A55MHVS - Carte mère ASROCK - Free user manual and instructions
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USER MANUAL A55MHVS ASROCK
No part of this manual may be reproduced, transcribed, transmitted, or translated in
any language, in any form or by any means, except duplication of documentation by
the purchaser for backup purpose, without written consent of ASRock Inc.
Products and corporate names appearing in this manual may or may not be regis-
tered trademarks or copyrights of their respective companies, and are used only for
identication or explanation and to the owners’ benet, without intent to infringe.
Specications and information contained in this manual are furnished for informa-
tional use only and subject to change without notice, and should not be constructed
as a commitment by ASRock. ASRock assumes no responsibility for any errors or
omissions that may appear in this manual.
With respect to the contents of this manual, ASRock does not provide warranty of
any kind, either expressed or implied, including but not limited to the implied warran-
ties or conditions of merchantability or tness for a particular purpose.
In no event shall ASRock, its directors, ofcers, employees, or agents be liable for
any indirect, special, incidental, or consequential damages (including damages for
loss of prots, loss of business, loss of data, interruption of business and the like),
even if ASRock has been advised of the possibility of such damages arising from
any defect or error in the manual or product.
This device complies with Part 15 of the FCC Rules. Operation is subject to the fol-
lowing two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.
CALIFORNIA, USA ONLY The Lithium battery adopted on this motherboard contains Perchlorate, a toxic
substance controlled in Perchlorate Best Management Practices (BMP) regulations
passed by the California Legislature. When you discard the Lithium battery in Cali-
fornia, USA, please follow the related regulations in advance.
“Perchlorate Material-special handling may apply, see
www.dtsc.ca.gov/hazardouswaste/perchlorate”
The terms HDMI™ and HDMI High-Denition Multimedia Interface, and the HDMI
logo are trademarks or registered trademarks of HDMI Licensing LLC in the United
States and other countries.2
ASRock A55M-HVS Motherboard
HDLED RESE T PLED PWRBT N
I/O Panel * There are two LED next to the LAN port. Please refer to the table below for the LAN port LED indications. LAN Port LED Indications Activity/Link LED SPEED LEDStatus Description Status Description Off No Link Off 10Mbps connection
** To enable Multi-Streaming function, you need to connect a front panel audio cable to the front
panel audio header. After restarting your computer, you will nd “VIA HD Audio Deck” tool on your system. Please follow below instructions according to the OS you install. For Windows ® XP / XP 64-bit OS: Please click “VIA HD Audio Deck” icon , and click “Speaker”. Then you are allowed to select “2 Channel” or “4 Channel”. Click “Power” to save your change. For Windows ® 7 / 7 64-bit / Vista TM / Vista TM 64-bit OS: Please click “VIA HD Audio Deck” icon , and click “Advanced Options” on the left side on the bottom. In “Advanced Options” screen, select “Independent Headphone”, and click “OK” to save your change.4
ASRock A55M-HVS Motherboard
Thank you for purchasing ASRock A55M-HVS motherboard, a reliable motherboard
produced under ASRock’s consistently stringent quality control. It delivers excellent
performance with robust design conforming to ASRock’s commitment to quality and
This Quick Installation Guide contains introduction of the motherboard and step-by-
step installation guide. More detailed information of the motherboard can be found
in the user manual presented in the Support CD.
Because the motherboard specications and the BIOS software might be
updated, the content of this manual will be subject to change without no-
tice. In case any modications of this manual occur, the updated version
will be available on ASRock website without further notice. You may nd
the latest VGA cards and CPU support lists on ASRock website as well.
ASRock website http://www.asrock.com
If you require technical support related to this motherboard, please visit
our website for specic information about the model you are using.
www.asrock.com/support/index.asp
1.1 Package Contents
(Micro ATX Form Factor: 8.9-in x 8.5-in, 22.6 cm x 21.6 cm)
ASRock A55M-HVS Support CD
1 x I/O Panel Shield
ASRock Reminds You...
To get better performance in Windows
bit, it is recommended to set the BIOS option in Storage Conguration to
AHCI mode. For the BIOS setup, please refer to the “User Manual” in our
support CD for details.
