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, SOFTW ARE, OR DA TA STORED OR USED WITH THE PRODUCT, INCLUDING THE
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HARDWARE, SOFTWARE, OR DATA.
Any disputes arising between manufacturer and customer shall be governed by the laws of Santa
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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
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California Best Management Practices Regulations for Perchlorate Materials: This Perchlorate
warning applies only to products containing CR (Manganese Dioxide) Lithium coin cells. “Perchlorate
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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 1.0
Release Date: July 22, 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.
This manual is written for system integrators, PC technicians and
knowledgeable PC users. It provides information for the installation and use of the
H8SCM(-F) serverboard.
The H8SCM(-F) serverboard is based on the AMD® SR5650/SP5100
chipset and supports one AMD Socket C32 type processor with up to
16GB of ECC/Non-ECC UDIMM or up to 64GB of ECC RDIMM. The H8SCM
serverboard does not have IPMI capability, whereas the H8SCM-F serverboard
does.
Please refer to the motherboard specifi cations pages on our web site for updates on
supported processors (http://www.supermicro.com/aplus/). This product is intended
to be professionally installed.
Preface
Manual Organization
Chapter 1 includes a checklist of what should be included in your motherboard
box, describes the features, specifi 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 confi guration stored in CMOS.
For quick reference, a general FAQ (Frequently Asked Questions) section is
provided. 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.
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.
LAN PortsLEDs for the LAN Ethernet ports
Dedicated IPMI LAN (H8SCM-F only)LEDs for the dedicated IPMI LAN Ethernet port (H8SGL-F only)
DP1LED for BMC Heartbeat
DP2LED for Serverboard Power-On
ConnectorDescription
COM1/COM2COM1 Serial Port/Header
FAN 1-5Chassis/CPU Fan Headers
IDE#1IDE Disk Drive Connector
IPMI LAN (H8SCM-F only)Dedicated IPMI LAN Port (H8SGL-F only)
JD1Speaker Header
JF1Front Panel Connector
JL1 Chassis Intrusion Header
JOH1Overheat Warning Header
JIPMB (H8SCM-F only)System Management Bus Header for the IPMI Slot
2
JPI2C1Power I
JPW124-pin Main ATX Power Connector
JPW2+12V 8-pin CPU Power Connectors
JWF1Compact Flash Card Power Connector
C Header
JWOL1Wake-On-LAN Header
LAN1/2Gigabit Ethernet (RJ45) Ports
PS2 Mouse/KeyboardPS2 Mouse/Keyboard connectors
SATA0 ~ SATA5SATA Ports
T-SGPIO-1/TSGPIO-2Serial General Purpose Input/Output Header for SATA
USB0/1, USB2/3, USB4/5, USB6Universal Serial Bus (USB) Ports, Headers and Type-A Port
VGAVGA Connector
1-5
H8SCM(-F) Serverboard User’s Manual
Motherboard Features
CPU
Single AMD Opteron 4100 series (AMD Socket C32 type) processor•
Note: Refer to our web site for details on supported processors.
Memory
Four (4) single and dual channel DIMM slots support up to •
16GB of ECC/Non-ECC UDIMM or up to 64GB of ECC RDIMM
DDR3-1333/1066/800 in 1 GB, 2 GB, 4 GB, 8 GB or 16 GB sizes of 1.5V or
1.35V voltages.
Note: Refer to Section 2-4 before installing memory and our web site for recommended DIMMs.
Chipset
AMD SR5650 chipset and one SP5100 Southbridge chipset•
Expansion Slots
One (1) PCI-Express x8 (in x16 slot) Gen. 2•
One (1) PCI-Express x8 Gen. 2•
One (1) PCI-Express x4 (in x8 slot) Gen. 2•
One (1) PCI slot•
2.3, Real Time Clock Wakeup, Plug and Play (PnP), BIOS resume hot keys,
Hardware BIOS Virus Protection
®
SPI Flash ROM
PC Health Monitoring
Onboard voltage monitors•
Fan status monitor with fi 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• 2C temperature sensing logic
Chipkill Support
•
1-6
Chapter 1: Introduction
ACPI Features
Microsoft OnNow•
Slow blinking LED for suspend state indicator•
BIOS support for USB keyboard•
Wake-On-LAN (WOL)•
Onboard I/O
Six (6) SATA ports supported by an on-chip SATA controller (RAID 0, 1, 10 •
supported)
Seven (7) USB (Universal Serial Bus 2.0) ports (2x rear, 2x header,
•
1x type A)
Two (2) LAN ports supported by two onboard Intel® 82574L Ethernet controllers
•
for 10/100/1000Base-T
One (1) dedicated IPMI LAN port (H8SCM-F only)
•
One (1) VGA port supported by an onboard Matrox•
(with 16 MB DDR2 memory)
®
G200 graphics controller
One (1) UDMA IDE 133/100 connector
•
Two COM Ports (one external serial port, one Fast UART 16550 port)•
Other
Onboard power LED•
Chassis intrusion detection•
CD Utilities
BIOS fl ash upgrade utility•
Super Doctor III•
IPMI 1.5 / 2.0 •
Dimensions
Micro-ATX form: 9.6" x 8.6" (244 x 218 mm)•
1-7
H8SCM(-F) Serverboard User’s Manual
Figure 1-3. AMD SR5650/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 specifi cations of your motherboard.
CPU1
HT3 Link
16/16-3.2GHz
DIMM A1
DIMM A0
DIMM B1
DIMM B0
RJ45
RJ45
VGA
DDR2 SDRAM
64MB X16
PSU I2C
IPMB
COM1
COM2
WPCM450-R
HWM
W83795G
INTEL
82574L
INTEL
82574L
RMII
BMC
VGA
FE PHY
RTL8201N
RJ45
PCI-E GEN2 x1
PCI-E GEN2 x1
PCI SLOT1
PCI
SMBus
LPC
SIO
W83527HG
TPM
SR5650
SP5100
KB/MS
A-Link
7xUSB
PCI-E GEN2X8
PCI-E GEN2X8
PCI-E GEN2X4
Slot4 PCIE x8/x16
SWITCH
Slot2
IDE (ATA/133)
TA x6
SA
SPI Flash
Slot3 x8
Clock Gen
1-8
Chapter 1: Introduction
1-3 Chipset Overview
The H8SCM(-F) serverboard is based on the AMD SR5650/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 SR5650/SP5100 Processor
The AMDSR5650/SP5100 are each a single-chip, high-performance HyperT ransport
peripheral controller. It includes a 22-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 seven-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 effi cient use of memory
in multi-processor systems. The end result is a signifi cant increase in bandwidth
within the chipset.
1-4 PC Health Monitoring
This section describes the PC health monitoring features of the H8SCM(-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 defi ne the sensitivity of the
voltage 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.
1-9
H8SCM(-F) Serverboard User’s Manual
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 defi 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 5-phase-switching voltage regulator for the CPU core can support up to
AMD Opteron 4100 series processors 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 Confi 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.
Note: To wake up the system from an S4 state by the USB keyboard/mouse, please
connect the keyboard/mouse to USB port 0/1 at the rear I/O side.
1-10
Chapter 1: Introduction
Main Switch Override Mechanism
The power button can function as a system suspend button. When the user
depresses 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
supply 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.
Wake-On-LAN (WOL)
Wake-On-LAN is defi 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 traffi 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.
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 H8SCM(-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 fi 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.
1-11
H8SCM(-F) Serverboard User’s Manual
1-7 Super I/O
The disk drive adapter functions of the Super I/O Winbond® BMC chip includes 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 fl 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
includes 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.
The Super I/O provides functions that comply with ACPI (Advanced Confi guration
and Power Interface), which includes support of legacy and ACPI power management
through a SMI or SCI function pin. It also features auto power management to reduce
power consumption.
The IRQs, DMAs and I/O space resources of the Super I/O can be fl exibly adjusted
to meet ISA PnP requirements, which support ACPI and APM (Advanced Power
Management).
1-12
Chapter 2: Installation
Chapter 2
Installation
2-1 Static-Sensitive Devices
Electrostatic Discharge (ESD) can damage electronic com ponents. To prevent
damage to your system board, it is important to handle it very carefully . The following
measures are generally suffi cient to protect your equipment from ESD.
Precautions
Use a grounded wrist strap designed to prevent static discharge.•
Touch a grounded metal object before removing the board from the antistatic •
bag.
Handle the board by its edges only; do not touch its components, peripheral
•
chips, memory modules or gold contacts.
When handling chips or modules, avoid touching their pins.
•
Put the motherboard and peripherals back into their antistatic bags when not •
in use.
For grounding purposes, make sure your computer chassis provides excellent
•
conductivity between the power supply, the case, the mounting fasteners and
the motherboard.
Use only the correct type of CMOS onboard battery as specifi ed by the manu-
•
facturer. Do not install the CMOS onboard battery upside down, which may
result in a possible explosion.
Unpacking
The motherboard is shipped in antistatic packaging to avoid static damage. When
unpacking the board, make sure the person handling it is static protected.
2-1
H8SCM(-F) Serverboard User's Manual
!
2-2 Processor and Heatsink Installation
Exercise extreme caution when handling and installing the processor.
Always connect the power cord last and always remove it before adding,
removing or changing any hardware components.
Installation Procedure
Follow the procedures as listed below to install the motherboard into a chassis.
Install the processor(s) and the heatsink(s).1.
Install the motherboard in the chassis.2.
Install the memory and add-on cards.3.
Finally, connect the cables and install the drivers.4.
Installing the Processors
Begin by removing the cover plate that 1.
protects the CPU. Lift the lever on the
CPU socket until it points straight up.
With the lever raised, lift open the silver
CPU retention plate.
Use your thumb and your index fi nger 2.
to hold the CPU. Locate and align pin
1 of the CPU socket with pin 1 of the
CPU. Both are marked with a triangle.
