Motherboard DIY Troubleshooting Guide
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® A7M266 266MHz FSB DDR RAM AGP Pro Socket A Motherboard USER'S MANUAL
® A7M266 266MHz FSB DDR RAM AGP Pro Socket A Motherboard USER'S MANUAL
Motherboard DIY Troubleshooting Guide
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... Features 10 2.1.4 Performance Features 10 2.1.5 Intelligence 11 2.2 Motherboard Components 12 2.2.1 Component Locations 13 3. BIOS SETUP 47 4.1 Managing and Updating Your BIOS 47 4.1.1 Upon First Use of the Computer System 47 4.1.2 Updating BIOS Procedures 48 4.2 BIOS Setup Program 51 4.2.1 BIOS Menu Bar 52 4.2.2 Legend Bar 52 4 ASUS A7M266 User's Manual CONTENTS 1. INTRODUCTION 7 1.1 How This...
... Features 10 2.1.4 Performance Features 10 2.1.5 Intelligence 11 2.2 Motherboard Components 12 2.2.1 Component Locations 13 3. BIOS SETUP 47 4.1 Managing and Updating Your BIOS 47 4.1.1 Upon First Use of the Computer System 47 4.1.2 Updating BIOS Procedures 48 4.2 BIOS Setup Program 51 4.2.1 BIOS Menu Bar 52 4.2.2 Legend Bar 52 4 ASUS A7M266 User's Manual CONTENTS 1. INTRODUCTION 7 1.1 How This...
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... Up Control 76 4.5.2 Hardware Monitor 78 4.6 Boot Menu 79 4.7 Exit Menu 81 5. SOFTWARE REFERENCE 87 6.1 ASUS PC Probe 87 6.2 ASUS Update 92 6.3 YAMAHA XGPlayer 93 7. SOFTWARE SETUP 83 5.1 Install Operating System 83 5.2 Start Windows 83 5.3 A7 Series Motherboard Support CD 83 5.4 Uninstalling Programs 85 6. APPENDIX 97 7.1 Modem Riser 97 7.2 Glossary 99 ASUS A7M266 User's Manual 5
... Up Control 76 4.5.2 Hardware Monitor 78 4.6 Boot Menu 79 4.7 Exit Menu 81 5. SOFTWARE REFERENCE 87 6.1 ASUS PC Probe 87 6.2 ASUS Update 92 6.3 YAMAHA XGPlayer 93 7. SOFTWARE SETUP 83 5.1 Install Operating System 83 5.2 Start Windows 83 5.3 A7 Series Motherboard Support CD 83 5.4 Uninstalling Programs 85 6. APPENDIX 97 7.1 Modem Riser 97 7.2 Glossary 99 ASUS A7M266 User's Manual 5
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.... APPENDIX Optional items and general reference 1.2 Item Checklist Check that your retailer. 1. Package Contents (1) ASUS Motherboard (1) 40-pin 80-conductor ribbon cable for internal UltraDMA/ 100 / UltraDMA/66 (also compatible with drivers and utilities (1) This Motherboard User's Manual ASUS A7M266 User's Manual 7 If you discover damaged or missing items, contact your package is divided into...
.... APPENDIX Optional items and general reference 1.2 Item Checklist Check that your retailer. 1. Package Contents (1) ASUS Motherboard (1) 40-pin 80-conductor ribbon cable for internal UltraDMA/ 100 / UltraDMA/66 (also compatible with drivers and utilities (1) This Motherboard User's Manual ASUS A7M266 User's Manual 7 If you discover damaged or missing items, contact your package is divided into...
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...multimedia requirements. • Stepless Frequency Selection: Allows CPU external (FSB) frequency settings to 100MB/sec; FEATURES 2.1 The ASUS A7M266 The ASUS A7M266 motherboard is carefully designed for the value-conscious PC user who wants advanced features processed by the fastest processors. 2.1.1 Specifications ... of the processor's external frequency. • AGP Pro Slot: Supports AGP/AGP Pro cards for more peripheral connectivity options. 8 ASUS A7M266 User's Manual 2. bus interface with two connectors that supports a Wake-On-Ring connector. • USB: Supports up to ...
