NEC Direction SP E-Series Reference Manual
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NEC Direction SP E-Series Reference Manual

NEC Direction SP E-Series Reference Manual

Direction sp e-series
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The information disclosed in this document, including all designs and related materials, is the
valuable property of NEC Computer Systems Division, Packard Bell NEC, Inc. (hereinafter "NEC
CSD") and/or its licensors. NEC CSD and/or its licensors, as appropriate, reserve all patent,
copyright and other proprietary rights to this document, including all design, manufacturing,
reproduction, use, and sales rights thereto, except to the extent said rights are expressly granted to
others.
The NEC CSD product(s) discussed in this document are warranted in accordance with the terms of
the Warranty Statement accompanying each product. However, actual performance of each such
product is dependent upon factors such as system configuration, customer data, and operator
control. Since implementation by customers of each product may vary, the suitability of specific
product configurations and applications must be determined by the customer and is not warranted
by NEC CSD.
To allow for design and specification improvements, the information in this document is subject to
change at any time, without notice. Reproduction of this document or portions thereof without prior
written approval of NEC CSD is prohibited.
As an ENERGY STAR partner, NEC Computer Systems Division (NEC CSD) has determined that this product meets the
ENERGY STAR guidelines for energy efficiency.
FaxFlash is a service mark of NEC Computer Systems Division, Packard Bell NEC, Inc.
Direction is a trademark of Packard Bell NEC, Inc.
NEC and MultiSync are registered trademarks of NEC Corporation, used under license.
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All other product, brand, or trade names used in this publication are the trademarks or registered trademarks of their
respective trademark owners.
Proprietary Notice and Liability Disclaimer
First Printing — May 1998
Copyright 1998
NEC Computer Systems Division
Packard Bell NEC, Inc.
1414 Massachusetts Avenue
Boxborough, MA 01719-2298
All Rights Reserved

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Summary of Contents for NEC Direction SP E-Series

  • Page 1 Reproduction of this document or portions thereof without prior written approval of NEC CSD is prohibited. As an ENERGY STAR partner, NEC Computer Systems Division (NEC CSD) has determined that this product meets the ENERGY STAR guidelines for energy efficiency.

  • Page 2: Table Of Contents

    Contents Preface ........................ix Abbreviations ......................xi 1 Technical Information System Board ......................1-2 Processor ......................1-2 System Cache/Memory ..................1-2 Chipset ......................1-3 PCI Local Bus....................1-3 Expansion Bus................... 1-4 BIOS ........................ 1-4 Plug and Play Support ................1-4 CMOS Memory/Real-Time Clock Battery............1-5 DMA/IRQ Settings ...................
  • Page 3 Removable Devices Submenu ................2-14 Exit Menu .......................2-14 3 Option Installation General Rules......................3-2 Precautions....................... 3-2 Access Cover Removal..................... 3-3 Access Cover Replacement..................3-4 Expansion Boards..................... 3-5 Expansion Slot Locations.................. 3-6 Expansion Board Installation................3-6 Expansion Board Removal................3-8 Memory Upgrade ..................... 3-8 DIMM Removal....................3-10 DIMM Installation ...................3-10 Data Storage Devices....................3-11...
  • Page 4 Diskette Drive Removal ..................5-5 5 1/4-Inch Device Removal................5-6 Optional 3 1/2-Inch Hard Drive Removal ............5-6 Standard 3 1/2-Inch Hard Drive Removal............5-7 Fan Assembly Removal ..................5-8 DIMM Module Removal................... 5-8 Power Supply Removal..................5-9 System Board Removal..................5-10 Illustrated Parts Breakdown..................5-11 A System Specifications Processor........................A-2...
  • Page 5 Removing a DIMM ....................5-9 Removing the Power Supply Screws................. 5-9 Removing the System Board Screw .................5-10 Direction SP E-Series Desktop Illustrated Parts Breakdown........5-14 Direction SP E-Series Minitower Illustrated Parts Breakdown .........5-17 System Board Slots ....................B-2 System Board External Connectors................B-3 Locating the Jumper ....................C-3 List of Tables System Features .......................
  • Page 6 Setup Key Functions....................2-5 Sample Memory Configurations ................3-9 NEC CSD Service and Information Telephone Numbers .......... 4-2 Problems and Solutions .................... 4-5 Beep Code Descriptions ................... 4-9 Disassembly Sequence....................5-2 Direction SP E-Series Desktop Field-Replaceable Parts List ........5-11 Direction SP E-Series Minitower Field-Replaceable Parts List.........5-15 System Board Connectors..................B-2...

  • Page 7: Preface

    Direction™ SP E-Series systems. The manual includes system setup information, procedures for installing options, and troubleshooting. The manual is written for NEC CSD-trained customer engineers, system analysts, service center personnel, and dealers. The manual is organized as follows: Section 1 —...