Triangles
2-2
Align pin 1 of the CPU with pin 1 of the 3.
socket. Once aligned, carefully place
the CPU into the socket. Do not drop
the CPU on the socket, move the CPU
horizontally or vertically or rub the CPU
against the socket or against any pins
of the socket, which may damage the
CPU and/or the socket.
With the CPU inserted into the socket, 4.
inspect the four corners of the CPU to
make sure that it is properly installed
and fl ush with the socket. Then, gently
lower the silver CPU retention plate into
place.
Chapter 2: Installation
Carefully press the CPU socket lever 5.
down until it locks into its retention
tab. For a dual-CPU system, repeat
these steps to install another CPU into
the CPU#2 socket (and into CPU#2,
#3 and #4 sockets for a quad-CPU
confi guration).
Installing the Heatsinks
We recommend the use of active type heatsinks (except for 1U systems). Use any
onboard fan header for the CPU's heatsink fan. To install the heatsink, please follow
the installation instructions included with your heatsink package (not included).
2-3
H8SCM(-F) Serverboard User's Manual
!
2-3 Mounting the Motherboard into a Chassis
All motherboards have standard mounting holes to fi t different types of chassis.
Make sure that the locations of all the mounting holes for both the motherboard
and the chassis match. Although a chassis may have both plastic and metal
mounting fasteners, metal ones are highly recommended because they ground
the motherboard to the chassis. Make sure that the metal standoffs click in or are
screwed in tightly.
Check the Compatibility of the Motherboard Ports and the I/O Shield
The H8SCM(-F) serverboard requires a chassis that can support a board of 1.
9.6" x 8.6" (244 x 218 mm) in size.
Make sure that the I/O ports on the motherboard align with their respective 2.
holes in the I/O shield at the rear of the chassis.
Mounting the Motherboard onto the Tray in the Chassis
Carefully mount the motherboard onto the motherboard tray by aligning the 1.
motherboard mounting holes with the raised metal standoffs in the tray.
Insert screws into all the mounting holes in the motherboard that line up with 2.
the standoffs.
Then use a screwdriver to secure the motherboard to the mainboard 3.
tray - tighten until just snug (if too tight you might strip the threads). Metal
screws provide an electrical contact to the motherboard ground to provide a
continuous ground for the system.
Exercise extreme caution when installing or removing memory modules to
prevent any possible damage.
2-4 Installing Memory
Installing Memory
Insert each memory module vertically into its slot, paying attention to the 1.
notch along the bottom of the module to prevent inserting the module
incorrectly (see Figure 2-1).
Install to slots CPU1/DIMM1A, CPU1/DIMM2A, CPU1/DIMM1B and CPU1/2.
DIMM2B, etc. Always install in groups of two and in the numerical order of the
DIMM slots. See support information below.
2-4
Chapter 2: Installation
Gently press down on the memory module until it snaps into place.3.
Note: 1 GB, 2 GB, 4 GB, 8 GB and 16 GB memory modules are supported. It
is highly recommended that you remove the power cord from the system before
installing or changing memory modules. Please refer to our web site for memory
that has been tested on the H8SCM(-F) serverboard.
Memory Support
The H8SCM(-F) serverboard supports single and dual channel, DDR3-1333/1066/800
registered ECC/Unbuffered ECC/non-ECC SDRAM. Only interleaved memory is
supported, so you must populate two DIMM slots at a time, one per channel (see
procedure above).
Populating two adjacent slots at a time with memory modules of the same size and
type will result in interleaved (128-bit) memory, which is faster than non-interleaved
(64-bit) memory.
Maximum Memory
The H8SCM(-F) serverboard supports up to
16GB of ECC/Non-ECC UDIMM or up to 64GB of ECC RDIMM in 4 DIMM
slots.
Figure 2-1. Installing DIMM into Slot
To Install: Insert
module vertically and
press down until it
snaps into place. Pay
attention to the alignment notch at the
bottom.
To Remove: Use
your thumbs to gently push the release
tabs near both ends
of the module. This
should release it from
the slot.
Note: Memory speed support is dependent on the type of CPU used on the
board.
DIMM Module Population Confi guration
For memory to work properly, follow the tables below for memory installation:
Per Channel DIMM Populations Options
DIMM TypeDIMM A DIMM BMax. MHz,
1.5V DIMMs
Max. MHz,
1.35V DIMMs
Max. GB/
Channel
(6-core Only)
Unbuffered
DIMM
(UDIMM)
Registered
DIMM
(RDIMM)
SR or DR Empty 1333 MHz 1333 MHz 4 GB
SR SR1333 MHz 1333 MHz 4 GB
DR DR1066 MHz1066 MHz8 GB
SR or DR Empty 1333 MHz 1333 MHz 8 GB
SR SR1333 MHz 1333 MHz 8 GB
DR DR1066 MHz1066 MHz16 GB
QR Empty 1333 MHz 1066 MHz 16 GB
QR QR 800 MHz 667 MHz 32 GB
Note 1: Due to OS limitations, some operating systems may not show more than
4 GB of memory.
Note 2: Due to memory allocation to system devices, the amount of memory that
remains available for operational use will be reduced when 4 GB of RAM is used.
The reduction in memory availability is disproportional.
2-6
Chapter 2: Installation
Possible System Memory Allocation & Availability
System DeviceSizePhysical Memory Available
(4 GB Total System
Memory)
Firmware Hub fl ash memory (System BIOS)1 MB3.99 GB
Local APIC4 KB3.99 GB
Area Reserved for the chipset2 MB3.99 GB
I/O APIC (4 Kbytes)4 KB3.99 GB
PCI Enumeration Area 1256 MB3.76 GB
PCI Express (256 MB)256 MB3.51 GB
PCI Enumeration Area 2 (if needed) -Aligned on 256-M
boundaryVGA Memory16 MB2.85 GB
TSEG1 MB2.84 GB
Memory available for the OS & other applications 2.84 GB
512 MB3.01 GB
2-5 PCI Expansion Cards
A riser card is used to support one standard size (full height full length) PCI
expansion card.
Installing a PCI Expansion Card
Confi rm that you have the correct riser card for your chassis model and the 1.
add-on card includes a standard bracket.
Remove the chassis cover.2.
Install the riser card by sliding card into the appropriate riser card in the 3.
serverboard.
Choose the PCI slot shield in which to place the add-on card. 4.
In that slot, open the PCI slot shield lever and slide the shield sideways. 5.
From inside the chassis, remove the PCI slot shield.6.
Slide the add-on card into the riser card and attach the add-on card bracket 7.
in place of the PCI slot shield.
Secure the add-on card by closing the PCI slot shield lever.8.
Connect cables to the add-on card as necessary.9.
2-7
H8SCM(-F) Serverboard User's Manual
2-6 I/O Port and Control Panel Connections
The I/O ports are color coded in conformance with the PC99 specifi cation to make
setting up your system easier. See Figure 2-2 below for the colors and locations
of the various I/O ports.
Figure 2-2. I/O Port Locations and Defi nitions
2
4
1
3678
1. Keyboard5. COM1
2. PS/2 Mouse6. VGA Port
3. USB0/17. LAN1
4. IPMI LAN
(H8SCM-F Only)
5
Rear I/O Ports
8. LAN2
Front Control Panel
JF1 contains header pins for various front control panel connectors. See Figure 2-3
for the pin defi nitions of the various connectors. Refer to Section 2-6 for details.
Figure 2-3. JF1: Front Control Panel Header (JF1)
Ground
x (key)
Power LED
HDD LED
NIC1
NIC2
OH/Fan Fail LED
Power Fail LED
Ground
Ground
2-8
20 19
NMI
x (key)
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Reset
Power
2 1
Chapter 2: Installation
2-7 Connector Defi nitions
Power Connectors
A 24-pin main power supply connector(JPW1)
and three 8-pin CPU PWR connector (JPW2)
on the motherboard. These power connectors
meet the SSI EPS 12V specification. In
addition to the 24-pin ATX power connector,
the 12V 8-pin CPU PWR connector at JPW2
must also be connected to your power
supply. See the table on the right for pin
defi nitions.
Warning: To prevent damage to the power
supply or motherboard, please use a power
supply that contains both a 24-pin and 8-pin
power connectors. Be sure to connect these
connectors to the 24-pin (JPW1) and the
three 8-pin (JPW2) power connectors on the
motherboard. Failure in doing so will void the
manufacturer warranty on your power supply
and motherboard.
The PW_ON connector is on pins 1 and 2 of
JF1. This header should be connected to the
chassis power button. See the table on the
right for pin defi nitions.
Reset Connector
The reset connector is located on pins 3 and
4 of JF1 and attaches to the reset switch on
the computer chassis. See the table on the
right for pin defi nitions.
Overheat/Fan Fail LED (OH)
Connect an LED to the OH connection on
pins 7 and 8 of JF1 to provide advanced
warning of chassis overheating or fan
failure. Refer to the table on the right for pin
defi nitions and status indicators.
Power Button
Pin Defi nitions
Pin# Defi nition
1PW_ON
2Ground
Reset Button
Pin Defi nitions
Pin# Defi nition
3Reset
4Ground
OH/Fan Fail LED
Pin Defi nitions
(JF1)
Pin# Defi nition
7Vcc
8Control
(JF1)
(JF1)
OH/Fan Fail
LED Status
State Indication
SolidOverheat
BlinkingFan fail
2-9
H8SCM(-F) Serverboard User's Manual
NIC2 (LAN2) LED
The LED connections for LAN2 are on pins
9 and 10 of JF1. Attach LAN LED cables to
display network activity. See the table on the
right for pin defi nitions.
NIC1 (LAN1) LED
The LED connections for LAN1 are on pins
11 and 12 of JF1. Attach LAN LED cables to
display network activity. See the table on the
right for pin defi nitions.
