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TRIGEM LN620 User Manual

Trigem ln620 motherboard user’s guide
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LN620

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  • Page 1 Motherboard User’s Guide LN620...
  • Page 2 TriGem Computer, Inc. No patent liability is assumed with respect to the use of information contained herein. While every precaution has been taken in the preparation of this publication, TriGem Computer, Inc.

  • Page 3: Safety Information

    Safety Information Safety Information Battery Warning Instruction Caution If battery is incorrectly replaced there poses a danger of explosion. Replace battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer’s instructions. Attention Il y a danger d’explosion s’il y a remplacement incorrect de la batterie.

  • Page 4: Table Of Contents

    CONTENTS Chapter 1 Motherboard Description Features ......................1-1 Motherboard Overview ................1-3 Motherboard Connectors................1-4 Power Supply Connector ..............1-5 Front Panel Connectors ................ 1-5 Rear Panel Connectors ................. 1-6 Board Expansion Connectors .............. 1-9 FDD Connector ..................1-9 Primary and Secondary E-IDE Connectors ........1-9 Chapter 2 Using the BIOS Setup Program About the Setup Program ................
  • Page 5 Defaults Menu ................... 2-23 Original ....................2-23 Optimal ....................2-23 Chapter 3 Installing and Removing Board Options Before You Begin ..................3-1 Installing the Pentium II Processor ............3-2 Installing the Retention Mechanism............ 3-2 Installing the Pentium II Processor ............3-3 Setting the Processor Speed ..............
  • Page 6 Appendix B Error and Information Messages BIOS Error Messages.................. B-1 BIOS Beep Codes ..................B-3 Appendix C Motherboard Resources DMA Channels.................... C-1 Interrupts ...................... C-2 Appendix D Update on Installing Windows 95 Installing the Bus Master IDE Driver ............D-2 Installing the USB Driver ................

  • Page 7: Features

    Chapter 1 Motherboard Description Motherboard Description This chapter describes the major features of your motherboard. Features The motherboard supports the following features: Slot 1 connector, 233 MHz, 266 MHz, or 300 MHz Intel Pentium II processor with MMX technology Three 168 pin DIMM sockets, support up to 384 MB of synchronous DRAM (SDRAM) memory and support unbuffered EDO DRAM 512 KB of synchronous Pipeline Burst SRAM external cache on the substrate in the Single Edge Contact (S.E.C.) cartridge...
  • Page 8 System and video BIOS shadow RAM Plug-and-Play (PnP) BIOS feature A built-in PS/2 style keyboard connector and a built-in PS/2 compatible mouse connector Two serial ports (one built-in connector and one optional pin header) and one built-in parallel port The following are manufacturing options: Wake up LAN connector Wake up Ring connector Management extension hardware...

  • Page 9: Motherboard Overview

    Motherboard Overview Fan connector Battery (active heatsink fan) IrDA connector Wake up LAN connector ITE 8679F super I/O controller Back panel I/O connectors ROM BIOS ISA connectors Serial port (COM2) connector Slot 1 connector Intel 82443LX (PAC) Management extension hardware Power supply connector PCI connectors...

  • Page 10: Motherboard Connectors

    Motherboard Connectors Fan connector (active heatsink fan) Wake up LAN A.G.P. connector connector IrDA connector ISA connectors Serial port (COM2) connector Slot 1 connector Power supply connector PCI connectors DIMM sockets Fan connector Chassis security connector System fan connector DIP switch Secondary E-IDE connector Front panel connector Wake up ring...

  • Page 11: Power Supply Connector

    Power Supply Connector The power supply converts AC power from a wall outlet to the DC voltages required by motherboard and devices in your system. The power supply has a large motherboard connector and several internal device (hard disk, CD-ROM, and floppy disk drive, etc.) connectors.

  • Page 12: Rear Panel Connectors

    Rear Panel Connectors USB ports Serial port Parallel port Keyboard Mouse Figure 5. Rear panel connectors Keyboard Connector Your system's PS/2 style keyboard plugs into the keyboard connector. Keyboard connector Figure 6. Connecting the keyboard Motherboard Description...

  • Page 13: Mouse Connector

    Mouse Connector Your system's PS/2 compatible mouse plugs into the mouse connector. Mouse connector Figure 7. Connecting the mouse USB Connectors You can connect any USB compliant devices to either of the USB connectors. USB devices include low-speed peripherals such as microphone, digital joystick, and speaker.
  • Page 14 Serial Ports (COM1) You can connect a serial device, such as an external modem and printer, to the serial ports. Serial port Figure 9. Connecting the serial device Parallel Port (LPT1) You can connect a parallel device, such as a printer, to the parallel port. Clips Parallel port Figure 10.

