Motherboard DIY Troubleshooting Guide
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... v Safety information vi ASUS contact information viii A7N8X-X specifications summary ix Chapter 1: Motherboard Info 1.1 Welcome 1-2 1.2 Package contents 1-2 1.3 Motherboard components 1-3 1.4 Motherboard layout 1-6 1.5 Before you proceed 1-7 1.6 Central Processing Unit (CPU 1-7 1.7 System memory 1-8 1.7.1 Installing a DIMM 1-8 1.8 Expansion slots 1-8 1.8.1 Configuring an expansion card 1-8 1.8.2 Standard Interrupt Assignments 1-9 1.8.3 AGP slot 1-9 1.9 Jumpers 1-10 1.10 Connectors 1-12 Chapter 2: BIOS Information 2.1 Managing and...
... v Safety information vi ASUS contact information viii A7N8X-X specifications summary ix Chapter 1: Motherboard Info 1.1 Welcome 1-2 1.2 Package contents 1-2 1.3 Motherboard components 1-3 1.4 Motherboard layout 1-6 1.5 Before you proceed 1-7 1.6 Central Processing Unit (CPU 1-7 1.7 System memory 1-8 1.7.1 Installing a DIMM 1-8 1.8 Expansion slots 1-8 1.8.1 Configuring an expansion card 1-8 1.8.2 Standard Interrupt Assignments 1-9 1.8.3 AGP slot 1-9 1.9 Jumpers 1-10 1.10 Connectors 1-12 Chapter 2: BIOS Information 2.1 Managing and...
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x A7N8X-X specifications summary BIOS features 2Mb Flash ROM, Award BIOS, TCAV, PnP, DMI2.0, DMI, Green Industry standard PCI 2.2, USB 1.1/2.0. Manageability DMI 2.0, WOL, WOR, Chassis Intrusion, SM Bus Support CD contents Device drivers ASUS PC Probe Anti-virus utility ASUS LiveUpdate utility Accessories User's manual Support CD 1 x UltraDMA 133/100/66 cable FDD cable 9-pin COM cable (optional) 2-port USB/Game port bracket (optional) I/O shield Form Factor ATX form factor: 12 in x 9.6 in * Specifications are subject to change without notice.
x A7N8X-X specifications summary BIOS features 2Mb Flash ROM, Award BIOS, TCAV, PnP, DMI2.0, DMI, Green Industry standard PCI 2.2, USB 1.1/2.0. Manageability DMI 2.0, WOL, WOR, Chassis Intrusion, SM Bus Support CD contents Device drivers ASUS PC Probe Anti-virus utility ASUS LiveUpdate utility Accessories User's manual Support CD 1 x UltraDMA 133/100/66 cable FDD cable 9-pin COM cable (optional) 2-port USB/Game port bracket (optional) I/O shield Form Factor ATX form factor: 12 in x 9.6 in * Specifications are subject to change without notice.
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... SEC_IDE1 CHA_FAN1 Realtek RTL8201 CD1 FPAUDIO1 AUX1 Audio Codec SPDIF1 Accelerated Graphics Port (AGP) PCI 1 PCI 2 ®A7N8X-X PCI 3 nForce2 MCP Chipset CR2032 3V Lithium Cell CMOS Power CLRTC1 2Mb BIOS Super I/O USB56 COM2 MODEM1 PWR_LED1 PCI 4 PCI 5 USBPWR_56 ASUS ASIC with Hardware Monitor GAME1 IR_CON1 IDELED1 PWRTMP1 CHASSIS1 CTRL_PANEL1 1-6 Chapter 1: Motherboard Information
... SEC_IDE1 CHA_FAN1 Realtek RTL8201 CD1 FPAUDIO1 AUX1 Audio Codec SPDIF1 Accelerated Graphics Port (AGP) PCI 1 PCI 2 ®A7N8X-X PCI 3 nForce2 MCP Chipset CR2032 3V Lithium Cell CMOS Power CLRTC1 2Mb BIOS Super I/O USB56 COM2 MODEM1 PWR_LED1 PCI 4 PCI 5 USBPWR_56 ASUS ASIC with Hardware Monitor GAME1 IR_CON1 IDELED1 PWRTMP1 CHASSIS1 CTRL_PANEL1 1-6 Chapter 1: Motherboard Information
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... to avoid damaging the DIMM. 4. Make sure the memory frequency and bus frequency setting in the BIOS are already in use. 1-8 Chapter 1: Motherboard Information Unlock a DIMM socket by pressing the retaining ...in the socket. 3. Generally, an IRQ must be exclusively assigned to one direction. Visit ASUS website (www.asus.com) for latest DDR400 Qualified Vendor List. 1.7.1 Installing a DIMM 1. 1.7 System memory The... an IRQ to 3GB non-ECC PC3200/2700/2100/1600 DDR.. 104 Pins ® A7N8X-X 80 Pins A7N8X-X 184-Pin DDR DIMM Sockets 1. Align a DIMM on the DIMM exactly match the ...
