B85-A User's Manual
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Contents Safety information iv About this guide iv Package contents vi B85-A specifications summary vi Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-3 1.4 System memory 1-7 1.5 Expansion slots 1-9 1.6 Jumpers 1-10 1.7 Connectors 1-11 1.8 Onboard LEDs 1-19 1.9 ... 2-9 2.4 Main menu 2-10 2.5 Ai Tweaker menu 2-12 2.6 Advanced menu 2-24 2.7 Monitor menu 2-33 2.8 Boot menu 2-36 2.9 Tools menu 2-42 2.10 Exit menu 2-43 Appendices Notices...A-1 ASUS contact information A-3 iii
Contents Safety information iv About this guide iv Package contents vi B85-A specifications summary vi Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-3 1.4 System memory 1-7 1.5 Expansion slots 1-9 1.6 Jumpers 1-10 1.7 Connectors 1-11 1.8 Onboard LEDs 1-19 1.9 ... 2-9 2.4 Main menu 2-10 2.5 Ai Tweaker menu 2-12 2.6 Advanced menu 2-24 2.7 Monitor menu 2-33 2.8 Boot menu 2-36 2.9 Tools menu 2-42 2.10 Exit menu 2-43 Appendices Notices...A-1 ASUS contact information A-3 iii
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...Realtek® ALC887 8-channel High Definition Audio CODEC - Supports jack-detection, multi-streaming and front panel jack-retasking * Use a chassis with max. B85-A specifications summary CPU Chipset Memory Graphics Multi-GPU Support Expansion slots Audio LGA1150 socket for Intel® 4th Generation Core™ i7 / i5 / ... is damaged or missing, contact your motherboard package for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS B85-A motherboard 2 x Serial ATA 6.0 Gb/s cables 1 x I/O Shield Support DVD User Guide If any of 1920 x 1200 @60Hz -
...Realtek® ALC887 8-channel High Definition Audio CODEC - Supports jack-detection, multi-streaming and front panel jack-retasking * Use a chassis with max. B85-A specifications summary CPU Chipset Memory Graphics Multi-GPU Support Expansion slots Audio LGA1150 socket for Intel® 4th Generation Core™ i7 / i5 / ... is damaged or missing, contact your motherboard package for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS B85-A motherboard 2 x Serial ATA 6.0 Gb/s cables 1 x I/O Shield Support DVD User Guide If any of 1920 x 1200 @60Hz -
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Realtek® 8111G Gigabit LAN controller Intel® B85 Express Chipset - ASUS Digital Power Control: Digital Power Design for extended component lifespan ASUS High-quality 5K-Hour Solid Capacitors - 2 .5x Long Lifespan with 5X Protection: DIGI+VRM, DRAM ...ports at rear panel (blue) 8 x USB 2.0 ports (4 ports at midboard, 4 ports at midboard for top network program in use - B85-A specifications summary Storage LAN USB ASUS unique features Intel® B85 Express Chipset: - 2 x Serial ATA 3.0 Gb/s connectors (dark brown) - 4 x Serial ATA 6.0 Gb/s connector (yellow) Supports Intel...
Realtek® 8111G Gigabit LAN controller Intel® B85 Express Chipset - ASUS Digital Power Control: Digital Power Design for extended component lifespan ASUS High-quality 5K-Hour Solid Capacitors - 2 .5x Long Lifespan with 5X Protection: DIGI+VRM, DRAM ...ports at rear panel (blue) 8 x USB 2.0 ports (4 ports at midboard, 4 ports at midboard for top network program in use - B85-A specifications summary Storage LAN USB ASUS unique features Intel® B85 Express Chipset: - 2 x Serial ATA 3.0 Gb/s connectors (dark brown) - 4 x Serial ATA 6.0 Gb/s connector (yellow) Supports Intel...
