CUW-RM User Manual
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... period of the manual revision number. Copyright © 1999 ASUSTeK COMPUTER INC. Product Name: Manual Revision: Release Date: ASUS CUW-RM 1.01 E487 December 1999 2 ASUS CUW-RM User's Manual USER'S NOTICE No part of this manual may or may be reproduced, transmitted, transcribed, stored in a retrieval... for backup purposes, without intent to the owners' benefit, without the express written permission of ASUSTeK COMPUTER INC. ("ASUS"). All Rights Reserved. ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO...
... period of the manual revision number. Copyright © 1999 ASUSTeK COMPUTER INC. Product Name: Manual Revision: Release Date: ASUS CUW-RM 1.01 E487 December 1999 2 ASUS CUW-RM User's Manual USER'S NOTICE No part of this manual may or may be reproduced, transmitted, transcribed, stored in a retrieval... for backup purposes, without intent to the owners' benefit, without the express written permission of ASUSTeK COMPUTER INC. ("ASUS"). All Rights Reserved. ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO...
CUW-RM User Manual
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... 150 Li-Te Road, Peitou, Taipei, Taiwan 112 Telephone: +886-2-2894-3447 Fax: +886-2-2894-3449 Email: info@asus.com.tw Technical Support MB/Others (Tel): +886-2-2890-7121 (English) Notebook (Tel): +886-2-2890-7122 (English) ...Desktop/Server (Tel):+886-2-2890-7123 (English) Fax: +886-2-2895-9254 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,...) WWW: www.asuscom.de FTP: ftp.asuscom.de/pub/ASUSCOM ASUS CUW-RM User's Manual 3
... 150 Li-Te Road, Peitou, Taipei, Taiwan 112 Telephone: +886-2-2894-3447 Fax: +886-2-2894-3449 Email: info@asus.com.tw Technical Support MB/Others (Tel): +886-2-2890-7121 (English) Notebook (Tel): +886-2-2890-7122 (English) ...Desktop/Server (Tel):+886-2-2890-7123 (English) Fax: +886-2-2895-9254 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,...) WWW: www.asuscom.de FTP: ftp.asuscom.de/pub/ASUSCOM ASUS CUW-RM User's Manual 3
CUW-RM User Manual
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...4.4 Advanced Menu 58 4.4.1 Chip Configuration 62 4.4.2 I/O Device Configuration 64 4.4.3 PCI Configuration 66 4.4.4 Shadow Configuration 69 4 ASUS CUW-RM User's Manual HARDWARE SETUP 14 3.1 Motherboard Layout 14 3.2 Layout Contents 15 3.3 Hardware Setup Procedure 17 3.4 Motherboard Settings...Slot 30 3.8 External Connectors 31 3.9 Starting Up the First Time 43 4. CONTENTS 1. FEATURES 8 2.1 The ASUS CUW-RM Motherboard 8 2.1.1 Specifications 8 2.1.2 Optional Components 9 2.1.3 Performance 10 2.1.4 Intelligence 11 2.2 Features and Component Locations 12 3. INTRODUCTION 7 ...
...4.4 Advanced Menu 58 4.4.1 Chip Configuration 62 4.4.2 I/O Device Configuration 64 4.4.3 PCI Configuration 66 4.4.4 Shadow Configuration 69 4 ASUS CUW-RM User's Manual HARDWARE SETUP 14 3.1 Motherboard Layout 14 3.2 Layout Contents 15 3.3 Hardware Setup Procedure 17 3.4 Motherboard Settings...Slot 30 3.8 External Connectors 31 3.9 Starting Up the First Time 43 4. CONTENTS 1. FEATURES 8 2.1 The ASUS CUW-RM Motherboard 8 2.1.1 Specifications 8 2.1.2 Optional Components 9 2.1.3 Performance 10 2.1.4 Intelligence 11 2.2 Features and Component Locations 12 3. INTRODUCTION 7 ...
