ASROCK H81M BTC User Manual Download Page 1

Page: 1 / 75

User Manual

H81M BTC

Summary of Contents for H81M BTC

Page 2: ...plied including but not limited to the implied warranties or conditions of merchantability or itness for a particular purpose In no event shall ASRock its directors oicers employees or agents be liable for any indirect special incidental or consequential damages including damages for loss of proits loss of business loss of data interruption of business and the like even if ASRock has been advised ...

Page 3: ...g the CPU Fan and Heatsink 16 2 3 Installing Memory Modules DIMM 17 2 4 Expansion Slots PCI Express Slots 19 2 5 Jumpers Setup 20 2 6 Onboard Headers and Connectors 21 Chapter 3 Software and Utilities Operation 26 3 1 Installing Drivers 26 3 2 A Tuning 27 3 3 Intel Smart Connect Technology 31 3 4 Start8 36 Chapter 4 UEFI SETUP UTILITY 39 4 1 Introduction 39 4 1 1 UEFI Menu Bar 39 4 1 2 Navigation ...

Page 4: ...guration 53 4 4 3 Storage Coniguration 55 4 4 4 Intel Smart Connect Technology 56 4 4 5 Super IO Coniguration 57 4 4 6 ACPI Coniguration 58 4 4 7 USB Coniguration 60 4 4 8 Trusted Computing 61 4 5 Tools 62 4 6 Hardware Health Event Monitoring Screen 65 4 7 Boot Screen 66 4 8 Security Screen 69 4 9 Exit Screen 70 ...

Page 5: ...Package Contents ASRock H81M BTC Motherboard Micro ATX Form Factor ASRock H81M BTC Quick Installation Guide ASRock H81M BTC Support CD 2 x Serial ATA SATA Data Cables Optional 1 x I O Panel Shield Because the motherboard speciications and the BIOS sotware might be updated the content of this documentation will be subject to change without notice In case any modiications of this documentation occur...

Page 6: ... Proile XMP 1 3 1 2 15μ Gold Contact in DIMM Slots Expansion Slot 1 x PCI Express 2 0 x16 Slot PCIE1 x16 mode 3 x PCI Express 2 0 x1 Slots 15μ Gold Contact in VGA PCIe Slot PCIE1 Graphics Intel HD Graphics Built in Visuals and the VGA outputs can be supported only with processors which are GPU integrated Supports Intel HD Graphics Built in Visuals Intel Quick Sync Video with AVC MVC S3D and MPEG 2...

Page 7: ... On WAN Supports Wake On LAN Supports Lightning ESD Protection ASRock Full Spike Protection Supports LAN Cable Detection Supports Energy Eicient Ethernet 802 3az Supports PXE Rear Panel I O 1 x PS 2 Mouse Port 1 x PS 2 Keyboard Port 1 x D Sub Port 1 x DVI D Port 4 x USB 2 0 Ports Supports ESD Protection ASRock Full Spike Protection 2 x USB 3 0 Ports Supports ESD Protection ASRock Full Spike Protec...

Page 8: ...l GUI support ACPI 1 1 Compliant wake up events SMBIOS 2 3 1 support CPU DRAM PCH 1 05V PCH 1 5V Voltage multi adjust ment Support CD Drivers Utilities AntiVirus Sotware Trial version Google Chrome Browser and Toolbar Start8 30 days trial Hardware Monitor CPU Chassis temperature sensing CPU Chassis Power Fan Tachometer CPU Chassis Quiet Fan Auto adjust chassis fan speed by CPU temperature CPU Chas...

Page 9: ...lity 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 Due to limitation the actual memory size may be less than 4GB for the reservation for system usage under Windows 32 bit operating systems Windows 64 bit operat ing systems do not have such limitations You can use ASR...

Page 10: ...e BIOS setup menu to access ASRock Instant Flash Please be noted that the USB lash drive or hard drive must use FAT32 16 12 ile system ASRock APP Charger Simply by installing the ASRock APP Charger makes your iPhone iPad iPod Touch charge up to 40 faster than before on your computer ASRock APP Charger allows you to quickly charge many Apple devices simultaneously and even supports continuous charg...