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viii B85-A specifications summary Back Panel I/O ports Internal connectors BIOS features Manageability Support DVD Form factor 1 x PS/2 keyboard port (purple) 1 x PS/2 mouse port (green) 1 x DVI-D port 1 x RGB ... Mb Flash ROM, UEFI AMI BIOS, PnP, DMI v2.0, WfM2.0, SM BIOS v2.7, ACPI v4.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3, My Favorites, Quick Note, Last Modified log, F12 PrintScreen, F3 Shortcut function, and ASUS DRAM SPD (Serial Presence Detect) memory information Wfm 2.0, DMI 2.0, WOL by PME, PXE Drivers...
viii B85-A specifications summary Back Panel I/O ports Internal connectors BIOS features Manageability Support DVD Form factor 1 x PS/2 keyboard port (purple) 1 x PS/2 mouse port (green) 1 x DVI-D port 1 x RGB ... Mb Flash ROM, UEFI AMI BIOS, PnP, DMI v2.0, WfM2.0, SM BIOS v2.7, ACPI v4.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3, My Favorites, Quick Note, Last Modified log, F12 PrintScreen, F3 Shortcut function, and ASUS DRAM SPD (Serial Presence Detect) memory information Wfm 2.0, DMI 2.0, WOL by PME, PXE Drivers...
B85-A User's Manual
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... is detached from the wall socket before installing or removing the motherboard. Failure to do so can damage the motherboard. Do not overtighten the screws! ASUS B85-A 1-1 Doing so can cause you physical injury and damage to motherboard components. 1.2.1 Placement direction When installing the motherboard, place it on a grounded antistatic pad or...
... is detached from the wall socket before installing or removing the motherboard. Failure to do so can damage the motherboard. Do not overtighten the screws! ASUS B85-A 1-1 Doing so can cause you physical injury and damage to motherboard components. 1.2.1 Placement direction When installing the motherboard, place it on a grounded antistatic pad or...
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Place this side towards the rear of the chassis B85-A 1.2.3 Motherboard layout 1 2 34 3 5 20.8cm(8.2in) KBMS EATX12V DIGI +VRM CPU_FAN DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_A2 (64bit, 240-pin module) ...pin module) EATXPWR DVI_VGA LGA1150 1-2 USB910 2 USB3_56 30.5cm(12.0in) LAN_USB34 USB3_12 SATA6G_2 SATA6G_1 BATTERY AUDIO COM CHA_FAN1 6 PCIEX1_1 B85-A RTL 8111G PCIEX16_1 7 Super I/O PCIEX1_2 PCI1 Intel® B85 8 SB_PWR ASM 1083 Realtek ALC887 SPDIF_OUT AAFP 14 13 PCIEX16_2 PCI2 PCI3 USB1112 USB1314 CLRTC 64Mb BIOS SATA_6 SATA_5 PANEL SATA6G_4...
Place this side towards the rear of the chassis B85-A 1.2.3 Motherboard layout 1 2 34 3 5 20.8cm(8.2in) KBMS EATX12V DIGI +VRM CPU_FAN DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_A2 (64bit, 240-pin module) ...pin module) EATXPWR DVI_VGA LGA1150 1-2 USB910 2 USB3_56 30.5cm(12.0in) LAN_USB34 USB3_12 SATA6G_2 SATA6G_1 BATTERY AUDIO COM CHA_FAN1 6 PCIEX1_1 B85-A RTL 8111G PCIEX16_1 7 Super I/O PCIEX1_2 PCI1 Intel® B85 8 SB_PWR ASM 1083 Realtek ALC887 SPDIF_OUT AAFP 14 13 PCIEX16_2 PCI2 PCI3 USB1112 USB1314 CLRTC 64Mb BIOS SATA_6 SATA_5 PANEL SATA6G_4...
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... (7-pin SATA_5~6 [dark brown]) 11. 1.2.4 Layout contents Connectors/Jumpers/Slots/LED 1. Serial port connectors (10-1 pin COM) 2. Intel® B85 Serial ATA 6.0Gb/s connector (7-pin SATA6G_1~4 [yellow]) 7. System panel connector (20-8 pin F_PANEL) 12. Onboard LED (SB_PWR) 9. USB ... Core™ i5 / Core™ i3, Pentium® , Celeron® processors. ATX power connectors (24-pin EATXPWR, 8-pin EATX12V) 3. B85-A B85-A CPU socket LGA1150 ASUS B85-A 1-3 Intel® LGA1150 CPU socket 5. USB 3.0 connector (20-1 pin USB3_12) 8. Clear RTC RAM (3-pin CLRTC) ) 10. Digital audio ...
