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B75H2-M3 USER MANUAL

Chapter 4

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Summary of Contents for B75H2-M3

Page 1: ...as been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential instal lation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interferenc...

Page 2: ...page 7 Hpage 27 Hpage 61 Installing the Motherboard IntroducingtheMotherboard Provides information on us ing the BIOS Setup Utility Describes the motherboard software Limits and methods of mesurement of radio disturbance char acteristics of information technology equipment EN 55022 EN 61000 3 2 Disturbances in supply systems caused EN 61000 3 3 Disturbances in supply systems caused by household ap...

Page 3: ...ive 22 ConnectingCaseComponents 23 Front Panel Header 25 TABLE OF CONTENTS Preface i Chapter 1 1 Introducing the Motherboard 1 Introduction 1 PakageContents 1 Specifications 2 MotherboardComponents 4 I OPorts 6 Chapter 3 27 UsingBIOS 27 AbouttheSetupUtility 27 The Standard Configuration 27 Entering the Setup Utility 27 Resetting the Default CMOS Values 28 UsingBIOS 28 BIOS Navigation Keys 29 Main ...

Page 4: ...talling under Windows XP 7 8 61 Running Setup 61 ManualInstallation 63 ECSUtilitySoftware IntelligentEZUtility 63 Chapter 5 65 Trouble Shooting 65 Start up problems during assembly 65 Start up problems after prolong use 66 Maintenanceandcaretips 66 BasicTroubleshootingFlowchart 67 ...

Page 5: ...ng up to eight USB 2 0 ports four USB 2 0 ports and two USB 2 0 headers support additional four USB 2 0 ports and four USB 3 0 ports two USB 3 0 ports at the rear panel and one USB 3 0 header supports additional two USB 3 0 ports The motherboard is equipped with advanced full set of I O ports in the rear panel including PS 2 mouse and PS 2 keyboard combo connector one HDMI port or DVI one VGA port...

Page 6: ...it Lan 10 100 1000 Fast Ethernet Controller Wake on LAN and remote wake up support LGA1155 socket for 2nd 3rd Generation Intel Sandy Ivy Bridge Processors Supports New 22nm Intel CoreTM micro architecture DMI 5 0GT s Note Please go to ECS website for the latest CPU support list Note Please go to ECS website for the latest Memory support list 1 x 24 pin ATX Power Supply connector 1 x 4 pin 12V Powe...

Page 7: ... ECS GUI UEFI BIOS Supports Graphic Over Clocking Supports Dual Monitor function F7 hot key for boot up devices option Supports Pgup clear CMOS Hotkey Has PS2 KB Model only System BIOS Form Factor Micro ATX Size 244mm x 200mm 1 x Front Panel audio header 1 x Front Panel switch LED header 1 x Speaker header 1 x TPM header 1 x Parallel port header LPT Supports eBLU Supports eDLU Supports eSF Warning...

Page 8: ...Chapter 1 4 B75H2 M3 USER MANUAL Motherboard Components ...

Page 9: ...0 Gb s connectors 9 F_PANEL Front panel switch LED header 10 CASE CASE open header 11 ME_UNLOCK ME unlock header for factory use only 12 F_USB1 2 Front panel USB 2 0 headers 13 SYS_FAN 3 pin system cooling fan connector 14 TPM Trusted Platform Module header 15 CLR_CMOS Clear CMOS jumper 16 COM Onboard serial port header 17 LPT Printer Header 18 SPK Speaker header 19 SPDIFO SPDIF out header 20 F_AU...

Page 10: ...to the VGA port 5 USB 3 0 Ports Use the USB 3 0 ports to connect USB 3 0 devices 6 LAN Port Connect an RJ 45 jack to the LAN port to connect your computer to the Network 7 Line in blue It can be connected to an external CD DVD player Tape player or other audio devices for audio input 8 Line out lime It is used to connect to speakers or headphones 9 Microphone pink It is used to connect to a microp...

