ASUS M4A78LT-M User Manual

ASUS M4A78LT-M Motherboard manual cover
Pages 64
Year 2009
Language(s)
English en

ASUS M4A78LT-M Motherboard Specification

The ASUS M4A78LT-M is a versatile micro-ATX motherboard designed to support AMD processors, specifically the AM3 socket, which accommodates Phenom II, Athlon II, and Sempron 100 series CPUs. It is built on the AMD 760G chipset with an integrated ATI Radeon HD 3000 graphics processor, offering DirectX 10 support for basic multimedia needs. The motherboard supports dual-channel DDR3 memory, with two DIMM slots allowing a maximum capacity of 8GB and speeds up to 1800(O.C.) MHz.

For expansion, the M4A78LT-M includes one PCI Express 2.0 x16 slot, suitable for discrete graphics card installations, alongside one PCI Express x1 and two PCI slots for additional peripherals. Storage capabilities are provided by six SATA 3.0 Gb/s ports, supporting RAID 0, 1, 10, and JBOD configurations, offering flexibility for various storage setups. The board features a Realtek ALC887 8-channel high-definition audio codec, delivering quality sound output for multimedia applications.

Networking is handled by an integrated Realtek 8112L Gigabit LAN controller, ensuring reliable and fast wired internet connectivity. The rear I/O panel is equipped with a range of connectivity options, including a PS/2 keyboard and mouse port, a VGA port, an HDMI output, four USB 2.0 ports, an RJ-45 LAN port, and three audio jacks for line-out, line-in, and microphone.

The ASUS M4A78LT-M is designed with ASUS's proprietary features like ASUS Anti-Surge protection and ASUS TurboV for easy overclocking, enhancing both durability and performance. Additionally, its compact form factor makes it ideal for small form factor builds without compromising on essential features and connectivity.

ASUS M4A78LT-M Motherboard F.A.Q.

How do I update the BIOS on the ASUS M4A78LT-M motherboard?

To update the BIOS on the ASUS M4A78LT-M motherboard, download the latest BIOS file from the ASUS support website. Save it to a USB drive, and restart your computer. Enter the BIOS setup by pressing the 'DEL' key during boot. Navigate to the 'Tools' menu and select 'EZ Flash 2 Utility'. Follow the on-screen instructions to update the BIOS using the file on the USB drive.

What should I do if my ASUS M4A78LT-M motherboard does not power on?

First, ensure that the power supply is connected properly and turned on. Check all power connectors, including the 24-pin ATX and 4-pin CPU power connectors. Verify that the RAM and CPU are seated correctly. If the issue persists, try a different power supply or test the current one on another system to rule out power supply failure.

How can I reset the BIOS settings to default on my ASUS M4A78LT-M motherboard?

To reset the BIOS settings, turn off the computer and unplug the power cable. Open the case and locate the CMOS battery on the motherboard. Remove the battery for about 5 minutes, then reinsert it. Alternatively, use the 'CLR CMOS' jumper on the motherboard. Consult the user manual for the exact location of the jumper.

What is the maximum RAM capacity supported by the ASUS M4A78LT-M motherboard?

The ASUS M4A78LT-M motherboard supports up to 16GB of DDR3 RAM. It has two DIMM slots, each supporting up to 8GB of RAM. Ensure that the RAM modules are compatible with the motherboard's specifications for optimal performance.

How do I troubleshoot a "no display" issue on the ASUS M4A78LT-M motherboard?

First, check that the monitor is connected properly and functioning. Ensure that the graphics card is seated correctly in the PCIe slot and that any necessary power connectors are attached. Try reseating the RAM and clearing the CMOS. If using integrated graphics, ensure that the BIOS settings are configured correctly for onboard video.

Can I use an SSD with the ASUS M4A78LT-M motherboard?

Yes, you can use an SSD with the ASUS M4A78LT-M motherboard. Connect the SSD to one of the SATA ports on the motherboard. Ensure the BIOS recognizes the SSD and set it as the primary boot device if installing an operating system on it.

What are the supported CPU options for the ASUS M4A78LT-M motherboard?

The ASUS M4A78LT-M motherboard supports AMD AM3 processors, including Phenom II, Athlon II, and Sempron 100 series processors. Before upgrading, check the ASUS website for the latest CPU support list and ensure that your BIOS is updated to the required version.

How do I connect front panel connectors to the ASUS M4A78LT-M motherboard?

Refer to the motherboard manual for detailed instructions on connecting front panel connectors. The connectors are typically located at the bottom-right corner of the motherboard. Ensure that each connector is attached to the appropriate pin header, paying attention to the polarity of the power and LED connections.

What should I do if my system is overheating with the ASUS M4A78LT-M motherboard?

Ensure that all fans are working properly and that there is adequate airflow inside the case. Clean any dust buildup on the heatsinks and fans. Consider reapplying thermal paste on the CPU. Check the BIOS for any fan control settings that may need adjustment.

How can I enable virtualization on the ASUS M4A78LT-M motherboard?

To enable virtualization, enter the BIOS setup by pressing the 'DEL' key during boot. Navigate to the 'Advanced' tab and find the 'CPU Configuration' section. Look for an option called 'Secure Virtual Machine Mode' or 'AMD-V', and enable it. Save the changes and exit the BIOS.