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DFI am75-tc User Manual

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AM75-EC
AM75-TC
Rev. A+
System Board
User’s Manual
48110117

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Summary of Contents for DFI am75-tc

  • Page 1 AM75-EC AM75-TC Rev. A+ System Board User’s Manual 48110117...
  • Page 2 Copyright Trademarks Caution...
  • Page 3 FCC and DOC Statement on Class B...

  • Page 4: System Board

    Notice System Board AM75-EC AM75-TC (VIA KM133) (VIA KM133A) ® ® û ü...
  • Page 5 Table of Contents Chapter 1 - Introduction Chapter 2 - Hardware Installation Chapter 3 - Award BIOS Setup Utility...
  • Page 6 Introduction Chapter 4 - Supported Softwares Appendix A - Using the Suspend to RAM Function Appendix B - System Error Messages Appendix C - Troubleshooting...
  • Page 7 Introduction Chapter 1 - Introduction 1.1 Features and Specifications 1.1.1 Features Chipset Processor System Memory...
  • Page 8 Introduction Important: • PC-100 SDRAM DIMM is supported when used with 100MHz FSB processor. • PC-133 SDRAM DIMM is supported when used with 100MHz FSB or 133MHz FSB processor. • If you are using more than one DIMM, make sure you insert the same type of DIMMs into the DIMM sockets.
  • Page 9 Introduction Onboard Audio Features ATX Double Deck Ports (PC 99 color-coded connectors) Connectors PCI Bus Master IDE Controller...
  • Page 10 Introduction IrDA Interface USB Ports BIOS Desktop Management Interface (DMI)
  • Page 11 Introduction 1.1.2 System Health Monitor Functions 1.1.3 Intelligence CPU Temperature Protection CPU Fan Protection...
  • Page 12 Introduction Over Voltage CPU Overclocking Automatic Chassis Fan Off Dual Function Power Button Wake-On-Ring Important: If you are using a modem add-in card, the 5VSB power source of your power supply must support a minimum of ≥ 720mA.
  • Page 13 Introduction RTC Timer to Power-on the System Wake-On-LAN Important: The 5VSB power source of your power supply must support a minimum of ≥ 720mA. AC Power Failure Recovery ACPI STR ® ®...

  • Page 14: Package Checklist

    Introduction Important: The 5VSB power source of your power supply must support ≥ 1A. Virus Protection 1.2 Package Checklist þ þ þ þ þ þ...

  • Page 15: System Board Layout

    Hardware Installation Chapter 2 - Hardware Installation 2.1 System Board Layout AM75-EC (Uses VIA KM133 - VT8365 and VT82C686B; ® supports 100MHz FSB CPUs)
  • Page 16 Hardware Installation AM75-TC (Uses VIA KM133A - VT8365A and VT82C686B; ® supports 100MHz/133MHz FSB CPUs)

  • Page 17: System Memory

    Hardware Installation Warning: Electrostatic discharge (ESD) can damage your system board, processor, disk drives, add-in boards, and other components. Perform the upgrade instruction procedures described at an ESD workstation only. If such a station is not available, you can provide some ESD protection by wearing an antistatic wrist strap and attaching it to a metal part of the system chassis.
  • Page 18 Hardware Installation 2.2.1 Installing the DIM Module...
  • Page 19 Hardware Installation 2.3 CPU Frequency Ratio Ratio...
  • Page 20 Hardware Installation CPU Frequency Ratio Select - SW1 Important: We do not recommend that you adjust the CPU to a higher frequency ratio because it may result to the CPU’s or system’s instability and are not guaranteed to provide better system performance.

  • Page 21: Jumper Settings For Clearing Cmos Data

    Hardware Installation 2.4 Jumper Settings for Clearing CMOS Data Clear CMOS Data - Jumper JP8 a) CMOS data becomes corrupted. b) You forgot the supervisor or user password. c) You are unable to boot-up the computer system because the processor’s bus clock was incorrectly set in the BIOS.
  • Page 22 Hardware Installation...