Page 11: ...in the motherboard Place the motherboard over the mounting brackets and secure the motherboard onto the mounting brackets with screws Follow these safety precautions when installing the motherboard Wear a grounding strap attached to a grounded device to avoid damage from static electricity Discharge static electricity by touching the metal case of a safely grounded object before working on the mot...

Page 12: ...tion shows the location of the motherboard jumpers Pin 1 is labeled To avoid the system instability after clearing CMOS we recommend users to enter the main BIOS setting page to Load Default Settings and then Save and Exit Setup 2 3 Checking Jumper Settings ...

Page 13: ...ange the settings in the system Setup Utility We strongly recommend you do not over clock processor or other compo nents to run faster than their rated speed The following illustration shows CPU installation components A Press the hook of lever down with your thumb and pull it to the right side to release it from retention tab B Lift the tail of the load lever and rotate the load plate to fully op...

Page 14: ... IHS Intergraded Heat Spreader Engage the load lever while pressing down lightly onto the load plate Secure the load lever with the hook under retention tab Then the cover will flick automatically Please save and replace the cover onto the CPU socket if processor is re moved ...

Page 15: ...rboard and processor socket Avoid using cooling fans with sharp edges in case the fan casing and the clips cause serious damage to the motherboard or its components To achieve better airflow rates and heat dissipation we suggest that you use a high quality fan with 3800 rpm at least CPU fan and heat sink instal lation procedures may vary with the type of CPU fan heatsink supplied The form and size...

Page 16: ...l parts Always wear a grounding strap when you handle the modules You must install at least one module in any of the two slots Total memory capacity is 16 GB Refer to the following to install the memory modules C The slot latches are levered upwards and latch on to the edges of the DIMM A Push the latches on each side of the DIMM slot down B Install the DIMM module into the slot and press it firml...

Page 17: ... Ex press graphics card that is fully compliant to the PCI Express Base Specification revision 3 0 Before installing an add on card check the documentation for the card carefully If the card is not Plug and Play you may have to manually configure the card before installation The PCI Express x1 slot is fully compliant to the PCI Express Base Specification revision 2 0 PCIE1 Slot This motherboard is...

Page 18: ...he slot 3 Secure the metal bracket of the card to the system case with a screw 1 For some add on cards for example graphics adapters and network adapt ers you have to install drivers and software before you can begin using the add on card 2 The onboard PCI interface does not support 64 bit SCSI cards Follow these instructions to install an add on card Please refer the following illustrations to in...

Page 19: ...5 Connecting Optional Devices Refer to the following for information on connecting the motherboard s optional devices No Components No Components 1 USB3F 7 TPM 2 SATA1 8 COM 3 SATA2 4 9 LPT 4 CASE 10 SPDIFO 5 ME_UNLOCK 11 F_AUDIO 6 F_USB1 2 ...

Page 20: ...front USB 3 0 ports which delivers 5Gb s transfer rate 1 USB3F Front Panel USB 3 0 header SATA2 4 connectors are used to support the Serial ATA 3 0Gb s devices and SATA1 connector supports the Serial ATA 6 0Gb s device simpler disk drive cabling and easier PC assembly It eliminates limitations of the current Parallel ATA interface But maintains register compatibility and software compatibility wit...

Page 21: ...MANUAL 5 ME_UNLOCK ME Unlock Header 4 CASE Chassis Intrusion Detect Header This detects if the chassis cover has been removed This function needs a chassis equipped with instrusion detection switch and needs to be enabled in BIOS ...

Page 22: ...he motherboard has two USB 2 0 headers supporting four USB 2 0 ports Addition ally some computer cases have USB ports at the front of the case If you have this kind of case use auxiliary USB connector to connect the front mounted ports to the motherboard 6 F_USB1 2 Front Panel USB 2 0 headers Please make sure that the USB cable has the same pin assignment as indi cated above A different pin assign...

Page 23: ...M Onboard serial port header Connect a serial port extension bracket to this header to add a serial port to your system 9 LPT Onboard parallel port Header This is a header that can be used to connect to the printer scanner or other devices ...

