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AlphaPC 164LX Motherboard
Windows NT
User's Manual

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Summary of Contents for AlphaPC AlphaPC 164LX

  • Page 1 AlphaPC 164LX Motherboard Windows NT User’s Manual...
  • Page 2 Samsung Electronics. Alpha, Digital Semiconductor are trademarks of Digital Equipment Corporation. Samsung and Samsung logo are trademarks of Samsung Electronics Co., Ltd. FaxBACK and Intel are registered trademarks of Intel Corporation. GRAFOIL is a registered trademark of Union Carbide Corporation.
  • Page 3: Table Of Contents

    1–1 Features of the AlphaPC 164LX Motherboard Power Requirements ..........
  • Page 4 4.11 Enclosure Fan Power Connector Pinouts ....... 4–8 4.12 Speaker Connector Pinouts ......... 4–9 4.13 Microprocessor Fan Power Connector Pinouts.
  • Page 5 Troubleshooting Password Bypass ..........8–1 Hardware Startup .
  • Page 6 AlphaPC 164LX Features ........
  • Page 7 2–7 3–1 AlphaPC 164LX Configuration Jumpers ....... . 3–2 5–1 Fan/Heat-Sink Assembly .
  • Page 8: About This Manual

    About This Manual This manual describes the AlphaPC 164LX motherboard, a module for computing systems based on the Alpha 21164 microprocessor and the companion Digital Semiconductor 21174 core logic chip. It describes the motherboard’s features and how to set its configuration jumpers. This manual helps users to install and populate the AlphaPC 164LX motherboard with memory modules and peripheral cards.
  • Page 9 Manual Conventions and Terminology Italic Type: Italic type emphasizes important information and indicates complete titles of documents. Terms: The following terms are used in this manual: This term... Refers to... Microsoft Windows NT installation The Microsoft Windows NT Workstation guide Installation Guide and the Windows NT Server Installation Guide.
  • Page 10: Features Of The Alphapc 164Lx Motherboard

    Features of the AlphaPC 164LX Motherboard Table 2–1 provides an overview of the AlphaPC 164LX motherboard’s features. Table 2–1 AlphaPC 164LX Features Feature Description Microprocessor Alpha 21164 microprocessor (64-bit RISC) Core logic chip Digital Semiconductor 21174 core logic chip, comprising a single...
  • Page 11: Alphapc 164Lx Jumper/Connector/Component Location

    Figure 2–1 AlphaPC 164LX Jumper/Connector/Component Location Top: Top: Mouse COM1 Bottom: Keyboard Bottom: COM2 Denotes Pin #1 FM-05933.AI4 Features of the AlphaPC 164LX Motherboard 2–2...
  • Page 12: Alphapc 164Lx Jumper/Connector/Component List

    Table 2–2 AlphaPC 164LX Jumper/Connector/Component List Item No. Description Item No. Description RTC battery (CR2032) Hard-drive LED connector Soft power connector PCI slot 0 (64-bit) Fan power, enclosure (+12V) System configuration jumpers Power (+3V, +5V, -5V, +12V, -12V) J28 Flash ROM update enable/disable...
  • Page 13: Power Requirements

    Power Requirements 2.1 Power Requirements The AlphaPC 164LX motherboard has a total power dissipation of 100 W, excluding any plug-in PCI and ISA devices. Table 2–3 lists the power requirement for each dc supply voltage. The power supply must be ATX-compliant.
  • Page 14: Physical Parameters

    Physical Parameters The AlphaPC 164LX motherboard is specified to run within the environment listed in Table 2–4. Table 2–4 AlphaPC 164LX Motherboard Environmental Requirements Parameter Specification Operating temperature 10°C to 40°C (50°F to 104°F) Storage temperature –55°C to 125°C (–67°F to 257°F) Relative humidity 10% to 90% with maximum wet bulb temperature 28°C...
  • Page 15: Atx Hole Specification

    Physical Parameters 2.3.1 ATX Hole Specification Figure 2–2 shows the ATX Hole Specification for the AlphaPC 164LX. Figure 2–2 ATX Hole Specification .800 TYP Between Connectors 4.900 .650 .500 1.612 .400 1.300 .600 PCI Connector .625 (4 Places) 8.950 6.100 9.600...
  • Page 16: Atx I/O Shield Requirements

