1. Manuals
  2. Brands
  3. Contec Manuals
  4. Motherboard
  5. SLC-8550-LVA
  6. User manual

Contec SLC-8550-LVA User Manual

Sbc series, 5.25" little board for pentium m cpu with lan, vga, audio
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
SBC Series
5.25" Little Board
for Pentium M CPU
with LAN, VGA, Audio
SLC-8550-LVA
User's Manual
CONTEC CO.,LTD.

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the SLC-8550-LVA and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Contec SLC-8550-LVA

Summary of Contents for Contec SLC-8550-LVA

  • Page 1 SBC Series 5.25" Little Board for Pentium M CPU with LAN, VGA, Audio SLC-8550-LVA User’s Manual CONTEC CO.,LTD.
  • Page 2 Check Your Package Thank you for purchasing the CONTEC product. The product consists of the items listed below. Check, with the following list, that your package is complete. If you discover damaged or missing items, contact your retailer. Product Configuration List - Board [SLC-8550-LVA] …1...
  • Page 3 No part of this document may be copied or reproduced in any form by any means without prior written consent of CONTEC CO., LTD. CONTEC CO., LTD. makes no commitment to update or keep current the information contained in this document. The information in this document is subject to change without notice.
  • Page 4 POWER MANAGEMENT FEATURES....................7 POWER REQUIREMENTS ........................7 POWER CONSUMPTION ........................7 CONNECTOR & JUMPER LOCATION ....................8 TOP SIDE..............................8 BOTTOM SIDE ............................8 BLOCK DIAGRAM ..........................10 BOARD DIMENSIONS ........................11 HARDWARE INSTALLATIONS INSTALLATION PROCEDURE......................13 CPU INSTALLATION ......................... 14 SLC-8550-LVA...
  • Page 5 POWER / RESET SWITCH SELECTOR: JP4 ..................26 CF MASTER/SLAVE SELECTOR: JP5....................26 CPU CARD RESOURCES SYSTEM ADDRESS MAP........................27 COMPATIBILITY AREA ........................27 MEMORY SEGMENT..........................27 WATCH-DOG-TIMER (WDT) SETTING HARD WARE MONITOR TEMPERATURE ..........................33 VOLTAGE.............................33 FAN SPEED SENSOR..........................33 W83627HF REGISTERS ........................34 LED ................................40 SLC-8550-LVA...
  • Page 6 DMA N RESOURCES.......................... 72 PC HEALTH STATUS ......................... 73 FREQUENCY / VOLTAGE CONTROL..................... 75 DEFAULTS MENU..........................76 SUPERVISOR /USER PASSWORD SETTING ................. 76 EXIT SELECTING ..........................77 POST MESSAGES ..........................77 POST BEEP............................77 ERROR MESSAGES..........................77 POST CODES ............................82 SLC-8550-LVA...
  • Page 7 SLC-8550-LVA...

  • Page 8: Introduction

    1. Introduction 1. Introduction The SLC-8550-LVA is a 5-inches bay sized single board computer based on 855GME chipset and supports Intel(R) Pentium(R) M Processor 1.6G - 2.0GHz (FSB400). The all-in-one design features a wide variety of interfaces including Serial x 6. It also comes with CRT connectors and LVDS interfaces and supports Dual View.

  • Page 9: Customer Support

    You can download updated driver software and differential files as well as sample programs available in several languages. Note! For product information Contact your retailer if you have any technical question about a CONTEC product or need its price, delivery time, or estimate information. Limited One Year Warranty CONTEC products is warranted by CONTEC CO., Ltd.

  • Page 10: Safety Information

    Handling Precautions CAUTION Do not modify the product. CONTEC will bear no responsibility for any problems, etc., resulting from modifying this product. Do not strike or bend the board.