  • Page 8: Abbreviations

    Abbreviations ampere DMAC DMA controller alternating current disk operating system advanced technology DRAM dynamic RAM (IBM PC) error checking and correction Bulletin Board Service extended data output binary-coded decimal Enhanced Graphics Adapter BIOS Customized Utility EPROM erasable and programmable BIOS basic input/output system binary digit EVGA...
  • Page 9 phase lock loop integrated peripheral controller peak-to-peak inches per second programmable peripheral interrupt request interface kilo (1024) PROM programmable ROM kilo (1000) quad flat pack kilobyte random-access memory kilogram RAMDAC RAM digital-to-analog converter kilohertz row address strobe pound red green blue light-emitting diode RGBI red green blue intensity...

  • Page 10: Technical Information

    Technical Information System Board U.S. Robotics Modem Board Diskette Drive Hard Drive CD-ROM/DVD Drive Zip Drive Power Supply Power Management...

  • Page 11: System Board

    This section provides an overview of the NEC Direction™ SP E-Series ® ® computers. These systems support the Intel Pentium II processor with MMX™ technology. The following table describes the available features of the different models. The subsections that follow provide more detailed information on the system features.

  • Page 12: Chipset

    High-performance features include: pipeline 32-bit addressing 64-bit data 512-KB of pipeline burst secondary cache; direct mapped write-back and write-through organization. The system comes with 32 to 256 MB of main system memory. Two sockets on the system board support up to 256 MB of high-speed memory using industry- standard gold-plated dual in-line memory modules (DIMMs).

  • Page 13: Expansion Bus

    Expansion Bus The expansion bus contains one ISA slot and two PCI slots. The PCI ISA IDE Xcelerator chip (PIIX4E) provides the logic that enables the ISA bus functions. With 24-bit memory addressing, a 16-bit data path, and an eight MHz clock, the ®...

  • Page 14: Cmos Memory/Real-Time Clock Battery

    CMOS Memory/Real-Time Clock Battery The 82371EB PCI ISA IDE Xcelerator (PIIX4E) on the system board stores system information in non-volatile CMOS memory. The chip also contains the system’s real-time clock. Both are maintained by a 3-volt coin cell lithium battery on the system board. The battery is replaceable. DMA/IRQ Settings The system automatically configures interrupts requests (IRQ), direct memory access (DMA) channels, and other parameters when adding PCI boards with...

  • Page 15: Ide Ports

    DMA Assignments Resource Audio Audio/parallel port Diskette drive ECP parallel port/audio Reserved, cascade channel Available Available Available IDE Ports The system board provides two fast IDE ports: primary channel and secondary channels. Each port supports two devices for a total of four IDE devices. The system board allows the connection of an IDE CD-ROM drive for system configuration flexibility without the addition of a controller.

  • Page 16: Sound System

    Sound System The system board features the Yamaha 1-XG YMF740-V PCI bus digital controller and the Analog Devices AD1819A SOUNDPORT analog codec. The sound system provides the following features. Advanced power management Two chip split digital/analog architecture for improved signal-to-noise ratio 3D stereo enhancement Multiple audio inputs and outputs...

  • Page 17: Hard Drive

    Hard Drive The system supports up to three IDE hard drives, the standard hard drive, and two optional hard drives (if a Zip drive does not come standard with the system). CD-ROM/DVD Drive The drive can be used to load programs from a CD or it can be used to play audio CDs.

  • Page 18: Setup Utility

    Setup Utility Configuration Information When to Use Setup How to Start Setup How to Use Setup Main Menu Advanced Menu Security Menu Power Menu Boot Menu Exit Menu...

  • Page 19: Configuration Information

    This section describes the Setup utility program that allows the system configuration information to be viewed and changed. Note: The system ships from the factory with the correct system parameters for the configuration. Unless setting the time and date, setting security features, customizing the system, or adding optional hardware, Setup does not need to be run.

  • Page 20: How To Start Setup

    How to Start Setup To start the Setup utility, follow these steps: 1. Turn on or reboot the system. 2. Press after POST begins, but before the system boots up. You have about five seconds to press F2. Setup’s Main Menu window appears similar to the following screen. Note: The screen shown is typical of a system.

  • Page 21: Menu Bar

    The help and navigation window the area on the right side of the screen. This area provides help information for the Setup option currently selected. The navigation keys provide a summary of commands available for making selections. The General Help window a window that appears any time during Setup after pressing .

  • Page 22: Legend Bar

    Legend Bar Use the keys listed in the legend bar on the bottom of the Setup menu to make the selections or exit the current menu. The following table describes the legend keys and their alternates. Setup Key Functions Function Provides help for the parameter field being displayed.

  • Page 23: Advanced Menu

    Processor Type This field displays your computer’s processor type. Processor Speed This field displays your processor’s speed. Cache RAM This field displays the size of your optional system’s L2 (external) cache. System Memory and Memory Banks 0 - 2 This field displays the total amount of memory installed on your system board and in which banks the memory is installed.

