Caution! When installing a CPU heatsink and cooling fan make sure that you DO NOT scratch the motherboard or any of the surface-mount resistors with the clip of the cooling fan. If the clip of the cooling fan scrapes across the mainboard, you may cause serious damage to both the mainboard and the processor. On most mainboards, there are small surface-mount resistors near the processor socket, which may be damaged if the cooling fan is carelessly installed.
Trademark Recognition Microsoft, MS-DOS and Windows are registered trademarks of Microsoft Corp. MMX, Pentium, Pentium-II, Pentium-III, Celeron are registered trademarks of Intel Corporation. Other product names used in this manual are the properties of their respective owners and are acknowledged. Federal Communications Commission (FCC) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
Declaration of Conformity This device complies with part 15 of the FCC rules. Operation is subject to the following conditions: ! This device may not cause harmful interference, and ! This device must accept any interference received, including interference that may cause undesired operation. Canadian Department of Communications This class B digital apparatus meets all requirements of the Canadian Interference-causing Equipment Regulations.
About the Manual The manual consists of the following chapters: Introduction Use the Introduction Chapter to learn about the features of the mainboard, and verify the checklist of items that are shipped with the package. Installation Use the Installation Chapter to learn how to install the mainboard and get your system up and running. Setup Use the Setup Chapter to configure the mainboard for optimum performance.
Contents Important Information Copyright Disclaimer Trademark Recognition Federal Communications Commission (FCC) Declaration of Conformity Canadian Department of Communications About the Manual i i i ii ii iii iii iv CHAPTER 1: INTRODUCTION Welcome Checklist Recommendations Features 1 1 2 2 3 CHAPTER 2: INSTALLATION Quick Installation Table Before You Begin Static Electricity Choosing a Case Preparing the Mainboard Mainboard Guide I/O Ports Side View Check the Jumper Settings Installing the Mainboard i
Using BIOS How to Flash a New BIOS Standard CMOS Setup Option Advanced CMOS Setup Option Advanced Chipset Features Option Integrated Peripherals Option Power Management Setup Option PNP/PCI Configuration Option PCI Health Status Option Frequency Control Option Load Fail-Safe Defaults Option Load Optimized Defaults Option Set Supervisor and User Passwords Options Save & Exit Setup Option Exit Without Saving Option 36 37 38 41 45 48 52 58 60 61 62 62 63 64 64 CHAPTER 4: SOFTWARE Folders for this Mainboard U
Chapter 1: Introduction Welcome Congratulations on purchasing the MS7127C mainboard. The MS7127C mainboard is an ATX mainboard that uses a 4-layer printed circuit board and measures 304 mm x 190 mm. The mainboard features a Socket 370 that accommodates PPGA Celeron, FC-PGA Pentium III, and Cyrix III processors that support frontside bus (FSB) speeds up to 133 MHz. The MS7127C uses the VIA family chipset and features the AC 97 audio codec.
This chapter contains the following information: ! Checklist comprises a list of the standard and optional components that are shipped with this mainboard ! Recommendations lists some Do’s and Don’ts from the manufacturer to help ensure reliability and performance from this product ! Features highlights the functions and components that make this one of the best value mainboards on the market Checklist Compare the contents of your mainboard package with the standard checklist below.
Components on this mainboard can be damaged by discharges of static electricity. Handle the board carefully holding it by the edges. Do not flex or stress the circuit board. Keep the board in its static-proof packing until you are ready to install it. Follow the static guidelines given at the beginning of Chapter 2. Features The key features of this mainboard are the wide range of processors that can be installed, and the high level of integration.
The AGP interface is AGP specification Rev 2.0 compliant, and supports 2x devices. The PCI bus interface complies with PCI Rev. 2.2, and supports 3.3V and power supplies. Five PCI bus masters are supported in addition to the host and PCI-to-ISA I/O bridge. VIA South Bridge Chipset Note: The MS7127C supports two VIA South Bridge chipsets— the VIA VT82C686A and the VIA VT82C686B. The VIA VT82C686A is standard and supports UDMA33/66. The VIA VT82C686B is optional and supports UDMA100.