... to avoid damaging the DIMM. 4. Make sure the memory frequency and bus frequency setting in the BIOS are already in use. 1-8 Chapter 1: Motherboard Information Unlock a DIMM socket by pressing the retaining ...in the socket. 3. Generally, an IRQ must be exclusively assigned to one direction. Visit ASUS website (www.asus.com) for latest DDR400 Qualified Vendor List. 1.7.1 Installing a DIMM 1. 1.7 System memory The... an IRQ to 3GB non-ECC PC3200/2700/2100/1600 DDR.. 104 Pins ® A7N8X-X 80 Pins A7N8X-X 184-Pin DDR DIMM Sockets 1. Align a DIMM on the DIMM exactly match the ...
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... has an Accelerated Graphics Port (AGP) slot that they fit the AGP slot on your motherboard. ® A7N8X-X Keyed for 1.5v A7N8X-X Accelerated Graphics Port (AGP) ASUS A7N8X-X Motherboard 1-9 Normally, 6 IRQs are "shared" by more than one function; Sometimes IRQs are free for ISA... or PCI devices. IRQ assignments for this case, IRQ assignments are swapped automatically or adjusted through the BIOS firmware....
... has an Accelerated Graphics Port (AGP) slot that they fit the AGP slot on your motherboard. ® A7N8X-X Keyed for 1.5v A7N8X-X Accelerated Graphics Port (AGP) ASUS A7N8X-X Motherboard 1-9 Normally, 6 IRQs are "shared" by more than one function; Sometimes IRQs are free for ISA... or PCI devices. IRQ assignments for this case, IRQ assignments are swapped automatically or adjusted through the BIOS firmware....
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... if you press a key on the +5VSB lead, and a corresponding setting in CMOS. Set this jumper to re-enter data. ® A7N8X-X A7N8X-X Clear RTC RAM CLRTC1 12 23 Normal (Default) Clear CMOS 4. Turn OFF the computer and unplug the power cord. 2. This feature requires ... clears the Real Time Clock (RTC) RAM of date, time and system setup parameters in the BIOS (see section 2.5.1 Power Up Control). ® A7N8X-X KBPWR1 12 +5V (Default) 23 +5VSB A7N8X-X Keyboard Power Setting ASUS A7N8X-X Motherboard 1-11 Plug the power cord and turn ON the computer. 6. Remove the battery. ...
... if you press a key on the +5VSB lead, and a corresponding setting in CMOS. Set this jumper to re-enter data. ® A7N8X-X A7N8X-X Clear RTC RAM CLRTC1 12 23 Normal (Default) Clear CMOS 4. Turn OFF the computer and unplug the power cord. 2. This feature requires ... clears the Real Time Clock (RTC) RAM of date, time and system setup parameters in the BIOS (see section 2.5.1 Power Up Control). ® A7N8X-X KBPWR1 12 +5V (Default) 23 +5VSB A7N8X-X Keyboard Power Setting ASUS A7N8X-X Motherboard 1-11 Plug the power cord and turn ON the computer. 6. Remove the battery. ...
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... non-UltraDMA/133/100/66 devices to the hard disk documentation for the primary IDE connector and another UltraDMA/133/100/66 cable. BIOS supports specific device bootup. PIN 1 1-12 Chapter 1: Motherboard Information Connect the cable's blue connector to the primary (recommended) or ...66 master device. Refer to the secondary IDE connector. For UltraDMA/133/100/66 IDE devices, use an 80-conductor IDE cable. ® A7N8X-X A7N8X-X IDE Connectors SEC_IDE1 PRI_IDE1 NOTE: Orient the red markings (usually zigzag) on the motherboard. 1. IDE connectors (40-1 pin PRI_IDE1, SEC_IDE1)...
... non-UltraDMA/133/100/66 devices to the hard disk documentation for the primary IDE connector and another UltraDMA/133/100/66 cable. BIOS supports specific device bootup. PIN 1 1-12 Chapter 1: Motherboard Information Connect the cable's blue connector to the primary (recommended) or ...66 master device. Refer to the secondary IDE connector. For UltraDMA/133/100/66 IDE devices, use an 80-conductor IDE cable. ® A7N8X-X A7N8X-X IDE Connectors SEC_IDE1 PRI_IDE1 NOTE: Orient the red markings (usually zigzag) on the motherboard. 1. IDE connectors (40-1 pin PRI_IDE1, SEC_IDE1)...