CUW-RM User Manual
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...113 7.1 PCI-L101 Fast Ethernet Card 113 7.2 Modem Riser 115 7.3 Glossary 117 ASUS CUW-RM User's Manual 5 SOFTWARE SETUP 79 5.1 Operating Systems 79 5.2 Starting Windows For the First Time 79 5.3 ASUS Smart Motherboard Support CD 81 5.4 INF Update Utility for 810 Chipset 82 5.5 VGA...98 94 5.16 Uninstalling Programs 96 5.15 Adobe Acrobat Reader V4.0 97 6. SOFTWARE REFERENCE 99 6.1 Display Properties 99 6.2 ASUS PC Probe 103 6.3 ASUS LiveUpdate 108 6.4 Using Yamaha XGstudio Player 109 6.5 Using Yamaha XGstudio Mixer 110 6.6 Hardware Information 112 7. CONTENTS 4.5 Power Menu...
...113 7.1 PCI-L101 Fast Ethernet Card 113 7.2 Modem Riser 115 7.3 Glossary 117 ASUS CUW-RM User's Manual 5 SOFTWARE SETUP 79 5.1 Operating Systems 79 5.2 Starting Windows For the First Time 79 5.3 ASUS Smart Motherboard Support CD 81 5.4 INF Update Utility for 810 Chipset 82 5.5 VGA...98 94 5.16 Uninstalling Programs 96 5.15 Adobe Acrobat Reader V4.0 97 6. SOFTWARE REFERENCE 99 6.1 Display Properties 99 6.2 ASUS PC Probe 103 6.3 ASUS LiveUpdate 108 6.4 Using Yamaha XGstudio Player 109 6.5 Using Yamaha XGstudio Mixer 110 6.6 Hardware Information 112 7. CONTENTS 4.5 Power Menu...
CUW-RM User Manual
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... Statement This device complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. 6 ASUS CUW-RM User's Manual
... Statement This device complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. 6 ASUS CUW-RM User's Manual
CUW-RM User Manual
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...SOFTWARE REFERENCE Reference material for the included software 7) APPENDIX Optional items and general reference 1.2 Item Checklist Check that your retailer. (1) ASUS Motherboard (1) 40-pin 80-conductor ribbon cable for internal UltraDMA/66 or UltraDMA/ 33 IDE drives (1) Ribbon cable for (1) 5.25... (1) This Motherboard User's Manual LCD connector with bracket (for LCD model only) ASUS IrDA-compliant infrared module (optional) ASUS consumer infrared set (optional) ASUS PCI-L101 Wake-On-LAN 10/100 ethernet card (optional) ASUS CUW-RM User's Manual 7 INTRODUCTION Sections/Checklist 1.
...SOFTWARE REFERENCE Reference material for the included software 7) APPENDIX Optional items and general reference 1.2 Item Checklist Check that your retailer. (1) ASUS Motherboard (1) 40-pin 80-conductor ribbon cable for internal UltraDMA/66 or UltraDMA/ 33 IDE drives (1) Ribbon cable for (1) 5.25... (1) This Motherboard User's Manual LCD connector with bracket (for LCD model only) ASUS IrDA-compliant infrared module (optional) ASUS consumer infrared set (optional) ASUS PCI-L101 Wake-On-LAN 10/100 ethernet card (optional) ASUS CUW-RM User's Manual 7 INTRODUCTION Sections/Checklist 1.
CUW-RM User Manual
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...Mode 4 up to manually adjust the processor's external frequency. • Smart Slots! FEATURES 2.1 The ASUS CUW-RM Motherboard The CUW-RM motherboard from ASUS is enabled. Supports processors with the Accelerated Hub Architecture, which provides direct connections between the 810 chipset and...bit PCI (rev 2.2) expansion slots. Audio Modem Riser slot supports a very affordable audio and/or modem riser card. 8 ASUS CUW-RM User's Manual 2. Controller supports 3D hyper pipelined architecture, parallel data processing and compression, precise pixel interpolation, full 2D hardware acceleration...
...Mode 4 up to manually adjust the processor's external frequency. • Smart Slots! FEATURES 2.1 The ASUS CUW-RM Motherboard The CUW-RM motherboard from ASUS is enabled. Supports processors with the Accelerated Hub Architecture, which provides direct connections between the 810 chipset and...bit PCI (rev 2.2) expansion slots. Audio Modem Riser slot supports a very affordable audio and/or modem riser card. 8 ASUS CUW-RM User's Manual 2. Controller supports 3D hyper pipelined architecture, parallel data processing and compression, precise pixel interpolation, full 2D hardware acceleration...