Page 11: ...s are able to establish an internet curfew or restrict internet access at speciied times via OMG You may schedule the starting and ending hours of internet access granted to other users In order to prevent users from bypassing OMG guest accounts without permission to modify the system time are required ASRock Internet Flash ASRock Internet Flash downloads and updates the latest UEFI irmware versio...

Page 12: ...d to access the UEFI setup ASRock Restart to UEFI allows users to enter the UEFI automatically when turning on the PC By enabling this function the PC will enter the UEFI directly ater you restart ASRock USB Key In a world where time is money why waste precious time everyday typing usernames to log in to Windows Why should we even bother memorizing those foot long passwords Just plug in the USB Ke...

Page 13: ...B3 Top LINE IN Center FRONT Bottom MIC IN CLRCMOS1 1 1 SPEAKER1 HDLED RESET PLED PWRBTN PANEL1 1 USB4_5 1 COM1 1 1 HD_AUDIO1 H81M BTC CHA_FAN1 CHA_FAN2 RoHS CPU_FAN1 32Mb BIOS USB 2 0 T USB0 B USB1 Audio CODEC PCIE1 PWR_FAN1 TPMS1 1 1 LPT1 PCIE2 PCIE3 PCIE4 SATA3_1 SATA2_5 SATA3_0 SATA2_4 CPU_FAN2 PCIE_PWR1 PS2 Keyboard PS2 Mouse VGA1 DVI1 USB 3 0 T USB0 B USB1 USB01_PWR1 1 USB6_7 1 ...

Page 14: ...SATA2 Connector SATA2_5 9 SATA2 Connector SATA2_4 10 SATA3 Connector SATA3_0 11 SATA3 Connector SATA3_1 12 Chassis Speaker Header SPEAKER1 13 System Panel Header PANEL1 14 USB 2 0 Header USB6_7 15 USB 2 0 Header USB4_5 16 Clear CMOS Jumper CLRCMOS1 17 Chassis Fan Connector CHA_FAN1 18 Print Port Header LPT1 19 TPM Header TPMS1 20 COM Port Header COM1 21 Front Panel Audio Header HD_AUDIO1 22 PCIe P...

Page 15: ...rts USB01 5 Microphone Pink 11 PS 2 Keyboard Port 6 USB 2 0 Ports USB23 1 2 4 5 6 7 8 9 10 11 3 here are two LEDs on each LAN port Please refer to the table below for the LAN port LED indications Activity Link LED Speed LED Status Description Status Description Of No Link Of 10Mbps connection Blinking Data Activity Orange 100Mbps connection On Link Green 1Gbps connection ACT LINK LED SPEED LED LAN...

Page 16: ...l injuries to you and damages to motherboard components In order to avoid damage from static electricity to the motherboard s components NEVER place your motherboard directly on a carpet Also remember to use a grounded wrist strap or touch a safety grounded object before you handle the components Hold components by the edges and do not touch the ICs Whenever you uninstall any components place them...

Page 17: ...please check if the PnP cap is on the socket if the CPU surface is unclean or if there are any bent pins in the socket Do not force to insert the CPU into the socket if above situation is found Otherwise the CPU will be seriously damaged 2 Unplug all power cables before installing the CPU 2 1 A B ...

Page 18: ...14 English 4 5 3 ...

Page 19: ...H81M BTC 15 English Please save and replace the cover if the processor is removed he cover must be placed if you wish to return the motherboard for ater service ...

Page 20: ...16 English 2 2 Installing the CPU Fan and Heatsink 1 2 C P U _ F A N ...

Page 21: ...age to the motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation 1 For dual channel coniguration you always need to install identical the same brand speed size and chip type DDR3 DIMM pairs 2 It is unable to activate Dual Channel Memory Technology with only one memory module installed 3 It is not allowed to install a DDR or DDR2 memory module into a DDR3 slot otherw...

Page 22: ...18 English 1 2 3 ...

Page 23: ...ss x1 lane width cards Before installing an expansion card please make sure that the power supply is switched of 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 1 For a better thermal environment please connect a chassis fan to the mother board s chassis fan connector CHA_FAN1 or ...

Page 24: ...the BIOS If you need to clear the CMOS when you just inish updating the BIOS you must boot up the system irst and then shut it down before you do the clear CMOS action Please be noted that the password date time and user default proile will be cleared only if the CMOS battery is removed USB Power Jumper USB01_PWR1 see p 9 No 1 USB Power Jumper is speciically designed for users who use LED keyboard...