  • Page 24: Peripheral Configuration Submenu

    Peripheral Configuration Submenu This submenu can be used to configure your system’s ports or peripheral devices. To enter the submenu, highlight this field, then press Enter . The following options appear: Serial Port A This option lets you configure your system’s Serial Port A. You can choose “Auto,”...

  • Page 25: Ide Configuration Submenu

    Legacy USB Support This option configures support for legacy USB devices. Select “Enabled” or “Disabled.” To return to the Advanced Menu, press IDE Configuration Submenu This submenu can be used to auto-configure or manually configure the IDE devices, usually hard drives or CD-ROM drives. Depending on the system you purchased, the available options may include “User,”...
  • Page 26 Multi Sector Transfers This option determines the number of sectors per block for multiple sector transfers. You cannot access this option if the configuration type is set to “Auto.” If necessary, check the specification for your drive to determine the best setting for optimum drive performance. The options include: 2 Sectors 4 Sectors...

  • Page 27: Floppy Options Submenu

    Ultra DMA This option sets the Ultra DMA Mode for the hard drive. This option cannot be changed when “Auto” is selected. The options include: Mode 0 Mode 1 Mode 2 Disabled. To return to the Advanced Menu, press Floppy Options Submenu This submenu can be used to configure your system’s diskette drives.

  • Page 28: Dmi Event Logging Submenu

    DMI Event Logging Submenu This submenu can be used to view and modify DMI Event Logs. To enter the submenu, highlight the DMI Event Logging field, then press Enter . The following options appear: Event Log Capacity/Event Log Validity These fields indicate whether space is available in the Event Log, and whether the contents of the log are valid.

  • Page 29: Resource Configuration Submenu

    Resource Configuration Submenu This option allows you to reserve specific resources for use by legacy ISA devices. To enter the submenu, highlight this field, then press Enter . The following options are displayed: Memory Reservation Submenu This option lets you configure memory blocks for use by legacy ISA devices.

  • Page 30: Power Menu

    Power Menu The Power Menu is used to enable or disable the system’s power management features. When the power management option is enabled, the following options appear in the Power Menu: Power Management This feature lets you enable or disable BIOS power management. Inactivity Timer The Inactivity Timer lets you set the length of time that the system needs to be inactive before entering its low-power or Standby mode.

  • Page 31: Hard Drive Submenu

    On Modem Ring This option specifies how the system responds when power is off and the modem detects an incoming call. The options are “Stay Off” and “Power On.” On LAN This option controls how the system responds to a LAN wake-up call when power is off.
  • Page 32 Exit Saving Changes This option exits the Setup program and saves your changes to the BIOS. Exit Discarding Changes This option exits the Setup program without saving your changes to the BIOS. Load Setup Defaults This option loads the Setup program’s default values. Load Custom Defaults This option loads Custom default settings.

  • Page 33: Option Installation

    Option Installation General Rules Precautions Access Cover Removal Access Cover Replacement Expansion Boards Memory Upgrade Data Storage Devices External Options...

  • Page 34: General Rules

    This section provides instructions for installing the following options: expansion boards memory upgrade data storage devices external options. All options (except external options) require removal of the access cover. Procedures for removing the cover are included in this section. General Rules Follow these general rules when installing system options.

  • Page 35: Access Cover Removal

    Avoid carpets in cool, dry areas. Leave an option, such as a board or chip, in its anti-static packaging until ready to install it. Dissipate static electricity before handling any system components (boards, chips, etc.) by touching a grounded metal object, such as the system’s unpainted metal chassis.

  • Page 36: Access Cover Replacement

    4. Loosen the thumb screw at the rear of the system by turning it counterclockwise. If you installed a lock on the back of the system, unlock the lock and remove it. Press the right release tab. While pressing the tab, push down and back on the right rear of the cover.

  • Page 37: Expansion Boards

    The Direction SP E-Series supports ISA Plug and Play expansion boards with one ISA slot. Plug and Play allows the installation of a board in an expansion slot without changing the hardware settings.

  • Page 38: Expansion Slot Locations

    PCI expansion boards run at one half the system host’s bus speed. The PCI bus handles 32 bits of data at a time, being wider as well as faster than the standard ISA bus. PCI boards can send and receive data much faster, thereby boosting system performance.

  • Page 39: Removing The Slot Cover

    Removing the Slot Cover Save the screw for installing the expansion board. Be sure to save the slot cover for future use. ! CAUTION A slot cover can damage the system board or any option board if it falls into the system. Take care to keep the slot cover from falling when removing the screw.

  • Page 40: Expansion Board Removal

    Installing a Board 7. Attach any cables required by the expansion board. 8. Replace the access cover. Expansion Board Removal 1. Remove the system access cover. 2. Label and remove any cables connected to the board. 3. Remove the screw that secures the board to the support bracket. 4.