Inexpensive Memory The board has three DIMM sockets for the installation of 168-pin, 3.3V non-buffered DIMM memory modules. The DIMM memory modules can be SDRAM or VCM memory chips. AGP Graphics Adapter Slot The MS7127C includes a 2xAGP slot that provides twice the bandwidth of the original AGP specification. AGP technology provides a direct connection between the graphics sub-system and the processor so that the graphics do not have to compete for processor time with other devices on the PCI bus.
Keyboard Power on Feature Using the system BIOS setup program, you can configure the system to turn on by pressing any key. A green keyboard is not required. Programmable Firmware The mainboard includes Award BIOS that allows BIOS setting of CPU parameters. This fully programmable firmware enhances the system features and allows users to set such items as power management, CPU and memory timing, and modem wake-up alarms.
Chapter 2: Installation Quick Installation Table This chapter explains how to successfully install the mainboard into a computer case and build a working system. The installation procedure is as follows: Before you Begin Provides advice on choosing a case, avoiding static electricity damage, and setting jumpers. Preparing the Mainboard Provides a guide to the mainboard and I/O port locations, full details on the jumper settings, and advice on installing the mainboard in the system case.
Before You Begin Before you begin to install your mainboard, take care not to damage the product from static electricity. Ensure too that you are installing the mainboard into a suitable case. Static Electricity In adverse conditions, static electricity can accumulate and discharge through the integrated circuits and silicon chips on this product. These circuits and chips are sensitive and can be permanently damaged by static discharge.
Choosing a Case The mainboard complies with the specifications for the Micro ATX system case. Some features on the mainboard are implemented by cabling connectors on the mainboard to indicators and switches on the system case. Ensure that your case supports all the features required. The mainboard can support one or two floppy diskette drives and four enhanced IDE drives. Ensure that your case has sufficient power and space for all the drives that you intend to install.
Preparing the Mainboard Mainboard Guide Use the following illustration and key to identify the components on your mainboard.
Key to Mainboard Components Component Description JP2 PPGA1 DIMM 1, 2, 3 CPUFAN1 JP6, 7 ATX1 IDE1, IDE2 CD1 CD2 AGP1 PCI1 ~ PCI4 AMR1 ISA1/ISA2 PWRFAN1 JP5 PANEL1 BT1 JP1 WOL1 WOM1 FDD1 USB2 SIR1 JP3 JP4 Keyboard wake up jumper PGA 370 CPU socket Three slots for 168-pin DRAM memory module Power connector for CPU1 cooling fan CPU frequency select jumpers Power connector for case cooling fan Primary and secondary IDE channels Audio connector for CD-ROM/DVD drive Auxiliary connector for CD-ROM/DVD drive Acc
I/O Ports Side View Parallel port (LPT1) PS/2 m ouse PS/2 USB keyboard ports Serial port COM 1 Gam e port Serial port COM 2 M icrophone Line-in Line-out Key to I/O Ports Component Description PS/2 mouse PS/2 port for pointing device (upper port) PS/2 keyboard PS/2 port for keyboard (lower port) USB ports Two stacked Universal Serial Bus ports LPT1 External parallel port COM1 External serial port COM 1 COM2 External serial port COM 2 Game port External MIDI/game port Audio ports Audio
Check the Jumper Settings Check the mainboard jumpers to ensure that the board is configured correctly. How to Set Jumpers A jumper consists of two or more pins mounted on the mainboard. Some jumpers might be arranged in a series with each pair of pins numbered differently. Jumpers are used to change the electronic circuits on the mainboard. When a jumper cap (or shunt) is placed on two jumper pins, the pins are SHORT. If the jumper cap is removed (or placed on just a single pin), the pins are OPEN.
