User Manual
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1.5.3 Motherboard layout 1.5.4 Layout contents Connectors/Jumpers/Slots 1. Keyboard power (3-pin KBPWR) 2. IDE connector (40-1 pin PRI_IDE) 8. Chassis intrusion...pin PWR_FAN) 5. DDR2 DIMM slots 6. USB device wake-up (3-pin USBPW1-4, USBPW5-8, USBPW9-12) 12. Clear RTC RAM (CLRTC) 14. Optical drive audio in connector (4-pin CD) 17. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. System panel connector (10-1 pin PANEL) 9. USB connectors (10...) Page 1-18 1-23 1-7 1-22 1-10 1-25 1-24 1-26 1-4 1-22 1-18 1-27 1-17 1-27 1-28 1-28 1-29 1-29 1-6 ASUS M4A78 PRO
1.5.3 Motherboard layout 1.5.4 Layout contents Connectors/Jumpers/Slots 1. Keyboard power (3-pin KBPWR) 2. IDE connector (40-1 pin PRI_IDE) 8. Chassis intrusion...pin PWR_FAN) 5. DDR2 DIMM slots 6. USB device wake-up (3-pin USBPW1-4, USBPW5-8, USBPW9-12) 12. Clear RTC RAM (CLRTC) 14. Optical drive audio in connector (4-pin CD) 17. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. System panel connector (10-1 pin PANEL) 9. USB connectors (10...) Page 1-18 1-23 1-7 1-22 1-10 1-25 1-24 1-26 1-4 1-22 1-18 1-27 1-17 1-27 1-28 1-28 1-29 1-29 1-6 ASUS M4A78 PRO
User Manual
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... the boot process and enter BIOS setup to re-enter data. Chapter 1: Product introduction 1-17 You must turn ON the computer. 4. Clear RTC RAM (CLRTC) This jumper allows you to pins 2-3. Turn OFF the computer and unplug the power cord. 2. You can automatically reset parameter settings to ... when the system hangs due to the chipset behavior, AC power off and on CLRTC jumper default position. The onboard button cell battery powers the RAM data in CMOS. Keep the cap on pins 2-3 for about 5~10 seconds, then move the jumper again to enable C.P.R. 1.9 Jumpers 1. Plug ...
... the boot process and enter BIOS setup to re-enter data. Chapter 1: Product introduction 1-17 You must turn ON the computer. 4. Clear RTC RAM (CLRTC) This jumper allows you to pins 2-3. Turn OFF the computer and unplug the power cord. 2. You can automatically reset parameter settings to ... when the system hangs due to the chipset behavior, AC power off and on CLRTC jumper default position. The onboard button cell battery powers the RAM data in CMOS. Keep the cap on pins 2-3 for about 5~10 seconds, then move the jumper again to enable C.P.R. 1.9 Jumpers 1. Plug ...
User Manual
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...the Load Setups Default item under the Exit Menu. See section 2.9 Exit Menu. • The BIOS setup screens shown in the CMOS RAM of the following procedures: • Restart using the OS standard shut-down the system properly from a running operating system can cause damage to...recommend to enter the Setup utility. Being a menu-driven program, it as possible. This section explains how to your system using this motherboard. 2-6 ASUS M4A78 PRO When you start up the computer, the system provides you scroll through the various submenus and make it lets you with its test ...
...the Load Setups Default item under the Exit Menu. See section 2.9 Exit Menu. • The BIOS setup screens shown in the CMOS RAM of the following procedures: • Restart using the OS standard shut-down the system properly from a running operating system can cause damage to...recommend to enter the Setup utility. Being a menu-driven program, it as possible. This section explains how to your system using this motherboard. 2-6 ASUS M4A78 PRO When you start up the computer, the system provides you scroll through the various submenus and make it lets you with its test ...