  • Page 41: Sample Memory Configurations

    Note: Although memory size may vary, the SDRAM DIMMs must meet the Intel 4-clock, 66-MHz, unbuffered SDRAM DIMM specification for 64-bit SDRAM. Use the following procedure to: Check the memory installed in the system Determine the DIMM configuration needed to increase memory Identify DIMM sockets.

  • Page 42: Dimm Removal

    DIMM Removal Use the following procedure to remove a DIMM. ! CAUTION Reduce static discharge by touching the system’s metal chassis. 1. Remove the access cover. 2. Locate the DIMM sockets. 3. To remove a DIMM from its socket, press the plastic clips at the outer edges of the socket away from the DIMM.

  • Page 43: Data Storage Devices

    4. To install a DIMM, align the module with an empty socket. Make sure that the notches on the DIMM line up with the keys in the sockets. 5. Insert the DIMM into the socket. Close the plastic clips at both ends of the socket.

  • Page 44: Device Preparation

    The following figure shows the device slot locations in the system. Locating Device Slots Device Preparation Before installing a storage device in the system, follow any preinstallation instructions that come with the device. For example, check the following: Accessible device remove any termination jumpers on the optional device.

  • Page 45: Device Cables

    Device Cables The cables used for the installation of optional storage devices include: diskette drive signal cable IDE signal cables system power cables. The addition of a diskette drive might require the replacement of the existing diskette drive cable. The addition of an IDE device does not require the replacement of the existing IDE cable.

  • Page 46: System Power Cables

    Diskette Drive Signal Cable IDE Signal Cables Each system comes with a three-connector IDE interface cable attached to the primary IDE connector and the installed hard drive. A second IDE cable connects to the CD-ROM drive and to the secondary IDE connector. In some systems, a Zip drive also comes attached to the primary IDE cable.

  • Page 47: Device Cabling

    Power cable connectors are keyed to fit only in the correct position. The following figure shows the power cable connectors. Power Cable Connectors Device Cabling All storage devices require a power and signal cable connection. Devices shipped with the system are already connected. Cable optional devices as follows.

  • Page 48: Cabling An Accessible 5 1/4-Inch Device

    Connecting IDE Device Cables 4. If installing an IDE CD-ROM drive, also connect the audio cable (see the instructions that come with the drive). Cabling an Accessible 5 1/4-Inch Device 1. Connect the diskette drive signal cable connector to the signal connector on the device (see the following figure).

  • Page 49: Removing The Front Panel

    installing a 5 1/4-inch device replacing the front panel. Removing the Front Panel Use the following procedure to remove the front panel. 1. Locate the two plastic tabs at the front of the chassis. They are indicated by two arrows engraved on the chassis. 2.

  • Page 50: Installing A 3 1/2-Inch Device

    Locating the Device Cage Screw 2. Slide the cage towards the front of the system and lift it out of the unit. Installing a 3 1/2-Inch Device Use the following procedure to install a 3 1/2-inch device. 1. Follow the preinstallation instructions that came with the device, such as setting jumpers and switches.

  • Page 51: Locating Device Slots

    Locating Device Slots If you are installing the device in the second 3 1/2-inch internal device slot, remove the two screws securing the 3 1/2-inch hard drive bracket to the front of the system unit. Removing the Bracket Screws Slide the 3 1/2-inch hard drive bracket towards the back of the system unit until it is free of the molded plastic.

  • Page 52: Aligning The Holes And Tabs

    Aligning the Holes and Tabs Place the hard drive into the bracket and secure with the screw. Securing the Drive Slide the bracket into the molded plastic drive slot. Secure the bracket to the front panel with the two screws shown in “Removing the Bracket Screws.”...

  • Page 53: Inserting The Device

    Inserting the Device If you are installing a device in an accessible slot, go to step 6. Otherwise, continue to step 7. 6. To install a 3 1/2-inch device in an accessible slot: Remove the plastic blank panel from the selected slot by pressing the panel tab inward and swinging the blank panel out (see the following figure).

  • Page 54: Installing A 5 1/4-Inch Device

    Removing the Blank Panel Use a screw driver to remove the metal slot cover by carefully pressing it until it breaks away from the chassis. ! CAUTION Be careful of sharp edges! Slide the device into the slot and secure the device. 7.

  • Page 55: Installing The Device

    5. Remove the front panel. 6. Remove the plastic blank panel. If you are installing a hard drive, keep the panel handy. 7. Use a screw driver to remove the metal slot cover by carefully pressing it until it breaks away from the chassis. ! CAUTION Be careful of sharp edges! 8.

  • Page 56: Replacing The Front Panel

    14. Replace the access cover. Replacing the Front Panel To replace the front panel, follow this procedure. 1. Align the front panel’s six tabs with their corresponding slots on the system (three of the tabs have holes, the others have prongs). 2.

