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Summary of Contents for CHAINTECH PT800
- Page 1 Intel Socket 478 VIA PT800 + VT8235 u-ATX Motherboard User’s Guide Version 1.0...
- Page 2 1. This device may not cause harmful interference. 2. This device must accept any interference received, including interference that may cause undesired operation. This declaration is given to the manufacturer: CHAINTECH-EXCEL COMPUTER INC. 4427 Enterprise St. Fremont, CA 94538, U.S.A. http://www.chaintechusa.com Chaintech President: Simon Ho Signature:...
- Page 3 Federal Communications Commission Statement This device complies with FCC Rules Part 15. Operation is subject to the following two conditions: * This device may not cause harmful interference. * This device must accept any interference received, including interference that may cause undesired operation. 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.
- Page 4 TABLE OF CONTENTS Introduction............... 1 Chapter 1 1-1 Product Specifications ..................1 1-2 Package Contents.....................1 1-3 Motherboard Layout ..................2 Hardware Setup ............3 Chapter 2 2-1 Installing a CPU Processor for Socket 478 .............3 2-2 Setting Your CPU’s Performance ..............4 2-3 Main Memory Configuration................4 2-4 Connector and Jumper Settings ...............5 BIOS Setup Program..........
- Page 5 Supports Intel Socket 478 CPU with Hyper –Threading Technology Supports Intel Pentium 4/ Celeron system bus at 400/533/800MHz Chipset VIA PT800 + VT8235, supports Hyper-Threading Technology Main Memory Supports two 184 pin DDR DIMMs up to 2GB Supports DDR 266/333/400 memory...
- Page 6 Chapter 1 1-3 Motherboard Layout...
- Page 7 Chapter 2 Hardware Setup Chapter 2 If your motherboard has already been installed in your computer you may still need to refer to this chapter if you plan to upgrade your system's hardware. This motherboard is electrostatic sensitive. Do not touch without wearing proper safety gadget and make sure to disconnect the power cable from the power source before performing any work on your motherboard.
- Page 8 Chapter 2 2-2 Setting Your CPU’s Performance Frequency Configuration With the latest user-friendly technology this motherboard enables the user to setup main board’s CPU parameters through an easy-to-use BIOS setup procedure. Now it is no longer necessary to change the various jumper settings as on conventional motherboard.
- Page 9 Before connecting the power supply, please make sure it is not connected to the power source. All cables that provided by CHAINTECH come with a security-proof. PW 1 / 2 (ATX Power Supply Connector) The power cord leading from the system's power supply to the external power source must be the very last part connected when assembling a system.
- Page 10 Chapter 2 normal state and the keyboard or USB connector can function properly again. Unlike conventional fuses, the poly-fuse does not have to be replaced, relieving users from such inconveniences. CN1A (Front Panel Connector) 1. PWR-SW (Over-ride Power Button Connector) The power button on the ATX chassis can be used as a normal power switch as well as a device to activate Advanced Power Management Suspend...
- Page 11 Chapter 2 FDD1 (Floppy Connector) The motherboard provides a standard floppy disk drive connector that supports 360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types. A Floppy disk drive of 34 pins is connected using this connector. IDE 1/2 (IDE Hard-Disk Connector) The motherboard has a 32-bit Enhanced PCI IDE and Ultra ATA66/100/133 controller that provides PIO mode 0~4, Bus Master, and Ultra ATA66/100/133...
- Page 12 Chapter 2 FAN1/FAN2 (CPU/System/Case Cooling Fan Connectors) The board's management hardware is able to detect the CPU and system fan speed in rpm (revolutions per minute). The wiring and plugging may vary depending on the manufacturer. On standard fans, the red is positive (+12V), the black is ground, and the yellow wire is the rotation signal.
- Page 13 Chapter 3 BIOS Setup Program Chapter 3 Phoenix-Award BIOS ROM has a built-in setup program that allows users to modify the basic system configuration. This information is stored in CMOS RAM so that it can retain the setup information, even when the power is turned off. To enter the Phoenix-Award BIOS setup program press [Delete] when you Power on or reboot the computer system.
- Page 14 Chapter 3 CD-ROM drives or other hard drive type such as SCSI drives. Drive A/B Select different Floppy device Model. Available options are [None], [360K, 5-1/4 in], [1.2M, 5-1/4 in], [720k, 3-1/2 in], [1.44M, 3-1/2 in], and [2.88M, 3-1/2 in]. Video Select the type of video adapter present in your system.