  • Page 15: Board Expansion Connectors

    Board Expansion Connectors There are three PCI slots, one ISA slot, and one shared slot (for a PCI or ISA card). The PCI bus supports up to four bus masters through the four PCI connectors. Also the motherboard has one Accelerated Graphics Port (A.G.P.) connector. The Accelerated Graphics Port is a high-performance interconnect for graphic-intended for exclusive use with graphical-display devices.
  • Page 16 The BIOS in the motherboard supports boot up from IDE CD-ROM drive, floptical drive, SCSI drive or network drive. So, you can select a CD-ROM drive or floptical drive as a boot device by setting the 1 Boot Device option to CD-ROM or Floptical in the Advanced Setup menu of the Setup program.

  • Page 17: About The Setup Program

    Chapter 2 Using the BIOS Setup Program Using the BIOS Setup Program About the Setup Program This chapter explains how to use the BIOS Setup program. You can use the Setup program to change the computer's configuration information and boot-up sequence, etc.

  • Page 18: Entering The Setup Program

    The configuration you define through the Setup program is stored in a special area of memory called CMOS RAM. The battery on the main board backs up this memory, so the memory is not erased when you turn off or reset the computer.
  • Page 19 The Setup program is composed of four windows that contain several icons. An information line at the bottom of the menu displays simple explanations for each option. You can use your keyboard or mouse to select the options. The mouse functions are click (change or select both global and current field) or double click (perform an operation in the selected field).

  • Page 20: Exiting The Setup Program

    Exiting the Setup Program To exit the Setup program, press Alt and Spacebar keys simultaneously. If you press these keys, you can see the following window. To save the settings and exit, select Save changes and Exit. The system reboots with your new settings.

  • Page 21: Setup Menu

    Setup Menu The Setup menu has 6 icons, each of which contains a submenu. Standard Setup Menu Standard Setup options are displayed by choosing the Standard icon from the BIOS Setup menu. All Standard Setup options are described below. Pri Master/Pri Slave/Sec Master/Sec Slave Choose these icons to configure the hard disk drive named in the option.
  • Page 22 Type Type Type Type Type You can choose the appropriate hard disk and CD-ROM drives type for yours. Type : The number for a drive with certain identification parameters. Cyl : The number of cylinders in the disk drive. HD : The number of heads. WP : The size of a sector gets progressively smaller as the track diameter diminishes.

  • Page 23: Pio Mode

    LBA/Large Mode To use the IDE drives with capacities greater than 528 MB, set this option to On. The settings are On and Off. Block Mode To use the IDE drives that use Block Mode, set this option to On. The settings are On and Off.

  • Page 24: Advanced Setup Menu

    Floppy Drive A, B Choose the Floppy Drive A or B icon to specify the floppy drive type. The settings are Not Installed, 360 KB 5 1/4, 1.2 MB 5 1/4, 720 KB 3 1/2, 1.44 MB 3 1/2, and 2.88 MB 3 1/2. Advanced Setup Menu Advanced Setup options are displayed by choosing the Advanced icon from the BIOS Setup main menu.

  • Page 25: Quick Boot

    Quick Boot Set it to Enabled to instruct BIOS to boot quickly when the computer is powered on. The settings are: Disabled : BIOS test all system memory. BIOS waits up to 40 seconds for a READY signal from the IDE hard disk drive. BIOS waits for .5 seconds after sending a RESET signal to the IDE drive to allow the IDE drive time to get ready again.

  • Page 26: Primary Display

    PS/2 Mouse Support If you enable this option, you can use a PS/2 mouse. The settings are Disabled and Enabled. Primary Display This option lets you define the type of adapter you are using for your primary display. The settings are Absent, VGA/EGA, CGA40X25, CGA80X25, and Mono.

  • Page 27: Chipset Setup Menu

    Chipset Setup Menu If you select the Chipset icon from the Setup main menu, the Chipset Setup menu is displayed. Fixed Memory Hole This field enabled a memory hole in DRAM space. Host cycles matching an enabled hole are passed on to PCI. PCI cycles matching an enabled hole will be ignored.

