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NEC Versa LX User Manual
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NEC Versa LX User Manual

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See also: Service Reference Manual , Installation Manual
Proprietary Notice and Liability
Disclaimer
Copyright © © 1998 Packard Bell NEC Europe BV. All Rights Reserved.
The information disclosed in this document, including all designs and related materials, is the valuable
property of Packard Bell NEC Europe B.V. (hereinafter "PBN") and/or its licensors. PBN 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 PBN 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 PBN.
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
PBN is prohibited.
Trademark Acknowledgements
Intel and Pentium are registered trademarks of Intel Corporation.
Microsoft, Windows, and Windows 95 are registered trademarks of Microsoft in the US and other countries.
MS-DOS and Windows NT are trademarks of Microsoft.
PS/2 is a trademark of International Business Machines, Inc.
Other product names mentioned in this manual may be trademarks or registered trademarks of their respective
companies. PBN claims no interest in trademarks other than its own.
Preface vii

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  • Page 1 The information disclosed in this document, including all designs and related materials, is the valuable property of Packard Bell NEC Europe B.V. (hereinafter “PBN”) and/or its licensors. PBN 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.
  • Page 2 LX notebook computer. The manual also provides hardware and interface information for users who need an overview of the system design. The manual is written for NEC-trained customer engineers, system analysts, service centre personnel, and dealers. The manual is organized as follows: Section 1, System Overview, provides an overview of the hardware and interface components.
  • Page 3 System Overview Versa SX Versa SX Notebook Around the Front of the System Around the Back of the System Around the Left Side of the System Around the Right Side of the System Around the Bottom of the System Internal Components...
  • Page 4 Versa SX The Versa SX notebook computer is a portable system filled with exciting resources for home, business or travel. Standard features include a powerful Intel Pentium II 266-MHz microprocessor that works together with the latest Peripheral Component Interconnect (PCI) architecture. In addition, this system provides a high-performance hard disk drive, diskette drive or SuperDisk and PC card support.

  • Page 5: Around The Front Of The System

    Around the Front of the System The Versa is compact with features on every side. First, look at the front of the Versa. The following sections describe front features, beginning with the liquid crystal display (LCD) panel. LCD Panel Your Versa SX comes with a colour LCD panel that you can adjust for a comfortable viewing position.
  • Page 6 A - Hard Drive B - VersaBay III C - Caps Lock D - Scroll Lock E - Num Lock  Hard Drive — lights when the Versa writes or reads data from the hard drive.  VersaBay III™ — lights when the Versa writes data to or retrieves data from a device in the VersaBay III.

  • Page 7: Keyboard Panel And Base Unit

    Keyboard Panel and Base Unit The Versa keyboard panel and base unit contains the following features that are described after the figure. Keyboard panel and base unit A - Power/Sleep Button Power/Sleep Button — press the Power/Sleep button to power on, power off, and to put the computer into Suspend mode.
  • Page 8 Put the unit in Suspend mode when you need to be away from your system for a short period of time and want to return to where you left off. Suspend mode shuts down all devices in the system while retaining data and system status.
  • Page 9 Note: When both the primary and a secondary battery are installed, the power status LED indicates the total (primary plus secondary) battery status.  Battery Charging LED — lights green for secondary battery or amber to indicate primary battery charging activity. ...

  • Page 10: Around The Back Of The System

    Expansion Port — This port (also called the Docking port) provides a connection for Versa SX options including the Versa Dock, and the NEC PortBar. DC Power Port — Use the power jack to attach the Versa to a DC power source, such as the AC adapter or the optional DC car adapter.

  • Page 11: Around The Left Side Of The System

    Around the Left Side of the System The left side of your Versa offers the following features, which are described after the figure. Left side features A - Audio Ports and Volume Control B - USB Port C - Fan Vent D - Kensington Lock Slot E - PC Card Slot F - PC Card Ejection Buttons Audio ports and a volume control knob.

  • Page 12: Around The Right Side Of The System

    Around the Right Side of the System The right side of the Versa offers the features shown in the following figure. Features are described after the figure. Right side features A - VersaBay III VersaBay III — A diskette drive, 24X CD-ROM reader, an SuperDisk drive, or a DVD module comes installed in the VersaBay III on the right side of your system.

  • Page 13: Around The Bottom Of The System

    Around the Bottom of the System The bottom of the Versa offers the features shown next. Descriptions of the features follow the figure. Bottom features A - Coin Screw B - Memory Expansion Bay Cover C - Battery Bay Release D - Battery E - VersaBay III Device F - VersaBay Release Latches Memory Expansion Bay Cover —...

