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Features Contents Notices 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....
Features Contents Notices 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....
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Motherboard Info ASUS A7N8X-X Motherboard 1-1 Chapter 1 This chapter gives information about the ASUS A7N8X-X motherboard that came with the system.This chapter includes the motherboard layout, jumper settings, and connector locations.
Motherboard Info ASUS A7N8X-X Motherboard 1-1 Chapter 1 This chapter gives information about the ASUS A7N8X-X motherboard that came with the system.This chapter includes the motherboard layout, jumper settings, and connector locations.
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... 40-pin 80-conductor ribbon cable for UltraDMA/66/100/133 IDE drives Ribbon cable for the following items. ASUS A7N8X-X motherboard ATX form factor: 12 in x 9.6 in a motherboard. The ASUS A7N8X-X motherboard is loaded with the list below. 1.2 Package contents Check your ASUS A7N8X-X package for a 3.5-inch floppy drive Bag of extra jumper caps I/O shield User's Manual 1-2 1.1 Welcome...
... 40-pin 80-conductor ribbon cable for UltraDMA/66/100/133 IDE drives Ribbon cable for the following items. ASUS A7N8X-X motherboard ATX form factor: 12 in x 9.6 in a motherboard. The ASUS A7N8X-X motherboard is loaded with the list below. 1.2 Package contents Check your ASUS A7N8X-X package for a 3.5-inch floppy drive Bag of extra jumper caps I/O shield User's Manual 1-2 1.1 Welcome...
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1.3 Motherboard components 12 3 45 18 17 16 15 14 13 19 20 28 27 26 ASUS A7N8X-X Motherboard 6 7 8 9 10 11 12 21 25 22 23 24 1-3
1.3 Motherboard components 12 3 45 18 17 16 15 14 13 19 20 28 27 26 ASUS A7N8X-X Motherboard 6 7 8 9 10 11 12 21 25 22 23 24 1-3
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.... 25 USB 2.0 ports. These two 4-pin Universal Serial Bus 2.0 (USB 2.0) ports are available for connecting USB devices such as a mouse and PDA. 26 Serial ports. ASUS A7N8X-X Motherboard 1-5 13 Onboard LED. This onboard LED lights up if there is an AC'97 compliant audio CODEC designed for a PS/2 mouse. 20 Parallel port. The... port. This 25-pin port connects a parallel printer, a scanner, or other devices. 21 RJ-45 port. The Realtek 6-channel CODEC is a standby power on the motherboard.
.... 25 USB 2.0 ports. These two 4-pin Universal Serial Bus 2.0 (USB 2.0) ports are available for connecting USB devices such as a mouse and PDA. 26 Serial ports. ASUS A7N8X-X Motherboard 1-5 13 Onboard LED. This onboard LED lights up if there is an AC'97 compliant audio CODEC designed for a PS/2 mouse. 20 Parallel port. The... port. This 25-pin port connects a parallel printer, a scanner, or other devices. 21 RJ-45 port. The Realtek 6-channel CODEC is a standby power on the motherboard.
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30.5cm (12.0in) 1.4 Motherboard layout PS/2 T: Mouse B: Keyboard USB3 USB4 COM1 24.5cm (9.64in) KBPWR1 USBPWR_34 Socket 462 CPU_FAN1 ATX Power Connector DDR DIMM1 (64/72 bit, 184-pin ... In CPU_FSB nVidia nForce2 400 Chipset 0 1 23 4 5 PRI_IDE1 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...
30.5cm (12.0in) 1.4 Motherboard layout PS/2 T: Mouse B: Keyboard USB3 USB4 COM1 24.5cm (9.64in) KBPWR1 USBPWR_34 Socket 462 CPU_FAN1 ATX Power Connector DDR DIMM1 (64/72 bit, 184-pin ... In CPU_FSB nVidia nForce2 400 Chipset 0 1 23 4 5 PRI_IDE1 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...
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... CPU has a "marked" corner. This corner is detached from the wall socket before you install motherboard components or change any component. 2. Whenever you uninstall any component, ensure that came with a notch, and/or a golden square or triangle. ASUS A7N8X-X Motherboard 1-7 Refer to support all the latest computing platforms and applications. 1.5 Before you proceed Take...
... CPU has a "marked" corner. This corner is detached from the wall socket before you install motherboard components or change any component. 2. Whenever you uninstall any component, ensure that came with a notch, and/or a golden square or triangle. ASUS A7N8X-X Motherboard 1-7 Refer to support all the latest computing platforms and applications. 1.5 Before you proceed Take...