CUW-RM User Manual
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.../CD/Floppy boot selection. This interface transmits sharp, bright images by eliminating digital-to-analog and analog-to your PC's Health! ASUS CUW-RM User's Manual 9 Programmable BIOS (Flash EEPROM), offering enhanced ACPI for your PC. Integrated Consumer IR and Standard IR supports an optional...remote control package for virtually automatic setup. • Smart BIOS! 4Mbit firmware gives a new easy-to 48kHz. • Space Savings! Provided ASUS PC Probe or Intel LDCM allows PC health monitoring. • Enhanced ACPI & Anti-Boot Virus Protection! Digital Flat Panel (DFP) Interface ...
.../CD/Floppy boot selection. This interface transmits sharp, bright images by eliminating digital-to-analog and analog-to your PC's Health! ASUS CUW-RM User's Manual 9 Programmable BIOS (Flash EEPROM), offering enhanced ACPI for your PC. Integrated Consumer IR and Standard IR supports an optional...remote control package for virtually automatic setup. • Smart BIOS! 4Mbit firmware gives a new easy-to 48kHz. • Space Savings! Provided ASUS PC Probe or Intel LDCM allows PC health monitoring. • Enhanced ACPI & Anti-Boot Virus Protection! Digital Flat Panel (DFP) Interface ...
CUW-RM User Manual
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...configuring and managing all system components, and 32-bit device drivers and installation procedures for an exciting gameplay experience. 10 ASUS CUW-RM User's Manual These features greatly improve voice synthesis and recognition. • Extreme Graphics! The integrated motion compensation allows ...to improve audio quality and performance for system bootup. (STR requires OS support) • New Compliancy! FEATURES Performance 2. ASUS smart series motherboards support the new generation memory, Synchronous Dynamic Random Access Memory (SDRAM), which increases the data transfer rate...
...configuring and managing all system components, and 32-bit device drivers and installation procedures for an exciting gameplay experience. 10 ASUS CUW-RM User's Manual These features greatly improve voice synthesis and recognition. • Extreme Graphics! The integrated motion compensation allows ...to improve audio quality and performance for system bootup. (STR requires OS support) • New Compliancy! FEATURES Performance 2. ASUS smart series motherboards support the new generation memory, Synchronous Dynamic Random Access Memory (SDRAM), which increases the data transfer rate...
CUW-RM User Manual
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... sensing and auto-protection. • Voltage Monitoring and Alert! A simple glimpse provides useful information to ensure proper system configuration and management. • System Resources Alert! ASUS CUW-RM User's Manual 11 To prevent system overheat and system damage, this benefit on managing their computers from anywhere in the world! • Message LED (requires...
... sensing and auto-protection. • Voltage Monitoring and Alert! A simple glimpse provides useful information to ensure proper system configuration and management. • System Resources Alert! ASUS CUW-RM User's Manual 11 To prevent system overheat and system damage, this benefit on managing their computers from anywhere in the world! • Message LED (requires...
CUW-RM User Manual
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FEATURES 2.2 CUW-RM Motherboard Components See opposite page for Coppermine/Mendocino Processors 3 Feature Setting DIP Switches 7 66MHz to 150MHz bus support (32 external clock settings) Chipsets ... (Bottom) 19 Network Features Wake-On-Ring Connector 11 Wake-On-LAN Connector 13 Hardware Monitoring System Voltage Monitoring (integrated in ASUS ASIC) ....... 10 3 Fan Power and Speed Monitoring Connectors Power ATX Power Supply Connector 2 Form Factor microATX 12 ASUS CUW-RM User's Manual 2. FEATURES MB Components 2. Location Processor Support Socket 370 for locations.