  • Page 11: Environment

    (3) Store the package at room temperature at a place free from direct sunlight, moisture, shock, vibration, magnetism, and static electricity. Disposal When disposing of the product, follow the disposal procedures stipulated under the relevant laws and municipal ordinances. SLC-8550-LVA...

  • Page 12: System Reference

    The RTC (real-time clock) and CMOS data backup by the lithium battery. The Litium battery specification is shown in table. Specification BR-2/3AC2P Voltage RTC/CMOS Capacity 1200mAh Weigh 15.5g * Backup time: Over 10 years at none AC power 25ºC. * Real Time Clock accurate: ±3 minutes/month at 25ºC. SLC-8550-LVA...
  • Page 13 *4 This CF Card slot do not have the hot-swap function. The card cannot remove from slot and attach to slot at the time of a power supply ON. The card may be damaged if a power supply is turned off at the time of card access. *5 Depends on the specification of CPU and heat sink. SLC-8550-LVA...

  • Page 14: Power Management Features

    DC Voltage Acceptable Tolerance + 5V + 5VSB (Stand by) + 12V * +12V: Only for FAN, PCI slot use CAUTION On power-up, this product temporarily stops before restarting. This is a normal operation within the specifications of the product. SLC-8550-LVA...

  • Page 15: Connector & Jumper Location

    PCI Slot 855GME (CN19) CPU Socket ICH4 (CN18) CF Slot FAN1 (CN23 Bottom Side) (CN5) SERIAL5/6 Reset SW LAN/USB SERIAL1/3 SERIAL2/4 Audio (CN2) (CN3) (CN6) (CN13) (CN1) (CN9) (CN10) (CN21) (USB) (USB) Key/Mouse Figure 2.1. Connector & Jumper Location SLC-8550-LVA...
  • Page 16 Compact Flash Slot Reset or Power switch ATX Power Connector LED1 Power(Green) / IDE Access(Yellow) / Status(Red) LED JBAT1 Clear CMOS Content Clear ROM Content Reset/Power switch selector CF card Master/Slave selector FAN1 CPU fan connector FAN2 System fan connector SLC-8550-LVA...

  • Page 17: Block Diagram

    Audio AC97 CODEC Jack AC-Link USB 3/4 FWH BIOS Hub-Link ICH4 USB 5/6 PS/2 LPC SUPER I/O LPC I/F KB/MS W83627HF 10/100 LAN RJ-45 8256GI SERIAL 3/4/5/6 16550UARTx4 SERIAL2 SERIAL1 RS232 RS232 RS232 PCI SLOT Figure 2.2. Block Diagram SLC-8550-LVA...

  • Page 18: Board Dimensions

    2. System Reference Board Dimensions 203.0 198.0 188.2 153.0 109.5 50.8 855GME CPU Socket ICH4 4-φ3.2 (For HeatSink) 10-φ4.0 41.0 129.2 198.0 199.0 [mm] Figure 2.3. Board Dimensions SLC-8550-LVA...
  • Page 19 2. System Reference SLC-8550-LVA...

  • Page 20: Hardware Installations

    (8) Enter the BIOS setup mode by pressing ‘Del’ key during boot up. (9) Use the “Load Optimal Defaults” feature. (10)Configure the Peripheral Setup and the Standard Setup correctly. CAUTION The CMOS memory may be in an undefined state at power-on after a period of no battery backup. SLC-8550-LVA...

  • Page 21: Cpu Installation

    128Mbit x 64 CAUTION All memory components and DIMMs used with the product must comply with the PC SDRAM Specification. These include: the PC SDRAM Specification *memory component specific), the PC Unbuffered DIMM Specification, and the PC Serial Presence Detect Specification. SLC-8550-LVA...

  • Page 22: Audio Signal Connector: Cn1

    Computer systems that have an unshielded cable attached to a USB port may not meet FCC requirements, even if no device or a low-speed USB device is attached to the cable. Use shielded cable that meets the requirements for full-speed devices. SLC-8550-LVA...