...multimedia requirements. • Stepless Frequency Selection: Allows CPU external (FSB) frequency settings to 100MB/sec; FEATURES 2.1 The ASUS A7M266 The ASUS A7M266 motherboard is carefully designed for the value-conscious PC user who wants advanced features processed by the fastest processors. 2.1.1 Specifications ... of the processor's external frequency. • AGP Pro Slot: Supports AGP/AGP Pro cards for more peripheral connectivity options. 8 ASUS A7M266 User's Manual 2. bus interface with two connectors that supports a Wake-On-Ring connector. • USB: Supports up to ...
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... with high speed PCI v2.1 bus controller and legacy SB® DSP audio emulator. ASUS A7M266 User's Manual 9 FEATURES • One Touch Management: Supports an optional ASUS iPanel, an easy to access box with external peripherals, personal gadgets, or an optional ...Enhanced ACPI & Anti-Boot Virus Protection: Programmable BIOS (Flash EEPROM), offering enhanced ACPI for Windows 982000/Millenium compatibility, built-in this motherboard are colorcoded. 2.1.2 Specifications - Optional Components • Smart Networking (optional): Features the 3Com 3C920 Fast Ethernet controller, which supports ...
... with high speed PCI v2.1 bus controller and legacy SB® DSP audio emulator. ASUS A7M266 User's Manual 9 FEATURES • One Touch Management: Supports an optional ASUS iPanel, an easy to access box with external peripherals, personal gadgets, or an optional ...Enhanced ACPI & Anti-Boot Virus Protection: Programmable BIOS (Flash EEPROM), offering enhanced ACPI for Windows 982000/Millenium compatibility, built-in this motherboard are colorcoded. 2.1.2 Specifications - Optional Components • Smart Networking (optional): Features the 3Com 3C920 Fast Ethernet controller, which supports ...
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...DDR SDRAM. 10 ASUS A7M266 User's Manual UltraDMA/100 is no need to upgrade current EIDE/IDE drives and host systems. (UltraDMA100/66 require a 40-pin 80-conductor cable to 33MB/s. With these features implemented in data transfer rates of this motherboard meet the stringent requirements... for UltraDMA/100 increases the data transfer rate to the industry standard SDRAM. This motherboard with existing DMA devices and systems so there is backward compatible with DMA...
...DDR SDRAM. 10 ASUS A7M266 User's Manual UltraDMA/100 is no need to upgrade current EIDE/IDE drives and host systems. (UltraDMA100/66 require a 40-pin 80-conductor cable to 33MB/s. With these features implemented in data transfer rates of this motherboard meet the stringent requirements... for UltraDMA/100 increases the data transfer rate to the industry standard SDRAM. This motherboard with existing DMA devices and systems so there is backward compatible with DMA...
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... Button < 4 Secs in the world! • System Resources Alert: Today's operating systems such as information providers. FEATURES Intelligence 2. ASUS A7M266 User's Manual 11 FEATURES 2.1.5 Intelligence • Dual Function Power Button: Pushing the power button for RPM and failure. When the power...application crashes. A chassis intrusion event is monitored by the ASUS ASIC to prevent system overheat and system damage. • Voltage Monitoring and Alert: System voltage levels are used up to critical motherboard components. The system resource monitor will give the user ...
... Button < 4 Secs in the world! • System Resources Alert: Today's operating systems such as information providers. FEATURES Intelligence 2. ASUS A7M266 User's Manual 11 FEATURES 2.1.5 Intelligence • Dual Function Power Button: Pushing the power button for RPM and failure. When the power...application crashes. A chassis intrusion event is monitored by the ASUS ASIC to prevent system overheat and system damage. • Voltage Monitoring and Alert: System voltage levels are used up to critical motherboard components. The system resource monitor will give the user ...
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... See opposite page for AMD Athlon/Duron Processors 2 (NOTE: A CPU thermal sensor is integrated on the motherboard, located near the center of the CPU heat source, just below the CPU socket) Chipsets AMD 761 system controller 1 VIA VT82C686B...Top) 23 Wake-On-LAN Connector 12 Wake-On-Ring Connector 10 Hardware Monitoring ASUS ASIC 9 3 Fan Power and Speed Monitoring Connectors Power ATX Power Supply Connector 18 Special Feature Onboard LED 11 Form Factor ATX 12 ASUS A7M266 User's Manual FEATURES Motherboard Parts 2. 2. Location Processor Support Socket 462 for locations.