Page 24: ...s This header supports HD audio by default If you want connect an AC 97 front panel audio to HD onboard headers please set as below picture 11 F_AUDIO Front Panel Audio Header This is an optional header that provides an SPDIFO Sony Philips Digital Interface output to digital multimedia device through optical fiber or coaxial connector 10 SPDIFO SPDIF out header ...

Page 25: ...anel please don t tick off Disabled Front Panel Detect For reference only AC 97 Audio Configuration To enable the front panel audio connector to sup port AC97 Audio mode If you use AC 97 Front Panel please don t tick off Using Front Jack Detect If you use HD Audio Front Panel please tick off the option of Using Front Jack Detect For reference only ...

Page 26: ...elow to install the SATA hard drives To install the Serial ATA SATA hard drives use the SATA cable that supports the Serial ATA protocol This SATA cable comes with a SATA power cable You can connect either end of the SATA cable to the SATA hard drive or the connector on the motherboard Refer to the illustration below for proper installation 1 Attach either cable end to the connector on the motherb...

Page 27: ...onnecting the motherboard components Refer to the following Connect the CPU cooling fan cable to CPU_FAN Connect the system cooling fan connector to SYS_FAN Users please note that the fan connector supports the CPU cooling fan of 1 1A 2 2A 26 4W max at 12V 2 4 7 Connecting Case Components No Components No Components 1 CPU_FAN 5 SYS_FAN 2 PWR_FAN 6 SPK 3 ATX_Power 7 ATX_12V 4 F_PANEL Connect the po...

Page 28: ...24 pin power cable the latches of power cable and the ATX match perfectly Connecting 24 pin power cable 24 pin power cable Connect the standard power supply connector to ATX_POWER Connect the auxiliary case power supply connector to ATX12V The ATX12V4P power connector is used to provide power to the CPU When installing 4 pin power cable the latches of power cable and the ATX12V4P match perfectly C...

Page 29: ...porting the reset function requires connecting pin 5 and 7 to a momentary con tact switch that is normally open When the switch is closed the board resets and runs POST Power Switch Supporting the power on off function requires connecting pins 6 and 8 to a momen tary contact switch that is normally open The switch should maintain contact for at least 50 ms to signal the power supply to switch on o...

Page 30: ...Chapter 2 26 B75H2 M3 USER MANUAL Connect the case speaker cable to SPK 6 SPK Speaker This concludes Chapter 2 The next chapter covers the BIOS ...

Page 31: ... This chapter provides explanations for Setup Utility options The Standard Configuration A standard configuration has already been set in the Setup Utility However we rec ommend that you read this chapter in case you need to make any changes in the future This Setup Utility should be used when changing the system configuration when a configuration error is detected and you are prompted to make cha...

Page 32: ... option Other options lead to dialog boxes that prompt you for informa tion Some options marked with a icon lead to submenus that enable you to change the values for the option Use the cursor arrow keys to scroll through the items in the submenu Resetting the Default CMOS Values When powering on for the first time the POST screen may show a CMOS Settings Wrong message This standard message will ap...

Page 33: ...al The BIOS setup screens shown in this chapter are for reference only and may differ from the actual BIOS Please visit the manufacture s website for updated manual 2 In this Gui BIOS you can operate by mouse or keyboard Click select item Double click enter Right click exit Select the language icon and press Enter or double click the left key of the mouse to display the screen Then you can choose ...

Page 34: ...anguage English This item is used to set system language This menu shows the information of BIOS and enables you to set the system language date and time Choosethesystemdefault language Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit BIOSInf...

Page 35: ...ge Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit LAN Configuration PC Health Status Power Management Setup ACPI Settings CPU Configuration SATAConfiguration USB Configuration Super IO Configuration Trusted Computing Intel R Rapid Start Technology Intel ME BIOS Extension Configuration Intel R Smar...

Page 36: ...ues F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit Onboard LAN Controller Enabled Use this item to enable or disable Onboard LAN 1 controller LAN Configuration Onboard LAN Controller Enabled Networkstack Enabled Ipv4PXESupport Enabled Ipv6PXESupport Enabled Network stack Enabled Use this item to enable or disable UEFI network stack Ipv4 6 PXE Support Enabled Use these items to enable or di...

