Biostar U8768 User Manual

Biostar u8768 motherboard: user guide
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FCC Information and Copyright
This equipment has been tested and found to comply with the
limits of a Class B digital device, pursuant to Part 15 of the FCC
Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This
equipment generates, uses and can radiate radio frequency
energy and, if not installed and used in accordance with the
instructions,
may
cause
harmful
interference
to
radio
communications. There is no guarantee that interference will not
occur in a particular installation.
The vendor makes no representations or warranties with respect
to the contents here of and specially disclaims any implied
of merchantability or fitness for any purpose. Further
warranties
the vendor reserves the right to revise this publication and to
make changes to the contents here of without obligation to notify
any party beforehand.
Duplication of this publication, in part or in whole, is not allowed
without first obtaining the vendor's approval in writing.
The content of this user's manual is subject to be changed without
notice and we will not be responsible for any mistakes found in
this user's manual. All the brand and product names are
trademarks of their respective companies.

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Summary of Contents for Biostar U8768

  • Page 1 FCC Information and Copyright This equipment has been tested and found to comply with the limits of a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions,...
  • Page 2: Table Of Contents

    1-1. Hardware... 2 1-2. BIOS & Software ... 6 1-3. Package Contents... 6 2. Mainboard Configuration... 7 2-1. Layout of U8768... 7 2-2. Component Index... 8 3. CPU Configuration ... 9 3-1. CPU Socket 478 Configuration Steps: ... 9 3-2. CPU Fan Header: JCFAN1...10 3-3.
  • Page 3 Table of Contents 4-10. ATX 12V Power Connector: JATXPWR2...18 4-11. 5V / 5VSB Selection for USB: JUSBV1...18 4-12. 5V / 5VSB Selection for USB: JUSBV3...18 4-13. 5V / 5VSB Selection for USB: JUSBV4...18 5. RAM Module Configuration ... 19 5-1. DDR SDRAM ...19 5-2.
  • Page 4: Notice

    U8768 Features: 1.Contains on board I/O facilities that include two serial ports, a parallel port, a PS/2 mouse port, a PS/2 keyboard port, audio ports, USB ports and a game port.
  • Page 5: Mainboard Features

    Chipset – ITE 8705 DRAM Memory: 1.Supports 200MHz, 266MHz DDR SDRAM devices. 2.Supports 64Mb, 128Mb, 256Mb and 512Mb technologies for x8 and 16 devices. 3.Max of 2 Double-Sided DDR SDRAM with unbuffered / Registered. 4.The largest memory capacity is 2 GB. Motherboard Description...
  • Page 6 Chapter 1 Motherboard Description Shadow RAM: Motherboard is equipped with a memory controller providing shadow RAM and support for ROM BIOS. Green Functionality: 1.Supports Award BIOS ™ power management functionality. 2.Has a power down timer from 1 to 15 minutes.
  • Page 7 5.Supports 360KB, 720KB, 1.2MB, 1.44MB, and 2.88MB floppy disk drives. Universal Serial Bus: Supports two back panel Universal Serial Bus Port and four front panel Universal Serial Bus Ports. Hardware Monitor Function: 1.Monitors CPU Fan Speed. 2.Monitors System Voltage. Motherboard Description...
  • Page 8 Chapter 1 Motherboard Description Dimensions (MATX form-factor): 24.5cm x 22.8cm (WxL)
  • Page 9: Bios & Software

    Offers the highest performance for MS-DOS, Windows NT, Windows 2000, Windows XP, Windows ME, Novell, LINUX, and SCO UNIX etc. 1-3. Package Contents 1.HDD Cable. 2.FDD Cable. 3.Flash Memory Writer for BIOS Update. 4.USB Cable (Optional). 5.Rear I/O Panel for MATX Case (Optional). 6.Fully Setup Driver CD. Motherboard Description...
  • Page 10: Mainboard Configuration