Platform - Micro ATX Form Factor: 8.9-in x 8.5-in, 22.6 cm x 21.6 cm
- Solid Capacitor for CPU power
CPU - Support for Socket FM1 100W processors
- Supports AMD’s Cool ‘n’ Quiet
Memory - Dual Channel DDR3 Memory Technology (see CAUTION 1)
- 2 x DDR3 DIMM slots
- Support DDR3 2400+(OC)/1866/1600/1333/
1066/800 non-ECC, un-buffered memory (see CAUTION 2)
- Max. capacity of system memory: 16GB (see CAUTION 3)
Expansion Slot - 1 x PCI Express 2.0 x16 slot
- 1 x PCI Express 2.0 x1 slot
- Supports AMD Dual Graphics
Graphics - AMD Radeon HD 65XX/64XX graphics
- DirectX 11, Pixel Shader 5.0
- Max. shared memory 512MB (see CAUTION 4)
- Dual VGA Output: support HDMI and D-Sub ports by
independent display controllers
- Supports HDMI 1.4a Technology with max. resolution up to
- Supports D-Sub with max. resolution up to 1920x1600 @
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and
HBR (High Bit Rate Audio) with HDMI (Compliant HDMI
monitor is required) (see CAUTION 5)
- Supports Blu-ray Stereoscopic 3D with HDMI 1.4a
- Supports AMD Steady Video
capability for automatic jutter reduction on home/online
- Supports HDCP function with HDMI port
- Supports THX TruStudio
TM LAN - PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Supports Wake-On-LAN6
ASRock A55M-HVS Motherboard
- Supports LAN Cable Detection
- Supports Energy Efcient Ethernet 802.3az
- Supports PXE Rear Panel I/O I/O Panel
- 1 x PS/2 Mouse Port
- 6 x Ready-to-Use USB 2.0 Ports
- 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
- HD Audio Jack: Line in/Front Speaker/Microphone
Connector - 6 x SATA2 3.0 Gb/s connectors, support RAID (RAID 0,
RAID 1 and RAID 10), NCQ, AHCI and “Hot Plug” functions
- 1 x COM port header
- CPU/Chassis/Power FAN connector
- 24 pin ATX power connector
- 8 pin 12V power connector
- Front panel audio connector
- 3 x USB 2.0 headers (support 6 USB 2.0 ports)
BIOS Feature - 32Mb AMI UEFI Legal BIOS with GUI support
- Supports “Plug and Play”
- ACPI 1.1 Compliance Wake Up Events
- Supports jumperfree
- SMBIOS 2.3.1 Support
- DRAM, VDDP, SB Voltage Multi-adjustment
Support CD - Drivers, Utilities, AntiVirus Software (Trial Version),
CyberLink MediaEspresso 6.5 Trial
Unique Feature - ASRock Extreme Tuning Utility (AXTU) (see CAUTION 6)
- ASRock Instant Boot
- ASRock Instant Flash (see CAUTION 7)
- ASRock APP Charger (see CAUTION 8)
- CPU/Chassis/Power Fan Tachometer
- CPU/Chassis Quiet Fan
- CPU/Chassis Fan Multi-Speed Control
- Voltage Monitoring: +12V, +5V, +3.3V, Vcore
64-bit / XP SP3 / XP 64-bit compliant
Certications - FCC, CE, WHQL
- ErP/EuP Ready (ErP/EuP ready power supply is required)
* For detailed product information, please visit our website: http://www.asrock.com
WARNING Please realize that there is a certain risk involved with overclocking, including adjusting the
setting in the BIOS, applying Untied Overclocking Technology, or using the third-party over-
clocking tools. Overclocking may affect your system stability, or even cause damage to the
components and devices of your system. It should be done at your own risk and expense.
We are not responsible for possible damage caused by overclocking.8
ASRock A55M-HVS Motherboard
1. This motherboard supports Dual Channel Memory Technology. Before
you implement Dual Channel Memory Technology, make sure to read the
installation guide of memory modules on page 12 for proper installation.
2. Whether 2400/1866/1600MHz memory speed is supported depends on
the CPU you adopt. If you want to adopt DDR3 2400/1866/1600 memory
module on this motherboard, please refer to the memory support list on
our website for the compatible memory modules.
ASRock website http://www.asrock.com
3. Due to the operating system limitation, the actual memory size may be
less than 4GB for the reservation for system usage under Windows
64-bit OS with 64-bit CPU, there is no such
4. The maximum shared memory size is dened by the chipset vendor and
is subject to change. Please check AMD website for the latest informa-
5. xvYCC and Deep Color are only supported under Windows
in EDID. HBR is supported under Windows
6. ASRock Extreme Tuning Utility (AXTU) is an all-in-one tool to ne-tune
different system functions in a user-friendly interface, which is including
Hardware Monitor, Fan Control and IES. In Hardware Monitor, it shows
the major readings of your system. In Fan Control, it shows the fan speed
and temperature for you to adjust. In IES (Intelligent Energy Saver), the
voltage regulator can reduce the number of output phases to improve
efficiency when the CPU cores are idle without sacrificing computing
performance. Please visit our website for the operation procedures of
ASRock Extreme Tuning Utility (AXTU).