Page 37: ...herboards support hardware monitoring this item lets you monitor the parameters for critical voltages temperatures and fan speeds Scroll to this item and press Enter to view the following screen Smart Fan Function Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ...

Page 38: ...s the range that controls CPU temperature and keeps it from going so high or so low when smart fan works Smart Fan Slope PWM value 10 PWM value unite This item is used to set the Slope Select PWM of the smart fan This item is used to set the CPU System Power fan full speed offset value CPU System Power Fan Full Speed Offset 23 13 13 Press Esc to return to the PC Health Status page CPU Fan Speed Sy...

Page 39: ... An input signal on the serial Ring Indicator RI line in other words an incoming call on the modem awakens the system from a soft off state Power LED Type Dual Color LED This item shows the type of the Power LED Resume By PS2 MS S3 Disabled This item enables or disables you to allow mouse activity to awaken the system from power saving mode Resume By PS2 KB S3 Disabled This item enables or disable...

Page 40: ...spend to RAM Sleep State default Press Esc to return to the Advanced Menu page Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit Select the highest ACPI sleepstatethesystem will enter when the SUSPENDbuttonispressed ACPI Settings ACPI Sleep St...

Page 41: ...port Enabled Enhanced Halt C1E Enabled Intel R Core TM i 3220 CPU 3 30GHz This is display only field and displays the information of the CPU installed in your computer EMT64 Supported This item shows the computer supports EMT64 Processor Speed 3300MHz This item shows the current processor speed Processor Stepping 306a9 This item shows the processor stepping version Microcode Revision 12 This item ...

Page 42: ... Replacing older computers with Execute Disable Bit enabled systems can halt worm attacks reducing the need for virus related repair Intel Virtualization Technology Enabled When disabled a VMM cannot utilize the additional hardware capabilities provided by Vandor Pool Technology Enhanced Halt C1E Enabled Press Esc to return to the Advanced Menu page Use this item to enable the CPU energy saving fu...

Page 43: ...nd each channel allows one SATA device to be installed Use these items to configure each device on the SATA channel DetermineshowSATA controller s operate Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select lk mn Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit SATAConfiguration SATA Mode IDE ...

Page 44: ...d Use this item to enable or disable support for legacy USB devices Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit USB Support Parameters USB Configuration All USB Devices Enabled Legacy USB Support Enabled Press Esc to return to the Advanc...

Page 45: ... Use this item to change device settings Set Parameters of Serial Port 0 COMA Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit Super IO Configuration Super IO Chip IT8728 Serial Port 0 Configutation Parallel Port Configutation Main Advanced C...

Page 46: ...ngs Device Mode ECP Mode This item shows the information of the device mode Press Esc to return to the Super IO Configuration page Press Esc to return to the Advanced Menu page Main Advanced Chipset M I B III Boot Security Exit Parallel Port Configuration Parallel Port Enabled Device Settings IO 378h IRQ 5 DMA 3 Change Settings Auto Device Mode ECP Mode Select Screen Change Opt Enter Dbl Click Sel...

Page 47: ...efaults F4 Save Exit ESC Right Click Exit TPM Configuration TPM Support Enabled Current TPM Status Information No Security Device Found F2 Previous Values Use this item to show the information of Intel R Rapid Start Technology Intel R Rapid Start Technology Press Esc to return to the Advanced Menu page Intel R Rapid Start Technology Disabled Use this item to enable or disable the Intel R Rapid Sta...

Page 48: ...lection Screen Disabled This item allows you to enable or disable the MEBx selection screen Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit Intel ME BIOS Extension Configuration Disabled BIOSHotkeyPressed Disabled MEBx Selection Screen Disabled F2 Previous Val...

