Motherboard DIY Troubleshooting Guide
Page 1
® 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
Page 2
... by any of the means indicated on the product itself. For previous or updated manuals, BIOS, drivers, or product release information, contact ASUS at http://www.asus.com.tw or through any means, except documentation kept by the purchaser for each ...without the express written permission of ASUSTeK COMPUTER INC. ("ASUS"). Manual revisions are represented by the third digit in the manual revision number. Product Name: ASUS A7M266 Manual Revision: 1.04 E776 Release Date: May 2001 2 ASUS A7M266 User's Manual ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS...
... by any of the means indicated on the product itself. For previous or updated manuals, BIOS, drivers, or product release information, contact ASUS at http://www.asus.com.tw or through any means, except documentation kept by the purchaser for each ...without the express written permission of ASUSTeK COMPUTER INC. ("ASUS"). Manual revisions are represented by the third digit in the manual revision number. Product Name: ASUS A7M266 Manual Revision: 1.04 E776 Release Date: May 2001 2 ASUS A7M266 User's Manual ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS...
Motherboard DIY Troubleshooting Guide
Page 3
...) Notebook (Tel): +886-2-2890-7122 (English) Desktop/Server (Tel):+886-2-2890-7123 (English) Fax: +886-2-2893-7775 Email: tsd@asus.com.tw WWW: www.asus.com.tw FTP: ftp.asus.com.tw/pub/ASUS ASUS COMPUTER INTERNATIONAL (America) Marketing Address: 6737 Mowry Avenue, Mowry Business Center, Building 2 Newark, CA 94560, USA Fax: +1-510-608-4555... Fax: +49-2102-9599-11 Support (Email): www.asuscom.de/de/support (for online support) WWW: www.asuscom.de FTP: ftp.asuscom.de/pub/ASUSCOM ASUS A7M266 User's Manual 3
...) Notebook (Tel): +886-2-2890-7122 (English) Desktop/Server (Tel):+886-2-2890-7123 (English) Fax: +886-2-2893-7775 Email: tsd@asus.com.tw WWW: www.asus.com.tw FTP: ftp.asus.com.tw/pub/ASUS ASUS COMPUTER INTERNATIONAL (America) Marketing Address: 6737 Mowry Avenue, Mowry Business Center, Building 2 Newark, CA 94560, USA Fax: +1-510-608-4555... Fax: +49-2102-9599-11 Support (Email): www.asuscom.de/de/support (for online support) WWW: www.asuscom.de FTP: ftp.asuscom.de/pub/ASUSCOM ASUS A7M266 User's Manual 3
Motherboard DIY Troubleshooting Guide
Page 4
... 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 INTRODUCTION 7 1.1 How This Manual Is Organized 7 1.2 Item Checklist 7 2. FEATURES 8 2.1 The...
... 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 INTRODUCTION 7 1.1 How This Manual Is Organized 7 1.2 Item Checklist 7 2. FEATURES 8 2.1 The...
Motherboard DIY Troubleshooting Guide
Page 5
APPENDIX 97 7.1 Modem Riser 97 7.2 Glossary 99 ASUS A7M266 User's Manual 5 SOFTWARE REFERENCE 87 6.1 ASUS PC Probe 87 6.2 ASUS Update 92 6.3 YAMAHA XGPlayer 93 7. CONTENTS 4.3 Main Menu 54 4.3.1 Primary & Secondary Master/Slave 55 4.3.2 Keyboard Features 58 4.4 Advanced Menu 60 4.4.1 Chip Configuration 63 4.4.2 I/O Device Configuration ...
APPENDIX 97 7.1 Modem Riser 97 7.2 Glossary 99 ASUS A7M266 User's Manual 5 SOFTWARE REFERENCE 87 6.1 ASUS PC Probe 87 6.2 ASUS Update 92 6.3 YAMAHA XGPlayer 93 7. CONTENTS 4.3 Main Menu 54 4.3.1 Primary & Secondary Master/Slave 55 4.3.2 Keyboard Features 58 4.4 Advanced Menu 60 4.4.1 Chip Configuration 63 4.4.2 I/O Device Configuration ...