ASRock website: http://www.asrock.com
7. ASRock Instant Flash is a BIOS ash utility embedded in Flash ROM.
This convenient BIOS update tool allows you to update system BIOS
without entering operating systems rst like MS-DOS or Windows
this utility, you can press <F6> key during the POST or press <F2> key to
BIOS setup menu to access ASRock Instant Flash. Just launch this tool
and save the new BIOS le to your USB ash drive, oppy disk or hard
drive, then you can update your BIOS only in a few clicks without prepar-
ing an additional oppy diskette or other complicated ash utility. Please
be noted that the USB ash drive or hard drive must use FAT32/16/12 le
ASRock A55M-HVS Motherboard
8. If you desire a faster, less restricted way of charging your Apple devices,
such as iPhone/iPod/iPad Touch, ASRock has prepared a wonderful solu-
tion for you - ASRock APP Charger. Simply installing the APP Charger
driver, it makes your iPhone charged much quickly from your computer
and up to 40% faster than before. ASRock APP Charger allows you to
quickly charge many Apple devices simultaneously and even supports
continuous charging when your PC enters into Standby mode (S1), Sus-
pend to RAM (S3), hibernation mode (S4) or power off (S5). With APP Charger driver installed, you can easily enjoy the marvelous charging
experience than ever.
ASRock website: http://www.asrock.com/Feature/AppCharger/index.asp
9. ASRock XFast USB can boost USB storage device performance. The
performance may depend on the property of the device.
10. ASRock XFast LAN provides a faster internet access, which includes be-
low benets. LAN Application Prioritization: You can congure your appli-
cation priority ideally and/or add new programs. Lower Latency in Game:
After setting online game priority higher, it can lower the latency in game.
Traffic Shaping: You can watch Youtube HD video and download files
simultaneously. Real-Time Analysis of Your Data: With the status window,
you can easily recognize which data streams you are currently transfer-
11. While CPU overheat is detected, the system will automatically shutdown.
Before you resume the system, please check if the CPU fan on the moth-
erboard functions properly and unplug the power cord, then plug it back
again. To improve heat dissipation, remember to spray thermal grease
between the CPU and the heatsink when you install the PC system.
12. EuP, stands for Energy Using Product, was a provision regulated by Eu-
ropean Union to dene the power consumption for the completed system.
According to EuP, the total AC power of the completed system shall be
under 1.00W in off mode condition. To meet EuP standard, an EuP ready
motherboard and an EuP ready power supply are required. According to
Intel’s suggestion, the EuP ready power supply must meet the standard
of 5v standby power efciency is higher than 50% under 100 mA current
consumption. For EuP ready power supply selection, we recommend you
checking with the power supply manufacturer for more details.10
ASRock A55M-HVS Motherboard
This is a Micro ATX form factor (8.9-in x 8.5-in, 22.6 cm x 21.6 cm) motherboard.
Before you install the motherboard, study the conguration of your chassis to ensure
that the motherboard ts into it.
Pre-installation Precautions
Take note of the following precautions before you install motherboard
components or change any motherboard settings.
Before you install or remove any component, ensure that the
power is switched off or the power cord is detached from the
power supply. Failure to do so may cause severe damage to the
motherboard, peripherals, and/or components.
1. Unplug the power cord from the wall socket before touching any
2. To avoid damaging the motherboard components due to static elec-
tricity, NEVER place your motherboard directly on the carpet or the
like. Also remember to use a grounded wrist strap or touch a safety
grounded object before you handle components.
3. Hold components by the edges and do not touch the ICs.
4. Whenever you uninstall any component, place it on a grounded anti-
static pad or in the bag that comes with the component.
5. When placing screws into the screw holes to secure the mother-
board to the chassis, please do not over-tighten the screws! Doing
so may damage the motherboard.
ASRock A55M-HVS Motherboard
2.1 CPU Installation
Step 1. Unlock the socket by lifting the lever up to a 90
Step 2. Position the CPU directly above the socket such that the CPU corner with
the golden triangle matches the socket corner with a small triangle.
Step 3. Carefully insert the CPU into the socket until it ts in place.
The CPU ts only in one correct orientation. DO NOT force the CPU
into the socket to avoid bending of the pins.
Step 4. When the CPU is in place, press it rmly on the socket while you push
down the socket lever to secure the CPU. The lever clicks on the side tab
to indicate that it is locked.