    Physical Parameters 2.3.2 ATX I/O Shield Requirements Figure 2–3 shows the ATX I/O shield dimensions for the AlphaPC 164LX. Figure 2–3 ATX I/O Shield Dimensions R 1.00 21.36 16.05 5.00 TYP 9.25 3.58 2.45 4.35 11.15 15.47 14.96 17.95 22.95 23.96...
  • Page 17: Alphapc 164Lx Jumper Configuration

    AlphaPC 164LX Jumper Configuration The AlphaPC 164LX motherboard has two groups of jumpers located at J27 and J28, as shown in Figure 2–1. These jumpers set the hardware configuration and boot options. Figure 3–1 shows these jumper configurations. 3.1 CPU Speed Selection The clock synthesizer at location U47 makes it possible to change the frequency of the microprocessor’s system clock output without having to change the clock crystal.
  • Page 18: Alphapc 164Lx Configuration Jumpers

    Bcache Size Jumpers (CF1 and CF2) Figure 3–1 AlphaPC 164LX Configuration Jumpers J27 System Configuration Jumpers IRQ3 Frequency Ratio IRQ3 IRQ2 IRQ1 IRQ0 Comments IRQ2 466 MHz Default 533 MHz IRQ1 600 MHz IRQ0 All other combinations Reserved Reserved (Default Out)
  • Page 19: Password Bypass Jumper (Cf3)

    Section 8.5. 3.5 Flash ROM Update Jumper (J28) When J28–2/3 are jumpered together (default), the flash ROM is write-enabled. When J28–1/2 are jumpered together, the flash ROM is write-protected. AlphaPC 164LX Jumper Configuration 3–3...
  • Page 20: Alphapc 164Lx Connector Pinouts

    AlphaPC 164LX Connector Pinouts This chapter contains pinouts for all of the AlphaPC 164LX connectors. See Figure 2–1 for connector locations. 4.1 PCI Bus Connector Pinouts Table 4–1 shows the PCI bus connector pinouts. Table 4–1 PCI Bus Connector Pinouts...
  • Page 21: Pci Bus Connector Pinouts

    D[54] D[52] D[50] D[48] D[46] D[44] D[42] D[40] D[38] D[36] D[34] D[32] — — — C/BE#[6] C/BE#[4] D[63] D[61] D[59] D[57] D[55] D[53] D[51] D[49] D[47] D[45] D[43] D[41] D[39] D[37] D[35] D[33] — — AlphaPC 164LX Connector Pinouts 4–2...
  • Page 22: Isa Expansion Bus Connector Pinouts

    SBHE# IOCS16# LA23 IRQ10 LA22 IRQ11 LA21 IRQ12 LA20 IRQ15 LA19 IRQ14 LA18 DACK0# LA17 DRQ0 MEMR# DACK5# MEMW# DRQ5 DACK6# DRQ6 SD10 DACK7# SD11 DRQ7 SD12 SD13 MASTER# SD14 SD15 — — — — AlphaPC 164LX Connector Pinouts 4–3...
  • Page 23: Sdram Dimm Connector Pinouts

    DQ16 DQ17 DQ18 DQ19 DQ20 CKE1 DQ21 DQ22 DQ23 DQ24 DQ25 DQ26 DQ27 DQ28 DQ29 DQ30 DQ31 DQ32 DQ33 DQ34 DQ35 DQ36 DQ37 DQ38 DQ39 DQ40 DQ41 DQ42 DQ43 DQ44 DQ45 DQ46 DQ47 DQMB4 DQMB5 AlphaPC 164LX Connector Pinouts 4–4...
  • Page 24: Eide Drive Bus Connector Pinouts

    Pins 1 through 84 are on the front side and pins 85 through 168 are on the back side. The AlphaPC 164LX uses BA1 as both BA1 and ADDR12. Therefore, four-bank DIMMs using ADDR[11:0] are the maximum size. (Two-bank DIMMs can use ADDR[12:0].) Pull-down.
  • Page 25: Diskette Drive Bus Connector Pinouts

    — 4.6 Parallel Bus Connector Pinouts Table 4–6 shows the parallel bus connector pinouts. Table 4–6 Parallel Bus Connector Pinouts (J13) Signal Signal Signal Signal BUSY SLCT INIT SLIN — — — — — — AlphaPC 164LX Connector Pinouts 4–6...
  • Page 26: Com1/Com2 Serial Line Connector Pinouts