HDD LED
The HDD LED connection is located on pins
13 and 14 of JF1. Attach the hard drive LED
cable here to display disk activity (for any
hard drives on the system, including SAS,
Serial ATA and IDE). See the table on the
right for pin defi nitions
NIC2 LED
Pin Defi nitions
(JF1)
Pin# Defi nition
9Vcc
10Ground
NIC1 LED
Pin Defi nitions
(JF1)
Pin# Defi nition
11Vcc
12Ground
HDD LED
Pin Defi nitions
(JF1)
Pin# Defi nition
13Vcc
14HD Active
Power On LED
The Power On LED connector is located
on pins 15 and 16 of JF1. This connection
is used to provide LED indication of power
being supplied to the system. See the table
on the right for pin defi nitions.
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 defi nitions.
LAN1/2 (Ethernet Ports)
Two Gigabit Ethernet ports (designated LAN1
and LAN2) are located beside the VGA port.
Additionally, for the H8SCM(-F) serverboard,
there is a dedicated LAN for IPMI on top of
the two rear USB ports. These Ethernet ports
accept RJ45 type cables.
Power LED
Pin Defi nitions
(JF1)
Pin# Defi nition
155V Stby
16Control
NMI Button
Pin Defi nitions
(JF1)
Pin# Defi nition
19Control
20Ground
2-10
Chapter 2: Installation
Universal Serial Bus Ports
Two Universal Serial Bus ports (USB 2.0) are
located beside the Keyboard and Mouse PS2
ports (USB0/1). One additional Type A port
(USB6) is included on the motherboard. See
the table on the right for pin defi nitions.
USB Headers
Four USB 2.0 headers (USB2/3 and USB4/5)
are also included on the motherboard. These
may be connected to provide front side
access. A USB cable (not included) is needed
for the connection. See the table on the right
for pin defi nitions.
Universal Serial Bus Ports
Pin Defi nitions (USB 0/1,
USB6)
USB0
Pin # Defi nition
1+5V1+5V
2PO-2PO3PO+3PO+
4Ground4Ground
USB1
Pin # Defi nition
Universal Serial Bus Headers
Pin Defi nitions (USB2/3,
USB4/5)
USB2
Pin # Defi nition
1+5V1+5V
2PO-2PO3PO+3PO+
4Ground4Ground
5Key5NC
USB3
Pin # Defi nition
Fan Headers
This motherboard has five fan headers
(Fan1 to Fan5). These 4-pin fans headers
are backward compatible with 3-pin fans.
However, fan speed control is available
for 4-pin fans only. The fan speeds are
controlled by the BIOS. See the table on the
right for pin defi nitions
Serial Ports
The COM1 serial port is located beside the
VGA port. Refer to the motherboard layout
for the location of the COM2 header. See the
table on the right for pin defi nitions.
The T-SGPIO1/ T-SGPIO2 (Serial General
Purpose Input/Output) headers provide a bus
between the SAT A controller and the backpane
to provide SATA enclosure management
functions. Connect the appropriate cable
from the backplane to the T-SGPIO1 header
to utilize SATA management functions on
your system.
Chassis Intrusion
A Chassis Intrusion header is located at JL1.
Attach the appropriate cable to inform you of
a chassis intrusion.
Overheat LED
Connect an LED to the JOH1 header to
provide warning of chassis overheating. See
the table on the right for pin defi nitions.
Pin# Defi nition
1Battery voltage
2Intrusion signal
Overheat LED
Pin Defi nitions
(JOH1)
Pin# Defi nition
13.3V
2OH Active
Wake-On-LAN
The Wake-On-LAN header is designated
JWOL1. See the table on the right for pin
defi nitions. You must have a LAN card with
a Wake-On-LAN connector and cable to use
the Wake-On-LAN feature.
Power I2C
The JPI2C1 header is for power I
2
C, which
may be used to monitor the status of the power
supply , fan and system temperature. See the
table on the right for pin defi nitions.
Wake-On-LAN
Pin Defi nitions
(JWOL1)
Pin# Defi nition
1+5V Standby
2Ground
3Wake-up
Power I2C
Pin Defi nitions
(JPI2C1)
Pin# Defi nition
1Data
2Ground
3Clock
4NC
2-12
Chapter 2: Installation
ATX PS/2 Keyboard and PS/2 Mouse
Ports
The ATX PS/2 keyboard and PS/2 mouse are
located next to the Back Panel USB Ports
0~3 on the motherboard. See the table at
right for pin defi nitions.
Power LED/Speaker
On the JD1 header, pins 1~3 are used for
power LED indication, and pins 4-7 are for
the speaker. See the tables on the right for
pin defi nitions. If you wish to use the onboard
speaker, you should close pins 6~7 with a
jumper. Connect a cable to pins 4~7 of JD1
to use an external speaker.
A System Management Bus header for the
IPMI slot is located at IPMB. Connect the
appropriate cable here to use the IPMB I2C
connection on your system.
Compact Flash Card PWR Connector
A Compact Flash Card Power Connector
is located at JWF1. For the Compact Flash
Card to work properly , you will need to enable
with JCF1 and connect a Compact Flash
Card power cable to JWF1 fi rst.
A Video (VGA) connector is located below
the COM Port on the IO backplane. This
connector is used to provide video and CRT
display.
2-8 Jumper Settings
Explanation of Jumpers
To modify the operation of the motherboard,
jumpers can be used to choose between
optional settings. Jumpers create shorts
between two pins to change the function
of the connector. Pin 1 is identifi ed with
a square solder pad on the printed circuit
board. See the diagram at right for an
example of jumping pins 1 and 2. Refer
to the motherboard layout page for jumper
locations.
Note: On two-pin jumpers, "Closed" means
the jumper is on and "Open" means the
jumper is off the pins.
Connector
3 2 1
Pins
Jumper
3 2 1
Setting
JBT1 contact pads
CMOS Clear
JBT1 is used to clear CMOS, which will also clear any passwords. Instead of pins,
this jumper consists of contact pads to prevent accidentally clearing the contents
of CMOS.
To Clear CMOS
First power down the system and unplug the power cord(s).1.
With the power disconnected, short the CMOS pads with a metal object such 2.
as a small screwdriver.
Remove the screwdriver (or shorting device).3.
Reconnect the power cord(s) and power on the system.4.
Note:Do not use the PW_ON connector to clear CMOS.
2-14
Chapter 2: Installation
LAN1/2 Enable/Disable
Change the setting of jumper JPL1 or JPL2
to enable or disable the LAN1 or LAN2
Ethernets port. See the table on the right
for jumper settings. The default setting is
enabled.
VGA Enable/Disable
JPG1 allows you to enable or disable the
VGA port. The default position is on pins 1
and 2 to enable VGA. See the table on the
right for jumper settings.
Compact Flash Master/Slave Select
A Compact Flash Master (Primary)/Slave
(Secondary) Select Jumper is located at
JCF1. Close this jumper to enable Compact
Flash Card. For the Compact Flash Card
or the Compact Flash Jumper (JCF1) to
work properly, you will need to connect the
Compact Flash Card power cable to JWF1
fi rst. Refer to the board layout below for the
location.
JWD1 enables the Watch Dog function, a
system monitor that takes action when a
software application freezes the system.
Jumping pins 1-2 will have WD reboot the
system if a program freezes. Jumping pins
2-3 will generate a non-maskable interrupt
for the program that has frozen. See the
table on the right for jumper settings. Watch
Dog must also be enabled in BIOS.
LAN Enable/Disable
Change the setting of jumper JPL1/2 to
enable or disable the LAN1/2 Ethernet ports.
See the table on the right for jumper settings.
The default setting is enabled.
The JD1 header allows you to use either an
external speaker or the internal (onboard)
speaker. To use the internal onboard
speaker, close pins 6 and 7 with a jumper.
To use an external speaker, remove the
jumper and connect the speaker wires to
pins 4 (+5V) and 7 (control signal). See the
table on the right for settings and the table
associated with the Power LED/Keylock/
Speaker connection (previous section) for
jumper settings.
I2C to PCI-Express Slot
2
JI
C1/JI2C2 allows you to enable the I2C bus
to communicate with the PCI-Express slot.
For the jumpers to work properly, please set
both jumpers to the same setting. If enabled,
both jumpers must be enabled. If disabled,
both jumpers must be disabled. See the table
on the right for jumper settings.
Onboard Speaker Enable/Disable
Pin Defi nitions (JD1)
Pins Defi nition
6 and 7Jump for onboard speaker
4 and 7Attach external speaker wires
Note: Pins 4-7 are used only for
the onboard speaker.
I2C to PCI-Express Slot
Jumper Settings
2
C1/JI2C2)
(JI
Jumper Setting Defi nition
ClosedEnabled
Open Disabled
2-16
Chapter 2: Installation
2-9 Onboard Indicators
LAN1/LAN2 LEDs
The Ethernet ports (located beside the VGA
port) have two LEDs. On each Gb LAN port,
one LED blinks to indicate activity while the
other may be green, amber or off to indicate
the speed of the connection. See the table
on the right for the functions associated with
the connection speed LED.
Dedicated IPMI LAN LEDs
(H8SCM-F only)
A dedicated IPMI LAN is also included on the
H8SCM(-F) serverboard. The amber LED on
the right indicates activity, while the green
LED on the left indicates the speed of the
conne ction. Se e the table at r ight for more
information.
LAN LED
(Connection Speed
Indicator)
LED Color Defi nition
Off10 MHz
Green100 MHz
Amber1 GHz
IPMI LAN Link LED
(Left) & Activity LED (Right)
Color Status Defi nition
Link
(Left)
Activity
(Right)
Green:
Solid
Amber:
Blinking
100 Mb/s
Active
BMC Heartbeat LED
A BMC (Baseboard Management Control)
Heartbeat LED is located at DP1 on the
motherboard. When DP1 is on, the BMC
Controller functions normally . See the tables
at right fo r more info rmati on.