  • Page 57: Rs-232C Device Connection

    Locating the Parallel Port RS-232C Device Connection Note: Before connecting a serial device to the system, be sure the serial device is set up correctly. Follow the setup instructions that come with the option. 1. Turn off power to the system and to the serial device. 2.

  • Page 58: Maintenance And Troubleshooting

    Maintenance and Troubleshooting Maintenance Troubleshooting...

  • Page 59: Maintenance

    This section provides information on maintaining and troubleshooting the Direction SP E-Series computers. The following table provides the NEC CSD service telephone numbers. Also included in this section are the error beep code descriptions and a procedure for replacing the CMOS battery.

  • Page 60: System Cleaning

    System Cleaning Use the following procedure for cleaning the system. 1. Power off the system and unplug all power cables. 2. Periodically wipe the outside of the system, keyboard, mouse, and monitor with a soft, clean cloth. Remove stains with a mild detergent. Do not use solvents or strong, abrasive cleaners on any part of the system.

  • Page 61: Troubleshooting

    Removing the Mouse Ball Cover 4. Turn the mouse over and remove the ball. 5. Clean the mouse as follows: Clean the mouse ball with tap water and a mild detergent, then dry it with a lint-free cloth. Remove any dust and lint from the mouse socket. 6.

  • Page 62: Problems And Solutions

    Problems and Solutions Problem Symptom Solution No power Power lamp on computer will not Check that the power cord is plugged into light. the AC connector on the computer. Check that the other end of the cord is plugged into a live properly grounded AC power outlet.
  • Page 63 Problems and Solutions Problem Symptom Solution Computer halts during loading Power the computer off. Check for proper sequence. jumper settings, then power on the computer. Check condition of selected bootload device (diskette or hard drive) for bad boot track or incorrect OS files. Try booting OS from diskette or recopy OS files onto hard drive.
  • Page 64 Problems and Solutions Problem Symptom Solution Modem board No output from board. Check interrupts (see “System malfunction Resources”). Check DMA channels (see “Technical Information”). Keyboard or mouse Monitor has prompt, but cannot Check that keyboard/mouse is plugged in. malfunction input data. Check password (see “Setup Utility”).
  • Page 65 Problems and Solutions Problem Symptom Solution Disc tray does not open. System power not on. Turn on system power. System power failed. Insert about an inch of a straightened paper clip into the emergency eject hole, until the tray opens. Cannot access CD-ROM/DVD Check that the driver software is loaded drive...

  • Page 66: Beep Codes

    Problems and Solutions Problem Symptom Solution Communication error No or bad data when Check cable connections between the communicating. system board and device. Check that the interface port is selected. Test or replace the device and interface cable (see the device documentation for troubleshooting).

  • Page 67: Cmos Battery Replacement

    CMOS Battery Replacement Remove the 3-volt lithium battery from the system board as follows. 1. Turn off and unplug the system unit and any external options connected to the system. ! CAUTION Removing the battery from the system board causes the computer to lose system configuration information.
  • Page 68 WARNING The battery can explode if it is incorrectly replaced or improperly discarded. Use only the same battery or an equivalent type recommended by the manufacturer when replacing the battery. Lithium acts as a catalyst when exposed to water and causes spontaneous combustion on contact.

  • Page 69: Disassembly And Reassembly

    Disassembly and Reassembly Disassembly Illustrated Parts Breakdown...

  • Page 70: Disassembly Sequence

    This section contains step-by-step disassembly procedures for the system unit. Reassembly is the reverse of disassembly. The procedures are supported by simplified disassembly illustrations to facilitate removal. A Phillips-head screwdriver is the only required tool. For complete disassembly of the system unit, follow the disassembly order listed in the following table. To reassemble, follow the table and procedures in reverse order.

  • Page 71: Disassembly

    ! CAUTION When handling boards or chips, ground yourself to release static. Disassembly Use the following procedures to disassemble the system unit. Note: Unplug the power cord before disassembling the system unit. Voltage is present inside the system unit even after the power is off.

  • Page 72: Front Panel Removal

    Front Panel Removal Remove the front panel from the system unit as follows. 1. Locate the two plastic tabs at the front of the chassis. They are indicated by two arrows engraved on the chassis. 2. Press down on the two tabs and press in a third tab at the end of the panel to release the panel (see the following figure).

  • Page 73: Diskette Drive Removal

    Locating the Device Cage Screw 3. Slide the cage towards the front of the system and lift it out of the unit. Diskette Drive Removal Remove the standard diskette drive from the system unit as follows. 1. Remove the system access cover and front panel as previously described. 2.

  • Page 74: 1/4-Inch Device Removal

    5 1/4-Inch Device Removal Remove an optional 5 1/4-inch device from the system unit as follows. 1. Remove the system access cover, front panel, and the device cage as previously described. 2. Label and unplug the signal and power cables from the optional device in the 5 1/4-inch device cage.