  • Page 23: Jumper Settings For The Onboard Audio Codec

    Hardware Installation 2.5 Jumper Settings for the Onboard Audio Codec Onboard Audio Codec Settings - Jumpers JP4, JP5 and JP6...
  • Page 24 Hardware Installation 2.6 Jumper Settings for Selecting the CPU’s Front Side Bus (AM75-TC) CPU Front Side Bus Select - Jumper JP10...
  • Page 25 Hardware Installation 2.7 Jumper Settings for Selecting the USB Power USB Power Select for USB 1 (JP3) and USB 2 (JP50)
  • Page 26 Hardware Installation 2.8 Ports and Connectors 2.8.1 Serial Ports...
  • Page 27 Hardware Installation Connecting the Serial Ports...
  • Page 28 Hardware Installation 2.8.2 PS/2 Mouse and PS/2 Keyboard Ports Warning: Make sure to turn off your computer prior to connecting or disconnecting a mouse or keyboard. Failure to do so may damage the system board.
  • Page 29 Hardware Installation 2.8.3 Parallel Port Setting Function...
  • Page 30 Hardware Installation 2.8.4 Floppy Disk Drive Connector Connecting the Floppy Disk Drive Cable...

  • Page 31: Ide Disk Drive Connector

    Hardware Installation 2.8.5 IDE Disk Drive Connector Connecting the IDE Disk Drive Cable Note: Refer to your disk drive user’s manual for information about selecting proper drive switch settings.
  • Page 32 Hardware Installation Adding a Second IDE Disk Drive Important: If you encountered problems while using an ATAPI CD-ROM drive that is set in Master mode, please set the CD-ROM drive to Slave mode. Some ATAPI CD-ROMs may not be recognized and cannot be used if incorrectly set in Master mode.
  • Page 33 Hardware Installation 2.8.6 Universal Serial Bus Ports Function Function Function...
  • Page 34 Hardware Installation...
  • Page 35 Hardware Installation 2.8.7 VGA Port...

  • Page 36: Irda Connector

    Hardware Installation 2.8.8 IrDA Connector Function Note: The sequence of the pin functions on some IrDA cable may be reversed from the pin function defined on the system board. Make sure to connect the cable to the IrDA connector according to their pin functions.
  • Page 37 Hardware Installation 2.8.9 CPU Fan Connector with CPU Fan Protection Function Function...
  • Page 38 Hardware Installation...
  • Page 39 Hardware Installation 2.8.10 Chassis Fan Connector Function...
  • Page 40 Hardware Installation 2.8.11 Second Chassis Fan Connector Function...
  • Page 41 Hardware Installation 2.8.12 Game/MIDI Port...
  • Page 42 Hardware Installation 2.8.13 Audio Jacks Line-out Jack (J6 - Lime) Line-in Jack (J7 - Light Blue) Mic-in Jack (J8 - Pink)
  • Page 43 Hardware Installation 2.8.14 Internal Audio Connectors AUX-in and CD-in Function Function...
  • Page 44 Hardware Installation 2.8.15 Wake-On-LAN Connector Function Important: The 5VSB power source of your power supply must support ≥ 720mA.
  • Page 45 Hardware Installation 2.8.16 Wake-On-Ring Connector Function Important: If you are using a modem add-in card, the 5VSB power source of your power supply must support a minimum of ≥ 720mA.
  • Page 46 Hardware Installation 2.8.17 AGP 4x LED and DIMM/PCI Standby Power LED AGP 4x LED DIMM Standby Power LED PCI Standby Power LED 3.3VSB Standby for PCI (Jumper JP1)
  • Page 47 Hardware Installation Important: Lighted LEDs serve as a reminder that you must power-off the system then turn off the power supply’s switch or unplug the power cord prior to installing any memory modules or add-in cards.

  • Page 48: Power Connector

    Hardware Installation 2.8.18 Power Connector Function Function Important: The system board requires a minimum of 300W electric current.