Power LED
DP2 is an Onboard Power LED. When
this LED is lit, it means power is present
on the serverboard. Be sure to turn off the
system and unplug the power cord(s) before
removing or installing components.
BMC Heartbeat (DP1))
LED Settings
Color Status Defi nition
GreenBlinkingBMC: Normal
OffOffNot functioning
normally
Power LED
(DP2)
State System Status
OnStandby power present
on motherboard
OffNo power connected
2-17
H8SCM(-F) Serverboard User's Manual
2-10 IDE and SATA Drive Connections
Use the following information to connect the IDE hard disk drive cables.
A red mark on a wire typically designates the location of pin 1.
•
The 80-wire ATA133/100/66 IDE hard disk drive cable that came with your sys-•
tem has two connectors to support two drives. This special cable should be used
to take advantage of the speed this new technology offers. The blue connector
connects to the onboard IDE connector interface and the other connector(s) to
your hard drive(s). Consult the documentation that came with your disk drive for
details on actual jumper locations and settings for the hard disk drive.
IDE Connector
There is one IDE connector on the
serverboard. See the table on the right for
pin defi nitions.
IDE Drive Connector
Pin Defi nitions (IDE#1)
Pin# Defi nition Pin # Defi nition
1Reset IDE2Ground
3Host Data 74Host Data 8
5Host Data 66Host Data 9
7Host Data 58Host Data 10
9Host Data 410Host Data 11
11Host Data 312Host Data 12
13Host Data 214Host Data 13
15Host Data 116Host Data 14
17Host Data 018Host Data 15
19Ground20Key
21DRQ322Ground
23I/O Write24Ground
25I/O Read26Ground
27IOCHRDY28BALE
29DACK330Ground
31IRQ1432IOCS16
33Addr134Ground
35Addr036Addr2
37Chip Select 038Chip Select 1
39Activity40Ground
SATA Ports
There are no jumpers to confi gure the SATA
ports, which are designated SATA0 through
SATA5. See the table on the right for pin
defi nitions.
Now that the hardware is set up, you must install the operating system and the
SATA RAID drivers, if you wish to use RAID with your SATA drives. The installation
procedure differs depending on whether you wish to have the operating system
installed on a RAID array or on a separate non-RAID drive. See the instructions
below for details.
Serial ATA (SATA)
Serial ATA (SATA) is a physical storage interface that employs a single cable with a
minimum of four wires to create a point-to-point connection between devices. This
connection is a serial link that supports a SATA transfer rate from 150 MBps. The
serial cables used in SATA are thinner than the traditional cables used in Parallel
ATA (PATA) and can extend up to one meter in length, compared to only 40 cm for
PATA cables. Overall, SATA provides better functionality than PATA.
Installing the OS/SATA Driver
Before installing the OS (operating system) and SA TA RAID driver, you must decide
if you wish to have the operating system installed as part of a bootable RAID array
or installed to a separate non-RAID hard drive. If on a separate drive, you may
install the driver either during or after the OS installation. If you wish to have the
OS on a SATA RAID array, you must follow the procedure below and install the
driver during the OS installation.
Building a Driver Diskette
Y ou must fi rst build a driver diskette from the Supermicro CD-ROM that was included
with the system. (You will have to create this disk on a computer that is already
running and with the OS installed.)
Building a Driver Diskette
Insert the CD into your CD-ROM drive and start the system. A display as 1.
shown in Figure 2-6 will appear.
Click on the icon labeled "Build Driver Diskettes and Manuals" and follow the 2.
instructions to create a fl oppy disk with the driver on it.
Once it's been created, remove the fl oppy and insert the installation CD for 3.
the Windows Operating System you wish to install into the CD-ROM drive of
the new system you are about to confi gure.
2-19
H8SCM(-F) Serverboard User's Manual
Note: You need to have an external USB fl oppy when building the driver diskette.
Window's Vista, Windows 2008 or later Windows OS systems can use a USB stick
instead of a fl oppy.
Enabling SATA RAID in the BIOS
Before installing the Windows Operating System, you must change some settings
in BIOS. Boot up the system and hit the <Del> key to enter the BIOS Setup Utlility.
After the Setup Utility loads,
Use the arrow keys to move to the Exit menu. Scroll down with the arrow 1.
keys to the "Load Optimal Defaults setting and press <Enter>. Select "OK" to
confi rm, then <Enter> to load the default settings.
Use the arrow keys to move to the "Advanced" menu, then scroll down to 2.
"IDE confi guration". Once in this submenu, scroll down to "OnChip SATA
Type" and choose the "RAID" option (see Figure 2-4).
Figure 2-4. BIOS Setup Screen
Hit the <Esc> key twice and scroll to the Exit menu. Select "Save Changes 3.
and Exit" and hit <enter>, then hit <Enter> again to verify.
2-20
Chapter 2: Installation
After exiting the BIOS Setup Utility, the system will reboot. When prompted 4.
during the startup, press the <CTRL+A> key when prompted to run the DotHill RAID Utility program (see Figure 2-5).
Using the Adaptec RAID Utility
The Adaptec® RAID Utility program is where you can defi ne the drives you want
to include in the RAID array and the mode and type of RAID.
Figure 2-5.Adaptec RAID Utility Program Screen
Installing the RAID Driver During OS Installation
Y ou may also use the procedure below to install the RAID driver during the Window's
OS installation:
With the Windows OS installation CD in the CD-ROM drive, restart the 5.
system.
When you see the prompt, hit the <F6> key to enter Windows setup.6.
Eventually a blue screen will appear with a message that begins "Windows 7.
could not determine the type of one or more storage devices . . ." When you
see the screen, hit the <S> key to "Specify Additional Device", then insert the
driver diskette you just created into the fl oppy drive.
Highlight "Manufuacturer Supplied Hardware Support Disk" and hit the 8.
<Enter> key.
2-21
H8SCM(-F) Serverboard User's Manual
Highlight the fi rst "Adaptec RAID" driver shown and press the <Enter> key to 9.
install it.
Press <Enter> again to continue with the Windows setup.10.
2-12 Installing Drivers
The CD that came bundled with the system contains drivers, some of which must
be installed, such as the chipset driver. After inserting this CD into your CD-ROM
drive, the display shown in Figure 2-6 should appear. (If this display does not appear ,
click on the My Computer icon and then on the icon representing your CD-ROM
drive. Finally, double click on the S "Setup" icon.)
Click the icons showing a hand writing on paper to view the readme fi les for each
item. Click the computer icons to the right of these items to install each item (from
top to the bottom) one at a time. After installing each item, you should reboot the
system before moving on to the next item on the list. The bottom icon with a CD
on it allows you to view the entire contents of the CD.
The Supero Doctor III program is a Web base management tool that supports remote
management capability. It includes Remote and Local Management tools. The local
management is called SD III Client. The Supero Doctor III program included on the
CD-ROM that came with your motherboard allows you to monitor the environment
and operations of your system. Supero Doctor III displays crucial system information
such as CPU temperature, system voltages and fan status. See the Figure below
for a display of the Supero Doctor III interface.
Note: The default User Name and Password for SuperDoctor III is ADMIN /
ADMIN.
Note: When SuperDoctor III is fi rst installed, it adopts the temperature threshold
settings that have been set in BIOS. Any subsequent changes to these thresholds
must be made within Super Doctor, as the Super Doctor settings override the BIOS
settings. To set the BIOS temperature threshold settings again, you would fi rst need
to uninstall SuperDoctor III.
Figure 2-7. Supero Doctor III Interface Display Screen (Health Information)
2-23
H8SCM(-F) Serverboard User's Manual
Figure 2-8. Supero Doctor III Interface Display Screen (Remote Control)
Note: Super Doctor III Software Revision 1.0 can be downloaded from our
Web Site at: ftp://ftp.supermicro.com/utility/Supero_Doctor_III/. You can also
download the Super Doctor III User's Guide at: <http://www.supermicro.com/
PRODUCT/Manuals/SDIII/UserGuide.pdf>. For Linux, we recommend that you use
the Supero Doctor II applictation instead.
2-24
Chapter 3: Troubleshooting
Chapter 3
Troubleshooting
3-1 Troubleshooting Procedures
Use the following procedures to troubleshoot your system. If you have followed all
of the procedures below and still need assistance, refer to the ‘Technical Support
Procedures’ and/or ‘Returning Merchandise for Service’ section(s) in this chapter.
Always disconnect the AC power cord before adding, changing or installing any
hardware components.
Before Power On
Check that the onboard power LED is lit (DP2 on the motherboard). 1.
Make sure that the power connector is connected to your power supply.2.
Make sure that no short circuits exist between the motherboard and chassis.3.
Disconnect all cables from the motherboard, including those for the keyboard 4.
and mouse.
Remove all add-on cards.5.
Install a CPU and heatsink (making sure it is fully seated) and connect the 6.
internal (chassis) speaker and the power LED to the motherboard. Check all
jumper settings as well.
Use the correct type of onboard CMOS battery (CR2032) as recommended 7.
by the manufacturer. To avoid possible explosion, do not install the CMOS
battery upside down.
No Power
Make sure that no short circuits exist between the motherboard and the 1.
chassis.
Verify that all jumpers are set to their default positions.2.
Check that the 115V/230V switch on the power supply is properly set.3.
3-1
H8SCM(-F) Serverboard User's Manual
Turn the power switch on and off to test the system.4.
The battery on your motherboard may be old. Check to verify that it still 5.
supplies ~3VDC. If it does not, replace it with a new one.
No Video
If the power is on but you have no video, remove all the add-on cards and 1.
cables.
Use the speaker to determine if any beep codes exist. Refer to Appendix A 2.
for details on beep codes.
Note: If you are a system integrator, VAR or OEM, a POST diagnostics card is
recommended. For I/O port 80h codes, refer to App. B.
Memory Errors
Make sure that the DIMM modules are properly and fully installed.1.