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...CIRRX +5VSB +5 V IRRX GND IRTX IR_CON1 SIR CIR A7N8X-X Infrared Connector Standard Infrared (SIR) Front View Back View IRTX +5V GND (NC) IRRX 1-18 Chapter 1: Motherboard Information Use the ten pins as shown in BIOS to a small opening on the system chassis that allows digital... instead of analog sound input and output. GND GND ® A7N8X-X 1 SPDIF1 SPDIF_IN +5V SPDIF_OUT A7N8X-X Digital Audio Connector When you input sound for optional S/PDIF ...
...CIRRX +5VSB +5 V IRRX GND IRTX IR_CON1 SIR CIR A7N8X-X Infrared Connector Standard Infrared (SIR) Front View Back View IRTX +5V GND (NC) IRRX 1-18 Chapter 1: Motherboard Information Use the ten pins as shown in BIOS to a small opening on the system chassis that allows digital... instead of analog sound input and output. GND GND ® A7N8X-X 1 SPDIF1 SPDIF_IN +5V SPDIF_OUT A7N8X-X Digital Audio Connector When you input sound for optional S/PDIF ...
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...to the case-mounted reset switch for more than 4 seconds turns the system OFF. The LED lights up when you turn on the BIOS or OS settings. System panel connector (20-pin PANEL1) This connector accommodates several system front panel functions. Keyboard Lock Speaker Power LED... Connector PLED+ PLEDKeylock Ground +5V Ground Ground Speaker ExtSMI# Ground PWR GND Reset Ground ® A7N8X-X Reset SW SMI Lead ATX Power Switch* * Requires an ATX power supply. ASUS A7N8X-X Motherboard 1-19 Pressing the power switch while in which system activity is instantly decreased to save power...
...to the case-mounted reset switch for more than 4 seconds turns the system OFF. The LED lights up when you turn on the BIOS or OS settings. System panel connector (20-pin PANEL1) This connector accommodates several system front panel functions. Keyboard Lock Speaker Power LED... Connector PLED+ PLEDKeylock Ground +5V Ground Ground Speaker ExtSMI# Ground PWR GND Reset Ground ® A7N8X-X Reset SW SMI Lead ATX Power Switch* * Requires an ATX power supply. ASUS A7N8X-X Motherboard 1-19 Pressing the power switch while in which system activity is instantly decreased to save power...
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BIOS Information ASUS A7N8X-X Motherboard 2-1 Chapter 2 This chapter gives information about the ASUS A7N8X-X Basic Input/Output System (BIOS).This chapter includes updating the BIOS using the ASUS AFLASH BIOS that is bundled with the support CD.
BIOS Information ASUS A7N8X-X Motherboard 2-1 Chapter 2 This chapter gives information about the ASUS A7N8X-X Basic Input/Output System (BIOS).This chapter includes updating the BIOS using the ASUS AFLASH BIOS that is bundled with the support CD.
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...-in AwardBIOS Flash Utility 1. what you see ASUS contact info on your BIOS. Download the latest BIOS file from the ASUS website (see on Page viii). Reboot the computer. 3. 2.1.2 Updating BIOS procedures Update the BIOS only if you have problems with the executable Flash Memory Writer Utility (AWDFLASH.EXE). ASUS A7N8X-X Motherboard 2-3 Device not ready!" The following screen...
...-in AwardBIOS Flash Utility 1. what you see ASUS contact info on your BIOS. Download the latest BIOS file from the ASUS website (see on Page viii). Reboot the computer. 3. 2.1.2 Updating BIOS procedures Update the BIOS only if you have problems with the executable Flash Memory Writer Utility (AWDFLASH.EXE). ASUS A7N8X-X Motherboard 2-3 Device not ready!" The following screen...
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...AWDFLASH screen appears, and the BIOS file appears in Award BIOS Flash Utility." The program asks if you need to reprogram it is advisable to back-up the original BIOS in case you want to 9 in "2.1.2.1 Updating BIOS via Bootable Floppy Disk 1. ASUS A7N8X-X Motherboard 2-5 9. Follow steps... 6 to save the previous BIOS. At the "A:\" prompt, type "C:\" and then press . 3. Updating BIOS via Built-in the space, "...
...AWDFLASH screen appears, and the BIOS file appears in Award BIOS Flash Utility." The program asks if you need to reprogram it is advisable to back-up the original BIOS in case you want to 9 in "2.1.2.1 Updating BIOS via Bootable Floppy Disk 1. ASUS A7N8X-X Motherboard 2-5 9. Follow steps... 6 to save the previous BIOS. At the "A:\" prompt, type "C:\" and then press . 3. Updating BIOS via Built-in the space, "...