FEATURES 2.2 CUW-RM Motherboard Components See opposite page for Coppermine/Mendocino Processors 3 Feature Setting DIP Switches 7 66MHz to 150MHz bus support (32 external clock settings) Chipsets ... (Bottom) 19 Network Features Wake-On-Ring Connector 11 Wake-On-LAN Connector 13 Hardware Monitoring System Voltage Monitoring (integrated in ASUS ASIC) ....... 10 3 Fan Power and Speed Monitoring Connectors Power ATX Power Supply Connector 2 Form Factor microATX 12 ASUS CUW-RM User's Manual 2. FEATURES MB Components 2. Location Processor Support Socket 370 for locations.
CUW-RM User Manual
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SAFE_MD NO_REBOOT IDELED 14 ASUS CUW-RM User's Manual HARDWARE SETUP 3.1 Motherboard Layout PS/2 T: Mouse B: Keyboard VIO USB T: ... I/O CD LCDTV1 TAD Audio Modem Riser (AMR) Intel 810 Graphics & Memory Controller Hub Audio Codec Setting CUW-RM Audio Codec PCI Slot 1 PCI3VSBSEL SPDO SPDI ® AUDIOEN PCI Slot 2 4Mbit Firmware Hub (FWH) ...CHA_FAN Row 00 11 2 3 3 2 CR2032 3V Lithium Cell CMOS Power Intel I/O Controller Hub (ICH) SMB ASUS ASIC Clear CMOS with Hardware Monitor (R191) ACHA WOR JTPWR PANEL NOTE: Grayed items are optional at the time of purchase...
SAFE_MD NO_REBOOT IDELED 14 ASUS CUW-RM User's Manual HARDWARE SETUP 3.1 Motherboard Layout PS/2 T: Mouse B: Keyboard VIO USB T: ... I/O CD LCDTV1 TAD Audio Modem Riser (AMR) Intel 810 Graphics & Memory Controller Hub Audio Codec Setting CUW-RM Audio Codec PCI Slot 1 PCI3VSBSEL SPDO SPDI ® AUDIOEN PCI Slot 2 4Mbit Firmware Hub (FWH) ...CHA_FAN Row 00 11 2 3 3 2 CR2032 3V Lithium Cell CMOS Power Intel I/O Controller Hub (ICH) SMB ASUS ASIC Clear CMOS with Hardware Monitor (R191) ACHA WOR JTPWR PANEL NOTE: Grayed items are optional at the time of purchase...
CUW-RM User Manual
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... (Four 4-pins) 20) MIC2 p.39 Internal Microphone Connector (3 pins) 21) ACHA p.40 Chassis Intrusion Lead (2-pins) 22) ATXPWR p.40 ATX Power Supply Connector (20 pins) ASUS CUW-RM User's Manual 15 3. H/W SETUP Layout Contents 3.
... (Four 4-pins) 20) MIC2 p.39 Internal Microphone Connector (3 pins) 21) ACHA p.40 Chassis Intrusion Lead (2-pins) 22) ATXPWR p.40 ATX Power Supply Connector (20 pins) ASUS CUW-RM User's Manual 15 3. H/W SETUP Layout Contents 3.
CUW-RM User Manual
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H/W SETUP Layout Contents 16 ASUS CUW-RM User's Manual HARDWARE SETUP 23) JTPWR 24) PLED (PANEL) 25) KEYLOCK (PANEL) 26) SPEAKER (PANEL) 27) RESET (PANEL) 28) PWR (PANEL) 29) EXTSMI (PANEL) 30) LED (PANEL) p.41 Thermal Sensor Connector (2 pins) p.42 System Power LED Lead (3-1 pins) p.42 Keyboard Lock Switch Lead (2 pins) p.42 System Warning Speaker Connector (4 pins) p.42 Reset Switch Lead (2 pins) p.42 ATX Power / Soft-Off Switch Lead (2 pins) p.42 System Management Interrupt Switch Lead (2 pins) p.42 System Message LED (2 pins) 3. 3.