Page 25: ... status indicator on the chassis front panel he LED is on when the system is operating he LED keeps blinking when the system is in S1 S3 sleep state he LED is of when the system is in S4 sleep state or powered of S5 HDLED Hard Drive Activity LED Connect to the hard drive activity LED on the chassis front panel he LED is on when the hard drive is reading or writing data he front panel design may di...

Page 26: ...ternal storage devices with up to 6 0 Gb s data transfer rate USB 2 0 Headers 9 pin USB4_5 see p 9 No 15 9 pin USB6_7 see p 9 No 14 Besides four USB 2 0 ports on the I O panel there are two headers on this motherboard Each USB 2 0 header can support two ports Front Panel Audio Header 9 pin HD_AUDIO1 see p 9 No 21 his header is for connecting audio devices to the front audio panel DUMMY GND GND P P...

Page 27: ...g but the panel wire on the chassis must support HDA to function correctly Please follow the instructions in our manual and chassis manual to install your system 2 If you use an AC 97 audio panel please install it to the front panel audio header by the steps below 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 a...

Page 28: ... 9 No 22 Please connect a 4 pin molex power cable to this connector when more than three graphics cards are installed Serial Port Header 9 pin COM1 see p 9 No 20 his COM1 header supports a serial port module TPM Header 17 pin TPMS1 see p 9 No 19 his connector supports Trusted Platform Module TPM system which can securely store keys digital certiicates passwords and data A TPM system also helps enh...

Page 29: ...int Port Header 25 pin LPT1 see p 9 No 18 his is an interface for print port cable that allows convenient connection of printer devices 1 AFD ERROR PINIT GND SLIN STB SPD0 SPD1 SPD2 SPD3 SPD4 SPD5 SPD6 SPD7 ACK BUSY PE SLCT ...

Page 30: ...ick on the ile ASRSETUP EXE in the Support CD to display the menu Drivers Menu he drivers compatible to your system will be auto detected and listed on the support CD driver page Please click Install All or follow the order from top to bottom to install those required drivers herefore the drivers you install can work properly Utilities Menu he Utilities Menu shows the application sotware that the ...

Page 31: ...stalling A Tuning When you install the all in one driver to your system from ASRock s support CD A Tuning will be auto installed as well Ater the installation you will ind the icon A Tuning on your desktop Double click the A Tuning icon A Tuning main menu will pop up 3 2 2 Using A Tuning here are ive sections in A Tuning main menu Operation Mode Tools OC Tweaker System Info and Tech Service Operat...

Page 32: ...t support UEFI GOP if you are using an external graphics card OMG Schedule the starting and ending hours of Internet access granted to other users Place X marks on the time table to disable the Internet Good Night LED Switch of the Power HDD LAN LEDs when the system is on and automatically switch of the Power and Keyboard LEDs when the system enters into Standby Hibernation mode FAN Tastic Tuning ...

Page 33: ...d damages due to dampness Enable this function and conigure the period of time until the computer powers on and the duration of the dehumidifying process OC Tweaker Conigurations for overclocking the system System Info View information about the system ...

Page 34: ...30 English Tech Service Contact Tech Service ...

Page 35: ... 64 bit edition Set the SATA mode to AHCI If Windows 8 1 8 7 is already installed under IDE mode directly changing the SATA mode to AHCI may cause Windows 8 7 to crash while booting If your system is not in AHCI mode please follow the instructions below 1 Press Win R simultaneously in Windows 8 7 type Regedit into the word box then click OK 2 Enter into HKEY_LOCAL_MACHINE SYSTEM CurrentControlSet ...

Page 36: ...ility Step 1 Install ASRock Smart Connect Utility which is located in the folder at the following path of the Support CD ASRock Utility Smart Connect Step 2 Once installed run ASRock Smart Connect from your desktop or go to Windows Start All Programs ASRock Utility ...

Page 37: ...tton Take Foxmail as an example add Foxmail to the Application list Step 4 Select Foxmail from the Application List then click the arrow pointing right to add this application to the Smart Connect List Step 5 Click Apply to enable Smart Connect ...