2.2 Installation of CPU Fan and Heatsink
After you install the CPU into this motherboard, it is necessary to install a
larger heatsink and cooling fan to dissipate heat. You also need to spray
thermal grease between the CPU and the heatsink to improve heat dis-
sipation. Make sure that the CPU and the heatsink are securely fastened
and in good contact with each other. Then connect the CPU fan to the
CPU FAN connector (CPU_FAN1, see Page 2, No. 4). For proper instal-
lation, please kindly refer to the instruction manuals of the CPU fan and
Match The CPU Golden Triangle
2.3 Installation of Memory Modules (DIMM)
This motherboard provides two 240-pin DDR3 (Double Data Rate 3) DIMM slots,
and supports Dual Channel Memory Technology. For dual channel configuration,
you always need to install two identical (the same brand, speed, size and chip-
type) memory modules in the DDR3 DIMM slots to activate Dual Channel Memory
Technology. Otherwise, it will operate at single channel mode.
1. It is not allowed to install a DDR or DDR2 memory module into
DDR3 slot;otherwise, this motherboard and DIMM may be
2. If you install only one memory module or two non-identical
memory modules, it is unable to activate the Dual Channel
Installing a DIMM Please make sure to disconnect power supply before adding or
removing DIMMs or the system components.
Step 1. Unlock a DIMM slot by pressing the retaining clips outward.
Step 2. Align a DIMM on the slot such that the notch on the DIMM matches the
The DIMM only ts in one correct orientation. It will cause permanent
damage to the motherboard and the DIMM if you force the DIMM into the slot
at incorrect orientation.
Step 3. Firmly insert the DIMM into the slot until the retaining clips at both ends
fully snap back in place and the DIMM is properly seated.13
ASRock A55M-HVS Motherboard
2.4 Expansion Slots (PCI and PCI Express Slots)
There are 1 PCI slot and 2 PCI Express slots on this motherboard.
PCI Slot: PCI slot is used to install expansion cards that have the 32-bit PCI
PCIE1 (PCIE x1 slot; White) is used for PCI Express cards with x1 lane
width cards, such as Gigabit LAN card and SATA2 card.
PCIE2 (PCIE x16 slot; Blue) is used for PCI Express x16 lane width
Installing an expansion card
Step 1. Before installing the expansion card, please make sure that the power
supply is switched off or the power cord is unplugged. Please read the
documentation of the expansion card and make necessary hardware
settings for the card before you start the installation.
Step 2. Remove the system unit cover (if your motherboard is already installed
Step 3. Remove the bracket facing the slot that you intend to use. Keep the
screws for later use.
Step 4. Align the card connector with the slot and press rmly until the card is
completely seated on the slot.
Step 5. Fasten the card to the chassis with screws.
Step 6. Replace the system cover.14
2.5 AMD Dual Graphics Operation Guide
This motherboard supports AMD Dual Graphics feature. AMD Dual Graphics brings
multi-GPU performance capabilities by enabling an AMD A55 FCH (Hudson-D2)
integrated graphics processor and a discrete graphics processor to operate
simultaneously with combined output to a single display for blisteringly-fast frame
rates. Currently, AMD Dual Graphics Technology is only supported with Windows
OS, and is not available with Windows
What does an AMD Dual Graphics system include?
An AMD Dual Graphics system includes an AMD Radeon HD 65XX/64XX graphics
processor and a motherboard based on an AMD A55 FCH (Hudson-D2) integrated
chipset, all operating in a Windows
7 environment. Please refer to below PCI Express graphics card support list for AMD Dual Graphics. For the future update of
more compatible PCI Express graphics cards, please visit AMD website for further
Enjoy the benefit of AMD Dual Graphics
Step 1. Please keep the default UEFI setting of “Dual Graphics“ option on [Auto].
Step 2. Install one AMD RADEON HD6670 / 6570 / 6450 PCI Express graphics
card to PCIE2 slot (blue).
Step 3. Connect the monitor cable to the onboard VGA port. Please be noted that
the current VGA driver / VBIOS can allow Dual Graphics output from on-
board display only. For any future update, please refer to our website for
further information.
Step 4. Boot into OS. Please remove the AMD driver if you have any VGA driver
installed in your system.
Step 5. Install the onboard VGA driver from our support CD to your system for
both the onboard VGA and the discrete graphics card.
Step 6. Restart your computer. Right-click the desktop. Click “AMD VISION Engine Control Center” to enter AMD VISION Engine Control Center.15
ASRock A55M-HVS Motherboard
* Dual Graphics appearing here is a registered trademark of AMD Technologies Inc., and is
used only for identication or explanation and to the owners’ benet, without intent to infringe.