  • Page 75: Standard 3 1/2-Inch Hard Drive Removal

    The 3 1/2-Inch Device Bracket Screws 4. Slide the 3 1/2-inch hard drive bracket towards the back of the system unit until it is free of the molded plastic. 5. Remove the screw on the side of the hard drive securing it to the bracket. Removing the Securing Screw 6.

  • Page 76: Fan Assembly Removal

    Removing the Drive Fan Assembly Removal Remove the fan assembly per the following steps. 1. Remove the system access cover per “Option Installation.” 2. At the rear of the system unit, press in on the two locking tabs securing the assembly to the chassis.

  • Page 77: Power Supply Removal

    Removing a DIMM When installing a DIMM module, align the notches on the module with the keys in the memory socket, insert the module, and press in the plastic locking clips. Power Supply Removal Remove the power supply as follows. 1.

  • Page 78: System Board Removal

    System Board Removal Remove the system board per the following steps. 1. Remove the system access cover, expansion boards, fan assembly, and power supply as previously described. 2. Remove and label all cables connected to the system board. Appendix B provides the connector identifiers and pin assignments for each connector.

  • Page 79: Illustrated Parts Breakdown

    8. Move the jumper block from pins 2 and 3 to pins 1 and 2. Illustrated Parts Breakdown This section contains the illustrated parts breakdown (IPB) and NEC CSD part numbers for the Direction SP E-Series desktop and minitower computers.
  • Page 80 Direction SP E-Series Desktop Field-Replaceable Parts List Item Description Part Number Altec Lansing subwoofer, ACS251 160315 Fan assembly 158-056683-000 Video board upgrade, PCI, 3-D Monster II 060221 56-Kbps Winmodem data/fax 090304 56-Kbps modem data/fax/voice 090134 3C509B network board 203-00003 3Com PCI 10/100 3C905TX Ethernet board...
  • Page 81 Cable, VGA loopback for PCI video board, 070832 #0602210, (not shown in figure) Front panel LED adapter cable (not shown in 130095 figure) Direction SP E-Series User’s Guide (not shown in 102082 figure) Cable, PCI video board (board to board) (not 070831 shown in figure)

  • Page 82: Direction Sp E-Series Desktop Illustrated Parts Breakdown

    Direction SP E-Series Desktop Illustrated Parts Breakdown _______ This data was prepared June 1998. For an up-to-date listing of spare parts, please call FaxFlash 1-888-329-0088 (or 1-978-635-6090 outside the U.S.) and order document 42102082. 5-14 Disassembly and Reassembly...

  • Page 83: Direction Sp E-Series Minitower Field-Replaceable Parts List

    Direction SP E-Series Minitower Field-Replaceable Parts List Item Description Part Number AC power cable 070135 Microphone 232-00011 Microsoft Mouse 230-00026 Keyboard, Ergo 229-00012 Cable, audio internal, dual MPC 070808 Diskette drive signal cable 070114 IDE signal cable 233-00026 Video board upgrade, PCI, 3-D Monster II...
  • Page 84 130047 Phone cable, modem (not shown in figure) 146585 Front panel LED adapter cable (not shown in 130095 figure) Direction SP E-Series User’s Guide (not shown in 102082 figure) Wavetable board, AWE64 option (not shown in 030402 figure) Monitor, NEC 15”, C550 (not shown in figure) 011001 Monitor, NEC 17”, C700 (not shown in figure)

  • Page 85: Direction Sp E-Series Minitower Illustrated Parts Breakdown

    Direction SP E-Series Minitower Illustrated Parts Breakdown _______ This data was prepared June 1998. For an up-to-date listing of spare parts, please call FaxFlash 1-888-329-0088 (or 1-978-635-6090 outside the U.S.) and order document 42102082. Disassembly and Reassembly 5-17...

  • Page 86: System Specifications

    System Specifications Processor Random Access Memory (RAM) Read-Only Memory (ROM) Video SGRAM Calendar Clock Input/Output (I/O) Facilities Expansion Slots Keyboard and Mouse Storage Devices Device Slots Graphics Sound System Dimensions Weight Power Recommended Operating Environment...

  • Page 87: Processor

    This section describes the system specifications. Processor Microprocessor 266-MHz, 300-MHz, or 333-MHz Pentium II MMX Clock Rate 266 MHz internally, 66 MHz externally 300 MHz internally, 66 MHz externally 333 MHz internally, 66 MHz externally Processor Support 32-bit addressing 64-bit data Primary Cache 32 KB of internal write-back cache on processor Secondary Cache...