Motherboard DIY Troubleshooting Guide
Page 6
... Canadian ICES-003. WARNING! Government Printing Office. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. 6 ASUS A7M266 User's Manual Operation is no guarantee that interference will not occur in a particular installation. However, there is subject to the following measures: • Re-orient or relocate...
... Canadian ICES-003. WARNING! Government Printing Office. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. 6 ASUS A7M266 User's Manual Operation is no guarantee that interference will not occur in a particular installation. However, there is subject to the following measures: • Re-orient or relocate...
Motherboard DIY Troubleshooting Guide
Page 7
... motherboard. 4. FEATURES Production information and specifications 3. SOFTWARE REFERENCE Reference material for one 5.25" and two 3.5" floppy disk drives (1) ASUS 2-port USB Connector Set (1) Bag of spare jumper caps (1) ASUS Support CD with drivers and utilities (1) This Motherboard User's Manual ASUS A7M266 User's Manual 7 APPENDIX Optional items and general reference 1.2 Item Checklist Check that your retailer. INTRODUCTION...
... motherboard. 4. FEATURES Production information and specifications 3. SOFTWARE REFERENCE Reference material for one 5.25" and two 3.5" floppy disk drives (1) ASUS 2-port USB Connector Set (1) Bag of spare jumper caps (1) ASUS Support CD with drivers and utilities (1) This Motherboard User's Manual ASUS A7M266 User's Manual 7 APPENDIX Optional items and general reference 1.2 Item Checklist Check that your retailer. INTRODUCTION...
Motherboard DIY Troubleshooting Guide
Page 8
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 • AMD Athlon™/... chipset with AGP/PCI/Memory controller supports a 266MHz Front Side Bus (FSB), supports DDR SDRAM DIMM, complies with support for more peripheral connectivity options. 8 ASUS A7M266 User's Manual USB controller with root hub and four function ports. • PC2100 / PC1600 DDR SDRAM Support: Equipped with the highest bandwidth and lowest latency currently available...
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 • AMD Athlon™/... chipset with AGP/PCI/Memory controller supports a 266MHz Front Side Bus (FSB), supports DDR SDRAM DIMM, complies with support for more peripheral connectivity options. 8 ASUS A7M266 User's Manual USB controller with root hub and four function ports. • PC2100 / PC1600 DDR SDRAM Support: Equipped with the highest bandwidth and lowest latency currently available...
Motherboard DIY Troubleshooting Guide
Page 9
...a hard disk drive. FEATURES • One Touch Management: Supports an optional ASUS iPanel, an easy to meet PC 99 compliancy, major connectors in this motherboard are colorcoded. 2.1.2 Specifications - ASUS A7M266 User's Manual 9 2. Optional Components • Smart Networking (optional): Features the 3Com 3C920...gadgets, or an optional remote controller. • Desktop Management Interface (DMI): Supports DMI through the onboard hardware ASUS ASIC and the bundled ASUS PC Probe. • SMBus: Features the System Management Bus interface, which is used to physically transport commands...
...a hard disk drive. FEATURES • One Touch Management: Supports an optional ASUS iPanel, an easy to meet PC 99 compliancy, major connectors in this motherboard are colorcoded. 2.1.2 Specifications - ASUS A7M266 User's Manual 9 2. Optional Components • Smart Networking (optional): Features the 3Com 3C920...gadgets, or an optional remote controller. • Desktop Management Interface (DMI): Supports DMI through the onboard hardware ASUS ASIC and the bundled ASUS PC Probe. • SMBus: Features the System Management Bus interface, which is used to physically transport commands...
Motherboard DIY Troubleshooting Guide
Page 10
... Access Memory (SDRAM), which is backward compatible with DMA/66, DMA/33, and DMA and with its chipset and support for 100MHz DDR SDRAM. 10 ASUS A7M266 User's Manual This new memory technology increases performance by PC 99. 2.1.4 Performance Features • Concurrent PCI: Concurrent PCI allows multiple PCI transfers from PCI master busses...
... Access Memory (SDRAM), which is backward compatible with DMA/66, DMA/33, and DMA and with its chipset and support for 100MHz DDR SDRAM. 10 ASUS A7M266 User's Manual This new memory technology increases performance by PC 99. 2.1.4 Performance Features • Concurrent PCI: Concurrent PCI allows multiple PCI transfers from PCI master busses...