  • Page 28: Power Control Setup Menu

    Power Control Setup Menu If you select the Power Ctrl icon from the Setup main menu, the Power Control Setup menu is displayed. Power Management / APM Set the option to Enabled to enable the power management and APM (Advanced Power Management) features.

  • Page 29: Parallel Port

    If the Power Management / APM option is set to Disabled, the Power Button Function option can be used only as normal On/Off feature. When you turn off the system in suspend mode, we recommend you turn off the system after resuming the system. Suspend Time Out The option specifies the length of the period of system inactivity for going into suspend mode.

  • Page 30: Pci/Pnp Setup Menu

    PCI/PnP Setup Menu If you select the PCI/PnP icon from the Setup main menu, the PCI/PnP Setup menu is displayed. Plug and Play Aware O/S The option enables the computer to boot with an operating system capable of managing Plug and Play add-in cards. Set it to Yes if the operating system (such as Windows 95) installed in the computer follows the Plug and Play specification.

  • Page 31: Peripheral Setup Menu

    DMA Channel 0, 1, 3, 5, 6, and 7 These options allow you to reserve DMAs for legacy ISA adapter cards. The settings are PnP and ISA. IRQ 3, 4, 5, 7, 9, 10, 11, 14, and 15 These options set the status of the IRQ. If these interrupts are available for use by a PCI/PnP add-in card, the interrupts are assigned for the computer to use.

  • Page 32: Onboard Ide

    OnBoard Parallel Port It specifies the base I/O port address of the built-in parallel port. The settings are Auto, Disabled, 378, 278, and 3BC. Parallel Port Mode It specifies the parallel port mode. ECP and EPP are both bi-directional data transfer schemes that adhere to the IEEE P1284 specifications.

  • Page 33: Utility Menu

    Utility Menu There are 2 icons in the Utility menu. Detect IDE If an IDE-type hard disk drive, a CD-ROM drive, or a floptical drive is connected to the primary or secondary IDE controller, this option allows for automatic detection of the hard disk drive or CD-ROM drive type. Once SETUP detects the type of the hard disk or CD-ROM drive installed, it will display the relative information.

  • Page 34: Color Set

    Color Set This option allows you to change the color of the System Setup screen. The settings are Sky, Army, Pastel, and LCD. Security Menu Three icons appear in the Security menu. Supervisor / User These two options make it possible to restrict access to the Setup program and to restrict who can boot the computer by enabling you to set passwords for two different access modes: Supervisor mode and User mode.

  • Page 35: Setting A Password

    If you set both the Supervisor and User passwords, you must set the Supervisor password first. Once both are set, you can enter either the Supervisor password or the User password to access the Setup or the computer. The system can be configured so that all users can enter a password every time you turn on or reset the system, or run the Setup program, using Supervisor password only or both passwords.
  • Page 36 When you see "Confirm New Password", type your password again and press Enter. If the password you type is different from your password, the screen displays the message "Enter New Password". As you see the following message, press Enter. Supervisor Password Installed User Password Installed When you exit the SETUP program, save your new settings.
  • Page 37 When you see the following message, press Enter. Both Passwords Uninstalled User Password Uninstalled To change the current password, type your new password before pressing Enter on steps 3 and 4. Disabling a Forgotten Password If you forget your current password and cannot use your computer or run the Setup, follow these steps: Turn off the computer and disable the password function by setting the DIP switch 3 to Off.

  • Page 38: Anti-Virus

    Anti-Virus This option allows the user to protect the hard disk driver or diskette's boot sector from unnecessary writing. The available settings are Enabled and Disabled. Setting this option to Disabled makes writing on the boot sector possible. If you select Enabled for this option, when you use the FORMAT, DISKCOPY, or SYS command or any program that tries to write on the boot sector, you will see the following warning message.

  • Page 39: Defaults Menu

    Defaults Menu The icons in this section permit you to select a group of settings for all Setup options. Not only can you use these icons to quickly set system configuration parameters, you can choose a group of settings that have a better chance of working when the system is having configuration-related problems.

  • Page 40: Before You Begin

    Chapter 3 Installing and Removing Board Options Installing and Removing Board Options This Chapter describes how to install and remove optional board options in your computer. You can use these instructions to install and remove a variety of devices and board options. Although your board options may look a bit different from the ones illustrated herein, you can install and remove it the same way.