  • Page 88: Read-Only Memory (Rom

    Read-Only Memory (ROM) Flash ROM 2 Mbit Video SGRAM Standard video memory 4 MB video memory Calendar Clock Year/Month/Day/Hour/Minute/Second/.01 Second; maintained by battery backup Battery Type Real Time Clock (RTC) battery Input/Output (I/O) Facilities Integrated Industry-Standard Interfaces Parallel bidirectional, ECP/EPP support; one 25-pin connector Serial one high-speed RS-232C port using 16C550-compatible UART, supports transfer rates up to 115.2 Kbits per second;...

  • Page 89: Expansion Slots

    Expansion Slots I/O Bus PCI/ISA Three expansion slots One 8-/16-bit ISA slot Two 32-bit PCI slots Keyboard and Mouse Keyboard Windows 95 enhanced, PS/2-compatible Function Keys 12 keys, capable of up to 48 functions Status Lamps numeric lock, capital lock, and scroll lock keys Numeric Keypad standard Separate Cursor Control Keys...

  • Page 90: Graphics

    Graphics The system board features the ATI Rage Pro Turbo. This controller provides the following features. AGP support Full bus mastering support Triple 8-bit palette DAC with gamma correction Direct3D texture lighting DDC1 and DDC2B+ support 4 MB of SGRAM Game acceleration Support for High Color at 1024 by 768, 800 by 600, 640 by 480, and True Color at 800 by 600 and 640 by 480...

  • Page 91: Dimensions

    Dimensions System Unit Height 17.1 in. (43.43 cm) Desktop Width 6.5 in. (16.51 cm) Minitower Width 7.8 in. (19.81) Depth 17.3 in. (43.94 cm) Keyboard Height 1.6 in. (4.1 cm) Width 19.0 in. (48.3 cm) Depth 8.4 in. (21.3 cm) Weight The following weights are averages.

  • Page 92: Connector Pin Assignments

    Connector Pin Assignments Serial Interface Connector Parallel Interface Connector Video Connector Power Supply (Primary) Keyboard and Mouse Connectors Front Panel Diskette Drive Interface Connector IDE Interface Connectors DIMM Sockets ISA Expansion Bus Connectors PCI Expansion Bus Connectors Universal Serial Bus (USB) Connectors...

  • Page 93: System Board Slots

    This appendix describes the system board connector pin assignments. The System Board Connectors table lists the connectors and sockets on the system board. The table also cross-references the page numbers where the connectors and their pinouts are described. The tables following the figures list each connector by its function, number, and type.

  • Page 94: System Board External Connectors

    System Board External Connectors System Board Internal Connectors Description Connector Number CD-ROM Audio J2C3 Auxiliary Line-in Audio J2C2 Telephony J2C1 Fan 3 J5J1 Diskette Drive J10F1 PCI IDE J9D1, J9D2 Fan 1 J2J1 Fan 2 J4J1 Power Supply J7H1 Connector Pin Assignments B-3...

  • Page 95: Serial Interface Connector

    System Board Connector Numbers and Types Function Number Type Parallel Interface J1F2 25-pin female sub D-shell Serial Interface J1G1 9-pin D-shell Mouse J1J1 6-pin PS/2 style connector Keyboard J1J1 6-pin PS/2 style connector Diskette Drive J10F1 2 x 17-pin male Power Supply (Primary) J7H1 2 x 10-pin locking header...

  • Page 96: Parallel Interface Connector

    Parallel Interface Connector Parallel interface specifications for this port conform to the IBM-PC interface. Pin assignments for the parallel interface connector are listed in the following table. Parallel Port Connector Pin Assignments Signal Signal Strobe# Auto feed# Data bit 0 Fault# Data bit 1 INIT# (Initialize)

  • Page 97: Power Supply (Primary

    Power Supply (Primary) Voltages from the power supply are input to the system board through the primary power supply connector. The following table shows the connector pin locations and pin assignments. Primary Power Supply Connector Pin Assignments Signal Signal +3.3V +3.3V +3.3V -12V...

  • Page 98: Front Panel

    Front Panel The front panel connector provides cabling for the buttons and panel LEDs (power and hard disk). The connector pin assignments are given in the following table. Front Panel Connector Pin Assignments Signal Signal HD_PWR FPSLP HDR_BLNK_GRN IRRX HDR_BLNK_YEL FPBUT_IN IRTX FP_RESET...

  • Page 99: Diskette Drive Interface Connector

    Diskette Drive Interface Connector The following table provides the pin assignments for the diskette drive interface connector. Diskette Drive Connector Pin Assignments Description Description Ground DENSEL Ground Reserved FDEDIN Ground FDINDX# (Index) Ground FDM00# (Motor enable A) Ground No connect Ground FDDS0# (Drive select A) Ground...

  • Page 100: Ide Interface Connector

    IDE Interface Connector All signal levels in the IDE interface are TTL compatible. A logic 1 is a signal whose voltage level is between 2.0 and 5.0 V. A logic 0 is a signal measuring between 0.00 and 0.70 V. The two system board IDE connectors are physically identical.