You should be using proper ECC DDR-3 memory (see next page). Also, it is 2.
recommended that you use the same memory type and speed for all DIMMs
in the system. See Section 2-4 for memory details.
Check for bad DIMM modules or slots by swapping modules between slots 3.
and noting the results.
Check the power supply voltage 115V/230V switch.4.
Losing the System’s Setup Confi guration
Make sure that you are using a high quality power supply. A poor quality 1.
power supply may cause the system to lose the CMOS setup information.
Refer to Section 1-6 for details on recommended power supplies.
The battery on your motherboard may be old. Check to verify that it still 2.
supplies ~3VDC. If it does not, replace it with a new one.
If the above steps do not fi x the setup confi guration problem, contact your 3.
vendor for repairs.
3-2
Chapter 3: Troubleshooting
3-2 Technical Support Procedures
Before contacting Technical Support, please take the following steps. Also, note
that as a motherboard manufacturer, we do not sell directly to end-users, so it is
best to fi rst check with your distributor or reseller for troubleshooting services. They
should know of any possible problem(s) with the specifi c system confi guration that
was sold to you.
Please review the ‘Troubleshooting Procedures’ and 'Frequently Asked 1.
Questions' (FAQs) sections in this chapter or see the FAQs on our web site
before contacting Technical Support.
BIOS upgrades can be downloaded from our web site. 2. Note: Not all BIOS
can be fl ashed depending on the modifi cations to the boot block code.
If you still cannot resolve the problem, include the following information when 3.
contacting us for technical support:
Motherboard model and PCB revision number
•
BIOS release date/version (this can be seen on the initial display when your •
system fi rst boots up)
System confi guration
•
An example of a Technical Support form is posted on our web site.
Distributors: For immediate assistance, please have your account number ready
when contacting our technical support department by e-mail.
3-3 Frequently Asked Questions
Question: What type of memory does my motherboard support?
Answer: The H8SCM(-F) serverboard supports up to
16GB of ECC/Non-ECC UDIMM or up to 64GB of ECC RDIMM. See Section 2-4
for details on installing memory.
Question: How do I update my BIOS?
Answer: It is recommended that you not upgrade your BIOS if you are not
experiencing problems with your system. Updated BIOS fi les are located on our
web site. Please check our BIOS warning message and the information on how to
update your BIOS on our web site. Also, check the current BIOS revision and make
sure it is newer than your current BIOS before downloading.
3-3
H8SCM(-F) Serverboard User's Manual
Select your motherboard model on the web page and download the corresponding
BIOS fi le to your computer. Unzip the BIOS update fi le, in which you will fi nd the
readme.txt (fl ash instructions), the afudos.exe (BIOS fl ash utility) and the BIOS
image (xxx.rom) fi les. Copy these fi les to a bootable fl oppy disk, insert the disk
into drive A and reboot the system. At the DOS prompt after rebooting, enter the
command "fl ash" (without quotation marks) then type in the BIOS fi le that you want
to update with (xxxx.rom).
Question: What's on the CD that came with my motherboard?
Answer: The supplied compact disc has quite a few drivers and programs that will
greatly enhance your system. We recommend that you review the CD and install the
applications you need. Applications on the CD include chipset drivers for Windows
and security and audio drivers.
Question: Why can't I turn off the power using the momentary power on/off
switch?
Answer: The instant power off function is controlled in BIOS by the Power Button
Mode setting. When the On/Off feature is enabled, the motherboard will have
instant off capabilities as long as the BIOS has control of the system. When the
Standby or Suspend feature is enabled or when the BIOS is not in control such
as during memory count (the fi rst screen that appears when the system is turned
on), the momentary on/off switch must be held for more than four seconds to shut
down the system. This feature is required to implement the ACPI features on the
motherboard.
3-4 Returning Merchandise for Service
A receipt or copy of your invoice marked with the date of purchase is required before any warranty service will be rendered. You can obtain service by calling your
vendor for a Returned Merchandise Authorization (RMA) number. When returning
to the manufacturer, the RMA number should be prominently displayed on the
outside of the shipping carton, and mailed prepaid or hand-carried. Shipping and
handling charges will be applied for all orders that must be mailed when service
is complete.
For faster service, RMA authorizations may be requested online (http://www.
supermicro.com/support/rma/).
This warranty only covers normal consumer use and does not cover damages incurred in shipping or from failure due to the alteration, misuse, abuse or improper
maintenance of products.
During the warranty period, contact your distributor fi rst for any product problems.
3-4
Chapter 4: BIOS
Chapter 4
BIOS
4-1 Introduction
This chapter describes the AMIBIOS™ Setup utility for the H8SCM(-F) serverboard.
The AMI ROM BIOS is stored in a fl ash chip and can be easily upgraded using a fl oppy disk-based program.
Note: Due to periodic changes to the BIOS, some settings may have been added
or deleted and might not yet be recorded in this manual. Please refer to the Manual
Download area of our web site for any changes to BIOS that may not be refl ected
in this manual.
Starting the Setup Utility
To enter the BIOS Setup Utility, hit the <Delete> key while the system is booting-up.
(In most cases, the <Delete> key is used to invoke the BIOS setup screen. There
are a few cases when other keys are used, such as <F1>, <F2>, etc.) Each main
BIOS menu option is described in this manual.
The Main BIOS screen has two main frames. The left frame displays all the options
that can be confi gured. “Grayed-out” options cannot be confi gured. The right frame
displays the key legend. Above the key legend is an area reserved for a text
message. When an option is selected in the left frame, it is highlighted in white. Often
a text message will accompany it. (Note that BIOS has default text messages built
in. We retain the option to include, omit, or change any of these text messages.)
Settings printed in Bold are the default values.
A "
" indicates a submenu. Highlighting such an item and pressing the <Enter>
key will open the list of settings within that submenu.
The BIOS setup utility uses a key-based navigation system called hot keys. Most
of these hot keys (<F1>, <F10>, <Enter>, <ESC>, <Arrow> keys, etc.) can be used
at any time during the setup navigation process.
4-1
H8SCM(-F) Serverboard User’s Manual
4-2 Main Menu
When you fi rst enter AMI BIOS Setup Utility, you will see the Main Menu screen.
You can always return to the Main Menu by selecting the Main tab on the top of
the screen with the arrow keys.
The Main Menu screen provides you with a system overview, which includes the
version, built date and ID of the AMIBIOS, the type, speed and number of the
processors in the system and the amount of memory installed in the system.
System Time/System Date
You can edit this fi eld to change the system time and date. Highlight System Time
or System Date using the <Arrow> keys. Enter new values through the keyboard.
Press the <Tab> key or the <Arrow> keys to move between fi elds. The date must
be entered in DAY/MM/DD/YYYY format. The time is entered in HH:MM:SS format.
Please note that time is in a 24-hour format. For example, 5:30 A.M. appears as
05:30:00 and 5:30 P.M. as 17:30:00.
4-3 Advanced Settings Menu
Boot Feature
Quick Boot
If Enabled, this option will skip certain tests during POST to reduce the time
needed for the system to boot up. The options are Enabled and Disabled.
Quiet Boot
If Disabled, normal POST messages will be displayed on boot-up. If Enabled,
this display the OEM logo instead of POST messages.
Add On ROM Display Mode
This option sets the display mode for Option ROM. The options are Force BIOS
or Keep Current.
Bootup Num Lock
This option selects the power-on state for the NUM lock to either On or Off.
PS/2 Mouse Support
Use this option to select support for the PS/2 mouse. Options are Disabled,
Enabled or Auto.
4-2
Chapter 4: BIOS
Wait for F1 if Error
This setting controls the system response when an error is detected during the
boot sequence. When enabled, BIOS will stop the boot sequence when an error
is detected, at which point you will need to press the F1 button to re-enter the
BIOS setup menu. The options are Enabled and Disabled.
Hit 'DEL' Message Display
Use this option to Enable or Disable the "Press DEL to run setup" message in
POST.
Watch Dog Function
Allows system to restart when system is inactive more than 5-minutes. The
options are Enabled and Disabled.
Power Button Function
This sets the function of the power button when you turn off the system. Options
include 4-second Overide and Instant Off.
Restore on AC Power Loss
This sets the action that occurs when an AC power loss occurs. Options include
Power Off, Power On and Last State.
Interrupt 19 Capture
Select Enabled to allow ROMs to trap Interrupt 19. The options are Enabled
and Disabled.
EUP Support
This setting allows you to enable or disable supplied standby power in S5. Set to
Enabled to for EUP requirements and set to Disabled for wakening capability.
Processor and Clock Options
CPU Confi guration
This displays static information on the Module Version, Physical Count and
Logical Count for the system's processor(s) and clock.
CPU Information
The information for the installed processor includes Revision, Cache L1/L2/L3,
Speed, NB CLK, Able to Change Frequency and uCode Patch Level.
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H8SCM(-F) Serverboard User’s Manual
GART Error Reporting
This option should remain disabled for normal operation. The driver developer
may enable this option for testing purposes. Options are Enabled or Disabled.
Microcode Update
This setting Enables or Disables microcode updating.
Secure Virtual Machine Mode
This setting is used to Enable or Disable SVM.
Power Now
This setting is used to Enable or Disable the AMD Power Now feature.
Power Cap
This option can decide the highest P-state in the OS. Options include P-state
0 through P-state 4.
ACPI SRAT Table
This option Enables or Disables the building of the ACPI SRAT Table.
CPU Down Core Mode
This option sets down core support for the CPU. Options include Disabled, 1
Core through n Cores in odd numbered increments. The value n is depend on
the core per CPU node.
C1E Support
This option specifi es C1E support. Options include Enabled and Disabled.
Clock Speed Spectrum
This option enables or disables spread spectrum modulation.
Advanced Chipset Control
NorthBridge Confi guration
Memory Confi guration
Bank Interleaving
Select Auto to automatically enable a bank-interleaving memory scheme
when this function is supported by the processor. The options are Auto
and Disabled.