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...a DIMM socket by pressing the retaining clips outward. 2. DO NOT force a DIMM into place. 1.8 Expansion slots The A7N8X-X motherboard has six (6) expansion slots. Visit ASUS website (www.asus.com) for latest DDR400 Qualified Vendor List. 1.7.1 Installing a DIMM 1. Make sure the memory frequency and bus frequency setting ... lock into a socket to 3GB non-ECC PC3200/2700/2100/1600 DDR.. 104 Pins ® A7N8X-X 80 Pins A7N8X-X 184-Pin DDR DIMM Sockets 1. 1.7 System memory The motherboard has three Double Data Rate (DDR) DIMM sockets that supports up to avoid damaging the DIMM. ...
...a DIMM socket by pressing the retaining clips outward. 2. DO NOT force a DIMM into place. 1.8 Expansion slots The A7N8X-X motherboard has six (6) expansion slots. Visit ASUS website (www.asus.com) for latest DDR400 Qualified Vendor List. 1.7.1 Installing a DIMM 1. Make sure the memory frequency and bus frequency setting ... lock into a socket to 3GB non-ECC PC3200/2700/2100/1600 DDR.. 104 Pins ® A7N8X-X 80 Pins A7N8X-X 184-Pin DDR DIMM Sockets 1. 1.7 System memory The motherboard has three Double Data Rate (DDR) DIMM sockets that supports up to avoid damaging the DIMM. ...
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... golden fingers to ensure that supports +1.5V AGP 8X cards. used - - used - - shared - - - 1.8.3 AGP slot This motherboard has an Accelerated Graphics Port (AGP) slot that they fit the AGP slot on your motherboard. ® A7N8X-X Keyed for ISA or PCI devices. IRQ assignments for expansion cards. Sometimes IRQs are "shared" by more...PS/2 Compatible Mouse Port 13 Numeric Data Processor 14* Primary Ultra ATA Controller 15* Secondary Ultra ATA Controller *These IRQs are usually available for 1.5v A7N8X-X Accelerated Graphics Port (AGP) ASUS A7N8X-X Motherboard 1-9
... golden fingers to ensure that supports +1.5V AGP 8X cards. used - - used - - shared - - - 1.8.3 AGP slot This motherboard has an Accelerated Graphics Port (AGP) slot that they fit the AGP slot on your motherboard. ® A7N8X-X Keyed for ISA or PCI devices. IRQ assignments for expansion cards. Sometimes IRQs are "shared" by more...PS/2 Compatible Mouse Port 13 Numeric Data Processor 14* Primary Ultra ATA Controller 15* Secondary Ultra ATA Controller *These IRQs are usually available for 1.5v A7N8X-X Accelerated Graphics Port (AGP) ASUS A7N8X-X Motherboard 1-9
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... in low power mode) using the connected USB devices. This feature requires a power supply that you can provide at least 2A on the motherboard. 1. Otherwise, the system does not power up the computer from S3 sleep mode (no power to CPU, DRAM in slow refresh, power... USB header that can connect to 1-2 pins (default), enable support for FSB 200 only. ® A7N8X-X CPU_FSB 1 2 FSB400/333/266 (Default) 2 3 FSB200 1-10 A7N8X-X CPU FSB Jumper Setting Chapter 1: Motherboard Information USBPWR_56 is for the rear USB port. The total current consumed must NOT exceed the power supply...
... in low power mode) using the connected USB devices. This feature requires a power supply that you can provide at least 2A on the motherboard. 1. Otherwise, the system does not power up the computer from S3 sleep mode (no power to CPU, DRAM in slow refresh, power... USB header that can connect to 1-2 pins (default), enable support for FSB 200 only. ® A7N8X-X CPU_FSB 1 2 FSB400/333/266 (Default) 2 3 FSB200 1-10 A7N8X-X CPU FSB Jumper Setting Chapter 1: Motherboard Information USBPWR_56 is for the rear USB port. The total current consumed must NOT exceed the power supply...
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... 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 To erase the RTC RAM: 1. Plug the power cord and turn ON the computer. 6. Move the jumper caps from ... boot process and enter BIOS setup to enable or disable the keyboard wake-up the computer when you to re-enter data. ® A7N8X-X A7N8X-X Clear RTC RAM CLRTC1 12 23 Normal (Default) Clear CMOS 4. Set this jumper to pins 2-3 (+5VSB) if you wish to wake up ...