  • Page 14: Internal Components

    Internal Components Review the following sections for a description of the system’s internal hardware. Battery Pack The system uses a rechargeable Lithium-Ion (Li-Ion) battery as its transient power source. The battery pack installs in the compartment next to the VersaBay III on the bottom of the Versa. Hard Disk Drive A standard 2.5-inch 9.5 mm (2.1-GB or 3.2-GB) hard disk drive ships with the system.
  • Page 15 ChipSet Chip Manufacturer Description Technology Intel Mobile Pentium II MMO Intel 266 MHz CPU 320-pin TCP 82440BX (supporting Intel System Controller Pentium Pro) PIIX4E PC97338VJG National Super I/O 100-pin TQFP Semiconductor ATI 3D Rage LT Pro Video ESS Maestro2E PCI Audio Technology ES1918 AC97 Link...

  • Page 16: System Configuration And Setup

    System Configuration and Setup Power Sources for Your Versa Bios Setup NEC CSD Utilities Software Applications and Drivers...

  • Page 17: Using The Ac Adapter

    Power Sources for Your Versa The Versa can be powered using three different sources, making it a truly portable system. Operate your Versa just about anywhere using one of the following power sources: The AC adapter connected to an electrical wall outlet (using AC power). The battery pack or an optional second battery pack.
  • Page 18 AC Adapter A – AC Adapter B – AC Power Cable Note: Check that the AC outlet voltage falls in the range of 100-240 Volts AC. Verify that the cord and plug are appropriate for your AC source. Connect the AC adapter as follows: 1.

  • Page 19: Using The Main Battery Pack

    CAUTION Do not cover or place objects on the AC adapter. Keeping the adapter clear of objects lets the adapter cool properly during use. Powering On Power on the system as follows: 1. Locate the latch on the front of the LCD panel, slide it to the right, and raise the panel.

  • Page 20: Determining Battery Status

    WARNING To prevent accidental battery ignition or explosion, adhere to the following: n Keep the battery away from extreme heat. n Keep metal objects away from the battery terminals to prevent a short circuit. n Make sure the battery is properly installed in the battery bay.
  • Page 21 In the Windows 95 operating system access the Battery Meter via Start from the desktop, select Settings, select Control Panel and then the Power icon. This will show you the total power remaining. click the show battery meter on taskbar to have easy access to this information from the taskbar.

  • Page 22: Replacing The Battery

    Replacing the Battery Replace the battery pack installed in your Versa SX system as follows. Note: Use the batteries in the Versa SX computer for which they are designed. Also, installing another manufacturer’s battery, or using a combination of very old and new batteries can deteriorate battery and equipment performance.

  • Page 23: Battery Precautions

    Reinstalling battery Battery Precautions To prevent accidental battery ignition, rupture, or explosion, adhere to the following precautions. WARNING There is a danger of explosion if the battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer’s instructions.

  • Page 24: Internal Batteries

    Fn+F9 VersaBay III The VersaBay III Battery provides a second Lithium-Ion (Li-Ion) battery to use in your Versa LX computer. Inserting a second fully charged battery increases battery life to approximately 4 to 5 hours. Internal Batteries The nine-cell Lithium-Ion (Li-Ion) battery provides the main power source in your Versa SX computer.
  • Page 25 Connect your Versa system to AC power for a full 24 hours before using it on battery power for the first time. Doing so insures that the bridge battery is fully charged and that no data is lost during a battery change. 2-10 System Configuration and Setup...

  • Page 26: How To Enter The Bios Setup

    BIOS Setup Your Versa SX computer comes with a hardware program called BIOS Setup that allows you to view and set system parameters. BIOS Setup also allows you to set password features that protect your system from unauthorized use. Use BIOS Setup to: set the current time and date customize your operating system to reflect your computer hardware secure your system with a password...

  • Page 27: How To Use Bios Setup

    BIOS Setup Utility Main Menu After you press , the system displays the BIOS Setup Main Menu screen, similar to the following. BIOS Setup Main Menu Use the up and down arrow keys (located on the lower right corner of the keyboard) to toggle through the BIOS Setup menu items.

  • Page 28: Looking At Screens

    Looking at Screens BIOS setup screens have three areas as shown next. Advanced CMOS Setup menu Parameters — The left part of the screen. This area lists parameters and their current settings. Available Options — The right part of the screen. This area lists alternate settings.