Page 49: ...ESC Right Click Exit Enabled Disabled ISCT Configuration ISCT Configuration Enabled ISCT Notification Control Enabled ISCT WLAN Power Control Enabled ISCT WWAN Power Control Enabled ISCT Sleep Duration Value Format Actual Time ISCT Notification Control Enabled Use this item to enable disable ISCT Notification Control ISCT WLAN Power Control Enabled Use this item to enable disable ISCT WLAN Power C...

Page 50: ...raphics device should be Primary Display or Select SG for SwitchableGfx Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen F1 General Help F2 Previous Values F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit System Agent Configuration Initiate Graphic Adapter Auto IGD Memory 64M DVMT Memory 256M Click Select Item System Agent SA Parameters Main ...

Page 51: ...Disabled This item enables or disables the warning if the case is opened up and the item below indicates the current status of the case Chassis Opened No This item indicates whether the case has been opened Press Esc to return to the Chipset Menu page Select AC Power state when Power is re applied after a power failure Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click S...

Page 52: ...item shows the ME FW version Press Esc to return to the chipset menu page Main Advanced Chipset M I B III Boot Security Exit Management EngineTechnology Configuration ME FW Version 8 1 0 1248 Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values F3 OptimizedDefaults ESC Right Click Exit F4 Save Exit ...

Page 53: ...figuration Scroll to this item to view the following screen CPU Ratio 99 This item allows users to control non turbo CPU ratio CPU Frequency 1 100 MHz 10000 This item shows the information of CPU Frequency Main Advanced Chipset M I B III Boot Security Exit EnhancedIntelSpeedstep Technology CPU OverClocking Configuration CPU Frequency 1 100 MHz 10000 CPU Ratio 99 Enhanced Intel SpeedStep Technology...

Page 54: ...0 Intel Graphics Configuration Graphics Core Ratio Limit 21 Graphics Voltage 1 256 V 0 IA Core Current Max 1 8 Amp 896 Use this item to control CPU Current Limit iGFX Core Current Max 1 8 Amp 400 Use this item to control iGFX Core Current Limit Enhanced Intel SpeedStep Technology Enabled This item allows users to enable or disable the EIST Enhanced Intel SpeedStep Tech nology Runtime Turbo Enable ...

Page 55: ...command to the same bank RAS Active Time tRAS 24 This item specifies the RAS active time Write Recovery Time tWR 10 This item specifies the write recovery time Row Refresh Cycle Time tRFC 74 This item specifies the row refresh cycle time Write to Read Delay twTR 5 This item specifies the write to read delay time Active to Active Delay tRRDmin 4 This item controls the ACTIVE bank x to ACTIVE bank y...

Page 56: ...oard by generating excess heat in components that are run beyond the rated limits Fail Safe Procedures for Over clocking B O M P Technology Enabled This item allows users to enable or disable B O M P technology This function can run safe setting to setup menu when system boot fail 3 times Intel R Core TM i3 3220 CPU 3 30GHz This item shows the CPU information Processor Speed 3300 MHz This item sho...

Page 57: ...Exit Windows 7 or other OS Boot policy for Legacy OS Windows 8 Boot policy for UEFI OS without Compatibility Support Module CSM Manual User customized CSM parameters boot policy Boot Configuration OperationSystemSelect Windows 7 or other OS Launch PXE OpROM Disabled Launch Strorage OpROM Enabled BootupNumLockState On QuietBoot Enabled Bootmodeselect LEGACY Set Boot Priority BootOption 1 Hard Disk ...

Page 58: ...be launched Launch PXE OpROM policy Do not Launch This controls the execution of UEFI and Legacy PXE OpROM Launch Storage OpROM policy Legacy only This controls the execution of UEFI and Legacy Storage OpROM Launch Video OpROM policy Legacy only This controls the execution of UEFI and Legacy Video OpROM Other PCI device ROM priority Legacy OpROM For PCI devices other than Network Mass storage or V...

Page 59: ...e Boot Mode Custom This item is used to select secure boot mode when you select standard mode se cure boot policy is fixed when you select custom mode the image execution policy and secure boot key databases are changeable Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values Secure Boot mode selector...