  • Page 23: Serial Port Connector: Cn3 / Cn5 / Cn6

    RS-232C Pin No. RS-232C Table 3.6. Serial Port Connector (CN5) Pin No. RS-232C Pin No. RS-232C RxD_5 DCD_5 SERIAL5/6 DTR_5 TXD_5 DSR_5 CTS_5 RTS_5 RI_5 RxD_6 DCD_6 DTR_6 TxD_6 DSR_6 Housing: DF13-20DS-1.25C (HIROSE) CTS_6 RTS_6 Contact: DF13-2630SCF (HIROSE) RI_6 SLC-8550-LVA...

  • Page 24: Ide Port Connector: Cn7, Cn14

    IDE secondary port can support one drive at the time of CF card use. Table 3.7. Primary and Secondary IDE Connector (CN7, CN14) CN7/CN14 Pin No. Function Pin No. Function RESET N.C. DREQ IORDY DACK N.C. PDIAG HD ACT SLC-8550-LVA...

  • Page 25: Front Panel & External Keyboard / Mouse Connector: Cn11

    9, 11 of this connector. External keyboard and mouse This header can be connected to an external PS/2 keyboard and mouse. When the keyboard (mouse) is connected to Keyboard/Mouse connector (CN21), this connector cannot be used together. SLC-8550-LVA...

  • Page 26: Vga Connector: Cn13

    *1 The optional amplifier is required for the external speaker. VGA Connector: CN13 It is a VGA (Analog RGB) connector. The pin assignments are as follows: Table 3.9. VGA Connector (CN13) PIN No. Function PIN No. Function Green Blue N.C. N.C. DDC data H-Sync V-Sync DDC clock N.C. SLC-8550-LVA...

  • Page 27: Lvds Lcd Panel Connector: Cn15 / Cn16

    Pin No. Function Pin No. Function B_TX1+ B_TX0+ CN16 ChannelB B_TX1- B_TX0- B_TX3+ B_TX2+ B_TX3- B_TX2+ LCD_VDD B_CLK1+ LCD_VDD B_CLK1- Housing: DF13-20DS-1.25C (HIROSE) Contact: DF13-2630SCF (HIROSE) LCDVDD_EN LCD_VDD : +3.3V LCD power out (1A Max.) Reserved : keep none connect SLC-8550-LVA...

  • Page 28: Battery Connector: Cn17

    When connecting only a PS/2 keyboard, connect directly to this connector. an attached , when you connect both mouse and keyboard. “2 in 1 cable” Table 3.12. Keyboard / Mouse Connector Pin No. Function KB Data CN21 MS DATA KB Clock MS Clock SLC-8550-LVA...

  • Page 29: Compactflash Slot: Cn23

    The product provides a Compact Flash interfaces. This interface is a very small removable mass storage device (CF Type I). It provides compatibility plus True IDE functionality compatible with ATA/ATA-4. Table 3.13. CompactFlash Slot Pin No. Function Pin No. Function CS1# N.C. CS3# IOR# IOW# IRQ15 CSEL# N.C. SDRST# IORDY SDREQ SDDACK# CF_ACT# SDIAG SLC-8550-LVA...

  • Page 30: Cpu Fan Connector: Fan1

    1 2 3 Contact: 5103 (molex) ATX power supply Connector: PW1 Table 3.16. ATX power supply Connector Pin No. Function Pin No. Function +3.3V +3.3V +3.3V -12V Suitable Housing: 39-01-2200 (correpond) Suitable Contac: 5556 (correspond) Maker: Molex Power Good +5VSBY +12V SLC-8550-LVA...
  • Page 31 3. Hardware Installations SLC-8550-LVA...

  • Page 32: Jumper Setting

    If the system doesn’t start, please try this setting. Please set the setup screen again when the system starts. Please connect pin 1 and pin 2 in the state of driving usually. Table 4.2. Clear ROM Content Function Normal Operation(Default) 3 2 1 Clear ROM Content 3 2 1 SLC-8550-LVA...