    RTS1 RTS2 CTS1 CTS2 4.8 Keyboard/Mouse Connector Pinouts Table 4–8 shows the keyboard/mouse connector pinouts. Table 4–8 Keyboard/Mouse Connector Pinouts (J5) Keyboard Pin Mouse Pin (Top) Keyboard Signal (Bottom) Mouse Signal KBDATA MSDATA KBCLK MSCLK AlphaPC 164LX Connector Pinouts 4–7...
  • Page 27: Srom Test Data Input Connector Pinouts

    This pinout is ATX-compliant. 4.11 Enclosure Fan Power Connector Pinouts Table 4–11 shows the enclosure fan power connector pinouts. Table 4–11 Enclosure Fan (+12 V dc) Power Connector Pinouts (J2, J19) Voltage +12 V dc AlphaPC 164LX Connector Pinouts 4–8...
  • Page 28: Speaker Connector Pinouts

    — FAN_CONN_L Fan connected — 4.14 Power LED Connector Pinouts Table 4–14 shows the power LED connector pinouts. Table 4–14 Power LED Connector Pinouts (J24) Signal Name POWER_LED_L Power LED input — — — — AlphaPC 164LX Connector Pinouts 4–9...
  • Page 29: Ide Drive Led Connector Pinouts

    The Halt button is not used with the Windows NT operating system. Note: 4.18 Soft Power Connector Pinouts Table 4–18 shows the soft power connector pinouts. Table 4–18 Soft Power Connector Pinouts (J1) Signal Name Input System power on/off — AlphaPC 164LX Connector Pinouts 4–10...
  • Page 30: Memory And Microprocessor Configuration

    For a list of vendors who supply components and accessories for the AlphaPC 164LX, see Appendix A. Refer to Figure 2–1 for DIMM connector locations. Table 5–1 AlphaPC 164LX SDRAM Memory Configurations (Sheet 1 of 2) Total Memory...
  • Page 31: Upgrading Sdram Memory

    Each bank must contain two DIMMs because the memory controller requires a 128bit data width. 5.2 Upgrading SDRAM Memory You can upgrade memory in the AlphaPC 164LX by adding more DIMMs or replacing the ones that you have with a greater size. Refer to Figure 2–1 for DIMM connector locations.
  • Page 32: Increasing Microprocessor Speed

    Increasing Microprocessor Speed 5.3 Increasing Microprocessor Speed This section describes how to complete the following actions to increase microprocessor speed: • Replace the 21164 microprocessor with an AlphaPC chip that has a higher speed rating. • Reconfigure the clock divisor jumpers. 5.3.1 Preparatory Information Static-Sensitive Component –...
  • Page 33: Installing The 21164 Microprocessor

    Increasing Microprocessor Speed 2. Remove the four 6-32 0.875-inch screws that secure the fan and fan guard to the heat sink. 3. Remove the fan and fan guard. 4. If the sink/chip/fan clip is used, remove it by unhooking its ends from around the ZIF socket retainers.
  • Page 34: Fan/Heat-Sink Assembly

    Increasing Microprocessor Speed Figure 5-1 shows the Fan/Heat-Sink Assembly on AlphaPC 164LX. Figure 5–1 Fan/Heat-Sink Assembly Screw Qty 4 Guard, Fan Clip, Heat Sink/Chip/Fan Nut, Hex, 1/4-20, 2011-T3 Aluminum, 0.438 in Across Flats, Qty 2 Torque to 20 +/- 2 in-lbs...
  • Page 35 Increasing Microprocessor Speed 3. Place the GRAFOIL pad on the gold-plated slug surface and align it with the threaded studs. b. Attach the microprocessor heat sink. The heat-sink material is clear anod- ized, hot-water-sealed, 6061-T6 aluminum. The nut material is 2011-T3 alu- minum (this grade is critical).
  • Page 36: Interrupts And Isa Bus Addresses

    Interrupts and ISA Bus Addresses This section lists the system and I/O interrupt assignments. It also lists the physical Alpha 164LX I/O space assignments. 6.1 Interrupts Table 6–1 lists each Alpha 164LX ISA interrupt and its source. Table 6–1 ISA Interrupts (Sheet 1 of 2) Interrupt Number Interrupt Source IRQ0...
  • Page 37: Isa I/O Address Map