JP2 1 1 C P U FA N 1 JP 2 1 1 JP 7 JP 6 1 ATX 1 PPGA1 1 JP7 JP6 CD1 D IMM 1 D IMM 2 ID E 2 ID E1 CD2 D IMM 3 JP5 P W R FA N 1 AGP1 P C I1 1 P C I2 JP 5 1 P C I3 1 P C I4 JP1 BT1 3V + JP3 AM R1 PA N E L1 W O L1 W O M1 FD D 1 1 1 JP 1 1 IS A 1 1 JP4 1 JP 3 JP 4 USB2 1 IS A 2 1 S IR 1 JP1: Clear CMOS jumper Use this jumper to clear the contents of the CMOS memory.
Return the jumper cap to the Normal operation setting. Reconnect the power cables and start the system. When the POST starts, press the delete key to start the BIOS Setup Utility and reload BIOS optimal settings. Refer to Chapter 3 for information on BIOS. Function Jumper Setting Normal operation Short pins 1-2 Clear CMOS Short pins 2-3 JP1 1 2 3 JP2: Keyboard wake up jumper Use this jumper to enable keyboard activity to wake up the system from power saving mode.
JP6: CPU frequency select jumper This jumper enables you to force the CPU to clock at a higher frequency than it is rated. Short pins 2 and 3 to force the CPU to run at a 100 MHz FSB instead of a 66 MHz FSB. We recommend that you leave the jumper on the normal operation setting. Function Jumper Setting Auto Short pins 1-2 Force 66 MHz FSB to run at 100 MHz FSB.
Installing the Mainboard in a Case Most system cases have mounting brackets installed in the case, which correspond to the holes in the mainboard. Place the mainboard over the mounting brackets and secure the mainboard into the mounting brackets with screws. Most cases have a choice of I/O templates in the rear panel. Make sure that the I/O template in the case matches the I/O ports installed on the rear edge of the mainboard. This illustration shows a mainboard installed in a standard desktop case.
Connecting Internal Components After you have installed the mainboard into the system case, connect the power cable from the case power supply unit to the mainboard power connector ATX1. Your case and CPU might have cooling fans attached to provide adequate ventilation to the system. Connect the CPU fan to the 12-volt connector CPUFAN1. Connect the case fan to the 12volt power supply connector PWRFAN1.
Panel Connector The mainboard PANEL connector has a standard set of switch and indicator connectors that are commonly found on ATX system cases. Use the illustration below to make the correct connections to the case switches and indicators.
Installing Other Hardware Installing the Processor This mainboard has a Socket 370 processor socket. To choose a processor, you need to consider the performance requirements of the system and the price of the processor. Performance is based on the processor design, the clock speed and system bus frequency of the processor, and the quantity of internal cache memory and external cache memory. Higher clock speeds and larger amounts of cache memory deliver greater performance.
3. Identify the pin-1 corner on the CPU socket and the pin-1 corner on the processor. The socket pin-1 corner is adjacent to the handle of the locking lever. The processor pin-1 corner is beveled. 4. Matching the pin-1 corners, drop the processor into the socket. No force is required and the processor should seat into the socket easily. 5. Swing the locking lever down and hook it under the latch on the edge of the socket. This locks the processor in place. 6.
Install the Memory Modules For this mainboard, you must use 168-pin 3.3V non-buffered Dual In-line Memory Modules (DIMMs). The memory chips must be standard or registered SDRAM and VCM SDRAM memory chips. The memory bus can run at 66 MHz, 100 MHz, or 133 MHz. If your processor operates over a 133 MHz system bus, you can install PC133 or PC100 memory that operates over a 133 or 100 MHz bus.
Installation Procedure There are three slots for memory modules. You must install at least one module, and it makes no difference which slot you use to install the module. Each module can be populated with from 32 MB to 512 MB of memory; total memory capacity is 1.5 GB. 1. Locate the DIMM slots on the mainboard. Memory module Locking latches DIM M1 D IM M2 D IM M3 2. The DIMM slots are keyed with notches and the DIMMs are keyed with cutouts so that they can only be installed correctly.