    Chapter 1 2. Mainboard Configuration 2-1. Layout of U8768 JKBMS1 & Mouse JKBV1 JUSBLAN1 USB & LAN JUSBV1 JCOM1 JPRNT1 JCOM2 JATXPWR2 JGAME1 AGP SLOT VT6103 JAUDIO1 PCI SLOT 9739 PCI SLOT JCDIN1 PCI SLOT CNR1 CNR SLOT Motherboard Description...
  • Page 11: Component Index

    Chapter 1 2-2. Component Index VT6103 CM I 9739 Motherboard Description Socket 478 C P U P4X266E B AT1 5V/ 5VSB Selection for USB (JUSBV4) VT8235 5V/ 5VSB Selection for USB (JUSBV3) ITE I/O...
  • Page 12: Cpu Configuration

    CPU. Match Pin A with the white dot/cut edge then insert the CPU. Press the lever down. Then Put the fan on the CPU and buckle it and put the fan’s power port into the JCFAN1, then to complete the installation. Motherboard Description...
  • Page 13: Cpu Fan Header: Jcfan1

    Chapter 1 CPU Configuration Layout Socket 478 P4X266E VT6103 9739 3-2. CPU Fan Header: JCFAN1 Pin No. Motherboard Description BAT1 VT8235 VT8235 ITE I/O Assignment Ground +12V Sense 1-10...
  • Page 14: System Fan Header: Jsfan1

    Chapter 1 Motherboard Description 3-3. System Fan Header: JSFAN1 Pin No. Assignment Ground +12V Sense 1-11...
  • Page 15: Jumpers, Headers & Connectors

    Chapter 1 4. Jumpers, Headers & Connectors JKBV1 JUSBV1 JATXPWR2 VT6103 JUSB3 9739 JUSBV3 Motherboard Description Socket 478 P4X266E BAT1 VT8235 VT8235 ITE I/O 1-12 JATXPWR1 IDE1-2 JUSB4 JUSBV4 JPANEL1 JCMOS1 FDD1 JWOL1...
  • Page 16: Front Panel Connector: Jpanel1

    Connector IRTX SPK (Speaker Connector) An offboard speaker can be installed on the motherboard as a manufacturing option. An offboard speaker can be connected to the motherboard at the front panel connector. The speaker (onboard or offboard) provides error beep code information during the Power On Self-Test when the computer cannot use the video interface.
  • Page 17 (The time required is due to internal debounce circuitry on the system board). At least two seconds must pass before the power supply will recognize another on/off signal. Motherboard Description 1-14...
  • Page 18: Atx 20-Pin Power Connector: Jatxpwr1

    IDE2 (Secondary IDE Connector) The IDE2 controller can also support a Master and a Slave drive. The configuration is similar to IDE1. The second drive on this controller must be set to slave mode. Motherboard Description Assignment 3.3V -12V Ground...
  • Page 19: Floppy Disk Connector: Fdd1

    Chapter 1 4-4. Floppy Disk Connector: FDD1 The motherboard provides a standard floppy disk connector (FDC) that supports 360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types. This connector supports the provided floppy drive ribbon cables. 4-5. Wake On LAN Header: JWOL1 Pin No.
  • Page 20: Front Usb Header: Jusb3

    USBP2+ Ground 4-8. Front USB Header: JUSB4 (JUSB4) Assignment +5V(fused) USBP2- USBP2+ Ground 4-9. 5V / 5VSB Selection for KB: JKBV1 JKBV1 1-2 Closed 2-3 Closed Motherboard Description Assignment +5V(fused) USBP3- USBP3+ Ground Assignment +5V(fused) USBP3- USBP3+ Ground Assignment 5V_SB...
  • Page 21: Atx 12V Power Connector: Jatxpwr2

    1-2 Closed 2-3 Closed 4-12. 5V / 5VSB Selection for USB: JUSBV3 JUSBV3 1-2 Closed 2-3 Closed 4-13. 5V / 5VSB Selection for USB: JUSBV4 JUSBV4 1-2 Closed 2-3 Closed Motherboard Description Assignment Ground Ground Assignment 5V_SB Assignment 5V_SB Assignment 5V_SB...
  • Page 22: Ram Module Configuration