Motherboard DIY Troubleshooting Guide
Page 11
When the power button is monitored by the ASUS ASIC to prevent system overheat and system damage. • Voltage Monitoring and Alert: System voltage levels are monitored to ensure stable voltage to critical motherboard ... the mailbox. Through the way a particular LED illuminates, the user can be turned on remotely through the ASUS ASIC. A chassis intrusion event is necessary to present enormous user interfaces and run large applications. ASUS A7M266 User's Manual 11 The system resource monitor will give the user information on -hand, users can access vital information...
When the power button is monitored by the ASUS ASIC to prevent system overheat and system damage. • Voltage Monitoring and Alert: System voltage levels are monitored to ensure stable voltage to critical motherboard ... the mailbox. Through the way a particular LED illuminates, the user can be turned on remotely through the ASUS ASIC. A chassis intrusion event is necessary to present enormous user interfaces and run large applications. ASUS A7M266 User's Manual 11 The system resource monitor will give the user information on -hand, users can access vital information...
Motherboard DIY Troubleshooting Guide
Page 12
... 1 LAN (RJ45) Connector 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 Location Processor Support Socket 462 for locations. 2. FEATURES Motherboard Parts 2.
... 1 LAN (RJ45) Connector 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 Location Processor Support Socket 462 for locations. 2. FEATURES Motherboard Parts 2.
Motherboard DIY Troubleshooting Guide
Page 13
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 FEATURES Motherboard Parts 2. 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 FEATURES Motherboard Parts 2. 2.
Motherboard DIY Troubleshooting Guide
Page 14
... Cell CMOS Power VIA VT82C686B ® PCIset CLRTC JTPWR 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 H/W SETUP Motherboard Layout 3. PRIMARY IDE SECONDARY IDE 2Mbit Flash EEPROM (Programmable BIOS...
... Cell CMOS Power VIA VT82C686B ® PCIset CLRTC JTPWR 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 H/W SETUP Motherboard Layout 3. PRIMARY IDE SECONDARY IDE 2Mbit Flash EEPROM (Programmable BIOS...
Motherboard DIY Troubleshooting Guide
Page 15
ASUS A7M266 User's Manual 15 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 ... 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... HARDWARE SETUP 3.2 Layout Contents 3.
ASUS A7M266 User's Manual 15 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 ... 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... HARDWARE SETUP 3.2 Layout Contents 3.
Motherboard DIY Troubleshooting Guide
Page 16
H/W SETUP Layout Contents 16 ASUS A7M266 User's Manual 3. HARDWARE SETUP 19) JTPWR 20) ATXPWR 21) IDELED 22) PWR.LED (PANEL) 23) SPEAKER (PANEL) 24) MSG.LED (PANEL) 25) SMI (PANEL) 26) PWR.SW (PANEL) 27) RESET (PANEL) p. 41 Power Supply Thermal Sensor Connector (2 pins) p. 42 ATX Power Supply Connector (20 pins) p. 42 IDE Activity LED (2 pins) p. 43 System Power LED Lead (3 pins) p. 43 System Warning Speaker Connector (4 pins) p. 43 System Message LED (2 pins) p. 43 System Management Interrupt Lead (2 pins) p. 43 ATX / Soft-Off Switch Lead (2 pins) p. 43 Reset Switch Lead (2 pins) 3.
H/W SETUP Layout Contents 16 ASUS A7M266 User's Manual 3. HARDWARE SETUP 19) JTPWR 20) ATXPWR 21) IDELED 22) PWR.LED (PANEL) 23) SPEAKER (PANEL) 24) MSG.LED (PANEL) 25) SMI (PANEL) 26) PWR.SW (PANEL) 27) RESET (PANEL) p. 41 Power Supply Thermal Sensor Connector (2 pins) p. 42 ATX Power Supply Connector (20 pins) p. 42 IDE Activity LED (2 pins) p. 43 System Power LED Lead (3 pins) p. 43 System Warning Speaker Connector (4 pins) p. 43 System Message LED (2 pins) p. 43 System Management Interrupt Lead (2 pins) p. 43 ATX / Soft-Off Switch Lead (2 pins) p. 43 Reset Switch Lead (2 pins) 3.