  • Page 49: Front Panel Connectors

    Hardware Installation 2.8.19 Front Panel Connectors HD-LED: Primary/Secondary IDE LED G-LED: Green LED ATX-SW: ATX Power Switch G-SW: Green Switch RESET: Reset Switch SPEAKER: Speaker Connector...
  • Page 50 Hardware Installation PWR-LED: Power/Standby LED Note: If a system did not boot-up and the Power/Standby LED did not light after it was powered-on, it may indicate that the CPU or memor y module was not installed properly. Please make sure they are properly inserted into their corresponding socket. Pin Assignment HD-LED G-LED...
  • Page 51 Award BIOS Setup Utility Chapter 3 - Award BIOS Setup Utility 3.1 The Basic Input/Output System CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Standard CMOS Features Frequency/Voltage Control Advanced BIOS Features Load Fail-Safe Defaults Load Optimized Defaults Advanced Chipset Features Integrated Peripherals Set Supervisor Password Power Management Setup...

  • Page 52: Ide Hdd Auto Detection

    Award BIOS Setup Utility CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Standard CMOS Features Item Help Date (mm:dd:yy) Mon, Apr 23 2001 Time (hh:mm:ss) 4 : 35 : 5 Menu Level IDE Primary Master Press Enter None Change the day, month, IDE Primary Slave Press Enter None year and century...
  • Page 53 Award BIOS Setup Utility IDE Primary/Secondary Master/Slave Capacity Access Mode Drive A and Drive B None 360K, 5.25 in. 1.2M, 5.25 in. 720K, 3.5 in. 1.44M, 3.5 in. 2.88M, 3.5 in. Video EGA/VGA CGA 40 CGA 80 Mono...
  • Page 54 Award BIOS Setup Utility Halt On No Errors All Errors All, But Keyboard All, But Diskette All, But Disk/Key Base Memory Extended Memory T otal Memory...

  • Page 55: Advanced Bios Features

    Award BIOS Setup Utility 3.1.2 Advanced BIOS Features CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Advanced BIOS Features Item Help Disabled Virus Warning Enabled CPU L1 Cache Menu Level Enabled CPU L2 Cache Enabled CPU L2 Cache ECC Checking Allows you to choose Enabled Quick Power On Self Test...
  • Page 56 Award BIOS Setup Utility CPU L1 Cache and CPU L2 Cache CPU L2 Cache ECC Checking Quick Power On Self Test First Boot Device, Second Boot Device, Third Boot Device and Boot Other Device Swap Floppy Drive Boot Up Floppy Seek...
  • Page 57 Award BIOS Setup Utility Boot Up NumLock Status Typematic Rate Setting Disabled Enabled Typematic Rate (Chars/Sec) Typematic Delay (Msec) Security Option System Setup...
  • Page 58 Award BIOS Setup Utility OS Select for DRAM > 64MB HDD S.M.A.R.T. Capability...

  • Page 59: Advanced Chipset Features

    Award BIOS Setup Utility 3.1.3 Advanced Chipset Features CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Advanced Chipset Features Item Help Disabled DRAM Timing By SPD SDRAM Cycle Length Menu Level 133M DRAM Clock Disabled System BIOS Cacheable Disabled Video RAM Cacheable Frame Buffer Size AGP Aperture Size...
  • Page 60 Award BIOS Setup Utility SDRAM Cycle Length DRAM Clock System BIOS Cacheable Video RAM Cacheable Frame Buffer Size AGP Aperture Size AGP Mode AGP Driving Control...
  • Page 61 Award BIOS Setup Utility AGP Driving Value AGP Fast Write OnChip USB USB Keyboard Support OnChip Sound...

  • Page 62: Integrated Peripherals

    Award BIOS Setup Utility 3.1.4 Integrated Peripherals CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Integrated Peripherals Item Help On-Chip Primary IDE Enabled On-Chip Secondary IDE Enabled Menu Level IDE Prefetch Mode Enabled IDE Primary Master PIO Auto IDE Primary Slave PIO Auto IDE Secondary Master PIO Auto...
  • Page 63 Award BIOS Setup Utility Auto Mode 0-4 IDE Primary Master/Slave UDMA and IDE Secondary Master/ Slave UDMA Auto Disabled Init Display First PCI Slot IDE HDD Block Mode Enabled Disabled Onboard FDD Controller Enabled Disabled...
  • Page 64 Award BIOS Setup Utility Onboard Serial Port 1 and Onboard Serial Port 2 Auto 3F8/IRQ4, 2F8/IRQ3, 3E8/IRQ4, 2E8/IRQ3 Disabled UART2 Mode Select IR Function Duplex Half Full TX,RX Inverting Enable Onboard Parallel Port 378/IRQ7, 3BC/IRQ7, 278/IRQ5 Disabled...
  • Page 65 Award BIOS Setup Utility Parallel Port Mode Normal “ECP (Extended Capabilities Port)” “EPP (Enhanced Parallel Port)” ECP Mode Use DMA EPP Mode Select Onboard Legacy Audio Sound Blaster SB I/O Base Address SB IRQ Select...
  • Page 66 Award BIOS Setup Utility SB DMA Select MPU-401 MPU-401 I/O Address Game Port (200-207H)