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HARDWARE Monitor the status of the Setup screen is a legend bar. EXIT Use this menu to the advanced features, including BIOS, Chipset, Peripheral, Power and PnP/ PCI configurations. To access the menu bar items, press the right or left or right Moves the ... menu or to navigate through the values for the highlighted field Brings up a selection menu for the highlighted field Saves changes and Exit ASUS A7N8X-X Motherboard 2-7 2.2.1 BIOS menu bar The top of the screen has a menu bar with their corresponding functions. The keys in the legend bar with the following...
HARDWARE Monitor the status of the Setup screen is a legend bar. EXIT Use this menu to the advanced features, including BIOS, Chipset, Peripheral, Power and PnP/ PCI configurations. To access the menu bar items, press the right or left or right Moves the ... menu or to navigate through the values for the highlighted field Brings up a selection menu for the highlighted field Saves changes and Exit ASUS A7N8X-X Motherboard 2-7 2.2.1 BIOS menu bar The top of the screen has a menu bar with their corresponding functions. The keys in the legend bar with the following...
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... Configuration options: [CHS] [LBA] [Large] [Auto] Cylinders This field configures the number of cylinders. After entering the IDE hard disk drive information into BIOS, use a disk utility, such as FDISK, to [CHS]. Access Mode [Auto] Select the hard disk drive type in MB. Head This field configures ...the number of read data from the hard disk. Note that you can write or read /write heads. ASUS A7N8X-X Motherboard 2-11 When Logical Block Addressing (LBA) is enabled, the 28-bit addressing of the hard drive is necessary so that you configured...
... Configuration options: [CHS] [LBA] [Large] [Auto] Cylinders This field configures the number of cylinders. After entering the IDE hard disk drive information into BIOS, use a disk utility, such as FDISK, to [CHS]. Access Mode [Auto] Select the hard disk drive type in MB. Head This field configures ...the number of read data from the hard disk. Note that you can write or read /write heads. ASUS A7N8X-X Motherboard 2-11 When Logical Block Addressing (LBA) is enabled, the 28-bit addressing of the hard drive is necessary so that you configured...
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..., press the up " and "power-on" options. 2.4 Advanced Menu Advanced menu items The Advanced menu accesses five important sub-menus: Advanced BIOS Features These fields set the functional properties of the ACPI, system power management, HDD power, network "wake-up and down arrow keys and then.... PnP/PCI Configuration These fields set the capacity of CPU caches, as well as serial, game, midi and parallel addresses. ASUS A7N8X-X Motherboard 2-13 Power Management Setup These fields set the functional properties of the BIOS to reset data configurations and to view the desired menu.
..., press the up " and "power-on" options. 2.4 Advanced Menu Advanced menu items The Advanced menu accesses five important sub-menus: Advanced BIOS Features These fields set the functional properties of the ACPI, system power management, HDD power, network "wake-up and down arrow keys and then.... PnP/PCI Configuration These fields set the capacity of CPU caches, as well as serial, game, midi and parallel addresses. ASUS A7N8X-X Motherboard 2-13 Power Management Setup These fields set the functional properties of the BIOS to reset data configurations and to view the desired menu.
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... speed. The default, [Auto], permits automatic selection of mapped memory ( in megabytes ) for AGP graphic data. Configuration options: [Enabled] [Disabled] ASUS A7N8X-X Motherboard 2-17 Graphics Aperture Size [64M] This field sets the size of optimal AGP frequencies. Disabled by the user. Configuration options: [50, 66...79, 80, 81, 82, 83, 84, 85, 86, 87, 90, 93, 95, 97, 100MHz] System BIOS Cacheable [Disabled] This field establishes whether or not the BIOS is set manually by default. This field is not accessible if the above CPU VCore Setting parameter is set to [...
... speed. The default, [Auto], permits automatic selection of mapped memory ( in megabytes ) for AGP graphic data. Configuration options: [Enabled] [Disabled] ASUS A7N8X-X Motherboard 2-17 Graphics Aperture Size [64M] This field sets the size of optimal AGP frequencies. Disabled by the user. Configuration options: [50, 66...79, 80, 81, 82, 83, 84, 85, 86, 87, 90, 93, 95, 97, 100MHz] System BIOS Cacheable [Disabled] This field establishes whether or not the BIOS is set manually by default. This field is not accessible if the above CPU VCore Setting parameter is set to [...
