Supermicro H8QIi+-F User manual

Category
Server/workstation motherboards
Type
User manual
H8QI6+-F
H8QIi+-F
USER’S MANUAL
Revision 1.0b
®
SUPER
The information in this User’s Manual has been carefully reviewed and is believed to be accurate.
The vendor assumes no responsibility for any inaccuracies that may be contained in this document,
makes no commitment to update or to keep current the information in this manual, or to notify any
person or organization of the updates. Please Note: For the most up-to-date version of this
manual, please see our web site at www.supermicro.com.
Super Micro Computer, Inc. ("Supermicro") reserves the right to make changes to the product
described in this manual at any time and without notice. This product, including software and
documentation, is the property of Supermicro and/or its licensors, and is supplied only under a
license. Any use or reproduction of this product is not allowed, except as expressly permitted by
the terms of said license.
IN NO EVENT WILL SUPERMICRO BE LIABLE FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL,
SPECULATIVE OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OR INABILITY TO
USE THIS PRODUCT OR DOCUMENTATION, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES. IN PARTICULAR, SUPERMICRO SHALL NOT HAVE LIABILITY FOR ANY
HARDWARE, SOFTWARE, OR DATA STORED OR USED WITH THE PRODUCT, INCLUDING THE
COSTS OF REPAIRING, REPLACING, INTEGRATING, INSTALLING OR RECOVERING SUCH
HARDWARE, SOFTWARE, OR DATA.
Any disputes arising between manufacturer and customer shall be governed by the laws of Santa
Clara County in the State of California, USA. The State of California, County of Santa Clara shall
be the exclusive venue for the resolution of any such disputes. Super Micro's total liability for all
claims will not exceed the price paid for the hardware product.
FCC Statement: This equipment has been tested and found to comply with the limits for a Class
A digital device pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the manufacturer’s instruction manual, may cause harmful
interference with radio communications. Operation of this equipment in a residential area is likely
to cause harmful interference, in which case you will be required to correct the interference at your
own expense.
California Best Management Practices Regulations for Perchlorate Materials: This Perchlorate
warning applies only to products containing CR (Manganese Dioxide) Lithium coin cells. “Perchlorate
Material-special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate”
WARNING: Handling of lead solder materials used in this
product may expose you to lead, a chemical known to
the State of California to cause birth defects and other
reproductive harm.
Manual Revision 1.0b
Release Date: December 15, 2010
Unless you request and receive written permission from SUPER MICRO COMPUTER, you may not
copy any part of this document.
Information in this document is subject to change without notice. Other products and companies
referred to herein are trademarks or registered trademarks of their respective companies or mark
holders.
Copyright © 2010 by SUPER MICRO COMPUTER INC.
All rights reserved.
Printed in the United States of America
Preface
iii
Preface
About This Manual
This manual is written for system integrators, PC technicians and
knowledgeable PC users. It provides information for the installation and use of the
H8QI6/i+-F serverboards.
This series includes the following serverboards and characteristics:
Embeded IPMI Onbard SAS2 1U Board
H8QI6+-F Yes Yes Yes
H8QIi+-F Yes Yes
The H8QI6/i+-F serverboard is based on the AMD® SR5690/SP5100 chipset
and supports four AMD Socket F type processors with up to 128 GB of DDR2-
800/667/533 registered ECC SDRAM.
Please refer to the motherboard speci cations pages on our web site for updates on
supported processors (http://www.supermicro.com/aplus/). This product is intended
to be professionally installed.
Manual Organization
Chapter 1 includes a checklist of what should be included in your motherboard
box, describes the features, speci cations and performance of the motherboard
and provides detailed information about the chipset.
Chapter 2 begins with instructions on handling static-sensitive devices. Read this
chapter when installing the processor(s) and memory modules and when installing
the motherboard in a chassis. Also refer to this chapter to connect the hard disk
drives, the various ports, and the power and reset buttons and the system LEDs.
If you encounter any problems, see Chapter 3, which describes troubleshooting
procedures for the video, the memory and the setup con guration stored in CMOS.
For quick reference, a general FAQ (Frequently Asked Questions) section is pro-
vided. Instructions are also included for contacting technical support. In addition,
you can visit our web site for more detailed information.
Chapter 4 includes an introduction to BIOS and provides detailed information on
running the CMOS Setup utility.