    ISA I/O Address Map Table 6–1 ISA Interrupts (Sheet 2 of 2) Interrupt Number Interrupt Source IRQ13 Available IRQ14 IRQ15 The # symbol indicates an active low signal. 6.2 ISA I/O Address Map Table 6–2 lists the Alpha 164LX ISA I/O space address mapping. Table 6–2 ISA I/O Address Map Range (hex) Usage...
  • Page 38: Flash Rom Address Map

    ISA I/O Address Map 6.2.1 Flash ROM Address Map The address range for the flash ROM is FFF8.0000–FFFF.FFFF. Flash space of 1MB is obtained by double mapping this 512KB space. FLASH_ADR19 register at I/O location 800 provides this function. Writing a 0 to this location enables the lower 512KB of flash.
  • Page 39: Configuring For Windows Nt

    Help file compatible with Windows NT 4.0 and Windows 95. 7.1 AlphaBIOS The AlphaPC 164LX motherboard ships with AlphaBIOS firmware and online docu- mentation that describes how to configure the firmware for Windows NT. This firm- ware initializes the system and enables you to install and boot the Windows NT operating system.
  • Page 40: Starting The Alphabios Setup Program

    AlphaBIOS Table 7–1 Action Keys Press... To... Move highlight forward between fields of a dialog SHIFT + TAB Move highlight backwards between fields of a dialog ↑ or ↓ Move highlight within a menu, or cycle through available field val- ues in a dialog window ALT + ↓...
  • Page 41: Upgrading Alphabios

    AlphaBIOS Figure 7–1 AlphaBIOS Boot Screen AlphaBIOS Version 5.11 Please select the operating system to start: Windows NT Workstation 4.00 Windows NT Workstation 4.00 Windows NT Workstation 3.51 Use and to move the highlight to your choice Press Enter to choose Press <F2>...
  • Page 42: Performing Cmos Setup Tasks

    AlphaBIOS 7.1.4 Performing CMOS Setup Tasks CMOS Setup is divided into two modes, standard and advanced. Table 7–2 lists the tasks that you can perform in standard and advanced setup mode. Table 7–2 CMOS Setup Tasks Standard CMOS Setup Advanced CMOS Setup Autostart Memory test Date and time...
  • Page 43: Displaying Your System Configuration

    AlphaBIOS To perform express hard-disk setup: 1. Start AlphaBIOS Setup, select Hard Disk Setup, and press Enter. 2. Press F7 to enter express hard-disk setup. 3. Press F10 to continue with the setup. For information on manually managing hard disks, see the online documentation. 7.1.6 Displaying Your System Configuration You can use AlphaBIOS to display your system configuration in a clear, easy-to-read format, organized by categories: system board, memory, hard disk, PCI, SCSI, and peripher-...
  • Page 44: Display System Configuration

    AlphaBIOS Figure 7–2 Display System Configuration Diplay System Configuration Use the Arrow or Systemboard Congifuration Tab keys to view Hard Disk Configuration different categories PCI Configuration of configuration EISA Configuration information SCSI Configuration MC Bus Configuration Memory Configuration Server Management Features Integrated Peripherals System Type: AlphaServer 4100/500...
  • Page 45: Running A Maintenance Program

    AlphaBIOS 7.1.7 Running a Maintenance Program You can run maintenance programs such as RAID and other configuration utilities directly from the AlphaBIOS utility menu. To run a maintenance program: 1. Start AlphaBIOS Setup, select Utilities, select Run Maintenance Program from the submenu shown in Figure 7–3, and press Enter.
  • Page 46: Installing The Windows Nt Operating System

    Installing the Windows NT Operating System Figure 7–4 Entering the Program Name AlphaBIOS Setup Display System Configuration... Upgrade AlphaBIOS Hard Disk Setup... Run Maintenance Program F1=Help CMOS Setup... Install Windows NT Program Name: rcu.exe Utilities About AlphaBIOS Location: ENTER=Execute Disk 0, Partition 1 Disk 0, Partition 2 Disk 1, Partition 1 FM-05956.AI4...
  • Page 47: Requirements