  • Page 101: Dimm Sockets

    DIMM Sockets The following table provides the DIMM type, configuration, and technology by DIMM size. DIMM Socket Pin Assignments Description Description Description Description DQ32 CKE0 DQ33 DQM2 DQ34 DQM6 DQM3 DQ35 DQM7 NC (A13) DQ36 DQ37 DQ38 DQ39 DQ40 DQ41 DQ48 DQ10 DQ17...
  • Page 102 DIMM Socket Pin Assignments Description Description Description Description DQ28 DQ60 DQ29 DQ61 DQ30 DQ62 DQ31 DQ63 NC (BA1) NC (A11) NC (A12) Connector Pin Assignments B-11...

  • Page 103: Isa Expansion Bus Connectors

    ISA Expansion Bus Connectors The expansion slot signals, voltages, and grounds are supplied through the bus connectors. The following table provides the pin assignments for the ISA expansion bus. ISA Expansion Slot Pin Assignments Direction Signal Direction Signal Input IOCHCK# Ground Ground Input/Output...
  • Page 104 ISA Expansion Slot Pin Assignments Direction Signal Direction Signal Input/Output Output BALE Input/Output Power Input/Output Output Input/Output Ground Ground Input/Output SBHE# Input MEMCS16# (M16#) Input/Output LA23 Input IOCS16# (IO16#) Input/Output LA22 Input IRQ10 Input/Output LA21 Input IRQ11 Input/Output LA20 Input IRQ12 Input/Output LA19...

  • Page 105: Pci Expansion Bus Connectors

    PCI Expansion Bus Connectors The expansion slot signals, voltages, and grounds are supplied through the bus connectors. The following table provides the pin assignments for the PCI expansion slots. PCI Expansion Slot Pin Assignments Signal Signal Signal Signal Ground -12V AD16 AD17 (TRST#)

  • Page 106: Universal Serial Bus (Usb) Connectors

    PCI Expansion Slot Pin Assignments Signal Signal Signal Signal Ground AD19 AD18 +3.3V Universal Serial Bus (USB) Connectors The following table lists the pin assignments and signal names for the USB connectors. USB Connectors Signal Name Power USBP0# (USBP1#) USBP0 (USBP1) Ground Connector Pin Assignments B-15...

  • Page 107: System Resources

    System Resources IRQ Settings Viewing System Resources Locating the Jumper...

  • Page 108: Irq Settings

    The following sections include information about: default system settings viewing system resources jumper settings on the system board. IRQ Settings The following settings are the default IRQ settings: IRQ0 (timer) IRQ1 (keyboard) IRQ2 (cascade interrupt) IRQ3 (user available) IRQ4 (COM1*) IRQ5 (diskette drive) IRQ6 (LPT1*) IRQ7 (real time clock)

  • Page 109: Locating The Jumper

    Maintenance Menu appears for setting configuration parameters (including speed and password settings). Recovery Mode None Enables BIOS recovery procedures. BIOS attempts to recover the BIOS configuration. A recovery diskette is required (downloadable from the NEC CSD website). System Resources C-3...

  • Page 110: Clearing Your Password

    Clearing Your Password The following sections describe how to clear your password. 1. Turn off the power and unplug the system and any peripherals. WARNING Turn off the system before you change any jumper settings. 2. Remove the access cover (see “Removing the Access Cover”). 3.

  • Page 111: Recovering The Bios

    Recovering the BIOS The following sections describe how to recover the system BIOS. 1. Turn off the power and unplug the system and any peripherals. WARNING Turn off the system before you change any jumper settings. 2. Remove the access cover (see “Removing the Access Cover”). 3.
  • Page 112 Multmedia components expansion boards, 5-3 CD-ROM/DVD drive, 1-8 fan assembly, 5-8 front panel, 5-4 power supply, 5-9 NEC CSD telephone numbers, 4-2 side panel, 5-4 standard 3 1/2-inch drive, 5-7 system board, 5-10 Option installation system unit, 5-3 cover removal, 3-3...
  • Page 113 Setup utility legend bar, 2-5 Storage device installation, 3-11, 3-16 device cables, 3-13 device preparation, 3-12 device slots, 3-11, A-4 System board, 1-2 removal, 5-10 System cleaning, 4-3 System configurations, 1-2 System resources, C-2 System unit disassembly, 5-3 System unit disassembly, 5-3 3 1/2-inch hard drive, 5-6 5 1/4-inch device, 5-6 DIMM module, 5-8...
  • Page 114 (For United States Use Only) Federal Communications Commission Radio Frequency Interference Statement WARNING: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
  • Page 115 A lithium battery in some computers maintains system configuration information. In the event that the battery fails to maintain system configuration information, NEC recommends that you replace the battery. For battery replacement information, see Section 4 of this manual or call your NEC CSD dealer or the NEC CSD Technical Support Center.

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