Installing a Hard Disk Drive and CD-ROM This section describes how to install IDE devices such as a hard disk drive and a CD-ROM drive. Note: Ribbon cable connectors are usually keyed so that they can only be installed correctly on the device connector. If the connector is not keyed, make sure that you match the pin-1 side of the cable connector with the pin-1 side of the device connector. Each connector has the pin-1 side clearly marked.
Installing a Hard Disk Drive 1. Install the hard disk drive into the drive cage in your system case. 2. Plug the IDE cable into the primary IDE channel on the mainboard IDE1. 3. Plug one of the connectors on the IDE cable into the IDE connector on the back edge of the hard disk drive. It doesn’t matter which connector on the cable that you use. Make sure that you have the pin-1 side of the cable matched with the pin-1 side of the connector. 4.
Installing a CD-ROM/DVD Drive 1. Install the CD-ROM/DVD drive into the drive cage in your system case. Plug the IDE cable into the primary IDE channel on the mainboard IDE1. 2. Plug one of the connectors on the IDE cable into the IDE connector on the back edge of the CD-ROM/DVD drive. It doesn’t matter which connector on the cable that you use. Make sure that you have the pin-1 side of the cable matched with the pin-1 side of the connector. 3.
Installing a Floppy Diskette Drive The mainboard has a floppy diskette drive interface and it ships with a diskette drive ribbon cable that supports one or two floppy diskette drives. You can install a 5.25-inch drive and a 3.5-inch drive with various capacities. The floppy diskette drive cable has one type of connector for a 5.25-inch drive and another type of connector for a 5.25-inch drive 1. Install the floppy diskette drive into the drive cage in your system case.
Using the Expansion Slots This mainboard has four 32-bit PCI expansion slots, one 2xAGP slot, and an AMR slot. PCI Slots: The PCI slots can be used to install add-in cards that have the 32-bit PCI (Peripheral Components Interconnect) interface. ISA Slots: The ISA slots can be used to install add-in cards that have the 8/16-bit ISA (Industry Standard Architecture) interface. AGP Slot: The 2xAGP can be used to install a graphics adapter that supports the AGP specification and has the AGP edge connector.
PCI slot ISA slot PCI add-in card ISA add-in card M etal bracket Edge Connector 2. Remove the blanking plate from the slot in the system case that corresponds to the expansion slot that you are going to use. 3. Install the edge connector of the add-in card into the expansion slot. Press down quite firmly to ensure that the edge connector is correctly seated in the slot. 4. Secure the metal bracket of the card in the empty slot in the system case with a screw. 5.
Add-in Card Options 1 CPUFAN1 JP2 1 JP7 JP6 AT X1 PP GA1 1 W OL1 W OM1 CD1 DIM M1 DIM M2 IDE 2 IDE 1 CD2 DIM M3 PW RFAN1 AG P1 PCI1 PCI2 JP 5 1 PCI3 PCI4 BT 1 3V + AMR1 1 PANE L1 W OL 1 W OM 1 F DD1 1 JP1 1 USB2 1 1 JP3 JP4 US B2 IS A1 IS A2 1 SIR1 1 IR 1 WOL1: Wake On LAN If you have installed a network adapter (LAN adapter), you can use the cable provided with the card to plug into the WOL connector on the mainboard. This is the Wake On LAN feature.
SIR1: Infrared Port This mainboard can support a Serial Infrared (SIR) data port. Infrared ports allow the wireless exchange of information between your computer and similarly equipped devices such as printers, laptops, Personal Digital Assistants (PDA), and other desktop computers. Making External Connections After you have installed the mainboard, make the connections to the external ports.
External Connector Color Coding To help identify the external connectors, many connectors now use standard colors as shown in the table below.