H/W SETUP Layout Contents 16 ASUS CUW-RM User's Manual HARDWARE SETUP 23) JTPWR 24) PLED (PANEL) 25) KEYLOCK (PANEL) 26) SPEAKER (PANEL) 27) RESET (PANEL) 28) PWR (PANEL) 29) EXTSMI (PANEL) 30) LED (PANEL) p.41 Thermal Sensor Connector (2 pins) p.42 System Power LED Lead (3-1 pins) p.42 Keyboard Lock Switch Lead (2 pins) p.42 System Warning Speaker Connector (4 pins) p.42 Reset Switch Lead (2 pins) p.42 ATX Power / Soft-Off Switch Lead (2 pins) p.42 System Management Interrupt Switch Lead (2 pins) p.42 System Message LED (2 pins) 3. 3.
CUW-RM User Manual
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... before handling computer components. Hold components by the edges and try not to a metal object, such as the power supply case. 3. WARNING! H/W SETUP Motherboard Settings ASUS CUW-RM User's Manual 17 Computer motherboards and expansion cards contain very delicate Integrated Circuit (IC) chips. 3. To protect them against damage from the system. 3. If you...
... before handling computer components. Hold components by the edges and try not to a metal object, such as the power supply case. 3. WARNING! H/W SETUP Motherboard Settings ASUS CUW-RM User's Manual 17 Computer motherboards and expansion cards contain very delicate Integrated Circuit (IC) chips. 3. To protect them against damage from the system. 3. If you...
CUW-RM User Manual
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... processor settings to the DRAM, chipset, PCI, and the CPU's I /O Voltage Setting WARNING! Setting Normal 3.66V VIO [1-2] (default) [2-3] CUW-RM ® VIO 123 Normal (Default) 123 3.66 Volt CUW-RM I /O buffer. NOTE: Set all dip switches (DSW) to enable or disable the JumperFree™ mode. Using a higher voltage may help when... for JumperFree™ mode. HARDWARE SETUP 1) JumperFree™ Mode Setting (JEN) This jumper allows you leave this setting on its default. 18 ASUS CUW-RM User's Manual Setting JEN Disable (Jumper) [1-2] (default) Enable (JumperFree) [2-3] 3.
... processor settings to the DRAM, chipset, PCI, and the CPU's I /O Voltage Setting WARNING! Setting Normal 3.66V VIO [1-2] (default) [2-3] CUW-RM ® VIO 123 Normal (Default) 123 3.66 Volt CUW-RM I /O buffer. NOTE: Set all dip switches (DSW) to enable or disable the JumperFree™ mode. Using a higher voltage may help when... for JumperFree™ mode. HARDWARE SETUP 1) JumperFree™ Mode Setting (JEN) This jumper allows you leave this setting on its default. 18 ASUS CUW-RM User's Manual Setting JEN Disable (Jumper) [1-2] (default) Enable (JumperFree) [2-3] 3.
CUW-RM User Manual
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... card, Onboard AC'97 Audio Controller in this section). Setting Enable CODEC [1-2] [1-2] [1-2] [1-2] Disable [2-3] [2-3] [2-3] [2-3] SPK AUD_EN1 SPK AUD_EN1 ADN# AUD_EN2 CUW-RM ® CUW-RM Audio Codec Setting 3 3 2 2 1 1 ADN# AUD_EN2 Enable Disable 3. H/W SETUP Motherboard Settings ASUS CUW-RM User's Manual 19 HARDWARE SETUP 3) Onboard Audio Codec Setting (CODEC) on the AMR slot (see AMR Slot later in 4.4.2 I/O Device...
... card, Onboard AC'97 Audio Controller in this section). Setting Enable CODEC [1-2] [1-2] [1-2] [1-2] Disable [2-3] [2-3] [2-3] [2-3] SPK AUD_EN1 SPK AUD_EN1 ADN# AUD_EN2 CUW-RM ® CUW-RM Audio Codec Setting 3 3 2 2 1 1 ADN# AUD_EN2 Enable Disable 3. H/W SETUP Motherboard Settings ASUS CUW-RM User's Manual 19 HARDWARE SETUP 3) Onboard Audio Codec Setting (CODEC) on the AMR slot (see AMR Slot later in 4.4.2 I/O Device...