  • Page 33: Power / Reset Switch Selector: Jp4

    CF Master/Slave Selector: JP5 On board CF slot is connected to Secondary IDE. This jumper is select Master/Slave of CF memory card. Usually, please use it with a master setup. Table 4.4. CF Master/Slave Selector (JP5) Function Master (Default) Slave SLC-8550-LVA...

  • Page 34: Cpu Card Resources

    100000h - Top of Main Memory Main DRAM Address Range Top of Main Memory Extended SMRAM Address Range Top of Main Memory To 4GB PCI Memory Address Range FEC00000h - FECFFFFFh, APIC configuration space FEE00000h - FEEFFFFFh FFFE0000h - FFFFFFFFh High BIOS Area SLC-8550-LVA...
  • Page 35 5. CPU Card Resources SLC-8550-LVA...

  • Page 36: Watch-Dog-Timer (Wdt) Setting

    When performing the re-start of WDT, it repeats [WDT Start] and [WDT Stop]. Restart? It is also possible not to perform [WDT Stop] instead of performing [WDT Stop] to [WDT Start], but to perform [WDT Start] continuously at the time of a re-start. SLC-8550-LVA...
  • Page 37 OUT DX,AL ;--------------------------------------------------- ;Activate logical device WDT(number 8) ;--------------------------------------------------- MOV DX,2EH MOV AL,30H OUT DX,AL MOV DX,2FH MOV AL,01H OUT DX,AL ;----------------------------------- ;Set timer unit : second ;----------------------------------- MOV DX,2EH MOV AL,F5H OUT DX,AL MOV DX,2FH MOV AL,00H OUT DX,AL SLC-8550-LVA...
  • Page 38 MOV DX,2EH MOV AL,F6H OUT DX,AL MOV DX,2FH ;---------------------------------------------------------------------------------- ;The data of an example is 15 seconds.(01H=1sec.- FFH=255sec.) MOV AL,0FH ; 0FH = 15Sec. ;----------------------------------------------------------------------------------- OUT DX,AL ;----------------------------------- ;Exit the extended function mode ;----------------------------------- MOV DX,2EH MOV AL,AAH OUT DX,AL SLC-8550-LVA...
  • Page 39 OUT DX,AL MOV DX,2FH ;----------------------------------- ;The data of 00H is stop WDT MOV AL,00H ;----------------------------------- OUT DX,AL ;----------------------------------- ;Exit the extended function mode ;----------------------------------- MOV DX,2EH MOV AL,AAH OUT DX,AL CAUTION The timer’s intervals have a tolerance of ±2 seconds. SLC-8550-LVA...

  • Page 40: Hard Ware Monitor

    : 5V Stand by voltage of ATX Power supply FAN Speed Sensor FAN Speed Sensor can read speed of FAN when connect FAN with speed sensor to FAN1 and FAN2 connectors. <Caution> You must use FAN with speed sensor if you would like to read FAN speed. SLC-8550-LVA...