Appendix A provides BIOS Error Beep Code Messages.
Appendix B lists BIOS POST Checkpoint Codes.
iv
H8QI6/i+-F Serverboard User’s Manual
Notes
v
Table of Contents
Chapter 1 Introduction
1-1 Overview ............................................................................................................ 1
Checklist ............................................................................................................. 1
1-2 Contacting Supermicro ....................................................................................... 2
H8QI6/i+-F Quick Reference .............................................................................. 5
1-3 Chipset Overview ............................................................................................. 10
AMD SR5690/SP5100 Processor .................................................................... 10
HyperTransport Technology ............................................................................. 10
1-4 PC Health Monitoring ....................................................................................... 10
1-5 Power Con guration Settings............................................................................11
1-6 Power Supply ................................................................................................... 12
1-7 Super I/O .......................................................................................................... 12
Chapter 2 Installation
2-1 Static-Sensitive Devices ..................................................................................... 1
Precautions ........................................................................................................ 1
Unpacking .......................................................................................................... 1
2-2 Processor and Heatsink Installation................................................................... 2
2-3 Mounting the Motherboard into a Chassis ......................................................... 4
2-4 Installing Memory ............................................................................................... 4
2-5 PCI Expansion Cards ......................................................................................... 6
2-6 I/O Port and Control Panel Connections ........................................................... 7
Front Control Panel ............................................................................................ 7
2-7 Connector De nitions ........................................................................................ 8
Power Connectors ........................................................................................ 8
PW_ON Connector ........................................................................................ 8
Reset Connector ........................................................................................... 8
Overheat/Fan Fail LED (OH)......................................................................... 8
NIC2 (LAN2) LED .......................................................................................... 9
NIC1 (LAN1) LED .......................................................................................... 9
HDD LED ....................................................................................................... 9
Power On LED .............................................................................................. 9
NMI Button .................................................................................................... 9
LAN1/2 (Ethernet Ports) ................................................................................ 9
Universal Serial Bus Ports .......................................................................... 10
USB Headers .............................................................................................. 10
Fan Headers ................................................................................................ 10
Table of Contents
vi
Serial Ports .................................................................................................. 10
SGPIO ..........................................................................................................11
SMBus Header .............................................................................................11
Wake-On-LAN ..............................................................................................11
Power I2C .....................................................................................................11
Chassis Intrusion ........................................................................................ 12
Overheat LED .............................................................................................. 12
Power LED/Speaker .................................................................................... 12
ATX PS/2 Keyboard and PS/2 Mouse Ports ............................................... 12
Unit Identi er Button .................................................................................... 13
JIBTN1 Header(optional for H8QIi/H8QIi-F/H8QIi+-F) ................................ 13
Compact Flash Card PWR Connector ........................................................ 13
Video Connector .......................................................................................... 13
2-8 Jumper Settings ............................................................................................... 14
Explanation of Jumpers ................................................................................... 14
CMOS Clear ................................................................................................ 14
I2C to PCI-Express Slot .............................................................................. 15
Watch Dog Enable/Disable ......................................................................... 15
Compact Flash Master/Slave Select ........................................................... 15
VGA Enable/Disable .................................................................................... 15
