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ERX-B75 User

’s Manual

ERX-B75

User’s Manual 43

Technology

Runtime Core Ratio Limit

0-31

[Default]

Runtime Core Ratio Limit.

3.6.6.2 North Bridge Configuration

Item

Options

Description

Performance Memory Profiles

Automatic

[Default]

Manual

XMP Profile 1
XMP Profile 2

The selection of Performance Memory
Profiles which impacts memory sizing
behavior.

Graphics Core Ratio Limit

0-21

[Default]

Graphics Core Ratio Limit.

Graphics Voltage (1/256)

0

Graphics Voltage (1/256).

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Summary of Contents for ERX-B75

Page 1: ...Part No E2047B75R00R ERX B75 Intel B75 Express Chipset Micro ATX Motherboard User s Manual 1st Ed 09 October 2013...

Page 2: ...FERENCE AT HIS OWN EXPENSE Notice This guide is designed for experienced users to setup the system within the shortest time For detailed information please always refer to the electronic user s manual...

Page 3: ...e life support device or system or to affect its safety or effectiveness A Message to the Customer Avalue Customer Services Each and every Avalue s product is built to the most exacting specifications...

Page 4: ...r Flash BIOS use JME 18 2 4 4 Front Panel Switches FPANEL1 18 2 4 5 Sony Philips Digital Interface JSPDIF 19 2 4 6 Front Panel Audio Connection Header F_AUDIO 19 2 4 7 USB Port Headers USB2 0 FUSB1 20...

Page 5: ...5 2 User Password 41 3 6 6 Performance settings 42 3 6 6 1 CPU Configuration 42 3 6 6 2 North Bridge Configuration 43 3 6 6 3 Voltage Configuration 44 3 6 6 Save Exit 44 3 6 6 1 Save Changes and Exit...

Page 6: ...sensitive to static electric charges As a safety precaution use a grounding wrist strap at all times Place all electronic components in a static dissipative surface or static shielded bag when they a...

Page 7: ...ERX B75 User s Manual ERX B75 User s Manual 7 1 3 Document Amendment History Revision Date By Comment 1st October 2013 Avalue Initial Release...

Page 8: ...necessary to aid in the understanding of this board We strongly recommend that you study this manual carefully before attempting to set up ERX B75 series or change the standard configurations Whilst a...

Page 9: ...DVI D 1 x Keyboard PS2 and 1 x Mouse PS2 1 x Line out and 1 x Mic in and 1 x Line in Internal I O Connector 3 x SATA II connector 1 x SATA III connector 1 x 2 x 5 pin Pitch 2 54mm for RS 232 Pin 9 wi...

Page 10: ...out Mic In Line in Ethernet Chipset 1 x Realtek RTL8111E PCI Express Gigabit Ethernet Ethernet Interface 10 100 1000 Gigabit Ethernet Mechanical Environmental Power Requirement 12V 5V 5VSB 3 3V Power...

Page 11: ...ERX B75 User s Manual ERX B75 User s Manual 11 1 6 Architecture Overview Block Diagram The following block diagram shows the architecture and main components of ERX B75...

Page 12: ...ERX B75 User s Manual 12 ERX B75 User s Manual 2 Hardware Configuration...

Page 13: ...ERX B75 User s Manual ERX B75 User s Manual 13 2 1 Product Overview...

Page 14: ...sk floppy keyboard mouse USB etc except for flat panel A CRT monitor must be connected in order to change BIOS settings to support flat panel 4 Connect power supply to the board via the ATX Power 5 Tu...

Page 15: ...l when working with jumpers Connectors on the board are linked to external devices such as hard disk drives a keyboard or floppy drives In addition the board has a number of jumpers that allow you to...

Page 16: ...nnector For Debug use 2 x 5 header pitch 2 54 mm LRJ1 LAN port F_USB1 USB Port Headers USB 2 0 2 x 5 header pitch 2 54 mm F_USB3 USB Port Headers USB 3 0 2 x 10 wafer pitch 2 00 mm USB1 USB connector...

Page 17: ...s Manual 17 2 4 Setting Jumpers Connectors 2 4 1 Clear CMOS JBAT1 Default Normal Clear CMOS Pin Define Open Normal Short Clear CMOS 2 4 2 Keyboard power select jumper JKB1 Default Disabled Enabled Pi...