... (7-pin SATA_5~6 [dark brown]) 11. 1.2.4 Layout contents Connectors/Jumpers/Slots/LED 1. Serial port connectors (10-1 pin COM) 2. Intel® B85 Serial ATA 6.0Gb/s connector (7-pin SATA6G_1~4 [yellow]) 7. System panel connector (20-8 pin F_PANEL) 12. Onboard LED (SB_PWR) 9. USB ... Core™ i5 / Core™ i3, Pentium® , Celeron® processors. ATX power connectors (24-pin EATXPWR, 8-pin EATX12V) 3. B85-A B85-A CPU socket LGA1150 ASUS B85-A 1-3 Intel® LGA1150 CPU socket 5. USB 3.0 connector (20-1 pin USB3_12) 8. Clear RTC RAM (3-pin CLRTC) ) 10. Digital audio ...
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ASUS B85-A 1-5 4 C 5 A B 1.3.2 CPU heatsink and fan assembly installation Apply the Thermal Interface Material to the CPU heatsink and CPU before you install the heatsink and fan if necessary.
ASUS B85-A 1-5 4 C 5 A B 1.3.2 CPU heatsink and fan assembly installation Apply the Thermal Interface Material to the CPU heatsink and CPU before you install the heatsink and fan if necessary.
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... configuration. 1.4 System memory 1.4.1 Overview This motherboard comes with the same CAS latency. Any excess memory from the same vendor. ASUS B85-A 1-7 DIMM_A1 DIMM_A2 DIMM_B1 DIMM_B2 Channel Channel A Channel B Sockets DIMM_A1 & DIMM_A2 DIMM_B1 & DIMM_B2 B85-A B85-A 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3...
... configuration. 1.4 System memory 1.4.1 Overview This motherboard comes with the same CAS latency. Any excess memory from the same vendor. ASUS B85-A 1-7 DIMM_A1 DIMM_A2 DIMM_B1 DIMM_B2 Channel Channel A Channel B Sockets DIMM_A1 & DIMM_A2 DIMM_B1 & DIMM_B2 B85-A B85-A 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3...
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... the system unit cover (if your fingers when pressing the 2 retaining clips. Keep the screw for the card. 2. Assign an IRQ to install expansion cards. ASUS B85-A 1-9 Replace the system cover. 1.5.2 Configuring an expansion card After installing the expansion card, configure it flips out with the slot and press firmly until the...
... the system unit cover (if your fingers when pressing the 2 retaining clips. Keep the screw for the card. 2. Assign an IRQ to install expansion cards. ASUS B85-A 1-9 Replace the system cover. 1.5.2 Configuring an expansion card After installing the expansion card, configure it flips out with the slot and press firmly until the...
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... CMOS, reinstall the battery. • You do not help, remove the onboard battery and move the cap back to pins 1-2. 3. B85-A CLRTC 12 23 Normal (Default) B85-A Clear RTC RAM Clear RTC To erase the RTC RAM: 1. Keep the cap on CLRTC jumper default position. Move the jumper cap ...from pins 1-2 (default) to default values. 1.7 1.7.1 1 Connectors Rear panel connectors 2 3 45 11 ASUS B85-A 10 9 8 7 6 1-11 enter data. Shut down the key during the boot process and enter BIOS setup to overclocking.
... CMOS, reinstall the battery. • You do not help, remove the onboard battery and move the cap back to pins 1-2. 3. B85-A CLRTC 12 23 Normal (Default) B85-A Clear RTC RAM Clear RTC To erase the RTC RAM: 1. Keep the cap on CLRTC jumper default position. Move the jumper cap ...from pins 1-2 (default) to default values. 1.7 1.7.1 1 Connectors Rear panel connectors 2 3 45 11 ASUS B85-A 10 9 8 7 6 1-11 enter data. Shut down the key during the boot process and enter BIOS setup to overclocking.