LAN1/2 Enable/Disable .............................................................................. 16
SAS Enable/Disable .................................................................................... 16
2-9 Onboard Indicators ........................................................................................... 17
LAN1/LAN2 LEDs ........................................................................................ 17
Dedicated IPMI LAN LEDs .......................................................................... 17
UID LED (LE1) ........................................................................................... 17
Power LED .................................................................................................. 17
2-10 IDE, SAS and SATA Drive Connections .......................................................... 18
IDE Connectors ........................................................................................... 18
SATA Ports .................................................................................................. 19
SAS Ports (H8QI6+-F Only) ........................................................................ 19
2-11 Enabling SATA RAID ........................................................................................ 20
Serial ATA (SATA)............................................................................................. 20
Installing the OS/SATA Driver .......................................................................... 20
Building a Driver Diskette ............................................................................ 20
Enabling SATA RAID in the BIOS ............................................................... 21
Using the Adaptec RAID Utility ........................................................................ 22
Installing the RAID Driver During OS Installation ............................................ 22
H8QI6/i+-F Serverboard User’s Manual
Table of Contents
vii
2-12 Installing Drivers ............................................................................................... 23
Supero Doctor III .............................................................................................. 24
Chapter 3 Troubleshooting
3-1 Troubleshooting Procedures .............................................................................. 1
Before Power On ............................................................................................... 1
No Power ........................................................................................................... 1
No Video ............................................................................................................ 2
Memory Errors .................................................................................................. 2
Losing the System’s Setup Con guration .......................................................... 2
3-2 Technical Support Procedures ........................................................................... 3
3-3 Frequently Asked Questions .............................................................................. 3
3-4 Returning Merchandise for Service.................................................................... 4
Chapter 4 BIOS
4-1 Introduction ......................................................................................................... 1
4-2 Main Menu ......................................................................................................... 2
4-3 Advanced Settings Menu ................................................................................... 2
4-5 Boot Settings Menu .......................................................................................... 20
4-6 Security Menu .................................................................................................. 21
4-8 Exit Menu ......................................................................................................... 22
Appendix A BIOS Error Beep Codes
Appendix B BIOS POST Checkpoint Codes
B-1 Uncompressed Initialization Codes .................................................................... 1
B-2 Bootblock Recovery Codes ................................................................................ 2
B-3 Uncompressed Initialization Codes .................................................................... 3
Notes
viii
H8QI6/i+-F Serverboard User’s Manual
Chapter 1: Introduction
1-1
Chapter 1
Introduction
1-1 Overview
Checklist
Congratulations on purchasing your computer motherboard from an acknowledged
leader in the industry. Supermicro boards are designed with the utmost attention to
detail to provide you with the highest standards in quality and performance.
Please check that the following items have all been included with your motherboard.
If anything listed here is damaged or missing, contact your retailer.
One (1) H8QI6/i+-F serverboard
Four (4) Retention Brackets (BKT-0012L)
One (1) ATA 66/100 IDE LP Cable (CBL-0036L-03)
One (1) CD containing drivers and utilities
1-2
H8QI6/i+-F Serverboard User’s Manual
1-2 Contacting Supermicro
Headquarters
Address: Super Micro Computer, Inc.
980 Rock Ave.
San Jose, CA 95131 U.S.A.
Tel: +1 (408) 503-8000
Fax: +1 (408) 503-8008
Email: [email protected] (General Information)
[email protected] (Technical Support)
Web Site: www.supermicro.com
Europe
Address: Super Micro Computer B.V.
Het Sterrenbeeld 28, 5215 ML
's-Hertogenbosch, The Netherlands
Tel: +31 (0) 73-6400390
Fax: +31 (0) 73-6416525
Email: [email protected] (General Information)
[email protected] (Technical Support)
[email protected] (Customer Support)
Asia-Paci c
Address: Super Micro Computer, Inc.
4F, No. 232-1, Liancheng Rd.
Chung-Ho 235, Taipei County
Taiwan, R.O.C.
Tel: +886-(2) 8226-3990
Fax: +886-(2) 8226-3991
Web Site: www.supermicro.com.tw
Technical Support:
Tel: 886-2-8228-1366, ext.132 or 139
Chapter 1: Introduction
1-3
Figure 1-1. H8QI6/i+-F Image
1-4
H8QI6/i+-F Serverboard User’s Manual
Notes:
Jumpers not indicated are for test purposes only.
Not all ports, jumpers or LED Indicators are available on all serverboards.