Page 38: ... updates Shorter durations will provide more frequent updates but may cause more power consumption Using Smart Connect 1 Keep the applications which you wish to connect to the internet and receive updates while the system is in sleep state running Foxmail for instance keep Foxmail running 2 Click on Windows Start the arrow next to Shut down and click on Sleep 3 Windows system will enter sleep stat...

Page 39: ...mail he screen will not display anything so the computer can maintain minimum power usage Aterwards the system will automatically return to sleep state again 5 Upon waking up the system you will ind the new mail that were sent to you during sleep state are already updated and ready to be read in Foxmail ...

Page 40: ...h added customizations for greater eiciency 3 4 1 Installing Start8 Install Start8 which is located in the folder at the following path of the Support CD ASRock Utility Start8 3 4 2 Coniguring Start8 Style Select between the Windows 7 style and Windows 8 style Start Menu hen select the theme of the Start Menu and customize the style of the Start icon ...

Page 41: ...English Conigure Conigure provides coniguration options including icon sizes which shortcuts you want Start Menu to display quick access to recently used apps the functionality of the power button and more Control ...

Page 42: ...ress on the Windows key does Desktop Desktop allows you to disable the hot corners when you are working on the desktop It also lets you choose whether or not the system boots directly into desktop mode and bypass the Metro user interface About Displays information about Start8 ...

Page 43: ...ystem by pressing Ctl Alt Delete or by pressing the reset button on the system chassis You may also restart by turning the system of and then back on 4 1 1 UEFI Menu Bar he top of the screen has a menu bar with the following selections Main For setting system time date information OC Tweaker For overclocking conigurations Advanced For advanced system conigurations Tool Useful tools H W Monitor Dis...

Page 44: ...of each navigation key Navigation Key s Description To change option for the selected items Tab Switch to next function PGUP Go to the previous page PGDN Go to the next page HOME Go to the top of the screen END Go to the bottom of the screen F1 To display the General Help Screen F4 Toggle sound on of F7 Discard changes and exit the SETUP UTILITY F9 Load optimal default values for all the settings ...

Page 45: ... UTILITY the Main screen will appear and display the system overview Active Page on Entry Select the default page when entering the UEFI setup utility UEFI Guide UEFI Guide is a quick tutorial for ASRock s UEFI setup Utility You may abort the tutorial by pressing esc ...

Page 46: ...up overclocking features Advanced Turbo Load optimized CPU and GPU OC settings Please note that overclocking may cause damage to your CPU and motherboard It should be done at your own risk and expense Non Z OC Non Z OC allows users with a K Series Haswell processor to overclock their non Z87 chipset motherboards Load Optimized GPU OC Setting Please note that overclocking may cause damage to your C...

Page 47: ...motherboard It should be done at your own risk and expense Intel SpeedStep Technology Intel SpeedStep technology allows processors to switch between multiple frequen cies and voltage points for better power saving and heat dissipation Intel Turbo Boost Technology Intel Turbo Boost Technology enables the processor to run above its base operating frequency when the operating system requests the high...

Page 48: ...power while a higher limit may improve performance GT Frequency Conigure the frequency of the integrated GPU GT Voltage Mode Auto For optimized settings Adaptive Add voltage to the integrated GPU when the system is under heavy load Override he voltage is ixed GT Adaptive Voltage Conigure the ixed voltage added to the integrated GPU GT Voltage Ofset Conigure the voltage added to the integrated GPU ...

Page 49: ...e Time tRP he number of clock cycles required between the issuing of the precharge command and opening the next row RAS Active Time tRAS he number of clock cycles required between a bank active command and issuing the precharge command Command Rate CR he delay between when a memory chip is selected and when the irst active command can be issued Write Recovery Time tWR he amount of delay that must ...

Page 50: ... read command to a row pre charge command to the same rank Four Activate Window tFAW he time window in which four activates are allowed the same rank CAS Write Latency tCWL Conigure CAS Write Latency tREFI Conigure refresh cycles at an average periodic interval tCKE Conigure the period of time the DDR3 initiates a minimum of one refresh command internally once it enters Self Refresh mode tRDRD Con...