Chapter 3: Setup About the Setup Utility The computer employs the latest Award BIOS CMOS chip with support for Windows Plug and Play. This CMOS chip contains the ROM setup instructions for configuring the mainboard’s BIOS. The BIOS (Basic Input and Output System) Setup Utility is a ROM-based configuration utility that displays the system’s configuration status and provides you with a tool to set system parameters.
A standard configuration has already been set in the Setup Utility, so you will very likely have little to worry about for now. However, we recommend that you read this chapter just in case you need to make any changes in the future.
After the POST routines are completed, the following message appears: Press DEL to enter SETUP To access the Award BIOS Setup Utility, press the delete key to display the “CMOS Setup Utility” screen: CMOS Setup Utility – Copyright (C) 1984 – 2000 Award Software Standard CMOS Features Frequency/Voltage Control Advanced BIOS Features Load Fail-Safe Defaults Advanced Chipset Features Load Optimized Defaults Integrated Peripherals Set Supervisor Password Power Management Setup Set User Password PnP/P
Using BIOS When you start the Setup Utility, the main menu appears. The main menu of the Setup Utility shows a list of the options that are available. A highlight indicates which option is currently selected. You can use the cursor arrow keys to move the highlight to other options. When an option is highlighted, you can execute the option by pressing the enter key. Some options lead to pop-up dialog boxes that may ask you to verify that you wish to execute that option.
How to Flash a New BIOS You can install updated BIOS for this mainboard that you can download from the manufacturer’s web site. New BIOS may provide support for new peripherals, improvements in performance or fixes for known bugs. Install new BIOS as follows: 1. Some mainboards have a Flash BIOS jumper that protects the current BIOS from being changed or overwritten. If your mainboard has this jumper, change the setting to allow BIOS flashing. 2.
8. In the “File Name to Program” dialog box, type in the filename of the new BIOS and follow the onscreen directions to flash the new BIOS to the mainboard. 9. When the installation is complete, remove the floppy diskette from the diskette drive and restart your computer. If your mainboard has a Flash BIOS jumper, reset the jumper to protect the newly installed BIOS from being overwritten. Standard CMOS Setup Option This option displays a table of items defining basic information about your system.
CMOS Setup Utility – Copyright (C) 1984 – 2000 Award Software IDE Primary Master IDE HDD Auto-Detection Press Enter IDE Primary Master Access Mode Auto Auto Capacity 8448 MB Cylinder Head Precomp Landing Zone Sector ↑ ↓ → ← : Move Enter : Select F5:Previous Values 16368 16 0 16367 63 Item Help Menu Level To auto-detect the HDD’s size, head . . .
Access Mode This items defines some special ways that can be used to access IDE hard disks such as LBA (Large Block Addressing). Leave this value at Auto and the system will automatically decide the fastest way to access the hard disk drive. Press to close the IDE device sub-menu and return to the Standard CMOS Features page. Drive A and Drive B Default: 1.44M, 3.5 in., None These items define the characteristics of any diskette drive attached to the system.
Advanced CMOS Setup Option This option displays a table of items that define advanced information about your system. You can make modifications to most of these items without introducing fatal errors to your system. Use the arrow keys to scroll down to the items past “Boot to OS/2.
CPU Internal Cache CPU Internal Cache Default: Enabled All the processors that can be installed in this mainboard use internal level 1 (L1) cache memory to improve performance. Leave this item at the default value for better performance. External Cache Default: Enabled Most processors that can be installed in this system use external level 2 (L2) cache memory to improve performance.
Boot Up Floppy Seek Default: Enabled If this item is enabled, it checks the geometry of the floppy disk drives at start-up time. You don’t need to enable this item unless you have a legacy diskette drive with 360K capacity. Boot Up NumLock Status Default: On This item defines if the keyboard Num Lock key is active when your system is started. Gate A20 Option Default: Normal This item defines how the system handles legacy software that was written for an earlier generation of processors.