  • Page 41: W83627Hf Registers

    ;(index register set for BANK select register) inc dx; out dx,80h;(BANK=0 is set) mov ax,58h; mov dx,295h; out dx,ax; (index register set for Chip ID register) inc dx; in bx,dx; (Read Chip ID Register to bx) SLC-8550-LVA...
  • Page 42 Temperature Sensor2 reading 52h - 5Fh Reserved BANK2 50h - 5Fh Reserved BANK3 50h - 5Fh Reserved BANK4 50h - 5Fh Reserved BANK5 5VSB reading Reserved 52h, 53h 52h, 53h Reserved 54h - 67h Reserved BANK6 50h - 5Fh Reserved SLC-8550-LVA...
  • Page 43 V+12(V) = 16mV x ReadData x 3.8 5VSB reading Register (BANK5: 50h) V5VSB(V) = 16mV x ReadData x 1.52 Temperature Sensor1 reading Register (27h) Temperature Sensor1 Data Format Table: Temperature Temperature Sensor Register +125 ο ο ο ο ο ο ο ο ο SLC-8550-LVA...
  • Page 44 Bit 4:Reserved Bit 3:Sensor 3 type selection(not in use) Bit 2:Sensor 2 type selection(Set to “1”) Bit 1:Sensor 1 type selection (Set to “1”) Bit 0:Battery Monitor Enable/Disable (1:Enable,0:Disable) FAN Divisor Table: Bit2 Bit1 Bit0 Divisor Bit2 Bit1 Bit0 Divisor SLC-8550-LVA...
  • Page 45 Bit 2 - 0:Index ports 50h - 5Fh Bank Select Chip ID Register (BANK0: 58h) CHIPID Bit 7 - 0:Winbond Chip ID number. Read this register return “21h”. Temperature Sensor2 reading Register1 (BANK1: 50h) TEMP2 <8:1> Please refer to temperature Sensor2 Data Format Table SLC-8550-LVA...
  • Page 46 Temperature Sensor2 reading Register2 (BANK1: 51h) Reserved Reserved Reserved Reserved Reserved Reserved Reserved TEMP<0> Please refer to temperature Sensor2 Data Format Table Temperature Sensor2 Data Format Table: Temperature TEMP<8:1> TEMP<0> + 125 ο ο ο ο +0.5 ο -0.5 ο ο ο ο SLC-8550-LVA...
  • Page 47 OUT DX,AL ;-------------------------------------------------------- ;Activate logical device GPIO Port3(number 9) ;--------------------------------------------------------- MOV DX,2E MOV AL,30 OUT DX,AL MOV DX,2F MOV AL,01 OUT DX,AL ;-------------------------------------------- ;Set GPIO35(Red LED) output port ;-------------------------------------------- MOV DX,2E MOV AL,F0 OUT DX,AL MOV DX,2F MOV AL,1E SLC-8550-LVA...
  • Page 48 MOV DX,2F MOV AL,09 OUT DX,AL ;--------------------------------------------------------- ;Set GPIO35(Red LED) ON (output 1(bit5 ON) ;--------------------------------------------------------- MOV DX,2E MOV AL,F1 OUT DX,AL MOV DX,2F MOV AL,20 OUT DX,AL ;----------------------------------------- ;Exit the extended function mode ;----------------------------------------- MOV DX,2E MOV AL,AA OUT DX,AL SLC-8550-LVA...
  • Page 49 OUT DX,AL MOV DX,2F MOV AL,09 OUT DX,AL ;----------------------------------------------- ;Set GPIO35(Red LED) output 0(OFF) ;----------------------------------------------- MOV DX,2E MOV AL,F1 OUT DX,AL MOV DX,2F MOV AL,00 OUT DX,AL ;---------------------------------------- ;Exit the extended function mode ;---------------------------------------- MOV DX,2E MOV AL,AA OUT DX,AL SLC-8550-LVA...

  • Page 50: Bios Setup

    <Ctrl>, <Alt>, and <Delete> keys. If you do not press the keys at the correct time and the system does not boot, an error message will be displayed and you will again be asked to... Press F1 to continue, DEL to enter SETUP SLC-8550-LVA...

  • Page 51: Using Setup

    Award and your systems manufacturer to provide the absolute maximum performance and reliability. Even a seemingly small change to the chipset setup has the potential for causing you to use the override. A Final Note About Setup The information in this chapter is subject to change without notice. SLC-8550-LVA...

  • Page 52: Main Menu

    Integrated Peripherals Use this menu to specify your settings for integrated peripherals. Power Management Setup Use this menu to specify your settings for power management. PnP / PCI Configuration This entry appears if your system supports PnP / PCI. SLC-8550-LVA...