  • Page 41: Installing The Pentium Ii Processor

    Installing the Pentium II Processor You can install a Pentium II processor in a Slot 1 connector in your motherboard. To install a processor, you must: Install the retention mechanism. Install the processor. Set the processor speed. Detailed instructions for each of these procedures follow. The Pentium II processor can be different from illustrations described herein.

  • Page 42: Installing The Pentium Ii Processor

    Retention mechanism Retention mechanism attachment stud Slot 1 connector Figure 11. Installing the retention mechanism To position the mechanism, orient it as shown above. The tab on the connector fits into a notch in the base of the mechanism. When properly seated, the base of the mechanism is flush with the motherboard.
  • Page 43 Latch Latch Figure 12. Installing the Pentium II processor Slide the top heatsink support bar onto the retaining pins of the support's base as shown below. Retaining pin Heatsink support bar Figure 13. Sliding the heatsink support bar onto the retaining pins Installing and Removing Board Options...

  • Page 44: Setting The Processor Speed

    Setting the Processor Speed After you install the processor and install the motherboard, set the processor speed by changing the settings of the DIP switches. Refer to "Changing the DIP Switch Settings" in this Chapter Upgrading to a Boxed Pentium II Processor Use the instructions in this section to prepare the motherboard for a boxed Pentium II processor upgrade.
  • Page 45 Latches Figuer 14. Removing the heatsink support bar from the base Pressing on the motherboard or components during processor removal can cause damage. If necessary, you can safely press on the motherboard's plastic connectors to gain leverage while removing the processor. Remove the processor by pressing in on the latches and pulling the processor straight up as shown in Figure 15.

  • Page 46: Removing The Heatsink Support Base

    Latches Figure 15. Removing the processor Removing the Heatsink Support Base To remove the heatsink support base from the motherboard, you need a special removal tool that is available from Dexter Design. To remove the heatsink support base follow these steps: With your fingers, remove the two retention pins from the heatsink support base as shown below.
  • Page 47 Retention pin Heatsink support base Retention pin Figure 16. Removing the retention pins Place the heatsink support removal tool over the two outside posts of the heatsink support base as shown below. Make sure the tool completely engages the posts. Heatsink support removal tool Support base Figure 17.

  • Page 48: Upgrading The Processor

    Carefully rock the tool back and forth until the heatsink support base disengages from the holes in the motherboard. There is an audible click when the base disengages from the motherboard. Figure 18. Removing the heatsink support base Remove the tool and the heatsink support base from the motherboard. Upgrading the Processor Refer to the boxed Intel Pentium II processor documentation for installation instructions.

  • Page 49: Installing And Removing Memory Modules

    Installing and Removing Memory Modules The motherboard has three dual inline memory module (DIMM) sockets. Minimum memory size is 8 MB; maximum memory size is 384 MB. The BIOS automatically detects memory type, size, and speed. Each DIMM socket supports the following memory features: 168-pin 3.3 V DIMMs with gold-plated contacts 66 MHz SDRAM Unbuffered EDO DRAM...

  • Page 50: Installing A Memory Module

    Installing a Memory Module Follow these steps to install DIMMs: Make sure the clips at either end of the socket are pushed away from the socket. Position it by aligning the notches in the DIMM's edge connector with the crossbars in the socket. Insert the bottom edge of the DIMM into the socket. Press the DIMM straight down until retaining tabs snap into place around the ends of the DIMM.

  • Page 51: Changing Dip Switch Settings

    Changing DIP Switch Settings A DIP (Dual Inline Package) switch is a small switch that controls one of the functions of your computer. DIP switch settings in your computer are preset at the factory; however, you can alter the functions by changing the standard settings: Specify CPU clock speed Enable or disable the password function...

  • Page 52: The Things To Do In Post-Installation

    To set the DIP switches, push the DIP switches to the off or on position which you want to change to, as shown below. DIP switch Figure 21. DIP switch Do not move the DIP switches with the power on. Always turn off the power and unplug the power cord from the computer before changing the DIP switches.

  • Page 53: Appendix A Specifications

    Appendix A Specifications Specifications Form Factor ATX form factor of 12 * 7.75 inches Processor Single Pentium II processor 66 MHz bus speed Supports all Pentium II processor speeds (233 MHz, 266 MHz, and 300 MHz), voltages, and bus frequencies 512 KB second-level cache on the substrate in the Single Edge Contact (S.E.C.) cartridge Slot 1 connector...