- Page 15 Chapter 3 First/Second/Third/Boot Other Device This option sets the sequence of drives BIOS attempts to boot from after POST completes. BIOS will search these drives for an operating system. Swap Floppy Drive Enabling this function will swap the floppy drive assignment so that drive A will function as drive B, and drive B will function as drive A.
- Page 16 Chapter 3 will increase the available IRQs resources for the system. Available options are [Enabled] and [Disabled]. MPS Version Control For OS This item allows you to select which MPS (Multi-Processor Specification) version to be used for the operating system. You need to select the MPS version that is supported by your operating system.
- Page 17 Chapter 3 Precharge to Active (Trp), Active to Precharge (Tras), Active to CMD (Trcd), DRAM Command Rate, DRAM Burst Len, and Write Recovery Time configuration. It is recommended to keep the default setting for stable system operation. 3. DRAM Command Rate Please leave the default setting at [2T command] for a stable system operation.
- Page 18 Chapter 3 5. AGP Master 1 WS Write/Read It is recommended to keep the default settings for stable system operation. 6. AGP 3.0 Calibration Cycle Available options: [disabled], [enabled]. CPU & PCI Bus Control 1. PCI Master 0 WS Write When Enabled, writes to PCI bus are executed with zero wait states.
- Page 19 Chapter 3 3-4 Integrated Peripherals This section provides information on setting peripheral devices. By choosing the Integrated Peripherals option from the CMOS Setup Utility menu (Figure 3-1), the screen below is displayed. This sample screen contains the manufacturer's default values for the motherboard. VIA OnChip IDE Device Press [Enter] to enter the sub-menu, which contains the following items for some advanced controls:...
- Page 20 Chapter 3 Integrated Peripherals option from the CMOS Setup Utility menu (Figure 3-1), the screen below is displayed. This sample screen contains the manufacturer's default values for the motherboard. Press [Enter] to enter the sub-menu, which contains the following items for advanced control: 1.
- Page 21 Chapter 3 OnChip USB Controller/OnChip EHCI Controller Enable the on-board Universal Serial Bus (USB V1.1 or V2.0) controller if you want to connect a USB device to your system. Note that if this setting is disabled, you can still temporarily use a USB keyboard during boot up so that you can enter BIOS and enable this setting.
- Page 22 Chapter 3 Video Off Method This function serves as both a screen saver and power saver for monitors. See the next function, Video Off After, for setting the video timer. 1. Blank - BIOS will change the monitor screen to blank. The electricity saved in this mode is negligible and this function is only used as a screen saver to prevent screen damage while the screen is idle.
- Page 23 Chapter 3 3. Power Button Lock The Power button Lock option is disabled when PS/2KB Wakeup from S3/S4/S5 is set to Disabled. Available options: [Disabled], [Enabled]. 4. USB Resume from S3 When enabled, the system is able to resume from S3 mode by a USB keyboard hot key or mouse click.
- Page 24 Chapter 3 PNP OS Installed If you want to install a PNP compatible OS (such as Windows 95) set to Yes. Reset Configuration Data If you want to reset CMOS IRQ divide hardware device, please select [Enabled]. Resources Controlled By When set to Manual the system BIOS will not refer to the ESCD for IRQ &...
- Page 25 Chapter 3 3-8 Load Fail-Safe Defaults Load Fail-Safe Defaults loads the default BIOS values directly from the CMOS Setup Utility menu (Figure 3-1). If user-defined BIOS settings are corrupted and therefore unusable, these defaults will be loaded automatically when you turn on the computer.
- Page 26 Chapter 4 DRIVER Setup Chapter 4 Insert the support CD that come with your motherboard into your CD-ROM driver or double-click the CD drive icon in [My computer] to open the setup screen. 4-1 VIA Service Pack Setup Click [VIA Service Pack] Click [Next >] to start software installation.
- Page 27 How To Contact CHAINTECH How To Contact CHAINTECH Please do not hesitate to contact us if you have any problem about our products. Any opinions will be appreciated. For Asia, Africa, Australia and Pacific Island: For UK: CHAINTECH COMPUTER CO., LTD CHAINTECH UK., LTD.
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