Page 18: ...Manual 18 ERX B75 User s Manual 2 4 3 ME update For Flash BIOS use JME Default Open Short 2 4 4 Front Panel Switches FPANEL1 Signal PIN PIN Signal HD_LED 1 2 P_LED HD_LED 3 4 P_LED RST 5 6 PWR_ON RST...

Page 19: ...9 2 4 5 Sony Philips Digital Interface JSPDIF PIN Signal 1 VCC 2 OUT 3 GND 2 4 6 Front Panel Audio Connection Header F_AUDIO Signal PIN PIN Signal PORT1L 1 2 GND PORT1R 3 4 PRESENCE PORT2R 5 6 SENSE1_...

Page 20: ...B2 0 FUSB1 Signal PIN PIN Signal VCC 1 2 VCC DATA 3 4 DATA DATA 5 6 DATA GND 7 8 GND 10 NC 2 4 8 USB Port Headers USB3 0 FUSB3 Signal PIN PIN Signal 1 VCC VCC 19 2 SSRX SSRX 18 3 SSRX SSRX 17 4 GND GN...

Page 21: ...or ATXPWR Signal PIN PIN Signal GND 1 2 GND 12V 3 4 12V 2 4 10 ATX Power connector ATXPWR1 Signal PIN PIN Signal 3 3V 12 24 GND 12V 11 23 5V 12V 10 22 5V 5VSB 9 21 5V PWRGD 8 20 NC GND 7 19 GND 5V 6 1...

Page 22: ...Manual 22 ERX B75 User s Manual 2 4 11 Serial port 1 connector JCOM1 Signal PIN PIN Signal DCD 1 2 RXD TXD 3 4 DTR GND 5 6 DSR RTS 7 8 CTS RI 9 2 4 12 Speaker connector SPEAK1 PIN Signal 1 INTSPL 2 NC...

Page 23: ...ERX B75 User s Manual ERX B75 User s Manual 23 2 4 13 System Fan connector SFAN1 PIN Signal 1 RPM 2 12V 3 Ground 2 4 14 CPU Fan connector CFAN1 PIN Signal 1 Ground 2 12V 3 RPM 4 Control...

Page 24: ...ERX B75 User s Manual 24 ERX B75 User s Manual 3 BIOS Setup...

Page 25: ...ol over to the operating system While the BIOS is in control the Setup program can be activated in one of two ways By pressing Del immediately after switching the system on or By pressing the Del key...

Page 26: ...nges into NVRAM Status Page Setup Menu and Option Page Setup Menu Exit current page and return to the pervious page or Main Menu key Increase the numeric value or make changes key Decrease the numeric...

Page 27: ...your computer no longer is able to boot the BIOS supports an override to the NVRAM settings which resets your system to its defaults The best advice is to only alter settings which you thoroughly unde...

Page 28: ...c hardware configurations in your computer and set the system clock 3 6 1 1 System Language Use this option to select system language 3 6 1 2 System Date Use the system date option to set the system d...

Page 29: ...e your CPU and other system devices for basic operation through the following sub menus 3 6 2 1 ACPI Settings Item Options Description Enable ACPI Auto Configuration Disabled Enabled Default Enable or...

Page 30: ...rces 3 6 2 2 Onboard Device Configuration Item Options Description Onboard Lan Control Disabled Enabled Default Onboard Lan Control Onboard Lan BootROM Control Disabled Default Enabled Controls the ex...

Page 31: ...CPU Item Options Description CPU C1E Support Disabled Enabled Default Enable Disable CPU C1E state CPU C3 6 7 Report Disabled Default Enabled Enable Disable CPU C3 6 7 ACPI C2 3 3 report to OS Active...

Page 32: ...Technology 3 6 2 5 PCH FW Configuration Item Options Description MEBx Type None Default MiniMEBx MEBx Type MDES BIOS Status Code Disabled Default Enabled Enable Disable MDES BIOS Status Code Firmware...

Page 33: ...Manual ERX B75 User s Manual 33 3 6 2 5 1 Firmware Update Configuration Item Options Description Me FW Image Re Flash Disabled Default Enabled Enable Disable Me FW Image Re Flash function 3 6 2 6 USB...

Page 34: ...mulation support This should be enabled for the complete USB keyboard legacy support for non USB aware OSes USB transfer time out 1 sec 5 sec 10 sec 20 sec Default This time out value for Control Bulk...

Page 35: ...t WakeUp system by PS 2 Mouse for S3S4S5 AC Power Loss Power Off Default Power On Last State AC Power Loss LAN Wakeup Enabled Disabled Default LAN Wakeup by PME Wakeup By RTC Enabled Disabled Default...

