A55-C User's Manual
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Contents Safety information...vi About this guide...vii A55-C specifications summary ix Package contents...xi Product introduction 1.1 Special features 1-1 1.1.1 Product highlights 1-1 1.1.2 ASUS Exclusive Features 1-1 1.2 Before you proceed 1-3 1.3 Motherboard overview 1-4 1.3.1 Placement direction 1-4 1.3.2 Screw holes 1-4 1.3.3 Motherboard layout 1-5 1.3.4 Layout contents 1-6 1.4 Accelerated Processing Unit (APU 1-6 1.4.1 APU installation 1-7 1.4.2 APU heatsink and fan ...
Contents Safety information...vi About this guide...vii A55-C specifications summary ix Package contents...xi Product introduction 1.1 Special features 1-1 1.1.1 Product highlights 1-1 1.1.2 ASUS Exclusive Features 1-1 1.2 Before you proceed 1-3 1.3 Motherboard overview 1-4 1.3.1 Placement direction 1-4 1.3.2 Screw holes 1-4 1.3.3 Motherboard layout 1-5 1.3.4 Layout contents 1-6 1.4 Accelerated Processing Unit (APU 1-6 1.4.1 APU installation 1-7 1.4.2 APU heatsink and fan ...
A55-C User's Manual
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...page) ix Maximum shared memory of 4GB capacity or more, Windows® 32-bit operating system may only recognize less than 3GB. AMD® A55 FCH 2 x 240-pin DIMM slots support a maximum 32GB unbuffered non-ECC DDR3 1866/1600/1333/1066 MHz memory modules Dual-channel memory architecture... GPUs that support Dual Graphics. 1 x PCIe 2.0 x16 slot 3 x PCIe 2.0 x1 slots 3 x PCI slots AMD® A55 FCH: - 6 x Serial ATA 3.0Gb/s connectors with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a Windows® 32-bit operating system. Integrated AMD® Radeon™...
...page) ix Maximum shared memory of 4GB capacity or more, Windows® 32-bit operating system may only recognize less than 3GB. AMD® A55 FCH 2 x 240-pin DIMM slots support a maximum 32GB unbuffered non-ECC DDR3 1866/1600/1333/1066 MHz memory modules Dual-channel memory architecture... GPUs that support Dual Graphics. 1 x PCIe 2.0 x16 slot 3 x PCIe 2.0 x1 slots 3 x PCI slots AMD® A55 FCH: - 6 x Serial ATA 3.0Gb/s connectors with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a Windows® 32-bit operating system. Integrated AMD® Radeon™...
A55-C User's Manual
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...x 4-pin ATX 12V power connector 64Mb Flash ROM, UEFI BIOS, PnP, DMI 2.0, WfM 2.0, ACPI 2.0a, SM BIOS 2.6 Drivers ASUS Update ASUS utilities Anti-Virus software (OEM version) ATX form factor: 12.0 in x 8.1 in (30.5 cm x 20.6 cm) Specifications are subject... to change without notice. ASUS AI Suite II - ASUS iCafe Memory Anti-theft - ASUS UEFI BIOS ASUS Quiet Thermal Solution - ASUS EZ Flash 2 - Stylish heatsink solution - A55-C specifications summary ASUS unique features Special features Back Panel I/O ports Internal I/O connectors / buttons / ...
...x 4-pin ATX 12V power connector 64Mb Flash ROM, UEFI BIOS, PnP, DMI 2.0, WfM 2.0, ACPI 2.0a, SM BIOS 2.6 Drivers ASUS Update ASUS utilities Anti-Virus software (OEM version) ATX form factor: 12.0 in x 8.1 in (30.5 cm x 20.6 cm) Specifications are subject... to change without notice. ASUS AI Suite II - ASUS iCafe Memory Anti-theft - ASUS UEFI BIOS ASUS Quiet Thermal Solution - ASUS EZ Flash 2 - Stylish heatsink solution - A55-C specifications summary ASUS unique features Special features Back Panel I/O ports Internal I/O connectors / buttons / ...