    DRAM Type: 128MB/ 256MB/ 512MB/ 1GB DIMM Total Memory (Only for reference) DIMM Socket Location DDR 1 64MB/128MB/256MB/512MB/1GB DDR 2 64MB/128MB/256MB/512MB/1GB Motherboard Description PC1600/ PC2100 Type required. Module (184 pin) Size with unbuffer DIMMs DDR Module Total Memory Size (MB)
  • Page 23: How To Install Ddr Dimm Module

    5-2. How to install DDR DIMM Module Single Sided DIMM Double Sided DIMM 1. The DDR DIMM socket has a “ Plastic Safety Tab”, and the DDR DIMM memory module has an Asymmetrical notch”, so the DDR DIMM memory module can only fit into the slot in one direction.
  • Page 24: Peripheral Port Features

    JCOM1 6-1. PS/2 Mouse / Keyboard Connector: JKBMS1 The motherboard provides a standard PS/2 mouse / Keyboard mini DIN connector for attaching a PS/2 mouse. You can plug a PS/2 mouse / Keyboard directly into this connector. The connector location and pin definition are shown below:...
  • Page 25: Usb & Lan Port Connectors: Jusblan1

    6-2. USB & LAN Port Connectors: JUSBLAN1 6-2-1. USB Connectors: USB Connector (the below one) USB Connector (the above one) Mainboard Features Assignment +5 V (fused) USBP1- USBP1+ Ground Assignment +5 V (fused) USBP2- USBP2+ Ground...
  • Page 26: Lan Port Connector

    6-2-2. LAN Port Connector This connector allows you to connect to the Internet through a Local Area Network (LAN). You can set up the connection by entering account information provided by your ISP. LAN Port Connector Mainboard Features Assignment VCC3...
  • Page 27: Serial And Parallel Interface Ports

    6-3. Serial and Parallel Interface Ports This system comes equipped with two serial ports and one parallel port. Both types of interface ports will be explained in this chapter. 6-3-1. The Serial Interface: JCOM1/JCOM2 The serial interface port is sometimes referred to as an RS-232 port or an asynchronous communication port.
  • Page 28 6-3-2. Parallel Interface Port: JPRNT1 Unlike serial ports, parallel standardized and should not present any difficulty interfacing peripherals to your system. Sometimes called centronics port, the parallel port is almost exclusively used with printers. The parallel port on your system has a 25-pin, DB25 connector. The pinout for the parallel port are shown in the table below.
  • Page 29 6-4. Game (Joystick/MIDI) Port Connector: JAUD_GAME This connector allows you to connect a joystick or game pad for playing computer games. Also, you may play or edit professional music by connecting MIDI devices. 6-5. Audio Port Connectors: JSPKR1/JLIN1/JMIC1 Speaker Out 1.
  • Page 30 four/six channel speakers mode is enabled. 4. Mic In is used to connect a microphone, which allows you to input sounds and voices. 5. Center and Bass can be connected to center speaker and bass while six channel speakers mode is enabled. 4 Channel S peakers Speaker Out Line In/...
  • Page 31: Audio Subsystem

    6-6. Audio Subsystem VT6103 JAUDIO1 9739 JCDIN1 Mainboard Features Socket 478 C PU P4X266E BAT1 VT8235 VT8235 ITE I/O...
  • Page 32 6-6-1. CD-ROM Audio-In Header: JCDIN1 Pin No. Left Channel Input Right Channel Input 6-6-2. Front Panel Audio Header: JAUDIO1 Pin No. Assignment Pin No. Mic In Mic Power RT Line Out Reserved LFT Line Out Mainboard Features Assignment Ground Ground Assignment Ground Audio Power...
  • Page 33 06/28/2002...

Table of Contents