* For further information of AMD Dual Graphics technology, please check AMD website for up
Step 9. Click “Enable CrossFire
” and click “Apply“ to save your change.
Step 10. Reboot your system. Then you can freely enjoy the benet of Dual
AMD VISION Engine Control Center
Step 7. You can also click “AMD VISION Engine Control Center” on your
Step 8. In AMD VISION Engine Control Center, please choose “Performance”.
2. If you have installed onboard VGA driver from our support CD to your system
already, you can freely enjoy the benets of dual monitor function after your
system boots. If you haven’t installed onboard VGA driver yet, please install
onboard VGA driver from our support CD to your system and restart your
2.6 Dual Monitor and Surround Display Features
Dual Monitor Feature
This motherboard supports dual monitor feature. With the internal VGA output sup-
port (D-Sub and HDMI), you can easily enjoy the benets of dual monitor feature
without installing any add-on VGA card to this motherboard. This motherboard also
provides independent display controllers for D-Sub and HDMI to support dual VGA
output so that D-sub and HDMI can drive same or different display contents.
To enable dual monitor feature, please follow the below steps:
1. Connect D-Sub monitor cable to D-Sub port on the I/O panel, or connect
HDMI monitor cable to HDMI port on the I/O panel.
Surround Display Feature
This motherboard supports surround display upgrade. With the internal VGA output
support (D-Sub and HDMI) and external add-on PCI Express VGA cards, you can
easily enjoy the benets of surround display feature.
Please refer to the following steps to set up a surround display environment:
1. Install the PCI Express VGA cards on PCIE2 slot. Please refer to page 13 for
proper expansion card installation procedures for details.
2. Connect D-Sub monitor cable to D-Sub port on the I/O panel, or connect
HDMI monitor cable to HDMI port on the I/O panel. Then connect other monitor
cables to the corresponding connectors of the add-on PCI Express VGA cards on
3. Boot your system. Press <F2> or <Del> to enter UEFI setup. Enter “Share
Memory” option to adjust the memory capability to [32MB], [64MB], [128MB],
[256MB] or [512MB] to enable the function of D-sub. Please make sure that
the value you select is less than the total capability of the system memory. If you
do not adjust the UEFI setup, the default value of “Share Memory”, [Auto], will
disable D-Sub function when the add-on VGA card is inserted to this
4. Install the onboard VGA driver and the add-on PCI Express VGA card driver to
your system. If you have installed the drivers already, there is no need to install
Right click the desktop, choose “Properties”, and select the “Settings” tab
so that you can adjust the parameters of the multi-monitor according to
A. Click the “Identify” button to display a large number on each monitor.
B. Right-click the display icon in the Display Properties dialog that you
wish to be your primary monitor, and then select “Primary”. When
you use multiple monitors with your card, one monitor will always be
Primary, and all additional monitors will be designated as Secondary.
C. Select the display icon identied by the number 2.
D. Click “Extend my Windows desktop onto this monitor”.
E. Right-click the display icon and select “Attached”, if necessary.
F. Set the “Screen Resolution” and “Color Quality” as appropriate for the
second monitor. Click “Apply” or “OK” to apply these new values.
G. Repeat steps C through E for the diaplay icon identied by the number
Right click the desktop, choose “Personalize”, and select the “Display
Settings” tab so that you can adjust the parameters of the multi-monitor
according to the steps below.
A. Click the number ”2” icon.
B. Click the items “This is my main monitor” and “Extend the desktop onto
C. Click “OK” to save your change.
D. Repeat steps A through C for the display icon identied by the number
6. Use Surround Display. Click and drag the display icons to positions representing
the physical setup of your monitors that you would like to use. The placement
of display icons determines how you move items from one monitor to another.
HDCP function is supported on this motherboard. To use HDCP
function with this motherboard, you need to adopt the monitor
that supports HDCP function as well. Therefore, you can enjoy
the superior display quality with high-denition HDCP
encryption contents. Please refer to below instruction for more
details about HDCP function.
HDCP stands for High-Bandwidth Digital Content Protection,
a specication developed by Intel
for protecting digital
entertainment content that uses the DVI interface. HDCP is a
copy protection scheme to eliminate the possibility of
intercepting digital data midstream between the video source,
or transmitter - such as a computer, DVD player or set-top box -
and the digital display, or receiver - such as a monitor, television
or projector. In other words, HDCP specication is designed to
protect the integrity of content as it is being transmitted.