Figure 1-2. H8QI6/i+-F Motherboard Layout
(not drawn to scale)
JPI2C1
JBT1
COM2
JSMB1
3-SGPIO2
T-SGPIO2
T-SGPIO1
3-SGPIO1
JIBTN1
JWOL1
JWD1
JPL1
JPG1
JPS1
Battery
JPW3 JPW2
LE1
JOH1
JL1
JI2C2
JI2C1
JCF1
COM1
JF1
JD1
FAN6
FAN5 FAN4-CPU1 FAN3-CPU2
FAN9
FAN8-CPU4
FAN7-CPU4
FAN2
FAN1
UID
USB5
USB2/3
USB4
SAS5
SAS4
SAS6
SAS2
SAS1
SAS0
SATA5
SATA4
SATA3
SATA2
USB6/7
SATA0
SATA1
SAS3
SLOT6 PCI-E X16
IPMI_LAN
CPU1
DIMMA-1B
DIMMA-1A
DIMMA-2B
DIMMA-2A
LAN1/2
VGA
DIMMC-2A
DIMMC-2B
DIMMC-1A
DIMMC-1B
USB0/1
DIMMD-1B
DIMMD-2B
DIMMD-1A
KB/
MOUSE
DIMMD-2A
DIMMB-2A
DIMMB-2B
DIMMB-1B
DIMMB-1A
SAS7
CPU2
CPU4CPU3
HT-CONNECTOR
AMD
SR5690
AMD
SR5100
LSI
2008
SAS2
BMC
Intel
82576
JWF1
DP5004
JPW1
IDE#1
Chapter 1: Introduction
1-5
H8QI6/i+-F Quick Reference
Jumper Description Default Setting
JBT1 CMOS Clear (See Section 2-7)
JCF1 Compact Flash Master/Slave Closed (Master)
JI
2
C1/JI
2
C2 I
2
C to PCI-E Slot Enable/Disable Both Closed (Enabled)
JPG1 VGA Enable/Disable Pins 1-2 (Enabled)
JPL1 LAN 1/2 Enable/Disable Pins 1-2 (Enabled)
JPS1 SAS Controller Enable/Disable Pins 1-2 (Enabled)
JWD Watch Dog Pins 1-2 (Reset)
LED Description
LAN Ports LEDs for the LAN Ethernet ports
Dedicated IPMI LAN LEDs for the dedicated IPMI LAN Ethernet port
LE1 LED for UID Button
DP5004 LED for Serverboard Power-On
1-6
H8QI6/i+-F Serverboard User’s Manual
Connector Description
COM1/COM2 COM1 Serial Port/Header
FAN 1-9 Chassis/CPU Fan Headers
HT Connector HT Connectors
IDE#1 IDE Disk Drive Connector
IPMI LAN Dedicated IPMI LAN Port
JD1 Speaker Header
JF1 Front Panel Connector
JIBTN1 RAIDKey for RAID 5 SAS support (optional for H8QI6+-F)
JL1 Chassis Intrusion Header
JOH1 Overheat Warning Header
JPI2C1 Power I
2
C Header
JPW1 24-pin Main ATX Power Connector
JPW2/3 +12V 8-pin CPU Power Connectors
JSMB1 System Management Bus Header (SMBus)
JWF1 Compact Flash Card Power Connector
JWOL1 Wake-On-LAN Header
LAN1/2 Gigabit Ethernet (RJ45) Ports
PS2 Mouse/Keyboard PS2 Mouse/Keyboard connectors
SAS0~3, SAS4~7 SAS Ports
SATA0 ~ SATA5 SATA Ports
3-SGPIO1/3-SGPIO2 Serial General Purpose Input/Output Header for SAS
T-SGPIO-1/TSGPIO-2 Serial General Purpose Input/Output Header for SATA
UID Unit Identi er Button
USB0/1, USB4/5, USB2/3, USB6/7 Universal Serial Bus (USB) Ports, Type-A Ports and Headers
VGA VGA Connector
Chapter 1: Introduction
1-7
Motherboard Features
CPU
Quad AMD Opteron 8000 series (Socket F type) processors
Note: Support for 837x, 838x, 839x and 84xx processors. Refer to our web site for details on
supported processors.
Note: You must install at least two processors for full functions to be supported.
Memory
Sixteen single/dual channel DIMM slots supporting up to 128 GB of DDR2-
800/667/533 registered ECC SDRAM
Note: Refer to Section 2-4 before installing memory and our web site for recommended DIMMs.