... 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 To erase the RTC RAM: 1. Plug the power cord and turn ON the computer. 6. Move the jumper caps from ... boot process and enter BIOS setup to enable or disable the keyboard wake-up the computer when you to re-enter data. ® A7N8X-X A7N8X-X Clear RTC RAM CLRTC1 12 23 Normal (Default) Clear CMOS 4. Set this jumper to pins 2-3 (+5VSB) if you wish to wake up ...
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...to the UltraDMA/133/100/66 master device. 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 UltraDMA cable connector. one for the primary IDE ...jumper settings. If you install two hard disks, you connect the cables. 1.10 Connectors This section describes and illustrates the connectors on the motherboard. 1. Connect the cable's blue connector to the primary (recommended) or secondary IDE connector, then connect the gray connector to the UltraDMA...
...to the UltraDMA/133/100/66 master device. 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 UltraDMA cable connector. one for the primary IDE ...jumper settings. If you install two hard disks, you connect the cables. 1.10 Connectors This section describes and illustrates the connectors on the motherboard. 1. Connect the cable's blue connector to the primary (recommended) or secondary IDE connector, then connect the gray connector to the UltraDMA...
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... the connectors completely fit. Floppy disk drive connector (34-1 pin FLOPPY1) This connector supports the provided floppy drive ribbon cable. ASUS A7N8X-X Motherboard 1-13 FLOPPY1 ® A7N8X-X NOTE: Orient the red markings on the +5-volt standby lead (+5VSB). The plugs from the power supply are designed to... PS_ON# COM COM COM -5.0VDC +5.0VDC +5.0VDC A7N8X-X ATX Power Connector +3.3VDC +3.3VDC COM +5.0VDC COM +5.0VDC COM PWR_OK +5VSB +12.0VDC If you will need to replace the power supply in only one end to the motherboard, connect the other end to the floppy drive. ...
... the connectors completely fit. Floppy disk drive connector (34-1 pin FLOPPY1) This connector supports the provided floppy drive ribbon cable. ASUS A7N8X-X Motherboard 1-13 FLOPPY1 ® A7N8X-X NOTE: Orient the red markings on the +5-volt standby lead (+5VSB). The plugs from the power supply are designed to... PS_ON# COM COM COM -5.0VDC +5.0VDC +5.0VDC A7N8X-X ATX Power Connector +3.3VDC +3.3VDC COM +5.0VDC COM +5.0VDC COM PWR_OK +5VSB +12.0VDC If you will need to replace the power supply in only one end to the motherboard, connect the other end to the floppy drive. ...
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... the back panel are inadequate, one USB header is available for playing or editing audio files. +5V J1B2 J1CY GND GND J1CX J1B1 +5V ® A7N8X-X A7N8X-X Game Connector GAME1 MIDI_IN J2B2 J2CY MIDI_OUT J2CX J2B1 +5V 1-14 Chapter 1: Motherboard Information USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P5USB_P5+ GND ®...
... the back panel are inadequate, one USB header is available for playing or editing audio files. +5V J1B2 J1CY GND GND J1CX J1B1 +5V ® A7N8X-X A7N8X-X Game Connector GAME1 MIDI_IN J2B2 J2CY MIDI_OUT J2CX J2B1 +5V 1-14 Chapter 1: Motherboard Information USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P5USB_P5+ GND ®...
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... fan connectors support cooling fans of 350mA~740mA (8.88W max.) or a total of sufficient air flow within the system may damage the motherboard components. Chassis intrusion connector (4-1 pin CHASSIS1) This lead is for a chassis designed with a jumper cap. Lack of 1A~2.22A (... intrusion detection feature. 6. DO NOT place jumper caps on the motherboard, making sure that the black wire of each cable matches the ground pin of the connector. CHASSIS1 +5Volt (Power Supply Stand By) Chassis Signal Ground ® A7N8X-X 1 A7N8X-X Chassis Open Alarm Lead ASUS A7N8X-X Motherboard 1-15
... fan connectors support cooling fans of 350mA~740mA (8.88W max.) or a total of sufficient air flow within the system may damage the motherboard components. Chassis intrusion connector (4-1 pin CHASSIS1) This lead is for a chassis designed with a jumper cap. Lack of 1A~2.22A (... intrusion detection feature. 6. DO NOT place jumper caps on the motherboard, making sure that the black wire of each cable matches the ground pin of the connector. CHASSIS1 +5Volt (Power Supply Stand By) Chassis Signal Ground ® A7N8X-X 1 A7N8X-X Chassis Open Alarm Lead ASUS A7N8X-X Motherboard 1-15
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... IDELED1) This 2-pin connector connects to the primary or secondary IDE slots. IDELED1 ® A7N8X-X TIP: If the case-mounted LED does not light, try reversing the 2-pin plug. A7N8X-X IDE Activity LED 10. OnBoard LED The green Light Emitting Diode (LED) lights-ON if... of any of audio devices. Front panel audio connectors (10-1 pin FP_AUDIO1) This is turned off. ® A7N8X-X A7N8X-X Onboard LED 1-16 PWR_LED1 ON Standby Power OFF Powered Off Chapter 1: Motherboard Information 8. FPAUDIO1 AGND +5VA BLINE_OUT_R BLINE_OUT_L MIC2 MICPWR Line out_R NC Line out_L ®...