... See opposite page for AMD Athlon/Duron Processors 2 (NOTE: A CPU thermal sensor is integrated on the motherboard, located near the center of the CPU heat source, just below the CPU socket) Chipsets AMD 761 system controller 1 VIA VT82C686B...Top) 23 Wake-On-LAN Connector 12 Wake-On-Ring Connector 10 Hardware Monitoring ASUS ASIC 9 3 Fan Power and Speed Monitoring Connectors Power ATX Power Supply Connector 18 Special Feature Onboard LED 11 Form Factor ATX 12 ASUS A7M266 User's Manual FEATURES Motherboard Parts 2. 2. Location Processor Support Socket 462 for locations.
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FEATURES 2.2.1 Component Locations 12 3 24 23 22 21 20 19 18 17 16 15 14 45 13 12 11 10 9 8 76 ASUS A7M266 User's Manual 13 2. FEATURES Motherboard Parts 2.
FEATURES 2.2.1 Component Locations 12 3 24 23 22 21 20 19 18 17 16 15 14 45 13 12 11 10 9 8 76 ASUS A7M266 User's Manual 13 2. FEATURES Motherboard Parts 2.
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HARDWARE SETUP 3.1 Motherboard Layout PS/2 T: Mouse B: Keyboard USB Top: T: USB1 RJ-45 B: USB2 COM1 USBPWR1 01 01 24.5cm (9.64in) CPU_FAN PWR_FAN DSFID DDR DIMM1 (64/72 bit, ... JEN CHA_FAN USBPORT ASUS USBPWR2 CHASSIS ASIC with Hardware IR Monitor AFPANEL IDELED SMB PANEL Grayed components are available only on certain models at the time of purchase. 14 ASUS A7M266 User's Manual PRIMARY IDE SECONDARY IDE 2Mbit Flash EEPROM (Programmable BIOS) 30.6cm (12in) Socket A C-Media CMI-8738 PCI Audio 3. H/W SETUP Motherboard Layout 3.
HARDWARE SETUP 3.1 Motherboard Layout PS/2 T: Mouse B: Keyboard USB Top: T: USB1 RJ-45 B: USB2 COM1 USBPWR1 01 01 24.5cm (9.64in) CPU_FAN PWR_FAN DSFID DDR DIMM1 (64/72 bit, ... JEN CHA_FAN USBPORT ASUS USBPWR2 CHASSIS ASIC with Hardware IR Monitor AFPANEL IDELED SMB PANEL Grayed components are available only on certain models at the time of purchase. 14 ASUS A7M266 User's Manual PRIMARY IDE SECONDARY IDE 2Mbit Flash EEPROM (Programmable BIOS) 30.6cm (12in) Socket A C-Media CMI-8738 PCI Audio 3. H/W SETUP Motherboard Layout 3.
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HARDWARE SETUP 3.2 Layout Contents 3. H/W SETUP Layout Contents Motherboard Settings 1) JEN p. 19 JumperFree Mode (JumperFree / Jumper Mode) 2) VIO VIO1 p. 20 Clock Generator Voltage Setting (3.30V / 3.56V / 3.45V) +2.5V Voltage Setting (2.7V / 2.9V / 2.8V) 3) LAN_EN p. ... p. 39 Chassis, Power Supply, CPU, Chipset Fan Connectors (3 pins) 16) USBPORT p. 40 USB Header (10-1 pins) 17) SMB p. 40 SMBus Connector (5-1 pins) 18) AFPANEL p. 41 ASUS iPanel Connector (24-1 pins) continued... ASUS A7M266 User's Manual 15 3.
HARDWARE SETUP 3.2 Layout Contents 3. H/W SETUP Layout Contents Motherboard Settings 1) JEN p. 19 JumperFree Mode (JumperFree / Jumper Mode) 2) VIO VIO1 p. 20 Clock Generator Voltage Setting (3.30V / 3.56V / 3.45V) +2.5V Voltage Setting (2.7V / 2.9V / 2.8V) 3) LAN_EN p. ... p. 39 Chassis, Power Supply, CPU, Chipset Fan Connectors (3 pins) 16) USBPORT p. 40 USB Header (10-1 pins) 17) SMB p. 40 SMBus Connector (5-1 pins) 18) AFPANEL p. 41 ASUS iPanel Connector (24-1 pins) continued... ASUS A7M266 User's Manual 15 3.
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Install the Central Processing Unit (CPU) 4. Connect Ribbon Cables, Panel Wires, and Power Supply 6. HARDWARE SETUP 3.3 Getting Started Before using your computer, you must complete the following steps: 1. Setup the BIOS Software 3. H/W SETUP Getting Started ASUS A7M266 User's Manual 17 Check Motherboard Settings 2. Install Expansion Cards 5. 3. Install Memory Modules 3.