Page 60: ...tem to view the following screen Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Screen Click Select Item F1 General Help F2 Previous Values Image Execution Policy per devicepathonSecurity Violation Note Only users logged with Administrative password can exercise Query User policy setting F3 OptimizedDefaults F4 Save Exit ESC Right Click Exit Internal FV...

Page 61: ...try to DBX Platform Key PK This item shows the information of the platform key Set PK KEK DB DBX from File This item launches the file browser to set Efi Variable from the file The file data must be formatted as Efi Variable with TimeBased Authenticated Header Get PK KEK DB DBX to File This item is used to store secure variable to a file with a matching name in selected file system s root Delete t...

Page 62: ...ving any changes Save Changes and Reset This item enables you to reset the system setup after saving the changes Discard Changes and Reset This item enables you to reset system setup without saving any changes This page enables you to exit system setup after saving or without saving the changes Exit Menu Main Advanced Chipset M I B III Boot Security Exit Change Opt Enter Dbl Click Select Select Sc...

Page 63: ... bootable system disk Refer to Windows online help for information on creating a bootable system disk 4 Download the Flash Utility and new BIOS file from the manufacturer s Web site Copy these files to the bootable device 5 Turn off your computer and insert the bootable device in your computer You might need to run the Setup Utility and change the boot priority items on the Advanced BIOS Features ...

Page 64: ...Chapter 3 B75H2 M3 USER MANUAL 60 Memo ...

Page 65: ...h for all software and drivers available on the disk Open Windows Explorer and show the contents of the support disk Click Exit button to close the Auto Setup window Browse CD Click the Setup button to select and run the software installation program Click the Utilities button to select and install ECS Intelligent Utility Information Follow these instructions to install device drivers and software...

Page 66: ...ll the items 4 Click Next to run the Installation Wizard An item installation screen appears Drivers and software are automatically installed in sequence Follow the onscreen instructions confirm commands and allow the computer to re start a few times to complete the installation Windows 8 will show the following screen after system restart you must select Desktop in the bottom left to install the ...

Page 67: ...ty Software Intelligent EZ Utility ECS Intelligent EZ Utility provides friendly interfaces under Windows O S which makes your computing more easily and conveniently If the driver you want to install does not have a setup program browse to the oper ating system subfolder and locate the readme text file README TXT or README DOC for information on installing the driver or software for your operating ...

Page 68: ...hassle by listing all the latest drivers online Just select the one you prefer and start to download and install the drivers eSF eSF Smart Fan utility provides easy and safe way to adjust fan speed in accordance with your PC s system loading and temperature It has five modes to adjust fan speed in a safe range without entering the BIOS to optimize your system cooling environment Microsoft NET Fram...

Page 69: ...AN connector is connected to the motherboard 4 For Intel platforms check the pins on the CPU socket for damage or bent A bent pin may cause failure to boot and sometimes permanent damage from short circuit 5 Check the 12V power connector is connected to the motherboard 6 Check that the 12V power ATX connectors are fully inserted into the motherboard connectors Make sure the latches of the cable an...

Page 70: ...eplace a new one if necessary 3 Check that the 12V power ATX connectors are fully inserted into the motherboard connectors Make sure the latches of the cable and connector are locked into place 4 Remove the hard drive optical drive or DDR memory to determine which of these components may be at fault areas of high moisture content 3 Routinely clean the CPU cooler fan to remove dust and hair 4 In pl...

Page 71: ...o r p t o n y r o m e m M M I D e r u l i a f y r o m e m r o d e t r e s n i s p e e b t r o h s 8 d n a p e e b g n o l 1 f I d e t c e t e d t o n A G V s e Y s e Y n e e r c s T S O P t a t l a H s e Y O M C R L d n a S C t s e r t r a A M R t c a t n o c l i a f f I s e Y No e u s s i e c i v e d l a r e h p i r e P m e l b o r p D D H r o r r e p u t e s S O M C d S O M C R L C o t e e n t s...

Page 72: ...68 B75H2 M3 USER MANUAL Chapter 5 Memo ...

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