... IDELED1) This 2-pin connector connects to the primary or secondary IDE slots. IDELED1 ® A7N8X-X TIP: If the case-mounted LED does not light, try reversing the 2-pin plug. A7N8X-X IDE Activity LED 10. OnBoard LED The green Light Emitting Diode (LED) lights-ON if... of any of audio devices. Front panel audio connectors (10-1 pin FP_AUDIO1) This is turned off. ® A7N8X-X A7N8X-X Onboard LED 1-16 PWR_LED1 ON Standby Power OFF Powered Off Chapter 1: Motherboard Information 8. FPAUDIO1 AGND +5VA BLINE_OUT_R BLINE_OUT_L MIC2 MICPWR Line out_R NC Line out_L ®...
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... connector then install the bracket into a slot opening at the back of the system chassis. ® A7N8X-X COM2 PIN 1 A7N8X-X Serial COM2 Bracket ASUS A7N8X-X Motherboard 1-17 Power Supply Thermal Sensor (2-pin PWRTMP1) This header supports a thermal sensor for the power supply. ®...; A7N8X-X PWRTMP1 PWRTMP Ground A7N8X-X Power Supply Thermal Connector 13. Modem-In Ground Ground Modem-Out Right Audio Channel ...
... connector then install the bracket into a slot opening at the back of the system chassis. ® A7N8X-X COM2 PIN 1 A7N8X-X Serial COM2 Bracket ASUS A7N8X-X Motherboard 1-17 Power Supply Thermal Sensor (2-pin PWRTMP1) This header supports a thermal sensor for the power supply. ®...; A7N8X-X PWRTMP1 PWRTMP Ground A7N8X-X Power Supply Thermal Connector 13. Modem-In Ground Ground Modem-Out Right Audio Channel ...
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Use the ten pins as shown in BIOS to impede sound output from the module to the motherboard SIR connector according to a small opening on the system chassis that allows digital instead of analog sound input and output. 14. Digital Audio Connector ... Connector Standard Infrared (SIR) Front View Back View IRTX +5V GND (NC) IRRX 1-18 Chapter 1: Motherboard Information GND GND ® A7N8X-X 1 SPDIF1 SPDIF_IN +5V SPDIF_OUT A7N8X-X Digital Audio Connector When you input sound for optional S/PDIF audio module that support this feature. Mute LINE_OUT to set UART2 for use with ...
Use the ten pins as shown in BIOS to impede sound output from the module to the motherboard SIR connector according to a small opening on the system chassis that allows digital instead of analog sound input and output. 14. Digital Audio Connector ... Connector Standard Infrared (SIR) Front View Back View IRTX +5V GND (NC) IRRX 1-18 Chapter 1: Motherboard Information GND GND ® A7N8X-X 1 SPDIF1 SPDIF_IN +5V SPDIF_OUT A7N8X-X Digital Audio Connector When you input sound for optional S/PDIF audio module that support this feature. Mute LINE_OUT to set UART2 for use with ...
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... 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. A7N8X-X System Panel Connectors • System Power LED Lead (3-1 pin PLED) This 3-1 pin connector connects...(4-pin SPEAKER) This 4-pin connector connects to the case-mounted speaker and allows you turn on the BIOS or OS settings. ASUS A7N8X-X Motherboard 1-19 System panel connector (20-pin PANEL1) This connector accommodates several system front panel functions. Pressing the power switch turns the ...
... 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. A7N8X-X System Panel Connectors • System Power LED Lead (3-1 pin PLED) This 3-1 pin connector connects...(4-pin SPEAKER) This 4-pin connector connects to the case-mounted speaker and allows you turn on the BIOS or OS settings. ASUS A7N8X-X Motherboard 1-19 System panel connector (20-pin PANEL1) This connector accommodates several system front panel functions. Pressing the power switch turns the ...