User Manual
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...you to be corrected when idle. Set this item to [Enabled] to allow ECC mode autoadjustment. This item allows the L2/L3 Data Cache RAM to change the advanced chipset settings. technology support. Configuration options: [Disabled] [Basic] [Good] [Super] [Max] [User] DRAM ECC Enable...[163.8us] [327.7us] [655.4us] [1.31ms] [2.62ms] [5.24ms] [10.49ms] [20.97ms] [42.00ms] [84.00ms] 2-18 ASUS M4A78 PRO This item allows the L1 Data Cache RAM to enable or disable the Enhanced Halt State support. Configuration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] ...
...you to be corrected when idle. Set this item to [Enabled] to allow ECC mode autoadjustment. This item allows the L2/L3 Data Cache RAM to change the advanced chipset settings. technology support. Configuration options: [Disabled] [Basic] [Good] [Super] [Max] [User] DRAM ECC Enable...[163.8us] [327.7us] [655.4us] [1.31ms] [2.62ms] [5.24ms] [10.49ms] [20.97ms] [42.00ms] [84.00ms] 2-18 ASUS M4A78 PRO This item allows the L1 Data Cache RAM to enable or disable the Enhanced Halt State support. Configuration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] ...
User Manual
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...signaled by PCI devices. Configuration options: [Disabled] [Enabled] Power On By PS/2 Device [Disabled] Enable or disable PS/2 Keyboard/Mouse to RAM) sleep state (default). When this item is included in the S1 state. E nables the system to enter the ACPI S1 (Power on...Alarm Date and RTC Alarm Time appear with set to invoke VGA BIOS POST on Suspend) sleep state. Configuration options: [Disabled] [Enabled] 2-22 ASUS M4A78 PRO The system can be used for Advanced Configuration and Power Interface (ACPI) 2.0 specifications. Configuration options: [Disabled] [Power On] [Power Off] ...
...signaled by PCI devices. Configuration options: [Disabled] [Enabled] Power On By PS/2 Device [Disabled] Enable or disable PS/2 Keyboard/Mouse to RAM) sleep state (default). When this item is included in the S1 state. E nables the system to enter the ACPI S1 (Power on...Alarm Date and RTC Alarm Time appear with set to invoke VGA BIOS POST on Suspend) sleep state. Configuration options: [Disabled] [Enabled] 2-22 ASUS M4A78 PRO The system can be used for Advanced Configuration and Power Interface (ACPI) 2.0 specifications. Configuration options: [Disabled] [Power On] [Power Off] ...
User Manual
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...or change the system security settings. Select the Change User Password item and press . 2. Select an item then press to erase the RTC RAM. Change Supervisor Password Select this item to change the supervisor password. Full Access allows viewing and changing all the fields in setting a supervisor... Password then press . After you have set your BIOS password, you can clear it by erasing the CMOS Real Time Clock (RTC) RAM. After you successfully set a supervisor password, the other items appear to allow change the supervisor password, follow the same steps as Date and...
...or change the system security settings. Select the Change User Password item and press . 2. Select an item then press to erase the RTC RAM. Change Supervisor Password Select this item to change the supervisor password. Full Access allows viewing and changing all the fields in setting a supervisor... Password then press . After you have set your BIOS password, you can clear it by erasing the CMOS Real Time Clock (RTC) RAM. After you successfully set a supervisor password, the other items appear to allow change the supervisor password, follow the same steps as Date and...
User Manual
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...menus. When you made to exit the Setup program without saving your selections, choose this option from the legend bar to the non-volatile RAM. 2-28 ASUS M4A78 PRO If you attempt to the Setup program. If you select this option, a confirmation window appears. Load Setup Defaults This option allows you ... with a message asking if you press , a confirmation window appears. Select OK to save the changes that you made changes to the CMOS RAM. When you select this option or if you want to save changes and exit. Select OK to discard any changes and load the previously saved...
...menus. When you made to exit the Setup program without saving your selections, choose this option from the legend bar to the non-volatile RAM. 2-28 ASUS M4A78 PRO If you attempt to the Setup program. If you select this option, a confirmation window appears. Load Setup Defaults This option allows you ... with a message asking if you press , a confirmation window appears. Select OK to save the changes that you made changes to the CMOS RAM. When you select this option or if you want to save changes and exit. Select OK to discard any changes and load the previously saved...