Products compatible with the HDCP scheme such as DVD
players, satellite and cable HDTV set-top-boxes, as well as few
entertainment PCs requires a secure connection to a compliant
display. Due to the increase in manufacturers employing HDCP
in their equipment, it is highly recommended that the HDTV or
LCD monitor you purchase is compatible.19
ASRock A55M-HVS Motherboard
* ASRock Smart Remote is only supported by some of ASRock motherboards. Please refer to
ASRock website for the motherboard support list: http://www.asrock.com
2.7 ASRock Smart Remote Installation Guide
ASRock Smart Remote is only used for ASRock motherboard with CIR header.
Please refer to below procedures for the quick installation and usage of ASRock
Step1. Find the CIR header located next
to the USB 2.0 header on ASRock
Step2. Connect the front USB cable to the
USB 2.0 header (as below, pin 1-5)
and the CIR header. Please make
sure the wire assignments and the
pin assignments are matched
the front USB port. If Multi-Angle
CIR Receiver cannot successfully
receive the infrared signals from
MCE Remote Controller, please try
to install it to the other front USB
3 CIR sensors in different angles
1. Only one of the front USB port can support CIR function. When the
CIR function is enabled, the other port will remain USB function.
2. Multi-Angle CIR Receiver is used for front USB only. Please do not
use the rear USB bracket to connect it on the rear panel. Multi-Angle
CIR Receiver can receive the multi-direction infrared signals (top,
down and front), which is compatible with most of the chassis on the
3. The Multi-Angle CIR Receiver does not support Hot-Plug function.
Please install it before you boot the system.20
ASRock A55M-HVS Motherboard
The illustration shows how jumpers are
setup. When the jumper cap is placed on
pins, the jumper is “Short”. If no jumper cap
is placed on pins, the jumper is “Open”. The
illustration shows a 3-pin jumper whose
pin1 and pin2 are “Short” when jumper cap
is placed on these 2 pins.
Jumper Setting Description
Note: CLRCMOS1 allows you to clear the data in CMOS. To clear and reset the
system parameters to default setup, please turn off the computer and unplug
the power cord from the power supply. After waiting for 15 seconds, use a
jumper cap to short pin2 and pin3 on CLRCMOS1 for 5 seconds. However,
please do not clear the CMOS right after you update the BIOS. If you need
to clear the CMOS when you just nish updating the BIOS, you must boot
up the system rst, and then shut it down before you do the clear-CMOS ac-
tion. Please be noted that the password, date, time, user default prole, 1394
GUID and MAC address will be cleared only if the CMOS battery is removed.
2.9 Onboard Headers and Connectors
Onboard headers and connectors are NOT jumpers. Do NOT place
jumper caps over these headers and connectors. Placing jumper caps
over the headers and connectors will cause permanent damage of the
Serial ATA2 Connectors These six Serial ATA2
(SATA2) connectors support
(SATA_2: see p.2, No. 11)
SATA data cables for internal
(SATA_3: see p.2, No. 7)
storage devices. The current
(SATA_4: see p.2, No. 10)
SATA2 interface allows up to
(SATA_5: see p.2, No. 8)
3.0 Gb/s data transfer rate.
(SATA_6: see p.2, No. 9)
ports on the I/O panel, there
are three USB 2.0 headers on
this motherboard. Each USB 2.0
header can support two USB
Print Port Header This is an interface for print
port cable that allows
convenient connection of printer
Data Cable cable can be connected to the
SATA / SATAII hard disk or the
SATAII connector on this
and receiving infrared module.
Front Panel Audio Header This is an interface for the front
panel audio cable that allows
convenient connection and
control of audio devices.
Consumer Infrared Module Header This header can be used to
controller receiver.
+5VSBDUMMY IRRX GND J _SENSEO UT2_L 1 M IC_RETP RESENCE# GND O UT2_RM IC2_RM IC2_LOUT_RET 1. High Denition Audio supports Jack Sensing, but the panel wire on
the chassis must support HDA to function correctly. Please follow the
instruction in our manual and chassis manual to install your system.
2. If you use AC’97 audio panel, please install it to the front panel audio
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for HD audio panel only. You don’t
need to connect them for AC’97 audio panel.
System Panel Header This header accommodates
several system front panel
Connect the power switch, reset switch and system status indicator
on the chassis to this header according to the pin assignments below.
Note the positive and negative pins before connecting the cables.
PWRBTN (Power Switch):
Connect to the power switch on the chassis front panel. You may con-
gure the way to turn off your system using the power switch.