CUW-RM User Manual
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H/W SETUP Motherboard Settings CUW-RM ® CUW-RM PCI 3 Volt Selection PCI3VSBSEL 123 123 Enable 3 VSB Disable 3 VSB 5) Safe Mode Setting (SAFE_MD) Usually socket 370 processors have PCI devices that ...SETUP 4) PCI 3 Volt Setting (PCI3VSEL) This jumper allows you have locked frequency multiples. Setting Normal Safe Mode SAFE_MD [1-2] (default) [2-3] CUW-RM ® CUW-RM Safe Mode Setting SAFE_MD 3 2 1 Normal (Default) 3 2 1 Safe Mode 20 ASUS CUW-RM User's Manual Exceeding the specified multiple may result in order to enter BIOS setup to force a multiple of 2 in hanging...
H/W SETUP Motherboard Settings CUW-RM ® CUW-RM PCI 3 Volt Selection PCI3VSBSEL 123 123 Enable 3 VSB Disable 3 VSB 5) Safe Mode Setting (SAFE_MD) Usually socket 370 processors have PCI devices that ...SETUP 4) PCI 3 Volt Setting (PCI3VSEL) This jumper allows you have locked frequency multiples. Setting Normal Safe Mode SAFE_MD [1-2] (default) [2-3] CUW-RM ® CUW-RM Safe Mode Setting SAFE_MD 3 2 1 Normal (Default) 3 2 1 Safe Mode 20 ASUS CUW-RM User's Manual Exceeding the specified multiple may result in order to enter BIOS setup to force a multiple of 2 in hanging...
CUW-RM User Manual
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HARDWARE SETUP 6) Automatic Timeout Reboot Setting (NO_REBOOT) The motherboard is repeating ineffectively, set so that when the BIOS detects a hang (timeout) during bootup, the motherboard will automatically reboot. Setting Normal No Reboot NO_REBOOT [1-2] (default) [2-3] CUW-RM ® CUW-RM Reboot Setting NO_REBOOT 3 2 1 Normal (Default) 3 2 1 No Reboot 3. H/W SETUP Motherboard Settings ASUS CUW-RM User's Manual 21 3. If rebooting is set this jumper to No Reboot to disable auto-reboot.
HARDWARE SETUP 6) Automatic Timeout Reboot Setting (NO_REBOOT) The motherboard is repeating ineffectively, set so that when the BIOS detects a hang (timeout) during bootup, the motherboard will automatically reboot. Setting Normal No Reboot NO_REBOOT [1-2] (default) [2-3] CUW-RM ® CUW-RM Reboot Setting NO_REBOOT 3 2 1 Normal (Default) 3 2 1 No Reboot 3. H/W SETUP Motherboard Settings ASUS CUW-RM User's Manual 21 3. If rebooting is set this jumper to No Reboot to disable auto-reboot.
CUW-RM User Manual
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... locked Frequency Multiples. Multiple in place of the CPU's External frequency. Be sure that the DIMM you must be possible. 22 ASUS CUW-RM User's Manual The CPU External Frequency multiplied by the Frequency Multiple equals the CPU's Internal frequency (the advertised CPU speed). WARNING!... 66MHz SDRAM → 100MHz ON 12345 75MHz 112MHz ON 12345 83MHz 124MHz ON CUW-RM ® 12345 CPU → 100MHz SDRAM → 150MHz ON 12345 100MHz 100MHz ON 12345 112MHz 112MHz ON CUW-RM CPU External Clock 12345 Frequency Selection CPU → 124MHz SDRAM → 124MHz 12345...
... locked Frequency Multiples. Multiple in place of the CPU's External frequency. Be sure that the DIMM you must be possible. 22 ASUS CUW-RM User's Manual The CPU External Frequency multiplied by the Frequency Multiple equals the CPU's Internal frequency (the advertised CPU speed). WARNING!... 66MHz SDRAM → 100MHz ON 12345 75MHz 112MHz ON 12345 83MHz 124MHz ON CUW-RM ® 12345 CPU → 100MHz SDRAM → 150MHz ON 12345 100MHz 100MHz ON 12345 112MHz 112MHz ON CUW-RM CPU External Clock 12345 Frequency Selection CPU → 124MHz SDRAM → 124MHz 12345...