4-4
Chapter 4: BIOS
Node Interleaving
This option enables node memory interleaving. Options include Auto or
Disabled.
Channel Interleaving
This option enables channel memory interleaving. Options include Auto
or Disabled.
CS Sparing
This setting will reserve a spare memory rank in each node when enabled.
Options are Enabled and Disabled.
Bank Swizzle Mode
This setting Enables or Disables the bank swizzle mode.
ECC Confi guration
ECC Mode
This submenu affects the DRAM scrub rate based on its setting. Options
include Disabled, Basic, Good, Super, Max and User. Selecting User
activates the other options for user setting.
DRAM ECC Enable
This setting allows hardware to report and correct memory errors automatically, maintaining system integrity. Options are Enabled or Disabled. This is option is only active if ECC Mode above is set to User.
DRAM Timing Confi guration
DRAM Timing Confi g
This option allows you to set the DRAM timing confi guration for the system.
Options include Auto or Manual.
IOMMU
This setting is used to enable or disable or set the GART size in systems without
AGP. Options include Enabled and Disabled.
4-5
H8SCM(-F) Serverboard User’s Manual
OHCI/EHCI HC Device Functions
These settings allow you to either Enable or Disable functions for OHCI or EHCI
bus devices.
USB 2.0 Controller Mode
Use this setting to confi gure the USB 2.0 Controller in either Hi-Speed (480
Mps) or Full Speed (12 Mps) mode. Options include Enabled (Hi-Speed Mode)
or Disabled (Full Speed Mode).
Legacy USB Support
Select "Enabled" to enable the support for USB Legacy. Disable Legacy support
if there are no USB devices installed in the system. "Auto" disabled Legacy
support if no USB devices are connected. The options are Disabled, Enabled
and Auto.
Route Port 80h Cycles To
This option allows you to set route 80h cycles to either PCI or LPC.
IDE Confi guration
Onboard PCI IDE Controller
This setting allows you to Enable or Disable the PCI IDE controller.
On Chip SATA Channel
This setting allows you to Enable or Disable the OnChip SATA channel.
On Chip SATA Type
Use this setting to set the On Chip SATA type. Options include
Native IDE, RAID, AHCI and Legacy IDE.
SATA IDE Combined Mode
This setting allows you to Enable or Disable the SATA IDE combined mode.
PATA Channel Confi gurationThis allows you to set PATA channel confi guration. Options include S ATA as
Primary or SATA as secondary.
4-6
Chapter 4: BIOS
Primary/Secondary/Third/Fourth IDE Master/Slave
LBA/Large Mode
LBA (Logical Block Addressing) is a method of addressing data on a disk
drive. The options are Disabled and Auto.
Block (Multi-Sector Transfer)
Block mode boosts IDE drive performance by increasing the amount of data
transferred. Only 512 bytes of data can be transferred per interrupt if block
mode is not used. Block mode allows transfers of up to 64 KB per interrupt.
Select "Disabled" to allow the data to be transferred from and to the device
one sector at a time. Select "Auto" to allows the data transfer from and to the
device occur multiple sectors at a time if the device supports it. The options
are Auto and Disabled.
PIO Mode
PIO (Programmable I/O) mode programs timing cycles between the IDE drive
and the programmable IDE controller. As the PIO mode increases, the cycle
time decreases.
The options are Auto, 0, 1, 2, 3, and 4. Select Auto to allow BIOS to auto
detect the PIO mode. Use this value if the IDE disk drive support cannot be
determined. Select 0 to allow BIOS to use PIO mode 0, which has a data
transfer rate of 3.3 MBs. Select 1 to allow BIOS to use PIO mode 1, which
has a data transfer rate of 5.2 MBs. Select 2 to allow BIOS to use PIO mode
2, which has a data transfer rate of 8.3 MBs. Select 3 to allow BIOS to use
PIO mode 3, which has a data transfer rate of 11.1 MBs. Select 4 to allow
BIOS to use PIO mode 4, which has a data transfer rate of 16.6 MBs. This
setting generally works with all hard disk drives manufactured after 1999.
For other disk drives, such as IDE CD-ROM drives, check the specifi cations
of the drive.
DMA Mode
Selects the DMA Mode. Options are Auto, SWDMA0, SWDMA1, SWDMA2,
MWDMA0. MDWDMA1, MWDMA2, UDMA0. UDMA1, UDMA2, UDMA3,
UDMA4 and UDMA5. (SWDMA=Single Word DMA, MWDMA=Multi Word
DMA, UDMA=UltraDMA.)
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H8SCM(-F) Serverboard User’s Manual
S.M.A.R.T.
Self-Monitoring Analysis and Reporting Technology (SMART) can help predict
impending drive failures. Select "Auto" to allow BIOS to auto detect hard
disk drive support. Select "Disabled" to prevent AMI BIOS from using the
S.M.A.R.T. Select "Enabled" to allow AMI BIOS to use the S.M.A.R.T. to support hard drive disk. The options are Disabled, Enabled, and Auto.
32-Bit Data Transfer
Select "Enabled" to activate the function of 32-Bit data transfer. Select "Disabled" to deactivate the function. The options are Enabled and Disabled.
IDE Detect Timeout (Sec)
Use the +/- keys to adjust and select the time out for detecting ATA/ATAPI
devices. The default value is 35.
PCI/PnP Confi guration
Clear NVRAM
Select Yes to clear NVRAM during boot-up. The options are Yes and No.
Plug & Play O/S
Select Yes to allow the OS to confi gure Plug & Play devices. (This is not required
for system boot if your system has an OS that supports Plug & Play.) Select No
to allow AMIBIOS to confi gure all devices in the system.
PCI Latency Timer
This option sets the latency of all PCI devices on the PCI bus. Select a value
to set the PCI latency in PCI clock cycles. Options are 32, 64, 96, 128, 160,
192, 224 and 248.
PCI IDE Busmaster
Use this setting to Enable or Disable BIOS enabled uses of PCI Busmastering
for reading or writing to IDE drives.
ROM Scan Ordering
This setting determines which kind of option ROM activates prior to another.
Options include Onboard First and Addon First.
PCI Slot 4
These settings Enable or Disable the specifi ed PCI slot in your system.
4-8
Chapter 4: BIOS
PCIE x4 Slot5/PCI x8 Slot 6/PCI x8/x16 Slot 7
These settings Enable or Disable the specifi ed PCIE slot in your system.
Onboard LAN Option ROM Select
This setting allows you to select the onboard LAN option ROM for iSCSI or
PXE.
Note: You must enable ONLY LAN1 when the iSCSI support option is
specifi ed.
Load Onboard LAN 1 Option ROM
This option allows you to enable or disable the onboard LAN 1 option ROM.
Load Onboard LAN 2 Option ROM
This option allows you to enable or disable the onboard LAN 2 option ROM.
Primary Video Controller
This option specifi es the primary video controller for Onboard VGA or Other.
SuperIO Device Confi guration
Serial 1 Address
This option specifi es the base I/O port address and Interrupt Request address
of serial port 1. Select "Disabled" to prevent the serial port from accessing any
system resources. When this option is set to Disabled, the serial port physically
becomes unavailable. Select "3F8/IRQ4" to allow the serial port to use 3F8 as its
I/O port address and IRQ 4 for the interrupt address. Options include Disabled,
3F8/IRQ4, 3E8/IRQ4 and 2E8/IRQ3
Serial 2 Address
This option specifi es the base I/O port address and Interrupt Request address
of serial port 2. Select "Disabled" to prevent the serial port from accessing any
system resources. When this option is set to "Disabled", the serial port physically
becomes unavailable. Select "2F8/IRQ3" to allow the serial port to use 2F8 as its
I/O port address and IRQ 3 for the interrupt address. Options include Disabled,
2F8/IRQ3, 3E8/IRQ4 and 2F8/IRQ3.
Serial Port 2 Attribute
This option allows you to set COM2 as a normal serial port or as virtual COM
for SOL. Options are SOL or COM.
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H8SCM(-F) Serverboard User’s Manual
Remote Access Confi guration
Remote Access
Use this option to Enable or Disable Remote Access in your system. If enabled,
the settings below will appear.
Serial Port Number
Use this setting to select the serial port for console redirection. Options include
COM1, COM2*. The displayed base address and IRQ for the serial port changes
to refl ect the selection you make.
Note: Make sure the selected port is enabled.
Serial Port Mode
Selects the serial port settings to use. Options are (115200 8, n, 1), (57600 8,
n, 1), (38400 8, n, 1), (19200 8, n, 1) and (09600 8, n, 1).
Flow Control
Selects the fl ow control to be used for console redirection. Options are None,
Hardware and Software.
Redirection After BIOS POST
Options are Disable (no redirection after BIOS POST), Boot Loader (redirection
during POST and during boot loader) and Always (redirection always active).
Note that some OS's may not work with this set to Always.
Terminal Type
Selects the type of the target terminal. Options are ANSI, VT100 and VTUTF8.
VT-UTF8 Combo Key Support
Allows you to Enable or Disable VT-UTF8 combination key support for ANSI/
VT100 terminals.
Sredir Memory Display Delay
Use this setting to set the delay in seconds to display memory information.
Options are No Delay, 1 sec, 2 secs and 4 secs.
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Chapter 4: BIOS
Hardware Health Confi guration
CPU Overheat Alarm
This setting allows you to specify the type of alarm for CPU overheating. Options
include The Early Alarm and The Default Alarm.
Fan Speed Control Modes
This feature allows the user to determine how the system will control the speed
of the onboard fans. The options are Full Speed/FS (Max Cooling), Performance/
PF (Better Cooling), Balanced/BL (Balance between performance and energy
saving), Energy Saving/ES (Lower Power and Noise).