RESET (Reset Switch):
Connect to the reset switch on the chassis front panel. Press the reset
switch to restart the computer if the computer freezes and fails to per-
form a normal restart.23
ASRock A55M-HVS Motherboard
PLED (System Power LED):
Connect to the power status indicator on the chassis front panel. The
LED is on when the system is operating. The LED keeps blinking
when the sys-tem is in S1 sleep state. The LED is off when the system
is in S3/S4 sleep state or powered off (S5).
HDLED (Hard Drive Activity LED):
Connect to the hard drive activity LED on the chassis front panel. The
LED is on when the hard drive is reading or writing data.
The front panel design may differ by chassis. A front panel module
mainly consists of power switch, reset switch, power LED, hard drive
activity LED, speaker and etc. When connecting your chassis front
panel module to this header, make sure the wire assignments and the
pin assign-ments are matched correctly.
Chassis Speaker Header Please connect the chassis
speaker to this header.
Chassis and Power Fan Connectors Please connect the fan cables
to the fan connectors and
match the black wire to the
cable to the connector and
match the black wire to the
Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin
CPU fan still can work successfully even without the fan speed control function.
If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this
motherboard, please connect it to Pin 1-3.
3-Pin Fan Installation
GND + 12VCPU_FAN_SPEEDFAN_SPEED_CONTROL1 2 3 4 ATX Power Connector Please connect an ATX power
supply to this connector.
Though this motherboard provides 24-pin ATX power connector,
it can still work if you adopt a traditional 20-pin ATX power supply.
To use the 20-pin ATX power supply, please plug your power
supply along with Pin 1 and Pin 13.
ATX 12V Power Connector Please connect an ATX 12V
power supply to this connector.
Though this motherboard provides 8-pin ATX 12V power connector, it can still work
if you adopt a traditional 4-pin ATX 12V power supply. To use the
4-pin ATX power supply, please plug your power supply along with
20-Pin ATX Power Supply Installation
2.10 Driver Installation Guide
To install the drivers to your system, please insert the support CD to your optical
drive rst. Then, the drivers compatible to your system can be auto-detected and
listed on the support CD driver page. Please follow the order from up to bottom side
to install those required drivers. Therefore, the drivers you install can work properly.
2.11 Installing Windows
XP 64-bit With RAID Functions
If you want to install Windows
64-bit / XP / XP 64-bit
on your SATA / SATAII HDDs with RAID functions, please refer to the document at
the following path in the Support CD for detailed procedures:
..\ RAID Installation Guide
Using SATA / SATAII HDDs without NCQ and Hot Plug functions (IDE mode)
XP / XP 64-bit OS on your system.
If you want to install Windows
64-bit / XP / XP 64-
bit OS on your SATA / SATAII HDDs without RAID functions, please follow below
procedures according to the OS you install.
2.12.1 Installing Windows
If you want to install Windows
XP / XP 64-bit on your SATA / SATAII HDDs without
RAID functions, please follow below steps.26
ASRock A55M-HVS Motherboard
Using SATA / SATAII HDDs without NCQ and Hot Plug functions (IDE mode)
If you want to install Windows
64-bit on your SATA /
SATAII HDDs without RAID functions, please follow below steps.
Using SATA / SATAII HDDs with NCQ and Hot Plug functions (AHCI mode)
STEP 1: Set up UEFI.
A. Enter UEFI SETUP UTILITY Advanced screen Storage
B. Set the “SATA Mode” option to [AHCI].
The Flash Memory on the motherboard stores BIOS Setup Utility. When you start up
the computer, please press <F2> or <Del> during the Power-On-Self-Test (POST)
to enter BIOS Setup utility; otherwise, POST continues with its test routines. If you
wish to enter BIOS Setup after POST, please restart the system by pressing <Ctl>
+ <Alt> + <Delete>, or pressing the reset button on the system chassis. The BIOS Setup program is designed to be user-friendly. It is a menu-driven program, which
allows you to scroll through its various sub-menus and to select among the prede-
termined choices. For the detailed information about BIOS Setup, please refer to the
User Manual (PDF le) contained in the Support CD.