Page 36: ...ble or Disable Serial Port COM Change Settings Auto Default IO 3F8h IRQ 4 IO 3F8h IRQ 3 4 5 6 7 9 10 11 12 IO 2F8h IRQ 3 4 5 6 7 9 10 11 12 IO 3E8h IRQ 3 4 5 6 7 9 10 11 12 IO 2E8h IRQ 3 4 5 6 7 9 10...

Page 37: ...Manual Mode Default Smart Fan Select CPUFan Mode Manual Mode Set fan speed manual Smart Fan Hardware control fan speed automatically Fan Speed Full Default High Middle Low Set Fan Speed 3 6 3 Chipset...

Page 38: ...river Disabled Enabled Default Enable or disable XHCI Pre Boot Driver support xHCI Mode Smart Auto Default Auto Enabled Disabled Mode of operation of xHCI controller HS Port 1 2 3 4 Switchable Disable...

Page 39: ...al Graphics Auto Default Disabled Enabled Keep IGD enabled based on the setup options GTT Size 1MB 2MB Default Select the GTT Size Aperture Size Disabled Enabled Auto Default Enable Disable Onboard La...

Page 40: ...mLock state Full Screen Logo Disabled Default Enabled Enables or disables Quiet Boot option INT19 Trap Response Immediate Postponed Default BIOS reaction on INT19 trapping by Option ROM IMMEDIATE exec...

Page 41: ...imits access to the BIOS setup program and is only asked for when entering the BIOS setup program By default no password is specified 3 6 5 2 User Password This setting specifies a password that must...

Page 42: ...6 6 1 CPU Configuration Item Options Description Non Turbo Ratio Override 0 31 Default Non Turbo Ratio Override IGFX Core Current Max 1 8 Amp 0 400 Default IGFX Core Current Max 1 8 Amp Enhanced Inte...

Page 43: ...North Bridge Configuration Item Options Description Performance Memory Profiles Automatic Default Manual XMP Profile 1 XMP Profile 2 The selection of Performance Memory Profiles which impacts memory...

Page 44: ...B75 User s Manual 44 ERX B75 User s Manual 3 6 6 3 Voltage Configuration Item Options Description Memory Voltage Control IC 1300 2100 Set memory voltage The unit is mV Range 1300 2100mV 3 6 6 Save Ex...

Page 45: ...3 Save Changes and Reset Reset the system after saving the changes 3 6 6 4 Discard Changes and Reset Any changes made to BIOS settings during this session of the BIOS setup program are discarded The s...

Page 46: ...due to an incorrect or inappropriate BIOS setting 3 6 6 8 Save as User Defaults This option saves a copy of the current BIOS settings as the User Defaults This option is useful for preserving custom...

Page 47: ...75 User s Manual ERX B75 User s Manual 47 4 Drivers Installation Note Installation procedures and screen shots in this section are for your reference and may not be exactly the same as shown on your s...

Page 48: ...locate the folder HTML and choose the product from the targeted folder Note The installation procedures and screen shots in this section are based on Windows 7 operating system Step 1 Locate Driver_C...

Page 49: ...If not locate the folder HTML and choose the product from the targeted folder Note The installation procedures and screen shots in this section are based on Windows 7 operating system Step 1 Locate VG...

Page 50: ...ERX B75 User s Manual 50 ERX B75 User s Manual Step 7 Select Finish to complete Installation...

Page 51: ...page of Avalue s products automatically If not locate Index htm and choose the product from the menu left or link to Driver_Gigabit Realtek RTL8111E ERX B7 5_LAN Note The installation procedures and s...

Page 52: ...s automatically If not locate Index htm and choose the product from the menu left or link to Driver_Audio Realtek ALC661 ERX B75_Audio Note The installation procedures and screen shots in this section...

Page 53: ...locate the folder HTML and choose the product from the targeted folder Note The installation procedures and screen shots in this section are based on Windows 7 operating system Step 1 Locate Utility E...

Page 54: ...automatically If not locate the folder HTML and choose the product from the targeted folder Note The installation procedures and screen shots in this section are based on Windows 7 operating system S...

Page 55: ...ERX B75 User s Manual ERX B75 User s Manual 55 5 Mechanical Drawing...

Page 56: ...ERX B75 User s Manual 56 ERX B75 User s Manual Unit mm...

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