Other items in the submenu are systems monitor displays for the following
information:
CPU Temperature, NB Temperature, Air Temperature, System Temperature,
Fan 1-6 Reading, CPU VCore, CPU Mem VTT, CPU Mem, 1.1V, 1.8V, 5V
+12V, -12V, 3.3 Vcc, 3.3 VSB, VBAT and HT Voltage.
ACPI Confi guration
PS2 KB/MS Wakeup
This setting allows you to Enable or Disable PS2 keyboard and mouse
wakeup.
ACPI Aware O/S
This setting Enables or Disables ACPI support for the system's operating system.
Options include Yes (enabled) or No (disabled).
ACPI APIC Support
Determines whether to include the ACPI APIC table pointer in the RSDT pointer
list. The available options are Enabled and Disabled.
Headless Mode
Use this setting to Enable or Disable headless operation mode through ACPI.
ACPI Version Features
Use this setting the determine which ACPI version to use. Options are ACPI
v1.0, ACPI v2.0 and ACPI v3.0.
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H8SCM(-F) Serverboard User’s Manual
Trusted Computing
TCG/TPM Support
This setting enables/disables TPM/TCG (TPM 1.1/1.2) support in BIOS. Options
include No or Yes.
IPMI Confi guration
This menu shows static information about the IPMI fi rmware revision and status of
the BMC, as well as options for IPMI confi guration.
View BMC System Event Log
Pressing the Enter key will open the following settings. Use the "+" and "-" keys
to navigate through the system event log.
Clear BMC System Event Log
Selecting this and pressing the Enter key will clear the BMC system event log.
Set LAN Confi guration
Use the "+" and "-" keys to choose the desired channel number. This displays
Channel Number and Channel Number Status information.
This menu contains options for inputing settings for the SET LAN Confi guration
Command. See IPMI 1.5 Specifi cation, table 11.1 for details. Use the "+" and
"-" keys to choose the desired channel number.
Note: Each question in this group may take a considerable amount of time.
IP Address Source
Select the source of this machine's IP address. If Static is selected, you will
need to know and enter manually the IP address of this machine below. If
DHCP is selected, the BIOS will search for a DHCP (Dynamic Host Confi gu-
ration Protocol) server in the network it is attached to, and request the next
available IP address. The options are DHCP and Static.
The following items are assigned IP addresses automatically if DHCP is
selected under IP Address Source above:
IP Address
This submenu sets the IP address source as either Static or DHCP. Selecting
Static allows you to manually set the IP Address, Subnet Mask and Gateway
Address.
4-12
Chapter 4: BIOS
In the fi eld provided here enter the IP address in the decimal form of xxx.xxx.
xxx.xxx with xxx having a value of less than 256 and in decimal form only The
IP address and current IP address in the BMC are shown.
Subnet Mask
In the fi eld provided here enter the Subnet address in the decimal form of
xxx.xxx.xxx.xxx with xxx having a value of less than 256 and in decimal form
only. The current subnet address in the BMC is shown.
Gateway Address
In the fi eld provided here enter the Gateway address in the decimal form of
xxx.xxx.xxx.xxx with xxx having a value of less than 256 and in decimal form
only. The current Gateway address in the BMC is shown.
MAC Address
In the fi eld provided here enter the MAC address in the hex form of xx.xx.
xx.xx.xx.xx with xx in hex form only. The current MAC address in the BMC
is shown.
BMC Watch Dog Timer Action
This setting is used to set the Watch Dog function, which allows the BMC to reset
or powerdown the system if the OS crashes or hangs. Options include Disabled,
Reset System, Power Down and Power Cycle.
Event Log Confi guration
View Event Log
Pressing the Enter key will open the event log. Use the "" and "" keys to
navigate through the system event log.
Mark All Events as Read
Selecting this and pressing the Enter key marks all events as read in the event
log.
Clear Event Log
Selecting this and pressing the Enter key clears the system event log.
SR56x0 (RD890S) PCIE Error Log
This setting allows you set an error log ofr PCIE errors. Options include Yes
or No.
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H8SCM(-F) Serverboard User’s Manual
4-3 Security Menu
AMI BIOS provides a Supervisor and a User password. If you use both passwords,
the Supervisor password must be set fi rst.
Change Supervisor Password
Select this option and press <Enter> to access the sub menu, and then type in
the password.
Change User Password
Select this option and press <Enter> to access the sub menu, and then type in
the password.
Boot Sector Virus Protection
This option is near the bottom of the Security Setup screen. Select "Disabled" to
deactivate the Boot Sector Virus Protection. Select "Enabled" to enable boot sector
protection. When "Enabled", AMI BIOS displays a warning when any program (or
virus) issues a Disk Format command or attempts to write to the boot sector of the
hard disk drive. The options are Enabled and Disabled.
4-4 Boot Menu
The Boot Menu is accessible only when the "Load Onboard LAN Option ROM"
setting (in the PCI/PnP Confi guration menu) is enabled.
Boot Device Priority
This feature allows you to prioritize the boot sequence from the list of available
devices. A device that is in parenthesis has been disabled in the corresponding
type menu.
Hard Disk Drives
This feature allows you to specify the boot sequence from the list of available hard
disk drives. A device that is in parenthesis has been disabled in the corresponding
type menu.
Removable Drives
This feature allows you to specify the boot sequence from the list of available CD/
DVD drives. A device that is in parenthesis has been disabled in the corresponding
type menu.
4-14
Chapter 4: BIOS
Retry Boot Devices
This option allows you to retry boot devices. Options include Enabled and
Disabled.
4-5 Exit Menu
Select the Exit tab from AMI BIOS Setup Utility screen to enter the Exit BIOS Setup
screen.
Save Changes and Exit
When you have completed the system confi guration changes, select this option
to leave BIOS Setup and reboot the computer, so the new system confi guration
parameters can take effect. Select Save Changes and Exit from the Exit menu and
press <Enter>.
Discard Changes and Exit
Select this option to quit BIOS Setup without making any permanent changes to the
system confi guration and reboot the computer. Select Discard Changes and Exit
from the Exit menu and press <Enter>.
Discard Changes
Select this option and press <Enter> to discard all the changes and return to AMI
BIOS Utility Program.
Load Optimal Defaults
To set this feature, select Load Optimal Defaults from the Exit menu and press
<Enter>. Then Select "OK" to allow BIOS to automatically load the Optimal Defaults
as the BIOS Settings. The Optimal settings are designed for maximum system
performance, but may not work best for all computer applications.
Load Fail-Safe Defaults
To set this feature, select Load Fail-Safe Defaults from the Exit menu and press
<Enter>. The Fail-Safe settings are designed for maximum system stability, but not
maximum performance.
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H8SCM(-F) Serverboard User’s Manual
Notes
4-16
Appendix A: BIOS Error Beep Codes
Appendix A
BIOS Error Beep Codes
During the POST (Power-On Self-Test) routines, which are performed each time
the system is powered on, errors may occur.
Non-fatal errors are those which, in most cases, allow the system to continue the
boot-up process. The error messages normally appear on the screen.
Fatal errors are those which will not allow the system to continue the boot-up
procedure. If a fatal error occurs, you should consult with your system manufacturer
for possible repairs.
These fatal errors are usually communicated through a series of audible beeps. The
numbers on the fatal error list (on the following page) correspond to the number
of beeps for the corresponding error. All errors listed, with the exception of Beep
Code 8, are fatal errors.
A-1 AMIBIOS Error Beep Codes
Beep CodeError MessageDescription
1 beepRefreshCircuits have been reset (Ready to power up)
1 long beep (endless)Memory errorNo memory detected in system
1 long, 8 shortVideo errorVideo adapter disabled or missing
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H8SCM(-F) Serverboard User’s Manual
Notes
A-2
Appendix B: BIOS POST Checkpoint Codes
Appendix B
BIOS POST Checkpoint Codes
When AMIBIOS performs the Power On Self Test, it writes checkpoint codes to I/O
port 0080h. If the computer cannot complete the boot process, diagnostic equipment
can be attached to the computer to read I/O port 0080h.
B-1 Uncompressed Initialization Codes
The uncompressed initialization checkpoint codes are listed in order of execution:
CheckpointCode Description
D0hThe NMI is disabled. Power on delay is starting. Next, the initialization code checksum will be
D1hInitializing the DMA controller, performing the keyboard controller BAT test, starting memory
D3hStarting memory sizing next.
D4hReturning to real mode. Executing any OEM patches and setting the Stack next.
D5hPassing control to the uncompressed code in shadow RAM at E000:0000h. The initialization
D6hControl is in segment 0. Next, checking if <Ctrl> <Home> was pressed and verifying the system
verifi ed.
refresh and entering 4 GB fl at mode next.
code is copied to segment 0 and control will be transferred to segment 0.
BIOS checksum. If either <Ctrl> <Home> was pressed or the system BIOS checksum is bad,
next will go to checkpoint code E0h. Otherwise, going to checkpoint code D7h.
B-1
H8SCM(-F) Serverboard User’s Manual
B-2 Bootblock Recovery Codes
The bootblock recovery checkpoint codes are listed in order of execution:
CheckpointCode Description
E0hThe onboard fl oppy controller if available is initialized. Next, beginning the base 512 KB
E1hInitializing the interrupt vector table next.
E2hInitializing the DMA and Interrupt controllers next.
E6hEnabling the fl oppy drive controller and Timer IRQs. Enabling internal cache memory.
EdhInitializing the fl oppy drive.
EehLooking for a fl oppy diskette in drive A:. Reading the fi rst sector of the diskette.
EfhA read error occurred while reading the fl oppy drive in drive A:.
F0hNext, searching for the AMIBOOT.ROM fi le in the root directory.
F1hThe AMIBOOT.ROM fi le is not in the root directory.
F2hNext, reading and analyzing the fl oppy diskette FAT to fi nd the clusters occupied by the
F3hNext, reading the AMIBOOT.ROM fi le, cluster by cluster.