Page 51: ...diferent ranks tWRWRDD Conigure between module write to write delay from diferent DIMMs tRDWR Conigure between module read to write delay tRDWRDR Conigure between module read to write delay from diferent ranks tRDWRDD Conigure between module read to write delay from diferent DIMMs RTL CHA Conigure round trip latency for channel A RTL CHB Conigure round trip latency for channel B IO L CHA Conigure ...

Page 52: ...w Exit to reduce power consumption or Fast Exit for better performance FIVR Coniguration FIVR Switch Frequency Signature Select whether to boost or lower the FIVR Switch Frequency FIVR Switch Frequency Ofset Conigure the percentage of frequency boost or deduction CPU Vcore Voltage Mode Auto For optimized settings Override he voltage is ixed Vcore Override Voltage Conigure the voltage added to the ...

Page 53: ... O Analog Voltage CPU Digital IO Voltage Ofset CPU I O Digital Voltage CPU Integrated VR Faults Disable FIVR Faults to raise the threshold to trigger CPU over current protection and over voltage protection for better overclocking capabilities CPU Integrated VR Eiciency Mode Enable FIVR Eiciency Management for power saving Disable for better performance and overclocking capabilities Voltage Conigur...

Page 54: ...tions for the following items CPU Con iguration Chipset Coniguration Storage Coniguration Intel Smart Connect Technology Super IO Coniguration ACPI Coniguration USB Coniguration and Trusted Computing Setting wrong values in this section may cause the system to malfunction ...

Page 55: ...le in each processor package CPU C States Support Enable CPU C States Support for power saving It is recommended to keep C3 C6 and C7 all enabled for better power saving Enhanced Halt State C1E Enable Enhanced Halt State C1E for lower power consumption CPU C3 State Support Enable C3 sleep state for lower power consumption CPU C6 State Support Enable C6 deep sleep state for lower power consumption ...

Page 56: ...malicious bufer overlow attacks Intel Virtualization Technology Intel Virtualization Technology allows a platform to run multiple operating systems and applications in independent partitions so that one computer system can function as multiple virtual systems Hardware Prefetcher Automatically prefetch data and code for the processor Enable for better performance Adjacent Cache Line Prefetch Automa...

Page 57: ...en the system boots up IGPU Multi Monitor Select disable to disable the integrated graphics when an external graphics card is installed Select enable to keep the integrated graphics enabled at all times Render Standby Power down the render unit when the GPU is idle for lower power consumption Onboard HD Audio Enable disable onboard HD audio Set to Auto to enable onboard HD audio and automatically ...

Page 58: ...uter is shut down Restore on AC Power Loss Select the power state ater a power failure If Power Of is selected the power will remain of when the power recovers If Power On is selected the system will start to boot up when the power recovers Good Night LED By enabling Good Night LED the Power HDD LAN LEDs will be switched of when the system is on It will also automatically switch of the Power and K...

Page 59: ...s SATA devices to enter a low power state during periods of inactivity to save power It is only supported by AHCI mode Hard Disk S M A R T S M A R T stands for Self Monitoring Analysis and Reporting Technology It is a monitoring system for computer hard disk drives to detect and report on various indicators of reliability AHCI Advanced Host Controller Interface supports NCQ and other new features ...

Page 60: ...4 4 Intel Smart Connect Technology Intel Smart Connect Technology Intel Smart Connect Technology automatically updates your email and social networks such as Twitter Facebook etc while the computer is in sleep mode ...

Page 61: ...ble or disable the Serial port Serial Port Address Select the address of the Serial port Parallel Port Enable or disable the Parallel port Change Settings Select the address of the Parallel port Device Mode Select the device mode according to your connected device ...

Page 62: ...hard disk is ready this is recommended for better system stability ACPI HPET Table Enable the High Precision Event Timer for better performance and to pass WHQL tests PS 2 Keyboard Power On Allow the system to be waked up by a PS 2 Keyboard PCIE Devices Power On Allow the system to be waked up by a PCIE device and enable wake on LAN Ring In Power On Allow the system to be waked up by onboard COM p...

Page 63: ...ked up by the real time clock alarm Set it to By OS to let it be handled by your operating system USB Keyboard Remote Power On Allow the system to be waked up by an USB keyboard or remote controller USB Mouse Power On Allow the system to be waked up by an USB mouse ...

