internal Speaker)

Item #

Connector

Description

1

KB/Mouse

Keyboard/Mouse Connectors

2, 5, 7

USB0~3, USB4/5, 6/7

(Back Panel) Universal Serial Bus (USB) Ports

3

S/PDIF

Sony/Phillips Digital Audio Interface Format

4, 6

LAN1/LAN2

Gigabit Ethernet (RJ45) Ports

8

(HD) Audio 

(BP) High Definition Audio (7.1) header

9

JPW3

+12V 4-pin Secondary Power Connector

12

Audio FP

Front Panel Audio Header

13

CD-In

Audio CD Input Header

14, 16

COM2, COM1

COM1/2 Serial Connection Headers

17

JWOR

Wake-On-Ring Header

20

Floppy

Floppy Disk Drive Connector

22

1394a_1, 1394a_2

IEEE 1394a Connection Headers

23

JWOL

Wake-On-LAN Header

24, 25, 31

USB8, USB9, USB10/11

Front Panel Accessible USB Headers

10, 11, 26

27, 34, 40

Fans 6, Fan 5, Fan4

Fans 3, Fan 2, Fan

1

System/CPU Fan Headers (Fan 1: CPU fan)

28

JL1 

Chassis Intrusion Header

30

T-SGPIO-0/1

Serial General Purpose Input/Output Headers

32

I-SATA 0~5

(Intel South Bridge) SATA Ports 0/1, 2/3, 4/5

36

JOH1

Overheat LED Header

37

JF1

Front Panel Control Header

38

JLED

Power LED Indicator Header

41

JPW1

24-pin ATX Main Power Connector

42

JPW2

+12V 8-pin CPU Power Connector

44

SMB_PS1

PWR supply (I

2

C) System Management Bus 

Item #

LED

Description

Color/State

Status

39

LE1

Onboard Stby PWR LED

Green: Solid on

Power On

Motherboard Layout and Features

Jumpers, Connectors and LED Indicators

Jumpers

Connectors

LED Indicators

Note:

 Graphics shown in this quick reference guide are for illustration only. Your components may or may not look exactly the same as drawings shown in this guide.

Front Panel Control (JF1)

Back Panel IO Connectors

Memory Support

Note:

 Refer to Chapter 2 of the User Manual for detailed information on memory support and CPU/

motherboard installation instructions.

 

DIMM Installation

Note

: Refer to Chapter 2 of the User Manual for detailed information on jumpers, connectors, and LED indicators.

=

 mounting hole 

A

B

C

D

E

F

G

H

I

J

DIMM3A

Towards the CPU

Towards the edge of the motherboard

DIMM2A

DIMM3B

DIMM2B

A. Keyboard

K. LAN 1

B. PS/2 Mouse

L. USB Port 6

C. USB Port 0

M. USB Port 7

D. USB Port 1

N. LAN 2

E. USB Port 2

O. Side Surround

F. USB Port 3

P. Back Surround

G. S/PDIF

Q. CEN/LFE

H. S/PDIF_RCA

R. Mic In

I. USB Port 4

S. Front 

J. USB Port 5

T. Line In

45

K

L

M

N

O

P

Q

R

Lock

1. Open 

socket 

cover

2. Insert CPU (Align 

Notches)

3. Close and 

secure lever.

1. Apply 

thermal 

grease

2. Set heatsink 

on CPU

3. Twist to lock 

fasteners

Heatsink Installation

CPU Installation

T-SGPIO0

T-SGPIO1

JF1

JWOL

JWD

JPUSB1

JP

AC

JPL
2

JPL1

JLED

JPI1

JPUSB2

SPKR

1

B1

Fan
4

Fan5

Fan6

Fan1 - CPU

Fan3

LE1

JWOR

JL

1

JI2C2

JI2C1

JOH1

JPW1

COM2

COM1

JPW2

SMBUS_PS1

JD1

1

JPW3

I-SATA5

I-SATA4

I-SATA3

I-SATA2

I-SATA1

I-SATA0

DIMM3A

DIMM3B

JBT1

USB 10/11

HD Audio (7.1)

S/PDIF

USB6~7

USB 0~3

1394_1

USB9

USB8

Audio FP

USB4~5

LAN1

LAN2

Slot6 PCI-E x16 Gen2

Slot5 PCI-E x4 in x8 Gen1 

Slot4 PCI-E x16 Gen2

Slot2 PCI-X 133/100 MHz (X8SAX only)

CD-In

KB/Mouse

Floppy

X8SAX

DIMM2B

DIMM2A

DIMM1B

DIMM1A

LAN CTRL

LAN CTRL

S I/O

1394_2

Slot3 PCI 33MHz

Slot1 PCI-X 133/100 MHz (X8SAX only)

Fan2

Audio CTRL

CPU

Intel

North Bridge

Intel ICH10R

South Bridge

Battery

Intel PXH-V

1394a

CTRL

BIOS

X58

1

2

4

5

6

7

8

3

9

10

11

12

13

14

15
16
17

18

19
20
21

22

23

29 30 31

32

33 34

35

36 37

38

39

40

41

42

43

44

24

25

26

27

28

Power Button

OH/Fan Fail LED

1

NIC1 LED

Reset Button

2

Power Fail LED

HDD LED

Power LED

Reset

PWR

Vcc

Vcc

Vcc

Vcc

Ground

Ground

19

20

Vcc

X

Ground

NMI

X

Vcc

NIC2 LED

Possible System Memory Allocation & Availability

System Device

Size

Physical Memory  

Remaining (-Available)

(4 GB Total System Memory)

Firmware Hub flash memory (System BIOS)

1 MB

3.99 GB

Local APIC

4 KB

3.99 GB

Area Reserved for the chipset

2 MB

3.99 GB

I/O APIC (4 Kbytes)

4 KB

3.99 GB

PCI Enumeration Area 1

256 MB

3.76 GB

PCI Express (256 MB)

256 MB

3.51 GB

PCI Enumeration Area 2 (if needed) -Aligned on 

256-MB boundary-

512 MB

3.01 GB

VGA Memory

16 MB

2.85 GB

TSEG

1 MB

2.84 GB

Memory available for the OS & other applications 

2.84 GB

DIMM1A
DIMM1B

Note

: The motherboard will NOT boot if DIMM module(s) are installed in any of the Bank2 slots but none 

in the Bank1 slots. The first DIMM module must be installed in DIMM1A, and all Bank1 slots must be filled 

before populating any Bank2 slot(s).

S

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