  • Page 67: Power Management Setup

    Award BIOS Setup Utility 3.1.5 Power Management Setup CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Power Management Setup Item Help ACPI Function Enabled Power Management Press Enter Menu Level ACPI Suspend Type S1(POS) PM Control by APM Video Off Option Suspend ->...
  • Page 68 Award BIOS Setup Utility Min Saving Max Saving User Define HDD Power Down Doze Mode Suspend Mode ACPI Suspend Type S1(POS) S3(STR) PM Control by APM...
  • Page 69 Award BIOS Setup Utility Video Off Option Always On Suspend -> Off All Modes -> Off Video Off Method V/H SYNC + Blank Blank Screen DPMS Support MODEM Use IRQ Soft-Off by PWRBTN Delay 4 Sec Instant-Off...
  • Page 70 Award BIOS Setup Utility PWR Lost Resume State Keep Off Turn On Last State Wake Up Events USB Resume from S3 LPT & COM HDD & FDD PCI Master PowerOn by PCI Card...
  • Page 71 Award BIOS Setup Utility Resume On LAN/Ring • • Resume By Alarm Enabled Disabled Date (of Month) 1-31 Resume Time (hh:mm:ss)

  • Page 72: Primary Intr

    Award BIOS Setup Utility Primary INTR IRQs Activity Monitoring 3.1.6 PnP/PCI Configurations CMOS Setup Utility - Copyright (C) 1984-2000 Award Software PnP/PCI Configurations Item Help Reset Configuration Data Disabled Menu Level Resources Controlled By Auto(ESCD) IRQ Resources Press Enter Default is Disabled. Select Enabled to PCI/VGA Palette Snoop Disabled...
  • Page 73 Award BIOS Setup Utility Resources Controlled By Auto(ESCD) Manual IRQ Resources PCI/VGA Palette Snoop Enabled Disabled Assign IRQ for VGA Note: When Disabled, a “Yellow” mark will appear in Windows 95’s  Device Manager.
  • Page 74 Award BIOS Setup Utility Assign IRQ for USB Note: When Disabled, a “Yellow” mark will appear in Windows 95’s  Device Manager.

  • Page 75: Pc Health Status

    Award BIOS Setup Utility 3.1.7 PC Health Status CMOS Setup Utility - Copyright (C) 1984-2000 Award Software PC Health Status Item Help Current System Temp. 27C/80F Current CPU Temperature 37C/98F Menu Level Current CPU Fan Speed 0 RPM Current Chassis Fan Speed 0 RPM Vcore 1.75 V...
  • Page 76 Award BIOS Setup Utility CPU Fan Protection CPU Temp. Prot. Function and CPU Temp. Prot. Alarm CPU Temperature References...