4. Software Support CD information
This motherboard supports various Microsoft
operating systems: 7 / 7
64-bit / XP SP3 / XP 64-bit. The Support CD that came with
the motherboard contains necessary drivers and useful utilities that will enhance
motherboard features. To begin using the Support CD, insert the CD into your CD-
ROM drive. It will display the Main Menu automatically if “AUTORUN” is enabled in
your computer. If the Main Menu does not appear automatically, locate and double-
click on the le “ASSETUP.EXE” from the BIN folder in the Support CD to display
(CLRCMOS1, 3-Pin jumper)
- Gestion jumperless
Certications - FCC, CE, WHQL
(Micro ATX Form Factor: 8.9-in x 8.5-in, 22.6 cm x 21.6 cm)
- Supporto DDR3 2400+(OC)/1866/1600/1333/1066
- Supporta AMD Dual Graphics
- Supporta Wake-On-LAN
- Supporta il rilevamento cavo LAN
- Supporto di Energy Efcient Ethernet 802.3az
- Supporta PXE Pannello I/O Panel
- Supporta “Plug and Play”
- Compatibile con ACPI 1.1 wake up events
- Supporta jumperfree
Sito ASRock: http://www.asrock.com/Feature/AppCharger/index.asp
GND DUMMYU SB _P WRP +1 0
- ACPI 1.1 compliance wake up events
treme Tuning Utility (AXTU).
asrock.com/Feature/AppCharger/index.asp
U SB _P WR P-10GNDDUMMY U SB _P WR P +1 0GNDP-11P +1 1
Sertikalar - FCC, CE, WHQL
64-bit CPU'lu Windows
ASRock internet sitesi: http://www.asrock.com/Feature/AppCharger/index.
(CLRCMOS1, 3-pinli jumper)
SATA2 arayüzü 3,0 Gb/sn veri
Feature/AppCharger/index.asp
64-bit/XP SP3/XP 64-bit compliant
asrock.com/Feature/AppCharger/index.asp
GND DUMMYU SB _P WRP +1 0
- ACPI 1.1 Compliance Wake Up Events
Installing OS on a HDD Larger Than 2TB in AHCI Mode
This motherboard is adopting UEFI BIOS that allows Windows
on a large size HDD (>2TB). Please follow below procedure to install the operating
1. Please make sure to use Windows
64-bit (with SP1 or above) or
2. Press <F2> or <Delete> at system POST. Set AHCI Mode in UEFI Setup Utility >
Advanced > Storage Conguration > SATA Mode.
3. Choose the item “UEFI:xxx“ to boot in UEFI Setup Utility > Boot > Boot Option #1.
(“xxx” is the device which contains your Windows
installation les. Normally it is
an optical drive.) You can also press <F11> to launch boot menu at system POST
and choose the item “UEFI:xxx“ to boot.
This motherboard is adopting UEFI BIOS that allows Windows
on a large size HDD (>2TB). Please follow below procedure to install the operating
1. Please make sure to use Windows
64-bit (with SP1 or above) or
2. Press <F2> or <Delete> at system POST. Set RAID Mode in UEFI Setup Utility >
Advanced > Storage Conguration > SATA Mode.
3. Choose onboard RAID 3TB+ unlocker > UEFI Mode For GPT partition. Press
<F10> to save the change and exit.
4. Press <F11> to enter Boot Manual. Choose UEFI : Built - in EFI Shell.
5. Key in drvcfg, for example you will see below:
7. And then key in drvcfg –s [Drv number] [Ctrl number] to enter Raid Utility.
For example: key in drvcfg –s 4E B5.
8. Choose Logical Drive Main Menu to set up Raid Drive.
11. Press Space on keyboard to toggle checkbox.
12. Choose Ld Size setting, and key in the Raid size.
13. After set up Raid size, please click Start to Create.
14. Press <F10> to exit Utility.
15. During reboot, please press <F11> to enter Boot Manual. Choose UEFI: SCSI CD/DVD Drive.
* This option only shows on Windows
64-bit in a large hard disk (ex. Disk
volume > 2TB), it may take more time to boot into Windows
utilities. If you encounter this problem, you will need to following instructions
does not provide hotfix for this problem. Below steps are
b. De-select Local Disks for System Restore. Then Click “Turn System
Restore Off” to conrm. Then Press “Ok”.161
ASRock A55M-HVS Motherboard
B. Disable “Volume Shadow Copy” service.
a. Type “computer management” in the Start Menu, then press “Enter”.
b. Go to “Services and Applications>Services”; Then double click “Volume
c. Set “Startup type” to “Disable” then Click “OK”.162
C. Reboot your system.
D. After reboot, please start to install motherboard drivers and utilities.
A. Please request the hotx KB2505454 thru this link:
B. After installing Windows
7 64-bit, install the hotx kb2505454.
(This may take long time; >30 mins.)
C. Reboot your system. (It may take about 5 mins to boot.)
will install this hotx then reboot by itself.
E. Please start to install motherboard drivers and utilities.
ManualGo.com