Install the Central Processing Unit (CPU) 4. Connect Ribbon Cables, Panel Wires, and Power Supply 6. HARDWARE SETUP 3.3 Getting Started Before using your computer, you must complete the following steps: 1. Setup the BIOS Software 3. H/W SETUP Getting Started ASUS A7M266 User's Manual 17 Check Motherboard Settings 2. Install Expansion Cards 5. 3. Install Memory Modules 3.
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... and/or jumpers. The onboard LED when lit acts as the power supply case. 3. H/W SETUP Motherboard Settings 01 01 A7M266 ® A7M266 Onboard LED ON Standby Power OFF Powered Off 18 ASUS A7M266 User's Manual To protect them against damage from the system. 5. Unplug your computer when working on ...your computer. 1. If you unplug your hands to a safely grounded object or to your motherboard's function settings through the use of ...
... and/or jumpers. The onboard LED when lit acts as the power supply case. 3. H/W SETUP Motherboard Settings 01 01 A7M266 ® A7M266 Onboard LED ON Standby Power OFF Powered Off 18 ASUS A7M266 User's Manual To protect them against damage from the system. 5. Unplug your computer when working on ...your computer. 1. If you unplug your hands to a safely grounded object or to your motherboard's function settings through the use of ...
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..., all the switches in the OFF position. 01 01 01 01 A7M266 ® A7M266 DIP Switch DSCKF ON 1234 OFF ON 1. ASUS A7M266 User's Manual 19 The example below shows all VID1-4 must be made through the DIP switches. H/W SETUP Motherboard Settings 3. DSCKF) The motherboard's onboard functions are adjusted through the BIOS setup (see 4.4 Advanced Menu...
..., all the switches in the OFF position. 01 01 01 01 A7M266 ® A7M266 DIP Switch DSCKF ON 1234 OFF ON 1. ASUS A7M266 User's Manual 19 The example below shows all VID1-4 must be made through the DIP switches. H/W SETUP Motherboard Settings 3. DSCKF) The motherboard's onboard functions are adjusted through the BIOS setup (see 4.4 Advanced Menu...
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...of your computer component's life. Setting 2.7 Volt 2.9 Volt 2.8 Volt VIO1 [1-2] (default) [2-3] [3-4] Setting 3.30 Volt 3.56 Volt 3.45 Volt VIO [1-2] (default) [2-3] [3-4] A7M266 ® A7M266 Voltage Settings 2 1 2.7 Volt (default) 2 1 3.30 Volt (default) VIO1 3 2 2.9 Volt VIO 3 2 4 3 2.8 Volt 4 3 3.56 Volt 3.45 Volt... the clock generator and VIO1 (for better system reliability. H/W SETUP Motherboard Settings A7M266 ® A7M266 Lan Setting LAN_EN 12 23 Disable Enable (default) 20 ASUS A7M266 User's Manual The default voltage should be enabled or disabled using this...
...of your computer component's life. Setting 2.7 Volt 2.9 Volt 2.8 Volt VIO1 [1-2] (default) [2-3] [3-4] Setting 3.30 Volt 3.56 Volt 3.45 Volt VIO [1-2] (default) [2-3] [3-4] A7M266 ® A7M266 Voltage Settings 2 1 2.7 Volt (default) 2 1 3.30 Volt (default) VIO1 3 2 2.9 Volt VIO 3 2 4 3 2.8 Volt 4 3 3.56 Volt 3.45 Volt... the clock generator and VIO1 (for better system reliability. H/W SETUP Motherboard Settings A7M266 ® A7M266 Lan Setting LAN_EN 12 23 Disable Enable (default) 20 ASUS A7M266 User's Manual The default voltage should be enabled or disabled using this...
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...A7M266 Onboard Audio Setting ASUS A7M266 User's Manual 21 3. Your computer will not power ON if you set this jumper. HARDWARE SETUP 4) USB Device Wake Up (USBPWR1, USBPWR2) Set these jumpers are set to +5V because not all computers have the appropriate ATX power supply. H/W SETUP Motherboard... Settings 01 01 01 01 3. power supply in a reduced power mode). Setting +5V +5VSB USBPWR1, USBPWR2 [2-3] (default) [1-2] A7M266 ® A7M266 USB Device Wake Up USBPWR1 USBPWR2 12 23 +5VSB +5V (default...