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... Serial Bus (USB) ports are controlled by the xHCI controller. Serial port connector (10-1 pin COM) This connector is for USB 2.0/1.1 devices. 10. ASUS B85-A 1-13 • Due to USB 3.0 controller limitations, USB 3.0 devices can only be used under a Windows® OS environment and after USB 3.0 ...3.0 devices. • Due to the design of the system chassis. COM PIN 1 RXD DTR DSR CTS DCD TXD GND RTS RI B85-A B85-A Serial port (COM) connector The COM module is for better compatibility. • Intel display architecture design supports the following maximum supported pixel ...
... Serial Bus (USB) ports are controlled by the xHCI controller. Serial port connector (10-1 pin COM) This connector is for USB 2.0/1.1 devices. 10. ASUS B85-A 1-13 • Due to USB 3.0 controller limitations, USB 3.0 devices can only be used under a Windows® OS environment and after USB 3.0 ...3.0 devices. • Due to the design of the system chassis. COM PIN 1 RXD DTR DSR CTS DCD TXD GND RTS RI B85-A B85-A Serial port (COM) connector The COM module is for better compatibility. • Intel display architecture design supports the following maximum supported pixel ...
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...the module to a slot opening at the back of 350W. • DO NOT forget to the Recommended Power Supply Wattage Calculator at http://support.asus. The power supply plugs are for your system, refer to connect the 4-pin/8-pin ATX +12V power plug. Otherwise, the system will not boot...EATX12V EATXPWR +12V DC +12V DC +12V DC +12V DC +3 Volts +12 Volts +12 Volts +5V Standby Power OK B85-A PIN 1 GND +5 Volts GND GND GND GND GND +5 Volts GND +3 Volts +3 Volts PIN 1 B85-A ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts •...
...the module to a slot opening at the back of 350W. • DO NOT forget to the Recommended Power Supply Wattage Calculator at http://support.asus. The power supply plugs are for your system, refer to connect the 4-pin/8-pin ATX +12V power plug. Otherwise, the system will not boot...EATX12V EATXPWR +12V DC +12V DC +12V DC +12V DC +3 Volts +12 Volts +12 Volts +5V Standby Power OK B85-A PIN 1 GND +5 Volts GND GND GND GND GND +5 Volts GND +3 Volts +3 Volts PIN 1 B85-A ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts •...
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..., USB1314) These connectors are for details. 5. Doing so will damage the motherboard! See section 2.6.7 Onboard Devices Configuration for USB 2.0 ports. ASUS B85-A 1-15 4. If you want to connect an AC'97 front panel audio module to [HD]. Connect the USB module cable to any of...up to the USB connectors. USB1112 USB1314 USB+5V USB_P11USB_P11+ GND NC USB+5V USB_P13USB_P13+ GND NC B85-A PIN 1 PIN 1 USB+5V USB_P12USB_P12+ GND USB+5V USB_P14USB_P14+ GND B85-A USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. Front panel audio connector (10-1 ...
..., USB1314) These connectors are for details. 5. Doing so will damage the motherboard! See section 2.6.7 Onboard Devices Configuration for USB 2.0 ports. ASUS B85-A 1-15 4. If you want to connect an AC'97 front panel audio module to [HD]. Connect the USB module cable to any of...up to the USB connectors. USB1112 USB1314 USB+5V USB_P11USB_P11+ GND NC USB+5V USB_P13USB_P13+ GND NC B85-A PIN 1 PIN 1 USB+5V USB_P12USB_P12+ GND USB+5V USB_P14USB_P14+ GND B85-A USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. Front panel audio connector (10-1 ...
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...+5V USB3+5V B85-A USB3.0 Front panel connector The USB 3.0 module is purchased separately. 7. 6. With an installed USB 3.0 module, you to 5Gbps, faster charging time for additional USB 3.0 front ... are not jumpers! CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND CHA FAN PWM CHA FAN IN CHA FAN PWR GND CHA_FAN1 B85-A B85-A Fan connectors Do not forget to connect the fan cables to the fan connectors on the fan connectors!
