User Manual
Page 2
... (with you want to have it shipped to, by sending a request to this product. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. Copies of shipment with the complete machinereadable ".../or LGPL Software, which is licensed under the General Public License ("GPL") and under the Lesser General Public License Version ("LGPL"). ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF...
... (with you want to have it shipped to, by sending a request to this product. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. Copies of shipment with the complete machinereadable ".../or LGPL Software, which is licensed under the General Public License ("GPL") and under the Lesser General Public License Version ("LGPL"). ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF...
User Manual
Page 7
... This user guide contains the information you detect any area where it may become wet. • Place the product on it, carefully read all the manuals that came with the product, contact a qualified service technician or your local power company. • If the power supply is broken, do not try to...
... This user guide contains the information you detect any area where it may become wet. • Place the product on it, carefully read all the manuals that came with the product, contact a qualified service technician or your local power company. • If the power supply is broken, do not try to...
User Manual
Page 8
... emphasize a word or a phrase. Example: means that you complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Used to the ASUS contact information. 2. IMPORTANT: Instructions that you perform certain tasks properly, take note ...of the standard package. These documents are linked with a plus sign (+). Keys enclosed in this manual. CAUTION: Information to prevent damage...
... emphasize a word or a phrase. Example: means that you complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Used to the ASUS contact information. 2. IMPORTANT: Instructions that you perform certain tasks properly, take note ...of the standard package. These documents are linked with a plus sign (+). Keys enclosed in this manual. CAUTION: Information to prevent damage...
User Manual
Page 10
M4A78LT Series specifications summary Back panel I/O ports Internal I/O connectors BIOS Accessories Support DVD Form factor 1 x LPT port 1 x PS/2 Keyboard port 1 x PS/2 Mouse port 1 x LAN (RJ-45) ... 1 x 4-pin ATX 12V power connector 8 Mb Flash ROM, AMI BIOS, PnP, DMI v2.0, WfM 2.0, ACPI v2.0a, SM BIOS v2.5 2 x Serial ATA cables 1 x I/O shield 1 x User Manual Drivers ASUS utilities ASUS Update Anti-virus software (OEM version) ATX form factor: 12 in x 8 in (30.5 cm x 20.3 cm) * Specifications are subject to change without notice.
M4A78LT Series specifications summary Back panel I/O ports Internal I/O connectors BIOS Accessories Support DVD Form factor 1 x LPT port 1 x PS/2 Keyboard port 1 x PS/2 Mouse port 1 x LAN (RJ-45) ... 1 x 4-pin ATX 12V power connector 8 Mb Flash ROM, AMI BIOS, PnP, DMI v2.0, WfM 2.0, ACPI v2.0a, SM BIOS v2.5 2 x Serial ATA cables 1 x I/O shield 1 x User Manual Drivers ASUS utilities ASUS Update Anti-virus software (OEM version) ATX form factor: 12 in x 8 in (30.5 cm x 20.3 cm) * Specifications are subject to change without notice.
User Manual
Page 11
...Socket AM3 multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power consumption. ASUS M4A78LT Series 1-1 This motherboard also supports AMD® CPUs in the long line of the items is ...package for buying an ASUS® M4A78LT Series motherboard! Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M4A78LT Series motherboard 2 x Serial ATA cables 1 x I/O shield ASUS motherboard Support DVD User Manual • M4A78LT Series motherboards include M4A78LT and M4A78LT LE two models. Chapter...
...Socket AM3 multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power consumption. ASUS M4A78LT Series 1-1 This motherboard also supports AMD® CPUs in the long line of the items is ...package for buying an ASUS® M4A78LT Series motherboard! Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M4A78LT Series motherboard 2 x Serial ATA cables 1 x I/O shield ASUS motherboard Support DVD User Manual • M4A78LT Series motherboards include M4A78LT and M4A78LT LE two models. Chapter...
User Manual
Page 35
...Serial ATA 3Gb/s is backward compatible with 133MB/s (Ultra DMA133). ASUS M4A78LT Series 1-25 The data transfer rate of the SATA connectors to the RAID/AHCI Supplementary Guide included in the folder named Manual in the BIOS. Serial ATA connectors (7-pin SATA1, SATA2, ...RSATA_TXP3 RSATA_TXN3 GND RSATA_RXP3 RSATA_RXN3 GND GND RSATA_RXN2 RSATA_RXP2 GND RSATA_TXN2 RSATA_TXP2 GND GND RSATA_RXN1 RSATA_RXP1 GND RSATA_TXN1 RSATA_TXP1 GND M4A78LT Series SATA1 SATA2 M4A78LT Series SATA connectors • Install the Windows® XP Service Pack 3 or later versions before using Serial...