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... default disables this feature. Configuration options: [Enabled] [Disabled] Wake-Power Up On Ext. Configuration options: [Disabled] [Enabled] [Previous State] ASUS A7N8X-X Motherboard 2-21 The default setting powers off mode. Enter the hour, minute and second based on PCI Device [Enabled] This field enables Wake-...: [Soft-Off] [Suspend] Power Up on the 24 hour clock. The DPMS support option (Display Power Management System) permits the BIOS to control the video display card if it was before the power interruption. Video Off Method [DPMS Support] This field defines "video ...
... default disables this feature. Configuration options: [Enabled] [Disabled] Wake-Power Up On Ext. Configuration options: [Disabled] [Enabled] [Previous State] ASUS A7N8X-X Motherboard 2-21 The default setting powers off mode. Enter the hour, minute and second based on PCI Device [Enabled] This field enables Wake-...: [Soft-Off] [Suspend] Power Up on the 24 hour clock. The DPMS support option (Display Power Management System) permits the BIOS to control the video display card if it was before the power interruption. Video Off Method [DPMS Support] This field defines "video ...
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... Password A password is required for booting and entering into the CMOS setup and only "Date" and "Time" could be modified. ASUS A7N8X-X Motherboard 2-23 TABLE 4.5.2 User Set Password only Security Option Supervisor Password System None Setup None User Password A password is required to...lowercase letters. Passwords are displayed only. All other items in the CMOS are displayed only. A password is required to the BIOS during system startup: a Supervisor password and a User password. The table below describes the authority level when setting Supervisor or User ...
... Password A password is required for booting and entering into the CMOS setup and only "Date" and "Time" could be modified. ASUS A7N8X-X Motherboard 2-23 TABLE 4.5.2 User Set Password only Security Option Supervisor Password System None Setup None User Password A password is required to...lowercase letters. Passwords are displayed only. All other items in the CMOS are displayed only. A password is required to the BIOS during system startup: a Supervisor password and a User password. The table below describes the authority level when setting Supervisor or User ...
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... installs the Microsoft DirectX driver. Install the necessary drivers to download and update motherboard BIOS & drivers. NVIDIA nForce Driver This item installs the NVIDIA nForce set of drivers. ASUS Update Installs utility to activate the devices. QFE Drivers Click this item to specific ...drivers if the system detects installed devices. USB 2.0 Driver This item installs the Universal Serial Bus 2.0 (USB 2.0) driver. ASUS A7N8X-X Motherboard 3-3 ASUS PC Probe Install utility that the motherboard supports. Some menu items appear only to load the installation wizard and install the ...
... installs the Microsoft DirectX driver. Install the necessary drivers to download and update motherboard BIOS & drivers. NVIDIA nForce Driver This item installs the NVIDIA nForce set of drivers. ASUS Update Installs utility to activate the devices. QFE Drivers Click this item to specific ...drivers if the system detects installed devices. USB 2.0 Driver This item installs the Universal Serial Bus 2.0 (USB 2.0) driver. ASUS A7N8X-X Motherboard 3-3 ASUS PC Probe Install utility that the motherboard supports. Some menu items appear only to load the installation wizard and install the ...
A7N8X-X User's Manual
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... ASUS contact information ...viii A7N8X-X specifications summary ...ix Features Chapter 1: Motherboard Info 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Welcome! ...1-2 Package contents ...1-2 Motherboard components ...1-3 Motherboard layout ...1-6 Before you proceed ...1-7 Central Processing Unit (CPU) ...1-7 System memory ...1-8 1.7.1 Installing a DIMM ...1-8 1.8 Expansion slots ...1-8 1.8.1 Configuring an expansion card ...1-8 1.8.2 Standard Interrupt Assignments ...1-9 1.8.3 AGP slot ...1-9 1.9 Jumpers ...1-10 1.10 Connectors ...1-12 Chapter 2: BIOS Information 2.1 Managing and updating your BIOS...
... ASUS contact information ...viii A7N8X-X specifications summary ...ix Features Chapter 1: Motherboard Info 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Welcome! ...1-2 Package contents ...1-2 Motherboard components ...1-3 Motherboard layout ...1-6 Before you proceed ...1-7 Central Processing Unit (CPU) ...1-7 System memory ...1-8 1.7.1 Installing a DIMM ...1-8 1.8 Expansion slots ...1-8 1.8.1 Configuring an expansion card ...1-8 1.8.2 Standard Interrupt Assignments ...1-9 1.8.3 AGP slot ...1-9 1.9 Jumpers ...1-10 1.10 Connectors ...1-12 Chapter 2: BIOS Information 2.1 Managing and updating your BIOS...