  • Page 53: Standard Cmos Setup

    The items in Standard CMOS Setup Menu are divided into 10 categories. Each category includes no, one or more than one setup items. Use the arrow keys to highlight the item and then use the <PgUp> or <PgDn> keys to select the value you want in each item. SLC-8550-LVA...

  • Page 54: Main Menu Selections

    All, but Disk/Key Displays the amount of conventional Base Memory memory detected during boot up Displays the amount of extended Extended Memory memory detected during boot up Displays the total memory available Total Memory in the system SLC-8550-LVA...

  • Page 55: Ide Adapters

    Set the “Precomp” value of this hard disk. Max = 65535 Min = 0 Landing zone Set the cylinder of “Landing zone” for this hard disk. Max = 65535 Min = 0 Sector Number of sectors per track Max = 255 SLC-8550-LVA...

  • Page 56: Advanced Bios Features Setup

    Enabled attempts to access the boot sector or hard disk partition table. No warning message will appear when anything Disabled attempts to access the boot sector or hard disk partition table. SLC-8550-LVA...
  • Page 57 Boot Up NumLock Status Toggle between On or Off to control the state of the NumLock key when the system boots. When toggled On, the numeric keypad generates numbers instead of controlling cursor operations. SLC-8550-LVA...
  • Page 58 6, 8, 10, 12, 15, 20, 24 or 30 characters per second. Typematic Delay (Msec) When the typematic rate setting is enabled, you can select a typematic delay (the delay before key strokes begin to repeat) of 250, 500, 750 or 1000 milliseconds. SLC-8550-LVA...
  • Page 59 Note: To disable security, select PASSWORD SETTING at Main Menu and then you will be asked to enter password. Do not type anything and just press <Enter>, it will disable security. Once the security is disabled, the system will boot and you can enter Setup freely. SLC-8550-LVA...

  • Page 60: Advanced Chipset Features Setup

    The value in this field depends on performance parameters of the installed memory chips (DRAM). Do not change the value from the factory setting unless you install new memory that has a different performance rating than the original DRAMs SLC-8550-LVA...
  • Page 61 DRAM RAS# Precharge The precharge time is the number of cycles it takes for the RAS to accumulate its charge before DRAM refresh. If insufficient time is allowed, refresh may be incomplete and the DRAM may fail to retain data. SLC-8550-LVA...
  • Page 62 Video BIOS Cacheable Selecting Enabled allows caching of the video BIOS ROM at C0000h - CFFFFh, resulting in better video performance. However, if any program writes to this memory area, a system error may result. SLC-8550-LVA...

  • Page 63: On-Chip Vga Setting

    When Enabled to choice the on-board VGA function, otherwise disabled the on-board VGA function. On chip Frame buffer size Select the size of video memory assigned from the main memory. Boot Display Select the boot display device. CRT: Analog RGB Display LFP: LVDS Display SLC-8550-LVA...
  • Page 64 8. BIOS Setup Description Choice Panel Number Select the LVDS panel device resolution. Internal DDC ROM VGA(Analog RGB) use DDC data select. When Enabled display data read from internal DDC ROM. Normally select [Enabled]. SLC-8550-LVA...

  • Page 65: Integrated Peripherals

    8. BIOS Setup Integrated Peripherals Figure 8.5. Integrated Peripherals On-Chip IDE Device Figure 8.6. OnChip IDE Device SLC-8550-LVA...
  • Page 66 PCI IDE interface supports), the system automatically determines the optimal data transfer rate for each IDE device. On-Chip Secondary PCI IDE The integrated peripheral controller contains an IDE interface with support for two IDE channels. Select Enabled to activate each channel separately. SLC-8550-LVA...
  • Page 67 Block mode is also called block transfer, multiple commands, or multiple sector read/write. If your IDE hard drive supports block mode (most new drives do), select Enabled for automatic detection of the optimal number of block read/writes per sector the drive can support. SLC-8550-LVA...