F4hThe AMIBOOT.ROM fi le is not the correct size.
F5hNext, disabling internal cache memory.
FBhNext, detecting the type of fl ash ROM.
FChNext, erasing the fl ash ROM.
FDhNext, programming the fl ash ROM.
FFhFlash ROM programming was successful. Next, restarting the system BIOS.
memory test.
AMIBOOT.ROM fi le.
B-2
Appendix B: BIOS POST Checkpoint Codes
B-3 Uncompressed Initialization Codes
The following runtime checkpoint codes are listed in order of execution.
These codes are uncompressed in F0000h shadow RAM.
CheckpointCode Description
03hThe NMI is disabled. Next, checking for a soft reset or a power on condition.
05hThe BIOS stack has been built. Next, disabling cache memory.
06hUncompressing the POST code next.
07hNext, initializing the CPU and the CPU data area.
08hThe CMOS checksum calculation is done next.
0AhThe CMOS checksum calculation is done. Initializing the CMOS status register for date and
0BhThe CMOS status register is initialized. Next, performing any required initialization before the
0ChThe keyboard controller input buffer is free. Next, issuing the BAT command to the keyboard
0EhThe keyboard controller BAT command result has been verifi ed. Next, performing any
0FhThe initialization after the keyboard controller BAT command test is done. The keyboard
10hThe keyboard controller command byte is written. Next, issuing the Pin 23 and 24 blocking and
11hNext, checking if <End or <Ins> keys were pressed during power on. Initializing CMOS RAM
12hNext, disabling DMA controllers 1 and 2 and interrupt controllers 1 and 2.
13hThe video display has been disabled. Port B has been initialized. Next, initializing the chipset.
14hThe 8254 timer test will begin next.
19hNext, programming the fl ash ROM.
1AhThe memory refresh line is toggling. Checking the 15 second on/off time next.
2BhPassing control to the video ROM to perform any required confi guration before the video ROM
2ChAll necessary processing before passing control to the video ROM is done. Looking for the
2DhThe video ROM has returned control to BIOS POST. Performing any required processing after
23hReading the 8042 input port and disabling the MEGAKEY Green PC feature next. Making the
24hThe confi guration required before interrupt vector initialization has completed. Interrupt vector
25hInterrupt vector initialization is done. Clearing the password if the POST DIAG switch is on.
time next.
keyboard BAT command is issued.
controller.
necessary initialization after the keyboard controller BAT command test.
command byte is written next.
unblocking command.
if the Initialize CMOS RAM in every boot AMIBIOS POST option was set in AMIBCP or the
<End> key was pressed.
test.
video ROM next and passing control to it.
the video ROM had control
BIOS code segment writable and performing any necessary confi guration before initializing the
interrupt vectors.
initialization is about to begin.
27hAny initialization before setting video mode will be done next.
28hInitialization before setting the video mode is complete. Confi guring the monochrome mode and
color mode settings next.
2AhBus initialization system, static, output devices will be done next, if present. See the last page
for additional information.
B-3
H8SCM(-F) Serverboard User’s Manual
CheckpointCode Description
2EhCompleted post-video ROM test processing. If the EGA/VGA controller is not found, performing
2FhThe EGA/VGA controller was not found. The display memory read/write test is about to begin.
30hThe display memory read/write test passed. Look for retrace checking next.
31hThe display memory read/write test or retrace checking failed. Performing the alternate display
32hThe alternate display memory read/write test passed. Looking for alternate display retrace
34hVideo display checking is over. Setting the display mode next.
37hThe display mode is set. Displaying the power on message next.
38hInitializing the bus input, IPL, general devices next, if present. See the last page of this chapter
39hDisplaying bus initialization error messages. See the last page of this chapter for additional
3AhThe new cursor position has been read and saved. Displaying the Hit <DEL> message next.
3BhThe Hit <DEL> message is displayed. The protected mode memory test is about to start.
40hPreparing the descriptor tables next.
42hThe descriptor tables are prepared. Entering protected mode for the memory test next.
43hEntered protected mode. Enabling interrupts for diagnostics mode next.
44hInterrupts enabled if the diagnostics switch is on. Initializing data to check memory wraparound
45hData initialized. Checking for memory wraparound at 0:0 and fi nding the total system memory
46hThe memory wraparound test is done. Memory size calculation has been done. Writing patterns
47hThe memory pattern has been written to extended memory. Writing patterns to the base 640
48hPatterns written in base memory. Determining the amount of memory below 1 MB next.
the display memory read/write test next.
memory read/write test next.
checking next.
for additional information.
information.
at 0:0 next.
size next.
to test memory next.
KB memory next.
49hThe amount of memory below 1 MB has been found and verifi ed.
4BhThe amount of memory above 1 MB has been found and verifi ed. Checking for a soft reset and
4ChThe memory below 1 MB has been cleared via a soft reset. Clearing the memory above 1 MB
4DhThe memory above 1 MB has been cleared via a soft reset. Saving the memory size next.
4EhThe memory test started, but not as the result of a soft reset. Displaying the fi rst 64 KB memory
4FhThe memory size display has started. The display is updated during the memory test.
50hThe memory below 1 MB has been tested and initialized. Adjusting the displayed memory size
51hThe memory size display was adjusted for relocation and shadowing.
52hThe memory above 1 MB has been tested and initialized. Saving the memory size information
53hThe memory size information and the CPU registers are saved. Entering real mode next.
clearing the memory below 1 MB for the soft reset next. If this is a power on situation, going to
checkpoint 4Eh next.
next.
Going to checkpoint 52h next.
size next.
Performing the sequential and random memory test next.
for relocation and shadowing next.
next.
B-4
Appendix B: BIOS POST Checkpoint Codes
CheckpointCode Description
54hShutdown was successful. The CPU is in real mode. Disabling the Gate A20 line, parity, and
57hThe A20 address line, parity, and the NMI are disabled. Adjusting the memory size depending
58hThe memory size was adjusted for relocation and shadowing. Clearing the Hit <DEL> message
59hThe Hit <DEL> message is cleared. The <WAIT...> message is displayed. Starting the DMA
60hThe DMA page register test passed. Performing the DMA Controller 1 base register test next.
62hThe DMA controller 1 base register test passed. Performing the DMA controller 2 base register
65hThe DMA controller 2 base register test passed. Programming DMA controllers 1 and 2 next.
66hCompleted programming DMA controllers 1 and 2. Initializing the 8259 interrupt controller next.
67hCompleted 8259 interrupt controller initialization.
7FhExtended NMI source enabling is in progress.
80hThe keyboard test has started. Clearing the output buffer and checking for stuck keys. Issuing
81hA keyboard reset error or stuck key was found. Issuing the keyboard controller interface test
82hThe keyboard controller interface test completed. Writing the command byte and initializing the
83hThe command byte was written and global data initialization has completed. Checking for a
84hLocked key checking is over. Checking for a memory size mismatch with CMOS RAM data
85hThe memory size check is done. Displaying a soft error and checking for a password or
86hThe password was checked. Performing any required programming before WINBIOS Setup
87hThe programming before WINBIOS Setup has completed. Uncompressing the WINBIOS Setup
88hReturned from WINBIOS Setup and cleared the screen. Performing any necessary
89hThe programming after WINBIOS Setup has completed. Displaying the power on screen
8ChProgramming the WINBIOS Setup options next.
the NMI next.
on relocation and shadowing next.
next.
and interrupt controller test next.
test next.
the keyboard reset command next.
command next.
circular buffer next.
locked key next.
next.
bypassing WINBIOS Setup next.
next.
code and executing the AMIBIOS Setup or WINBIOS Setup utility next.
programming after WINBIOS Setup next.
message next.
8DhThe WINBIOS Setup options are programmed. Resetting the hard disk controller next.
8FhThe hard disk controller has been reset. Confi guring the fl oppy drive controller next.
91hThe fl oppy drive controller has been confi gured. Confi guring the hard disk drive controller next.
95hInitializing the bus option ROMs from C800 next. See the last page of this chapter for additional
information.
96hInitializing before passing control to the adaptor ROM at C800.
97hInitialization before the C800 adaptor ROM gains control has completed. The adaptor ROM
check is next.
98hThe adaptor ROM had control and has now returned control to BIOS POST. Performing any
required processing after the option ROM returned control.
B-5
H8SCM(-F) Serverboard User’s Manual
CheckpointCode Description
99hAny initialization required after the option ROM test has completed. Confi guring the timer data
9AhSet the timer and printer base addresses. Setting the RS-232 base address next.
9BhReturned after setting the RS-232 base address. Performing any required initialization before
9ChRequired initialization before the Coprocessor test is over. Initializing the Coprocessor next.
9DhCoprocessor initialized. Performing any required initialization after the Coprocessor test next.
9EhInitialization after the Coprocessor test is complete. Checking the extended keyboard, keyboard
A2hDisplaying any soft errors next.
A3hThe soft error display has completed. Setting the keyboard typematic rate next.
A4hThe keyboard typematic rate is set. Programming the memory wait states next.
A5hMemory wait state programming is over. Clearing the screen and enabling parity and the NMI
A7hNMI and parity enabled. Performing any initialization required before passing control to the
A8hInitialization before passing control to the adaptor ROM at E000h completed. Passing control to
A9hReturned from adaptor ROM at E000h control. Performing any initialization required after the
AahInitialization after E000 option ROM control has completed. Displaying the system confi guration
AbhUncompressing the DMI data and executing DMI POST initialization next.
area and printer base address next.
the Coprocessor test next.
ID, and Num Lock key next. Issuing the keyboard ID command next.
next.
adaptor ROM at E000 next.
the adaptor ROM at E000h next.
E000 option ROM had control next.
next.
B0hThe system confi guration is displayed.
B1hCopying any code to specifi c areas.
00hCode copying to specifi c areas is done. Passing control to INT 19h boot loader next.
B-6
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