Chipset
One AMD SR5690 chipset and one SP5100 Southbridge chipset
Expansion Slots
One (1) PCI-Express x16 Gen.2
One (1) HTx Connector
BIOS
16 Mb AMIBIOS
®
SPI Flash ROM
DMI 2.3, PCI 2.2, ACPI 1.0 (ACPI 2.0 is BIOS supported), SMBIOS 2.3, Real
Time Clock Wakeup, Plug and Play (PnP), BIOS resume hot keys,
PC Health Monitoring
Onboard voltage monitors
Fan status monitor with rmware/software on/off and speed control
Watch Dog
Environmental temperature monitoring via BIOS
Power-up mode control for recovery from AC power loss
System resource alert (via included utility program)
Auto-switching voltage regulator for the CPU core
CPU thermal trip support
I
2
C temperature sensing logic
ACPI Features
Microsoft OnNow
Slow blinking LED for suspend state indicator
1-8
H8QI6/i+-F Serverboard User’s Manual
BIOS support for USB keyboard
Wake-On-LAN (WOL)
Internal/external modem ring-on
Onboard I/O
Six (6) SATA ports supported by an on-chip SATA controller (RAID 0, 1, 10
supported)
Eight (8) SAS ports supported by an LSI 2008 SAS2 controller (RAID 0, 1, 10
supported; Raid 5 Optional) (H8QI6-+F only)
Two (2) Fast UART 16550 compatible serial port (one header and one port)
Six (6) USB (Universal Serial Bus 2.0) ports (2x rear, 2x header, 2x type A)
Two (2) LAN ports supported by an onboard Intel® 82576 dual port Ethernet
controller for 10/100/1000Base-T
One (1) dedicated IPMI LAN port
One (1) VGA port supported by an onboard Matrox
®
G200 graphics controller
(with 16 MB DDR2 memory)
One (1) HTx Connector
One (1) UDMA IDE 133/100 connector
Other
Onboard power LED
Chassis intrusion detection
CD Utilities
BIOS ash upgrade utility
Super Doctor III
IPMI 1.5 / 2.0 (Optional)
Dimensions
Extended ATX form: 16" x 13" (406 x 330 mm)
Chapter 1: Introduction
1-9
4x DIMM
4x DIMM
1207-SOCKET #4
1207-SOCKET #3
4x DIMM
LPC BUS
KB.
4x DIMM
MS.
FWH
DDR2-533/667
1207-SOCKET #2
LPC I/O
W83627HF
VRM
SR5690
PCIE (X16)
H/W_MONITOR
HT Link
16/16-1GHz
I/O_CONN.
W83795
Fan Control
HT Link
16/16-1GHz
I/O CONN.
VRM
6x PORTS
SATA_CONN
SATA
16/16-1GHz
HT Link
16/16-1GHz
HT Link
VRM VRM
PCIE_(X16)
HT Link
16/16-1GHz
HTX
16/16-1GHz
HT Link
HT Link
16/16-1GHz
DDR2-533/667
DDR2-533/667
DDR2-533/667
AMD
UDMA/133
IDE
PRI/SEC
USB
USB PORT(0-5)
SLOT#6
Intel
82576
PCIE (x4)
AMD
SP5100
Winbond
WPCM450
VGA
1207-SOCKET #1
LSI
SAS2 2008 (port 0~7)
(H8QI6+-F Only)
PCIE (X4)
Figure 1-3. AMD SR5690/SP5100 Chipset:
System Block Diagram
Note: This is a general block diagram and may not exactly represent
the features on your motherboard. See the previous pages for the
actual speci cations of your motherboard.
1-10
H8QI6/i+-F Serverboard User’s Manual
1-3 Chipset Overview
The H8QI6/i+-F serverboard is based on the AMD SR5690/SP5100 chipset. This
chipset functions as a Media and Communications Processor (MCP). Controllers for
the system memory are integrated directly into AMD Opteron processors.
AMD SR5690/SP5100 Processor
The AMD SR5690/SP5100 are each a single-chip, high-performance HyperTrans-
port peripheral controller. It includes a 46-lane PCI Express interface, an AMD
Opteron 16-bit Hyper Transport interface link, a six-port Serial ATA interface, a
dual-port Gb Ethernet interface and a six-port USB 2.0 interface. This hub connects
directly to the CPU.
HyperTransport Technology
HyperTransport technology is a high-speed, low latency point to point link that was
designed to increase the communication speed by a factor of up to 48x between
integrated circuits. This is done partly by reducing the number of buses in the
chipset to reduce bottlenecks and by enabling a more ef cient use of memory
in multi-processor systems. The end result is a signi cant increase in bandwidth
within the chipset.
The H8QI6/i+-F serverboard contains one HTx Connector for plug-in cards that al-
low a direct connection between the installed cards and the processor, and to have
direct DMA access to the system RAM at 16-bits and 800 Mhz speed.
1-4 PC Health Monitoring
This section describes the PC health monitoring features of the H8QI6/i+-F
serverboard. The serverboard has an onboard System Hardware Monitor chip that
supports PC health monitoring.