A55-C User's Manual
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... PCI1 PCI2 PCI3 USB910 SATA3G_2 SATA3G_4 SATA3G_6 SATA3G_1 SATA3G_3 SATA3G_5 64Mb BIOS USB78 USBPW7~10 F_PANEL SPEAKER CHASSIS CLRTC ASUS A55-C motherboard User Guide 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield User Manual Support DVD • If any of the above items is damaged or missing, contact your ...
... PCI1 PCI2 PCI3 USB910 SATA3G_2 SATA3G_4 SATA3G_6 SATA3G_1 SATA3G_3 SATA3G_5 64Mb BIOS USB78 USBPW7~10 F_PANEL SPEAKER CHASSIS CLRTC ASUS A55-C motherboard User Guide 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield User Manual Support DVD • If any of the above items is damaged or missing, contact your ...
A55-C User's Manual
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... native support for hard drives larger than the traditional BIOS versions. It features Dual-channel DDR3 memory support and data transfer rates up to 5GT/s. ASUS A55-C 1-1 It also supports 6 x SATA 3.0Gb/s ports. 100% All High-quality Conductive Polymer Capacitors This motherboard uses all high-quality conductive polymer capacitors for detecting faulty...
... native support for hard drives larger than the traditional BIOS versions. It features Dual-channel DDR3 memory support and data transfer rates up to 5GT/s. ASUS A55-C 1-1 It also supports 6 x SATA 3.0Gb/s ports. 100% All High-quality Conductive Polymer Capacitors This motherboard uses all high-quality conductive polymer capacitors for detecting faulty...
A55-C User's Manual
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... severe damage to avoid touching the ICs on them due to static electricity. • Hold components by the edges to the motherboard, peripherals, or components. ASUS A55-C 1-3 1.2 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from...
... severe damage to avoid touching the ICs on them due to static electricity. • Hold components by the edges to the motherboard, peripherals, or components. ASUS A55-C 1-3 1.2 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from...
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A55-C 1-4 Chapter 1: Product introduction Doing so can damage the motherboard. Place this side towards the rear of the chassis as indicated in the image below. 1.3.2 Screw holes Place six screws into the chassis in the correct orientation. DO NOT overtighten the screws! 1.3 Motherboard overview 1.3.1 Placement direction When installing the motherboard, ensure that you place it into the holes indicated by circles to secure the motherboard to the rear part of the chassis. The edge with external ports goes to the chassis.
A55-C 1-4 Chapter 1: Product introduction Doing so can damage the motherboard. Place this side towards the rear of the chassis as indicated in the image below. 1.3.2 Screw holes Place six screws into the chassis in the correct orientation. DO NOT overtighten the screws! 1.3 Motherboard overview 1.3.1 Placement direction When installing the motherboard, ensure that you place it into the holes indicated by circles to secure the motherboard to the rear part of the chassis. The edge with external ports goes to the chassis.
A55-C User's Manual
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Clear RTC RAM (3-pin CLRTC) 9. The APU fits in only one correct orientation. A55-C A55-C CPU socket FM2 1-6 Chapter 1: Product introduction CPU and chassis fan connectors (4-pin CPU_FAN, and 3-pin CHA_FAN) 5. DDR3 DIMM slots 7. USB 2.0 connectors (10-1 pin USB78, USB910) ...
Clear RTC RAM (3-pin CLRTC) 9. The APU fits in only one correct orientation. A55-C A55-C CPU socket FM2 1-6 Chapter 1: Product introduction CPU and chassis fan connectors (4-pin CPU_FAN, and 3-pin CHA_FAN) 5. DDR3 DIMM slots 7. USB 2.0 connectors (10-1 pin USB78, USB910) ...