HDD S.M.A.R.T Capability Default: Disabled The S.M.A.R.T. (Self-Monitoring, Analysis, and Reporting Technology) system is a diagnostics technology that monitors and predicts device performance. S.M.A.R.T. software resides on both the disk drive and the host computer. The disk drive software monitors the internal performance of the motors, media, heads, and electronics of the drive. The host software monitors the overall reliability status of the drive.
Advanced Chipset Features Option This option displays a table of items that define critical timing parameters of the mainboard components including the memory, and the system logic. Generally, you should leave the items on this page at their default values unless you are very familiar with the technical specifications of your system hardware. If you change the values incorrectly, you may introduce fatal errors or recurring instability into your system.
DRAM Clock Default: Host CLK This item sets the DRAM Clock. We recommend that you leave this item at the default value. Memory Hole Default: Disabled This item can be used to reserve memory space for some ISA expansion cards that require it. Read Around Write Default Disabled This item optimizes DRAM.
CPU to PCI Write Buffer Default: Enabled When enabled, up to four words of data can be written to the PCI bus without interrupting the CPU. When disabled, a write buffer is not used and the CPU read cycle will not be completed until the PCI bus signals that it is ready to receive the data. PCI Dynamic Bursting Default: Enabled When set to Enabled, every write transaction goes to the write buffer. Burstable transactions then “burst” on the PCI bus and nonburstable transaction do not.
OnChip Modem Default: Auto When set to Disabled, the onboard modem chip is turned off. Memory Parity/ECC Check Default: Disabled Enable this item to allow BIOS to perform a parity check to the POST memory tests. Select Enabled only if the system DRAM supports parity checking. OnChip USB Default: Enabled This should be enabled if your system has a USB installed on the system board and you wish to use it.
IDE Primary/Secondary Master/Slave PIO Default: Auto Each IDE channel supports a master device and a slave device. These four items let you assign which kind of PIO (Programmed Input/Output) is used by IDE devices. You can choose Auto, to let the system auto detect which PIO mode is best, or you can install a PIO mode from 0-4. IDE Primary/Secondary Master/Slave UDMA Default: Auto Each IDE channel supports a master device and a slave device. This mainboard supports UltraDMA.
UART 2 Mode Default: Standard This field is available if the Onboard Serial Port 2 field is set to any option but Disabled. UART Mode Select enables you to select the infrared communication protocol—Standard (default), HPSIR or ASKIR. HPSIR is Hewlett Packard’s infrared communication protocol with a maximum baud rate up to 115.2K bps. ASKIR is Sharp’s infrared communication protocol with a maximum baud rate up to 57.6K bps.
ECP Mode Use DMA Default: 3 When the onboard parallel port is set to ECP mode, the parallel port has the option to use DMA 3 (default) or DMA 1. Parallel Port EPP Type Default: EPP1.7 Sets the EPP specification. There are two options, EPP1.9 and EPP1.7. If you make any changes to the onboard FDD controller, serial ports or parallel ports in this setup, save the changes and turn off the system. After powering up the system, ensure that the changes have taken effect.
Power Management Setup Option This option displays items that let you control the system power management. Modern operating systems take care of much of the power management. This mainboard supports ACPI (Advanced Configuration and Power Interface). The system has various power saving modes including powering down the hard disk, turning off the video, suspending to RAM, and a software power down that allows the system to be automatically resumed by certain events.
ACPI Function Default: Enabled This mainboard supports ACPI (Advanced Configuration and Power management Interface). Use this item to enable or disable the ACPI feature. Note: ACPI is a power management specification that makes hardware status information available to the operating system. ACPI enables a PC to turn its peripherals on and off for improved power management. It also allows the PC to be turned on and off by external devices, so that mouse or keyboard activity wakes up the computer.