Page 64: ...disable Legacy OS Support for USB 2 0 devices If you encounter USB compatibility issues it is recommended to disable legacy USB support Select UEFI Setup Only to support USB devices under the UEFI setup and Windows Linux operating systems only Legacy USB 3 0 Support Enable or disable Legacy OS Support for USB 3 0 devices USB Compatibility Patch Please enable this if your USB devices encounter comp...

Page 65: ...H81M BTC 61 English 4 4 8 Trusted Computing Security Device Support Enable to activate Trusted Platform Module TPM security for your hard disk drives ...

Page 66: ...UEFI that installs the LAN driver to your system via an USB storage device then downloads and installs the other required drivers automatically Instant Flash Save UEFI iles in your USB storage device and run Instant Flash to update your UEFI Internet Flash ASRock Internet Flash downloads and updates the latest UEFI irmware version from our servers for you Please setup network coniguration before u...

Page 67: ...rver to download the UEFI irmware Dehumidiier Function If Dehumidiier Function is enabled the computer will power on automatically to dehumidify the system ater entering S4 S5 state Dehumidiier Period Conigure the period of time until the computer powers on and enables Dehumidiier ater entering S4 S5 state Dehumidiier Duration Conigure the duration of the dehumidifying process before it returns to...

Page 68: ...speed of the CPU fan while Dehumidiier is enabled he higher the value the faster the fan speed Max 255 Min 1 Save User Default Type a proile name and press enter to save your settings as user default Load User Default Load previously saved user defaults ...

Page 69: ...mperatures and assign a respective fan speed for each temperature Chassis Fan 1 Setting Select a fan mode for Chassis Fan 1 or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature Chassis Fan 2 Setting Select a fan mode for Chassis Fan 2 or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature Over Temperature...

Page 70: ... external graphics card Please notice that Ultra Fast mode will boot so fast that the only way to enter this UEFI Setup Utility is to Clear CMOS or run the Restart to UEFI utility in Windows Boot From Onboard LAN Allow the system to be waked up by the onboard LAN Setup Prompt Timeout Conigure the number of seconds to wait for the setup hot key Bootup Num Lock Select whether Num Lock should be turn...

Page 71: ...If the computer fails to boot for a number of times the system automatically restores the default settings Boot Failure Guard Count Conigure the number of attempts to boot until the system automatically restores the default settings CSM Compatibility Support Module CSM Enable to launch the Compatibility Support Module Please do not disable unless you re running a WHCK test If you are using Windows...

Page 72: ...rt legacy option ROM only Launch Storage OpROM Policy Select UEFI only to run those that support UEFI option ROM only Select Legacy only to run those that support legacy option ROM only Launch Video OpROM Policy Select UEFI only to run those that support UEFI option ROM only Select Legacy only to run those that support legacy option ROM only ...

Page 73: ...d for the administrator account Only the administrator has authority to change the settings in the UEFI Setup Utility Leave it blank and press enter to remove the password User Password Set or change the password for the user account Users are unable to change the settings in the UEFI Setup Utility Leave it blank and press enter to remove the password Secure Boot Enable to support Windows 8 Secure...

Page 74: ...on the following message Discard changes and exit setup will pop out Select OK to exit the UEFI SETUP UTILITY without saving any changes Discard Changes When you select this option the following message Discard changes will pop out Select OK to discard all changes Load UEFI Defaults Load UEFI default values for all options he F9 key can be used for this operation Launch EFI Shell from ilesystem de...

Page 75: ...nformation For technical questions please submit a support request form at http www asrock com support tsd asp ASRock Incorporation 2F No 37 Sec 2 Jhongyang S Rd Beitou District Taipei City 112 Taiwan R O C ASRock EUROPE B V Bijsterhuizen 3151 6604 LV Wijchen he Netherlands Phone 31 24 345 44 33 Fax 31 24 345 44 38 ASRock America Inc 13848 Magnolia Ave Chino CA91710 U S A Phone 1 909 590 8308 Fax ...

Search results

Summary of Contents for H81M BTC

Reviews:

Related manuals for H81M BTC

Brands by name

Popular brands

ASROCK H81M BTC, User Manual

Search results

Summary of Contents for H81M BTC

Reviews:

Related manuals for H81M BTC

Brands by name

Popular brands