  • Page 77: Spread Spectrum Modulated

    Award BIOS Setup Utility 3.1.8 Frequency/Voltage Control CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Frequency/Voltage Control Item Help CPU Vcore Select Default Spread Spectrum Modulated Disabled Menu Level CPU Host/PCI Clock Default ↑↓→← Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help F5:Previous Values F6:Fail-Safe Defaults...
  • Page 78 Award BIOS Setup Utility CPU Host/PCI Clock Important: Overclocking may result to the processor’s or system’s instability and are not guaranteed to provide better system performance.
  • Page 79 Award BIOS Setup Utility 3.1.9 Load Fail-Safe Defaults 3.1.10 Load Optimized Defaults...
  • Page 80 Award BIOS Setup Utility 3.1.11 Set Supervisor Password 3.1.12 Set User Password...
  • Page 81 Award BIOS Setup Utility 3.1.13 Save & Exit Setup 3.1.14 Exit Without Saving 3.2 Updating the BIOS...
  • Page 82 " Supported Softwares Chapter 4 - Supported Softwares 4.1 Desktop Management Interface (DMI) 4.1.1 Running the DMI Utility...
  • Page 83 " Supported Softwares 4.1.2 Using the DMI Utility Award DMI Configuration Utility Copyright Award Software Inc, 1996 [Edit DMI] [Add DMI] [Load DMI File] [Save DMI File] BIOS *** BIOS Auto Detect *** System Enclosure/Chassis Type : BIOS Information Processor Handle : 0000 Memory Controller Vendor Name :...
  • Page 84 " Supported Softwares Add DMI ← → ↑ ↓ Load DMI File ← → Press [Enter] to select DMI file for load Do you want to execute? (Y/N) Save DMI File ← → Press [Enter] to select DMI file for save...
  • Page 85 " Supported Softwares 4.2 VIA Hardware Monitor Note: Use this utility only in Windows 95, Windows 98, Windows ® ® ® 98 SE, Windows ME, Windows 2000 or Windows NT ® ® ® operating system. 4.3 VIA Service Pack ®...
  • Page 86 " Supported Softwares Service Pack Installation Notes ® Important: The VGA driver that came with some AGP cards is already bundled with the AGP VxD driver. Since the version of the bundled VxD driver may be older than the one provided in the CD, installing the bundled VxD driver may cause problems.
  • Page 87 " Supported Softwares 4.5 Graphics Drivers 4.6 Microsoft DirectX 7.0 Driver 4.7 Drivers and Utilities Installation Notes      ...
  • Page 88 " Supported Softwares...
  • Page 89 Using the Suspend to RAM Function Appendix A - Using the Suspend to RAM Function A.1 Using the Suspend to RAM Function ® CMOS Setup Utility - Copyright (C) 1984-2000 Award Software Power Management Setup Item Help ACPI Function Enabled Power Management Press Enter Menu Level...
  • Page 90 Using the Suspend to RAM Function ® ®...
  • Page 91 Using the Suspend to RAM Function...
  • Page 92 Using the Suspend to RAM Function ® Important: If you are unable to use the Suspend to RAM function (after performing the steps above in Windows 98 or when you are ® i n Windows 2000/ME), please check whether your add-in ®...
  • Page 93 System Error Message Appendix B - System Error Message B.1 POST Beep B.2 Error Messages CMOS BATTERY HAS FAILED Caution: Danger of explosion if battery incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the battery manufacturer’s instructions.
  • Page 94 System Error Message FLOPPY DISK(S) fail (80) FLOPPY DISK(S) fail (40) Hard Disk(s) fail (80) Hard Disk(s) fail (40) Hard Disk(s) fail (20) Hard Disk(s) fail (10) Hard Disk(s) fail (08) Keyboard is locked out - Unlock the key Keyboard error or no keyboard present Manufacturing POST loop BIOS ROM checksum error - System halted Memory test fail...
  • Page 95 Troubleshooting Appendix C - Troubleshooting C.1 Troubleshooting Checklist CPU Fan Protection After booting up the system, a beeping alarm sounded then the system’s power was turned off:...

  • Page 96: Troubleshooting

    Troubleshooting CPU Frequency Ratio The system did not boot up with the frequency ratio I selected. Monitor/Display If the display screen remains dark after the system is turned on: The picture seems to be constantly moving. The screen seems to be constantly wavering. Power Supply When the computer is turned on, nothing happens.

  • Page 97: Floppy Drive

    Troubleshooting Floppy Drive The computer cannot access the floppy drive. Hard Drive Hard disk failure. Excessively long formatting period. Parallel Port The parallel printer doesn’t respond when you try to print.
  • Page 98 Troubleshooting Serial Port The serial device (modem, printer) doesn’t output anything or is outputting garbled characters. Keyboard Nothing happens when a key on the keyboard was pressed. System Board...
  • Page 99 Troubleshooting...

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