HDD Power Down Default: Disabled The IDE hard drive will spin down if it is not accessed within a specified length of time. Options are from 1 Min to 15 Min and Disable. Doze Mode Default: Disabled The system speed will change from turbo to slow if no Power Management events occur for a specified length of time. Full power function will return when a Power Management event is detected.
Soft-Off by PWRBTN Default: Instant-Off Under ACPI (Advanced Configuration and Power management Interface) you can create a software power down. In a software power down, the system can be resumed by Wake Up Alarms. This item lets you install a software power down that is controlled by the normal power button on your system. If the item is set to Instant-Off, then the power button causes a software power down. If the item is set to Delay 4 Sec.
LPT & COM Default: LPT/COM When this item is enabled, the system will restart the power-saving timeout counters when any activity is detected on the serial ports, or the parallel port. HDD & FDD Default: ON When this item is enabled, the system will restart the power-saving timeout counters when any activity is detected on the hard disk drive or the floppy diskette drive. PCI Master Default: Off When set to Off any PCI device with Master function will not power on the system.
CMOS Setup Utility – Copyright (C) 1984 – 2000 Award Software IRQs Activity Monitoring IRQ 3 IRQ 4 IRQ 5 IRQ 6 IRQ 7 IRQ 8 IRQ 9 IRQ 10 IRQ 11 IRQ 12 IRQ 13 IRQ 14 IRQ 15 (COM2) (COM1) (LPT2) (Floppy Disk) (LPT1) (RTC Alarm) (IRQ2 Redir) (Reserved) (Reserved) (PS/2 Mouse) (Coprocessor) (Hard Disk) (Reserved) ↑ ↓ → ← : Move Enter : Select F5:Previous Values Enabled Enabled Enabled Enabled Enabled Disabled Disabled Disabled Disabled Enabled Disabled Enabled Disabled Item Help Menu Level +/-/PU/PD:Value:
PNP/PCI Configuration Option This option displays a table of items that configures how PnP (Plug and Play) and PCI expansion cards operate in your system. Both the ISA and PCI buses on the Mainboard use system IRQs (Interrupt ReQuests) and DMAs (Direct Memory Access). You must set up the IRQ and DMA assignments correctly through the PnP/PCI Configurations Setup utility; otherwise, the mainboard will not work properly.
If you cannot get a legacy ISA (Industry Standard Architecture) expansion card to work properly, you might be able to solve the problem by changing this item to Manual, and then opening up the IRQ Resources and Memory Resources sub-menus. In the IRQ Resources sub-menu, if you change any of the IRQ assignations to Legacy ISA, then that Interrupt Request Line is reserved for a legacy ISA expansion card. Press to close the IRQ Resources sub-menu.
PCI Health Status Option On mainboards that support hardware monitoring, this item lets you monitor the parameters for critical voltages, critical temperatures, and fan speeds. You cannot make any changes to these fields. They are display only: CMOS Setup Utility – Copyright (C) 1984 – 2000 Award Software PC Health Status Shutdown Temperature Current CPU Temp. Current System Temp. CPU Fan Speed Power Fan Speed VCore 2.5V 3.3V 5.0V 12.
Frequency Control Option This item enables you to set the clock speed and system bus for your system. The clock speed and system bus are determined by the kind of processor you have installed in your system. CMOS Setup Utility – Copyright (C) 1984 – 2000 Award Software Frequency Control Auto Detect DIMM/PCI Clk Spread Spectrum CPU Host/PCI Clock CPU Clock Ratio CPU clock failed reset ↑ ↓ → ← : Move Enter : Select F5:Previous Values Enabled ±0.
For example, if you have a processor that is rated to run at 450 MHz and the system is running a frontside bus frequency of 100 MHz, you should select a multiplier of 4.5 so that: 4.5 (Multiplier) x 100 MHz (frontside bus) = 450 MHz (CPU clock) CPU Clock failed reset Default: Disabled When this item is enabled and the system crashes three times because the processor has been overclocked, the BIOS will automatically adjust the speed of the processor to the system bus speed multiplied by two.