  • Page 54: Intel 440Lx Agpset And Pci/Ide Interface

    Intel 440LX AGPset and PCI/IDE Interface Intel 82443LX PCI/A.G.P. controller (PAC) - Integrated PCI bus mastering controller - Integrated Accelerated Graphics Port (A.G.P.) controller Intel 82371AB PCI/ISA/IDE Xcelerator (PIIX4) - Supports up to four IDE drives or devices - Multifunction PCI-to-ISA bridge - USB and DMA controllers - Two fast IDE interfaces - Power management logic...

  • Page 55: Other Features

    Other features AMI BIOS Plug and Play compatible Onboard A.G.P. connector Advanced Power Management (APM) Manufacturing Options Management extension hardware Wake on LAN header Wake on Ring header Chassis security header Specifications...

  • Page 56: Power Supply

    Power Supply For typical configurations, the motherboard is designed to operate with at least a 200 W power supply. A higher-wattage power supply should be used for heavily- loaded configurations. The power supply must meet the following requirements: Rise time for power supply: 2 ms to 20 ms Minimum delay for reset to Power Good: 100 ms Minimum Powerdown warning: 1 ms 3.3 V output must reach its minimum regulation level within ±20 ms of the...

  • Page 57: Appendix B Error And Information Messages

    Appendix B Error and Information Messages Error and Information Messages BIOS Error Messages Error Message Explanation Drive A: or B: is present but fails the POST diskette tests. Diskette drive A error or Check that the drive is defined with the proper diskette Diskette drive A error type in Setup and that the diskette drive is installed correctly.
  • Page 58 Error Message Explanation Keyboard locked - Unlock the system to proceed. Unlock key switch Monitor type does not Monitor type not correctly identified in Setup. match CMOS - Run SETUP Operating system cannot be located on either drive A: Operating system not or drive C:.

  • Page 59: Bios Beep Codes

    BIOS Beep Codes Beeps codes represent a terminal error. If the BIOS detects a terminal error condition, it outputs an error beep code, halts the POST, and attempts to display a port 80h code on the POST card's LED display. Beeps 80h Code Description...

  • Page 60: Appendix C Motherboard Resources

    Appendix C Motherboard Resources Motherboard Resources DMA Channels DMA Channel Number Data Width System Resource 8- or 16-bits Open 8- or 16-bits Parallel port 8- or 16-bits Floppy drive 8- or 16-bits Parallel port (for ECP) Reserved - cascade channel 16-bits Open 16-bits...

  • Page 61: Interrupts

    Interrupts System Resource I/O channel check Reserved, interval timer Reserved, keyboard buffer full Reserved, cascade interrupt from slave PIC COM2* COM1* LPT2 (Plug and Play option) / audio / user available Floppy drive LPT1* Real time clock User available User available User available Onboard mouse port (if present, else user available) Reserved, math coprocessor...

  • Page 62: Appendix D Update On Installing Windows 95

    Appendix D Update on Installing Windows 95 Update on Installing Windows 95 You must install the BM (Bus Master) IDE driver for Windows 95 immediately after reinstalling Windows 95. The driver allows Windows 95 to detect and configure PCI devices controlled by the integrated 82371AB PIIX4 bridge chip on the motherboard.

  • Page 63: Installing The Bus Master Ide Driver

    Installing the Bus Master IDE Driver Follow these steps to install the driver: Click the Start button, and then click Run. Insert the Windows 95 BM IDE Driver diskette into your floppy disk drive. Type A:\SETUP.EXE and press Enter. When the Welcome dialog box is displayed, click on Next. The license agreement opens in the Notepad application program.

  • Page 64: Installing The Usb Driver

    Installing the USB Driver Your motherboard has two USB ports. USB is the next generation of peripheral interface design. USB allows easy attachment of peripherals to your system. The USB port driver may be preloaded on your system. However, if you reinstalled or upgraded Windows 95 as the operating system, you may reinstall the USB driver.
  • Page 65 Click the Start button, and then click Run. Set the path to "D:\other\usb\usbsupp.exe" and click OK to install the Microsoft USB Supplement to your system. To install the driver from the floppy disk drive, type the "A:\usbsupp.exe", then click OK. (To install from drive B, substitute B: for A:.) Update on Installing Windows 95...
  • Page 66 Click Yes, and then click Yes to accept the agreement. Setup will scan your system. Click OK to complete setup when the installation is finished. Setup will restart your system. If an "Update Device Driver Wizard" window appears after Windows95 reboots, follow the instructions on screen.

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