    Installing the Windows NT Operating System 7.2.1 Requirements You need the following hardware and software to install the Windows NT operating system on an Alpha 164LX system: • A 100MB or larger drive Note: For information regarding supported IDE/ATA hard drives, ATAPI CD-ROM drives, SCSI hard drives, CD-ROM drives, and controllers supported as boot/installation devices, see the README.TXT file on the Alpha 164LX AlphaBIOS Firmware diskette.
  • Page 48: Starting Windows Nt Setup

    During the Windows NT installation procedure, you may be prompted for the type of com- puter that you have. For the Alpha 164LX system, choose DIGITAL AlphaPC 164LX. If AlphaPC 164LX is not one of the choices, choose “other” after you have inserted the AlphaPC 164LX Windows NT 4.0 Installation diskette. The following procedure supersedes the Starting Setup on a RISC-based Computer section of the Microsoft Windows NT installation guide.
  • Page 49: Password Bypass

    Troubleshooting This chapter contains information about troubleshooting hardware and software during AlphaPC 164LX startup. 8.1 Password Bypass AlphaBIOS provides password protection. However, Password Bypass is provided for system setup or startup when the AlphaBIOS password is unavailable. Password Bypass is enabled by inserting jumper CF3 in the J27 System Configuration Jumper Block (see Figure 3-1).
  • Page 50: Beep Codes

    Beep Codes 8. Reseat the DIMMs. 9. Replace the DIMMs. 8.3 Beep Codes The beep codes provide error information about the AlphaPC 164LX system. Table 8–1 lists and describes the beep codes. Table 8–1 Beep Codes Beep Code Description 1–2–3 This sequence represents the fail-safe booter startup.
  • Page 51: Fail-Safe Booter

    1-2-3; that is, one beep and a pause, followed by two beeps and a pause, followed by three beeps. After the diskette activity light flashes, insert the AlphaPC 164LX AlphaBIOS Firmware diskette. The fail-safe booter will load and run AlphaBIOS from this diskette.
  • Page 52: Windows Nt Startup

    1. Power off your system. 2. Add jumper CF7 as described in Section 3.4. 3. Power on your system. 4. Insert the AlphaPC 164LX AlphaBIOS Firmware diskette into the diskette drive. 5. Proceed to Section 7.1.3 and follow the procedures.
  • Page 53 Battery Recycle/Disposal Information NOTICE Recycle or dispose of batteries promptly in accordance with your organization’s environmental policies. If this is a LITHIUM battery, the following additional pre- cautions may apply: • Replace batteries correctly to prevent possible explosion. • Replace batteries with the same or equivalent type. •...
  • Page 54: A.1 Memory

    Supporting Products This appendix lists sources for components and accessories that are not included with the AlphaPC 164LX. A.1 Memory Dual inline memory modules (DIMMs) are available from the following sources: Samsung Semiconductor Inc. 3566 North First St. San Jose, CA 95134 USA...
  • Page 55: A.2 Thermal Products

    2859 Bayview Drive Fremont, CA 94538 Phone: 510-770-1200 x313 PN PP-253V (250 W) A.4 Enclosure An enclosure, suitable for housing the AlphaPC 164LX and its power supply, is available from: Axxion Group Corporation 7801 Trade Center Avenue El Paso, TX 79912...
  • Page 56 Butterworth-Heinemann (Digital Press) at 1-800-366-2665 Alpha Architecture Handbook See previous entry PN EC–QD2KB–TE Samsung 21164 Alpha Samsung Electronics Ltd. Microprocessor Hardware Reference Manual San #24, Nongseo-ri, Kiheung-eup KP164-HR1-0397 Yongin-city, Kyungki-do, Korea 449-900 Online, World Wide Web access at URL http://www.sec.samsung.com...
  • Page 57 Title Vendor 82420/82430 PCIset ISA and EISA Bridges Intel Corporation (includes 82378IB/ZB SIO) (PN 290483) Literature Sales P.O. Box 7641 Mt. Prospect, IL 60056 Phone: 1-800-628-8686 FaxBACK Service: 1-800-628-2283 BBS: 1-916-356-3600 Super I/O Combination Controller Standard Microsystems Corporation (FDC37C935) Data Sheet 80 Arkay Drive Hauppauge, NY 11788 Phone: 1-516-435-6000...

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