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The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 Channel Sockets Channel A DIMM_A1 A55-C Channel B DIMM_B1 A55-C 240-pin DDR3 DIMM sockets 1.5.2 Memory configurations You may install 1GB, 2GB, 4GB, 8GB, and 16GB unbuffered non-ECC DDR3 DIMMs into the DIMM...that you install memory modules of memory, we recommend that you install the memory modules on a DDR2 DIMM socket. Check with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are available in Channel A and Channel B. A DDR3 module has the same physical dimensions as a DDR2...
The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 Channel Sockets Channel A DIMM_A1 A55-C Channel B DIMM_B1 A55-C 240-pin DDR3 DIMM sockets 1.5.2 Memory configurations You may install 1GB, 2GB, 4GB, 8GB, and 16GB unbuffered non-ECC DDR3 DIMMs into the DIMM...that you install memory modules of memory, we recommend that you install the memory modules on a DDR2 DIMM socket. Check with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are available in Channel A and Channel B. A DDR3 module has the same physical dimensions as a DDR2...
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DS - - 9-10-9-28 1.5V . . DS - - - 1.65V . . ASUS A55-C 1-11 • The default memory operation frequency is dependent on its Serial Presence Detect (SPD), which is the standard way of accessing information from a memory ...(3 x 2GB) KHX1866C11D3P1K2/8G 8GB ( 4GB x 2) KHX1866C9D3K2/8GX(XMP) 8GB(4GBX2) SS/ DS Chip Brand Chip No. DS - - 9-10-9-27 1.50V . . DS - - 9-9-9-24 1.6V . . DS - - - 1.65V . . A55-C Motherboard Qualified Vendors Lists (QVL) DDR3-1866 MHz capability Vendors Part No. DS - - 9-10-9-28 1.5V . .
DS - - 9-10-9-28 1.5V . . DS - - - 1.65V . . ASUS A55-C 1-11 • The default memory operation frequency is dependent on its Serial Presence Detect (SPD), which is the standard way of accessing information from a memory ...(3 x 2GB) KHX1866C11D3P1K2/8G 8GB ( 4GB x 2) KHX1866C9D3K2/8GX(XMP) 8GB(4GBX2) SS/ DS Chip Brand Chip No. DS - - 9-10-9-27 1.50V . . DS - - 9-9-9-24 1.6V . . DS - - - 1.65V . . A55-C Motherboard Qualified Vendors Lists (QVL) DDR3-1866 MHz capability Vendors Part No. DS - - 9-10-9-28 1.5V . .
A55-C User's Manual
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shared - - - - - shared - - - - shared - - - HD audio shared - - - - - - - shared - - PCIEx1_2 - - shared - - - - - shared - - - - - - PCIEx1_3 - - - PCI2 slot - - - - - Realtek 8111F controller - shared - - - - shared - - - - - - ASUS A55-C 1-17 Onboard USB1.0 controller - - shared - IRQ assignments for this motherboard Component A B C D E F G H PCIEx16 - - shared - - - - - PCIEx1_1 shared - - - - - - - PCI1 slot - - - - Onboard USB2.0 controller - PCI3 slot - ...
shared - - - - - shared - - - - shared - - - HD audio shared - - - - - - - shared - - PCIEx1_2 - - shared - - - - - shared - - - - - - PCIEx1_3 - - - PCI2 slot - - - - - Realtek 8111F controller - shared - - - - shared - - - - - - ASUS A55-C 1-17 Onboard USB1.0 controller - - shared - IRQ assignments for this motherboard Component A B C D E F G H PCIEx16 - - shared - - - - - PCIEx1_1 shared - - - - - - - PCI1 slot - - - - Onboard USB2.0 controller - PCI3 slot - ...
A55-C User's Manual
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To erase the RTC RAM: A55-C CLRTC 12 23 Normal (Default) A55-C Clear RTC RAM Clear RTC 1. Keep the cap on CLRTC jumper default position. For system failure due to pins 2-3. Shut down the key during the ...