...+5V USB3+5V B85-A USB3.0 Front panel connector The USB 3.0 module is purchased separately. 7. 6. With an installed USB 3.0 module, you to 5Gbps, faster charging time for additional USB 3.0 front ... are not jumpers! CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND CHA FAN PWM CHA FAN IN CHA FAN PWR GND CHA_FAN1 B85-A B85-A Fan connectors Do not forget to connect the fan cables to the fan connectors on the fan connectors!
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... hard disk drives and optical drives via Serial ATA 6.0 Gb/s signal cables. See section 2.6.3 SATA Configuration for details. 9. ASUS B85-A 1-17 Intel® B85 Serial ATA 3.0Gb/s connectors (7-pin SATA_5~6 [dark brown]) These connectors connect to Serial ATA 6.0 Gb/s hard disk drives ...via Serial ATA 3.0 Gb/s signal cables. SATA6G_1 GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND B85-A SATA6G_2 GND RSATA_TXP2 RSATA_TXN2 GND RSATA_RXN2 RSATA_RXP2 GND SATA6G_4 SATA6G_3 GND RSATA_RXP4 RSATA_RXN4 GND RSATA_TXN4 RSATA_TXP4 GND GND RSATA_RXP3 RSATA_RXN3 GND...
... hard disk drives and optical drives via Serial ATA 6.0 Gb/s signal cables. See section 2.6.3 SATA Configuration for details. 9. ASUS B85-A 1-17 Intel® B85 Serial ATA 3.0Gb/s connectors (7-pin SATA_5~6 [dark brown]) These connectors connect to Serial ATA 6.0 Gb/s hard disk drives ...via Serial ATA 3.0 Gb/s signal cables. SATA6G_1 GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND B85-A SATA6G_2 GND RSATA_TXP2 RSATA_TXN2 GND RSATA_RXN2 RSATA_RXP2 GND SATA6G_4 SATA6G_3 GND RSATA_RXP4 RSATA_RXN4 GND RSATA_TXN4 RSATA_TXP4 GND GND RSATA_RXP3 RSATA_RXN3 GND...
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... OFF. • Reset button (2-pin RESET) This 2-pin connector is for the chassis-mounted system warning speaker. PWR Ground Reset Ground B85-A PIN 1 HDD_LED PWR_SW RESET * Requires an ATX power supply B85-A System panel connector • System power LED (2-pin PWR_LED) This 2-pin connector is for the system power button. The system...
... OFF. • Reset button (2-pin RESET) This 2-pin connector is for the chassis-mounted system warning speaker. PWR Ground Reset Ground B85-A PIN 1 HDD_LED PWR_SW RESET * Requires an ATX power supply B85-A System panel connector • System power LED (2-pin PWR_LED) This 2-pin connector is for the system power button. The system...
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B85-A SB_PWR ON OFF Standby Power Powered Off B85-A Onboard LED ASUS B85-A 1-19 This is a reminder that the system is ON, in sleep mode, or in any motherboard component. 1.8 Onboard LEDs 1. The illustration below shows the location of the onboard LED. Standby Power LED The motherboard comes with a standby power LED that lights up to indicate that you should shut down the system and unplug the power cable before removing or plugging in soft-off mode.
B85-A SB_PWR ON OFF Standby Power Powered Off B85-A Onboard LED ASUS B85-A 1-19 This is a reminder that the system is ON, in sleep mode, or in any motherboard component. 1.8 Onboard LEDs 1. The illustration below shows the location of the onboard LED. Standby Power LED The motherboard comes with a standby power LED that lights up to indicate that you should shut down the system and unplug the power cable before removing or plugging in soft-off mode.
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...an ISP (Internet Service Provider). To launch EZ Update, click EZ Update on the AI Suite 3 main menu bar. ASUS B85-A 2-1 Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you to automatically update your motherboard's driver, software ...and firmware Model Name: B85-A Click to find and select the BIOS from file Click to select a boot logo ...
...an ISP (Internet Service Provider). To launch EZ Update, click EZ Update on the AI Suite 3 main menu bar. ASUS B85-A 2-1 Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you to automatically update your motherboard's driver, software ...and firmware Model Name: B85-A Click to find and select the BIOS from file Click to select a boot logo ...