  • Page 68: Onboard Device

    USB Controller Select Enabled if your system contains a Universal Serial Bus (USB) controller and you have USB peripherals. USB 2.0 controller Select Enabled if your system contains a Universal Serial Bus (USB 2.0) controller and you have USB peripherals. SLC-8550-LVA...
  • Page 69 USB mouse. AC’97 Audio Select Enabled to use the audio capabilities of your system. Init Display First Initialize the AGP video display before initializing any other display device on the system. Thus the AGP display becomes the primary display. SLC-8550-LVA...
  • Page 70 8. BIOS Setup Description Choice Internal LAN Select Enabled to active the onboard 10/100 LAN controller, select Disabled to turn-off the onboard 10/100 LAN controller when you do not want to use this function. SLC-8550-LVA...

  • Page 71: Super Io Device

    8. BIOS Setup Super IO Device Figure 8.8 Super I/O Device Description Choice Onboard FDC Controller Always select "Disabled". Onboard Serial Port 1 Select an address and corresponding interrupt for the first serial port (SERIAL1). SLC-8550-LVA...
  • Page 72 8. BIOS Setup Description Choice Onboard Serial Port 2 Select an address and corresponding interrupt for the second serial port (SERIAL2). SLC-8550-LVA...

  • Page 73: Power Management Setup

    Figure 8.9. Power Management Setup Description Choice Power-Supply Type Select the power supply type. Power after PWR Fail Select a Power On status by the BIOS setup when power fail SLC-8550-LVA...
  • Page 74 8. BIOS Setup Description Choice ACPI function Select to Enabled the ACPI function and select Disabled to disable the APCI. Power management Video Off In Suspend This determines the manner in which the monitor is blanked. Suspend Mode SLC-8550-LVA...
  • Page 75 Suspend mode from LAN/ PCI card event. Wake up on Ring An input signal on the serial Ring Indicator (RI) line (in other words, an incoming call on the modem) awakens the system from a soft off state. SLC-8550-LVA...
  • Page 76 When Enabled, your can set the date and time at which the RTC (real-time clock) alarm awakens the system from Suspend mode. Reload Global Timer Events: When Enabled, an event occurring on each listed device restarts the global timer for Standby mode. SLC-8550-LVA...

  • Page 77: Pnp/Pci Configuration Setup

    Normally, you leave this field Disabled. Select Enabled to reset Extended System Configuration Data (ESCD) when you exit Setup if you have installed a new add-on and the system reconfiguration has caused such a serious conflict that the operating system can not boot SLC-8550-LVA...
  • Page 78 The Award Plug and Play BIOS can automatically configure all the boot and Plug and Play – compatible devices. If you select Auto, all the interrupt request (IRQ) and DMA assignment fields disappear, as the BIOS automatically assigns them SLC-8550-LVA...

  • Page 79: Irq N Resources

    Legacy ISA Devices compliant with the original PC AT bus specification, requiring a specific interrupt (Such as IRQ4 for serial port 1) PCI/ISA PnP Devices compliant with the Plug and Play standard, whether designed for PCI or ISA bus architecture. The Choice: Legacy ISA and PCI/ISA PnP. DMA n Resources SLC-8550-LVA...

  • Page 80: Pc Health Status

    PC AT bus specification, PCI/ISA PnP for devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture. The Choice: Legacy ISA and PCI/ISA PnP. Description Choices PCI/VGA Palette Snoop Leave this field at Disabled. PC Health Status Figure 8.12. PC Health Status SLC-8550-LVA...
  • Page 81 CPU fans, if your computer contains a monitoring system. These fields display the current voltage of input Vcore / VCCP / +12V / +5V / +3.3V / VBAT / lines, if your computer contains a monitoring 5VSB system. SLC-8550-LVA...