Onboard Voltage Monitors
The onboard voltage monitor will continuously scan crucial voltage levels. Once a
voltage becomes unstable, it will give a warning or send an error message to the
screen. Users can adjust the voltage thresholds to de ne the sensitivity of the volt-
age monitor. Real time readings of these voltage levels are all displayed in BIOS.
Fan Status Monitor with Firmware/Software Speed Control
The PC health monitor can check the RPM status of the cooling fans. The onboard
fans are controlled by thermal management via BIOS.
Chapter 1: Introduction
1-11
CPU Overheat/Fan Fail LED and Control
This feature is available when the user enables the CPU overheat/Fan Fail warning
function in the BIOS. This allows the user to de ne an overheat temperature. When
this temperature is exceeded or when a fan failure occurs, the Overheat/Fan Fail
warning LED is triggered.
Auto-Switching Voltage Regulator for the CPU Core
The 3-phase-switching voltage regulator for the CPU core can support up to 80A
and auto-sense voltage IDs ranging from 0.8 V to 1.55V. This will allow the regulator
to run cooler and thus make the system more stable.
1-5 Power Con guration Settings
This section describes the features of your motherboard that deal with power and
power settings.
Microsoft OnNow
The OnNow design initiative is a comprehensive, system-wide approach to system
and device power control. OnNow is a term for a PC that is always on but appears
to be off and responds immediately to user or other requests.
Slow Blinking LED for Suspend-State Indicator
When the CPU goes into a suspend state, the chassis power LED will start blinking
to indicate that the CPU is in suspend mode. When the user presses any key, the
CPU will wake-up and the LED will automatically stop blinking and remain on.
BIOS Support for USB Keyboard
If a USB keyboard is the only keyboard in the system, it will function like a normal
keyboard during system boot-up.
Main Switch Override Mechanism
The power button can function as a system suspend button. When the user de-
presses the power button, the system will enter a SoftOff state. The monitor will be
suspended and the hard drive will spin down. Depressing the power button again
will cause the whole system to wake-up. During the SoftOff state, the power sup-
ply provides power to keep the required circuitry in the system alive. In case the
system malfunctions and you want to turn off the power, just depress and hold the
power button for 4 seconds. The power will turn off and no power will be provided
to the motherboard.
1-12
H8QI6/i+-F Serverboard User’s Manual
Wake-On-LAN (WOL)
Wake-On-LAN is de ned as the ability of a management application to remotely
power up a computer that is powered off. Remote PC setup, up-dates and access
tracking can occur after hours and on weekends so that daily LAN traf c is kept
to a minimum and users are not interrupted. The motherboard has a 3-pin header
(WOL) to connect to the 3-pin header on a Network Interface Card (NIC) that has
WOL capability. Wake-On-LAN must be enabled in BIOS.
Wake-On-Ring Header (WOR)
Wake-up events can be triggered by a device such as the external modem ringing
when the system is in the SoftOff state.
1-6 Power Supply
As with all computer products, a stable power source is necessary for proper and
reliable operation. It is even more important for processors that have high CPU
clock rates.
The H8QI6/i+-F serverboard requires the use of proprietary power supplies. Please
refer to the pinout information for the power connectors in Section 6 of Chapter 2
for detailed information on power requirements.
In areas where noisy power transmission is present, you may choose to install a
line lter to shield the computer from noise. It is recommended that you also install
a power surge protector to help avoid problems caused by power surges.
Warning: To prevent the possibility of explosion, do not use the wrong type of
onboard CMOS battery or install it upside down.
1-7 Super I/O
The disk drive adapter functions of the Super I/O Winbond® Hermon BMC chip
includes a oppy disk drive controller that is compatible with industry standard
82077/765, a data separator, write pre-compensation circuitry, decode logic, data
rate selection, a clock generator, drive interface control logic and interrupt and DMA
logic. The wide range of functions integrated onto the Super I/O greatly reduces the
number of components required for interfacing with oppy disk drives.
The Super I/O provides two high-speed, 16550 compatible serial communication
ports (UARTs), one of which supports serial infrared communication. Each UART in-
cludes a 16-byte send/receive FIFO, a programmable baud rate generator, complete
modem control capability and a processor interrupt system. Both UARTs provide
legacy speed with baud rate of up to 115.2 Kbps as well as an advanced speed
with baud rates of 250 K, 500 K, or 1 Mb/s, which support higher speed modems.
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Supermicro H8QIi+-F User manual

Category
Server/workstation motherboards
Type
User manual

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