Motherboard DIY Troubleshooting Guide
Page 17
Install the Central Processing Unit (CPU) 4. Setup the BIOS Software 3. Install Memory Modules 3. Install Expansion Cards 5. H/W SETUP Getting Started ASUS A7M266 User's Manual 17 Connect Ribbon Cables, Panel Wires, and Power Supply 6. Check Motherboard Settings 2. 3. HARDWARE SETUP 3.3 Getting Started Before using your computer, you must complete the following steps: 1.
Install the Central Processing Unit (CPU) 4. Setup the BIOS Software 3. Install Memory Modules 3. Install Expansion Cards 5. H/W SETUP Getting Started ASUS A7M266 User's Manual 17 Connect Ribbon Cables, Panel Wires, and Power Supply 6. Check Motherboard Settings 2. 3. HARDWARE SETUP 3.3 Getting Started Before using your computer, you must complete the following steps: 1.
Motherboard DIY Troubleshooting Guide
Page 18
... of switches and/or jumpers. Failure to change your motherboard, peripherals, and/or components. H/W SETUP Motherboard Settings 01 01 A7M266 ® A7M266 Onboard LED ON Standby Power OFF Powered Off 18 ASUS A7M266 User's Manual HARDWARE SETUP 3.4 Motherboard Settings This section explains in suspend or soft-off before handling computer components. WARNING! Ensure that you...
... of switches and/or jumpers. Failure to change your motherboard, peripherals, and/or components. H/W SETUP Motherboard Settings 01 01 A7M266 ® A7M266 Onboard LED ON Standby Power OFF Powered Off 18 ASUS A7M266 User's Manual HARDWARE SETUP 3.4 Motherboard Settings This section explains in suspend or soft-off before handling computer components. WARNING! Ensure that you...
Motherboard DIY Troubleshooting Guide
Page 19
... JumperFree™ Mode (JEN) This jumper allows you to [3-4]. Frequency Selection 2. The white block represents the switch's position. ASUS A7M266 User's Manual 19 Frequency Selection 3. DSCKF) The motherboard's onboard functions are adjusted through the BIOS setup (see 4.4 Advanced Menu). Frequency Selection ... be made through the DIP switches. Setting JumperFree Jumper Mode JEN [2-3] (default) [1-2] 34 VID4 VID3 VID2 VID1 A7M266 ® A7M266 JumperFree Mode Setting 12 23 Jumper Mode Jumper Free (Default) JEN NOTE: In JumperFree™ mode, all the ...
... JumperFree™ Mode (JEN) This jumper allows you to [3-4]. Frequency Selection 2. The white block represents the switch's position. ASUS A7M266 User's Manual 19 Frequency Selection 3. DSCKF) The motherboard's onboard functions are adjusted through the BIOS setup (see 4.4 Advanced Menu). Frequency Selection ... be made through the DIP switches. Setting JumperFree Jumper Mode JEN [2-3] (default) [1-2] 34 VID4 VID3 VID2 VID1 A7M266 ® A7M266 JumperFree Mode Setting 12 23 Jumper Mode Jumper Free (Default) JEN NOTE: In JumperFree™ mode, all the ...
Motherboard DIY Troubleshooting Guide
Page 20
... supplied to the chipset and DDR DIMM modules. H/W SETUP Motherboard Settings A7M266 ® A7M266 Lan Setting LAN_EN 12 23 Disable Enable (default) 20 ASUS A7M266 User's Manual HARDWARE SETUP 2) Voltage Settings (VIO/VIO1) VIO allows you to select...default) 3. 01 01 01 01 3. 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 WARNING...
... supplied to the chipset and DDR DIMM modules. H/W SETUP Motherboard Settings A7M266 ® A7M266 Lan Setting LAN_EN 12 23 Disable Enable (default) 20 ASUS A7M266 User's Manual HARDWARE SETUP 2) Voltage Settings (VIO/VIO1) VIO allows you to select...default) 3. 01 01 01 01 3. 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 WARNING...