  • Page 82: Frequency / Voltage Control

    EMI. Enabling pulse spectrum spread modulation changes the extreme values from spikes to flat curves, thus reducing EMI. However, since a system may become unstable if it is set as “Enabled”, so it is usually set as “Disabled”. SLC-8550-LVA...

  • Page 83: Defaults Menu

    You determine when the password is required within the BIOS Features Setup Menu and its Security option (see Section 3). If the Security option is set to “System”, the password will be required both at boot and at entry to Setup. If set to “Setup”, prompting only occurs when trying to enter Setup. SLC-8550-LVA...

  • Page 84: Exit Selecting

    CMOS battery is no longer functional. It should be replaced. CMOS checksum error Checksum of CMOS is incorrect. This can indicate that CMOS has become corrupt. This error may have been caused by a weak battery. Check the battery and replace if necessary. SLC-8550-LVA...

  • Page 85: Error Encountered Initializing Hard Drive

    Cannot initialize controller. Make sure the cord is correctly and firmly installed in the bus. Be sure the correct hard drive type is selected in Setup. Also check to see if any jumper needs to be set correctly on the hard drive. SLC-8550-LVA...
  • Page 86 Press a key to REBOOT This will be displayed at the bottom screen when an error occurs that requires you to reboot. Press any key and the system will reboot. SLC-8550-LVA...
  • Page 87 Note, When this error appears, the system will boot in ISA mode, which allows you to run the EISA Configuration Utility. Floppy disk(s) fail (80) Unable to reset floppy subsystem. Floppy disk(s) fail (40) Floppy Type mismatch. Hard disk(s) fail (80) HDD reset failed. SLC-8550-LVA...
  • Page 88 M/B burn in test. BIOS ROM checksum error -System halted The checksum of ROM address F0000H - FFFFFH is bad. Memory test fail BIOS reports the memory tests fail if the onboard memory is tested error. SLC-8550-LVA...

  • Page 89: Post Codes

    Detect CPU information including brand, SMI type (Cyrix or Intel®) and CPU level (586 or 686). Reserved Reserved Initial interrupts vector table. If no special specified, all H/W interrupts are directed to SPURIOUS_INT_HDLR & S/W interrupts to SPURIOUS_soft_HDLR. Reserved Initial EARLY_PM_INIT switch. SLC-8550-LVA...
  • Page 90 Reset keyboard except Winbond 977 series Super I/O chips. Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Test 8254 Reserved Test 8259 interrupt mask bits for channel 1. Reserved Test 8259 interrupt mask bits for channel 2. Reserved Reserved Test 8259 functionality. SLC-8550-LVA...
  • Page 91 Turn on L2 cache Reserved Program chipset registers according to items described in Setup & Auto-configuration table. Reserved Assign resources to all ISA PnP devices. Auto assign ports to onboard COM ports if the corresponding item in Setup is set to “AUTO”. SLC-8550-LVA...
  • Page 92 Set up ACPI table at top of memory. Invoke ISA adapter ROMs Assign IRQs to PCI devices Initialize APM Clear noise of IRQs. Reserved Reserved Reserved Reserved Reserved Reserved Reserved Read HDD boot sector information for Trend Anti-Virus code SLC-8550-LVA...
  • Page 93 Program P6 class write combining Program daylight saving Update keyboard LED & typematic rate Build MP table Build & update ESCD Set CMOS century to 20h or 19h Load CMOS time into DOS timer tick Build MSIRQ routing table. Boot attempt (INT 19h) SLC-8550-LVA...
  • Page 94 3-9-31, Himesato, Nishiyodogawa-ku, Osaka 555-0025, Japan Japanese http://www.contec.co.jp/ English http://www.contec.com/ Chinese http://www.contec.com.cn/ No part of this document may be copied or reproduced in any form by any means without prior written consent of CONTEC CO., LTD. [03232007] [01312006] Management No. A-51-055 [03232007_rev3] Parts No.

Table of Contents