...A7M266 Onboard Audio Setting ASUS A7M266 User's Manual 21 3. Your computer will not power ON if you set this jumper. HARDWARE SETUP 4) USB Device Wake Up (USBPWR1, USBPWR2) Set these jumpers are set to +5V because not all computers have the appropriate ATX power supply. H/W SETUP Motherboard... Settings 01 01 01 01 3. power supply in a reduced power mode). Setting +5V +5VSB USBPWR1, USBPWR2 [2-3] (default) [1-2] A7M266 ® A7M266 USB Device Wake Up USBPWR1 USBPWR2 12 23 +5VSB +5V (default...
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... be set the CPU Frequency). Frequencies other than the recommended CPU bus frequencies are not guaranteed to Jumper mode or [1-2]. 2. H/W SETUP Motherboard Settings 22 ASUS A7M266 User's Manual WARE SETUP] must be stable. It may result in 3. HARD- DSCKF 01 01 ON 1234 ON 1234 ON 1234 CPU... 100MHz 103MHz 105MHz ON 1234 ON 1234 ON 1234 A7M266 ® CPU 110MHz A7M266 CPU External Frequency Selection 115MHz 133MHz WARNING! To use ...
... be set the CPU Frequency). Frequencies other than the recommended CPU bus frequencies are not guaranteed to Jumper mode or [1-2]. 2. H/W SETUP Motherboard Settings 22 ASUS A7M266 User's Manual WARE SETUP] must be stable. It may result in 3. HARD- DSCKF 01 01 ON 1234 ON 1234 ON 1234 CPU... 100MHz 103MHz 105MHz ON 1234 ON 1234 ON 1234 A7M266 ® CPU 110MHz A7M266 CPU External Frequency Selection 115MHz 133MHz WARNING! To use ...
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3. H/W SETUP Motherboard Settings ASUS A7M266 User's Manual 23 HARDWARE SETUP Manual CPU Settings NOTE: JumperFree mode must be disabled . Set the DIP switches by the internal speed of your processor ... 7.0x Duron 650MHz 6.5x 100MHz 100MHz 100MHz [ON] [OFF] [ON] [ON] [ON] [OFF] [ON] [ON] [ON] [OFF] [ON] [ON] For updated processor settings, visit the ASUS web site (see ASUS CONTACT INFORMATION). 3.
3. H/W SETUP Motherboard Settings ASUS A7M266 User's Manual 23 HARDWARE SETUP Manual CPU Settings NOTE: JumperFree mode must be disabled . Set the DIP switches by the internal speed of your processor ... 7.0x Duron 650MHz 6.5x 100MHz 100MHz 100MHz [ON] [OFF] [ON] [ON] [ON] [OFF] [ON] [ON] [ON] [OFF] [ON] [ON] For updated processor settings, visit the ASUS web site (see ASUS CONTACT INFORMATION). 3.
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... to the CPU VID configuration. CPU Default means the Vcore is recommended to manually adjust the CPU core voltage. A7M266 ® A7M266 CPU Core Voltage Selection 01 01 1234 VID4 1234 1234 VID3 VID2 VID1 1.85/1.825Volts 1.8/1.775Volts 1.75/1.725Volts VID4... VID1 1.25/1.225Volts 1.20/1.175Volts 1.15/1.125Volts VID4 VID3 VID2 VID1 1.10/1.075Volts CPU Default/ JumperFree (Default) 3. H/W SETUP Motherboard Settings 24 ASUS A7M266 User's Manual 3. For each jumper setting, there are two voltage options, depending on the CPU used. HARDWARE SETUP 7) Voltage Regulator...
... to the CPU VID configuration. CPU Default means the Vcore is recommended to manually adjust the CPU core voltage. A7M266 ® A7M266 CPU Core Voltage Selection 01 01 1234 VID4 1234 1234 VID3 VID2 VID1 1.85/1.825Volts 1.8/1.775Volts 1.75/1.725Volts VID4... VID1 1.25/1.225Volts 1.20/1.175Volts 1.15/1.125Volts VID4 VID3 VID2 VID1 1.10/1.075Volts CPU Default/ JumperFree (Default) 3. H/W SETUP Motherboard Settings 24 ASUS A7M266 User's Manual 3. For each jumper setting, there are two voltage options, depending on the CPU used. HARDWARE SETUP 7) Voltage Regulator...