...Serial ATA 3Gb/s is backward compatible with 133MB/s (Ultra DMA133). ASUS M4A78LT Series 1-25 The data transfer rate of the SATA connectors to the RAID/AHCI Supplementary Guide included in the folder named Manual in the BIOS. Serial ATA connectors (7-pin SATA1, SATA2, ...RSATA_TXP3 RSATA_TXN3 GND RSATA_RXP3 RSATA_RXN3 GND GND RSATA_RXN2 RSATA_RXP2 GND RSATA_TXN2 RSATA_TXP2 GND GND RSATA_RXN1 RSATA_RXP1 GND RSATA_TXN1 RSATA_TXP1 GND M4A78LT Series SATA1 SATA2 M4A78LT Series SATA connectors • Install the Windows® XP Service Pack 3 or later versions before using Serial...
User Manual
Page 49
... Selects the CPU overclocking options to change the settings for the CPU and other system devices. Configuration options: [Manual] [Auto] [Overclock Profile] [Test Mode] ASUS M4A78LT Series 2-9 Enter F1 F10 ESC Select Screen Select Item Go to Sub Screen General Help Save and Exit Exit ...CPU internal frequency. The BIOS automatically detects the items in this menu. Main Advanced Advanced Settings Power M4A78LT BIOS Setup Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Version 0307 Adjust System Frequency/Voltage...
... Selects the CPU overclocking options to change the settings for the CPU and other system devices. Configuration options: [Manual] [Auto] [Overclock Profile] [Test Mode] ASUS M4A78LT Series 2-9 Enter F1 F10 ESC Select Screen Select Item Go to Sub Screen General Help Save and Exit Exit ...CPU internal frequency. The BIOS automatically detects the items in this menu. Main Advanced Advanced Settings Power M4A78LT BIOS Setup Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Version 0307 Adjust System Frequency/Voltage...
User Manual
Page 50
... frequency. Configuration options: [Min.=200] [Max.=550] The following item only appears when you set PCIE Overclocking to [Manual]. Configuration options: [Auto] [Manual] The following item only appears when you set CPU Overclocking to [Manual]. Configuration options: [Auto] VDDNB Over Voltage [Auto] Sets the VDDNB over voltage. CPU/HT Reference Clock (MHz) [200...
... frequency. Configuration options: [Min.=200] [Max.=550] The following item only appears when you set PCIE Overclocking to [Manual]. Configuration options: [Auto] [Manual] The following item only appears when you set CPU Overclocking to [Manual]. Configuration options: [Auto] VDDNB Over Voltage [Auto] Sets the VDDNB over voltage. CPU/HT Reference Clock (MHz) [200...
User Manual
Page 51
If the system becomes unstable after changing the setting, set Memory Clock Mode to [Manual]. LoadLine Calibration [Auto] Sets the LoadLine. Configuration options: [Auto] [8 Bit] [16 Bit] HT Over Voltage [Auto] Sets the HT over voltage. ...2000MHz] HT Link Width [Auto] Sets the HyperTransport link width. Configuration options: [Auto] [Manual] The following items vary depending on the motherboard. Use the / keys to PRE Time [Auto] Configuration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK] ASUS M4A78LT Series 2-11 DRAM CAS# Latency [Auto] Configuration options: [Auto] [4 CLK] - [...
If the system becomes unstable after changing the setting, set Memory Clock Mode to [Manual]. LoadLine Calibration [Auto] Sets the LoadLine. Configuration options: [Auto] [8 Bit] [16 Bit] HT Over Voltage [Auto] Sets the HT over voltage. ...2000MHz] HT Link Width [Auto] Sets the HyperTransport link width. Configuration options: [Auto] [Manual] The following items vary depending on the motherboard. Use the / keys to PRE Time [Auto] Configuration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK] ASUS M4A78LT Series 2-11 DRAM CAS# Latency [Auto] Configuration options: [Auto] [4 CLK] - [...
User Manual
Page 58
... requires an ATX power supply that smartly adjusts the CPU fan speeds for the CPU fan speed. CPU Q-Fan Function [Enabled] Enables or disables the ASUS Q-Fan feature that provides at least 1A on the +5VSB lead. Configuration options: [600 RPM] [500 RPM] [400 RPM] [300 RPM] [200 RPM] [... [Silent] Sets to [Silent] to minimize the fan speed for quiet CPU fan operation. [Turbo] Set to [Turbo] to achieve maximum CPU fan speed. [Manual] Allows you to individually set the CPU fan parameters. 2.5.6 Anti Surge Support [Enabled] Allows you do not wish to enable or disable the Anti-Surge...
... requires an ATX power supply that smartly adjusts the CPU fan speeds for the CPU fan speed. CPU Q-Fan Function [Enabled] Enables or disables the ASUS Q-Fan feature that provides at least 1A on the +5VSB lead. Configuration options: [600 RPM] [500 RPM] [400 RPM] [300 RPM] [200 RPM] [... [Silent] Sets to [Silent] to minimize the fan speed for quiet CPU fan operation. [Turbo] Set to [Turbo] to achieve maximum CPU fan speed. [Manual] Allows you to individually set the CPU fan parameters. 2.5.6 Anti Surge Support [Enabled] Allows you do not wish to enable or disable the Anti-Surge...