To erase the RTC RAM: A55-C CLRTC 12 23 Normal (Default) A55-C Clear RTC RAM Clear RTC 1. Keep the cap on CLRTC jumper default position. For system failure due to pins 2-3. Shut down the key during the ...
A55-C User's Manual
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...(+5VSB), you to enable or disable the keyboard wake-up the computer from S3 and S4 sleep modes (no power to wake up +5VSB (Default) ASUS A55-C 1-19 This feature requires an ATX power supply that can wake up the computer by pressing a key on the +5VSB lead, and a corresponding setting... in low power mode) using the connected USB devices. KBPWR 12 23 +5V (Default) +5VSB A55-C A55-C Keyboard Power 3. Set to +5VSB to CPU, DRAM in slow refresh, power supply in reduced power mode). 2. USBPW1~6 12 23 +5V +5VSB (Default...
...(+5VSB), you to enable or disable the keyboard wake-up the computer from S3 and S4 sleep modes (no power to wake up +5VSB (Default) ASUS A55-C 1-19 This feature requires an ATX power supply that can wake up the computer by pressing a key on the +5VSB lead, and a corresponding setting... in low power mode) using the connected USB devices. KBPWR 12 23 +5V (Default) +5VSB A55-C A55-C Keyboard Power 3. Set to +5VSB to CPU, DRAM in slow refresh, power supply in reduced power mode). 2. USBPW1~6 12 23 +5V +5VSB (Default...
A55-C User's Manual
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ASUS A55-C 1-21 These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 10. These two 4-pin Universal Serial Bus (USB) ports are for a PS/2 keyboard. This port is for a VGA monitor or other VGA-compatible devices. 11. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 9. PS/2 Keyboard port (purple). Video Graphics Adapter (VGA) port. USB 2.0 ports 5 and 6. USB 2.0 ports 3 and 4. This 15-pin port is for USB 2.0/1.1 devices. 8. USB 2.0 ports 1 and 2. 7.
ASUS A55-C 1-21 These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 10. These two 4-pin Universal Serial Bus (USB) ports are for a PS/2 keyboard. This port is for a VGA monitor or other VGA-compatible devices. 11. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 9. PS/2 Keyboard port (purple). Video Graphics Adapter (VGA) port. USB 2.0 ports 5 and 6. USB 2.0 ports 3 and 4. This 15-pin port is for USB 2.0/1.1 devices. 8. USB 2.0 ports 1 and 2. 7.
A55-C User's Manual
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... CPU_FAN, and 3-pin CHA_FAN) Connect the fan cables to the fan connectors. CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND CHA_FAN A55-C Rotation +12V GND A55-C Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. The CPU_FAN connector supports a maximum...
... CPU_FAN, and 3-pin CHA_FAN) Connect the fan cables to the fan connectors. CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND CHA_FAN A55-C Rotation +12V GND A55-C Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. The CPU_FAN connector supports a maximum...
A55-C User's Manual
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... Volts +5V Standby +5 Volts Power OK -5 Volts PIN 1 GND +5 Volts GND GND GND GND GND GND A55-C +5 Volts PSON# GND GND +3 Volts -12 Volts +3 Volts +3 Volts PIN 1 A55-C ATX power connectors • We recommend that you use a PSU with higher power output when configuring a system with...orientation. The plugs from the power supply are for details. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for an ATX power supply. ASUS A55-C 1-23 Otherwise, the system will not boot up if the power is inadequate. • If you intend to connect the 4-...
... Volts +5V Standby +5 Volts Power OK -5 Volts PIN 1 GND +5 Volts GND GND GND GND GND GND A55-C +5 Volts PSON# GND GND +3 Volts -12 Volts +3 Volts +3 Volts PIN 1 A55-C ATX power connectors • We recommend that you use a PSU with higher power output when configuring a system with...orientation. The plugs from the power supply are for details. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for an ATX power supply. ASUS A55-C 1-23 Otherwise, the system will not boot up if the power is inadequate. • If you intend to connect the 4-...