Set Supervisor and User Passwords Options These items can be used to install a password. A Supervisor password takes precedence over a User password, and the Supervisor can limit the activities of a User. To install a password, follow these steps: 1. Highlight the item Set Supervisor/User Password on the main menu and press . 2. The password dialog box appears. Enter Password: 3. If you are installing a new password, type in the password. You cannot use more than eight characters or numbers.
Save & Exit Setup Option Highlight this item and press to save the changes that you have made in the Setup Utility and exit the Setup Utility. When the Save and Exit dialog box appears, press to save and exit, or press to return to the main menu: SAVE to CMOS and EXIT (Y/N)? Y Exit Without Saving Option Highlight this item and press to discard any changes that you have made in the Setup Utility and exit the Setup Utility.
Chapter 4: Software About the Software The software for this mainboard is supplied on a CD-ROM. The disk has some folders that can be used by many different mainboards, for example the UTILITY folders. Some folders can only be used by mainboards which have certain brands of chipsets, for example the INTEL and VIA folders. In addition, software that is specifically intended for one kind of mainboard is stored in a folder with the name of that board.
MS7127C Folder You can use the software in the following sub-folders: " AUDIO and IDE: Most of the sub-folders in this folder are empty, with a short README file giving directions to alternate folders for the appropriate software. Running the Support CD-ROM 1. Place the disk in your CD-ROM drive. If you are running Windows with Autoplay enabled, the opening screen of the CD appears automatically. Click on READ ME to read the latest instructions. 2.
PC-cillin Software The PC-cillin software program provides anti-virus protection for your system. This program is available for: ! DOS – \UTILITY\PC-CILLIN\DOS\PCSCAN.EXE ! Win98 – \UTILITY\PC-CILLIN\WIN98\SETUP.EXE Anti-virus software is provided for DOS and WIN95/98. Browse to the appropriate directory for your operating system. For DOS, copy all the files in the DOS folder to your hard disk drive and run PSCAN to scan your system. For Windows 95/98, run SETUP to install the application software.
Realtek-codec Folder Installation Notes This folder has software and drivers for the Realtek codec sound system that is integrated on this mainboard. The Realtek codec allows the system to generate optimal sound effects. Drivers are provided for DOS, Linux, and Windows 2000/98/9x/NT. Windows Installation Use the SETUP.EXE application in the \REALTEK-CODEC\VIA folder. DOS Installation Browse to the \REALTEK-CODEC\VIA\DOS folder and run INSTALL.EXE.
Appendix: Jumper Setting Reference Quick Jumper Setting Reference JP1: Clear CMOS jumper Use this jumper to clear the contents of the CMOS memory. You may need to clear the CMOS memory if the settings in the BIOS Setup Utility are incorrect and are preventing your mainboard from operating. To clear the CMOS memory, disconnect all the power cables from the mainboard and then move the jumper cap into the Clear CMOS memory setting for a few seconds. CMOS is cleared.
JP4: Onboard/AMR slot codec select jumper Use this jumper to disable the onboard codec, or to enable the onboard codec to work with an AMR card in slave mode. When pins 2 and 3 are short, the onboard codec is disabled. Function Jumper Setting Onboard codec enabled (master mode) Short pins 1-2 AMR slot codec (AMR slot is in master mode) Short pins 2-3 JP4 1 2 3 JP5: Test jumper This jumper is for testing purposes only. Do not make any changes to this jumper.
Note: The CPU speed is determined by the CPU Host/PCI Clock speed multiplied by the CPU Clock Ratio. Refer to the Frequency Control Option in Chapter 3 for more information. Forcing the CPU to run at a higher clock speed then it was rated for is called overclocking and is not recommended. PANEL1: Panel connectors for switches and indicators The mainboard PANEL connector has a standard set of switch and indicator connectors that are commonly found on ATX system cases.