  • Page 29: Checking/Setting System Parameters

    Checking/Setting System Parameters See the following table for a list of parameters, their factory default settings, and alternate settings. A description of each setting follows the table. To reset all parameters to the default settings, select Auto Configuration with Defaults from the BIOS Setup Main Menu and press Enter BIOS Setup Parameters Parameter...
  • Page 30 BIOS Setup Parameters Parameter Default Setting Alternate Setting(s) System Security Setup Change Supervisor Password Change User Password Boot Password Required Resume Password Required Power Management Setup System Switch Power Button Sleep Button Power Button Power Management Under AC Power Savings Level Longest Life Custom High Perform...
  • Page 31 BIOS Setup Parameters Parameter Default Setting Alternate Setting(s) Standby Time-out 4 min 1 minutes 2 minutes 4 minutes 6 minutes 8 minutes 10 minutes 15 minutes Auto Suspend Time-out 10 min 5 minutes 10 minutes 15 minutes 20 minutes 25 minutes 30 minutes LCD Suspend/Resume Suspend Option...
  • Page 32 BIOS Setup Parameters Parameter Default Setting Alternate Setting(s) Resume Password Required Power Management High Performance Timeout Boot Device Setup Setup Question Default Options Quick Boot Enabled Disabled Enabled Docking Station Video Dock Stn. Portable Dock Stn. BootUp Num-Lock Auto Auto Boot Device LS-120 CD-ROM...

  • Page 33: Bios Setup Menus

    BIOS Setup Parameters Parameter Default Setting Alternate Setting(s) Internal Hard Drive Enabled Disabled Enabled USB Controller Disabled Enabled Disabled Serial Port Auto Disabled COM1, IRQ4 COM2, IRQ3 COM3, IRQ4 COM4, IRQ3 Auto (PnP OS Setup) Parallel Port Auto Disabled LPT1 LPT2 Auto (PnP OS Setup)
  • Page 34 To set the date use the or arrow keys to move from field to field. Use key to change the numbers within each field. PgUp PgDn System Memory — Displays the amount of system memory. Time — Set the time, enter the current hour, minute, and second in hr/min/sec, 24-hour format.
  • Page 35 Power Management Setup Your Versa uses the Advanced Configuration and Power Interface (ACPI) which enables the operating system to manage the power given to each attached device and to turn off a device when not in use. In addition, ACPI enables manufacturers to develop computers that automatically power up with a touch to the keyboard.
  • Page 36 – Auto Suspend Timeout — Defines how much time elapses before the system automatically enters Suspend Mode. LCD Suspend/Resume — Allows you to suspend/resume when the LCD panel is opened and closed. Suspend Option — Allows you to specify either Suspend or Save to File (STF) as the default power management mode.

  • Page 37: Other Bios Setup Options

    Peripherals Setup The Peripherals Setup menu displays the connection locations between the system and the Input/Output (I/O) ports. This menu also lets you specify different port assignments as needed. Note: If you disable a device in Peripheral Setup, you cannot enable or assign it using the Windows 95 device manager.

  • Page 38: Using Bios Setup To Set Power Management

    Using BIOS Setup to Set Power Management Power Management Setup allows you to use the factory-defined power savings level (Longest Life), or choose between High Perform, Custom, or Off. Each provides a special value to your current work effort. These power management levels were designed with you in mind.

  • Page 39: Updating The Bios

    There are two ways to invoke the Versa's STF feature, one automatic and one manual. After 30 minutes of inactivity, your Versa automatically invokes STF, provided you have configured STF in the BIOS Setup utility. You can manually invoke STF by pressing button Power simultaneously, before you leave your Versa.
  • Page 40 Press any key to return to the Main menu. 5. Highlight the “Install New BIOS” option and press Enter 6. Press and then press . After a brief pause, a message appears telling Enter you to remove the diskette in drive A. 7.
  • Page 41 In Windows 95 systems and Windows NT systems, the Customize utility gives you the option to install or launch: Custom wallpaper — use this option to install wallpaper displaying the NEC or ZDS logo. Applications and Drivers CD — must use this option to install software applications, drivers, etc.

  • Page 42: Hdprepez Utility

    2. From the display window, select the desired option. 3. Click Launch to initiate the selected option. 4. Follow the on-screen instructions to process the selected option. For some of the selected options you are prompted to reboot your system. 5.
  • Page 43 Using HDPREPEZ in Windows NT In Windows NT, run the HDPREPEZ utility if you increase the memory capacity in your Versa beyond the factory installed base memory. Follow these steps to run the HDPREPEZ utility. 1. Close all background applications before running the HDPREPEZ utility. 2.

  • Page 44: Software Applications And Drivers

    Software Applications and Drivers A variety of software* applications and drivers are provided on the Applications and Drivers CD for the Versa LX/SX that ships with your system. Some of these applications and drivers are already installed as part of your operating system environment.

  • Page 45: Intel Landesk Client Manager

    Selection Tabs — Located just below the title bar, each tab represents a software category. The selection tabs include applications, drivers, utilities, Internet browsers, and the online NEC Help Centre. Description — Located in the bottom portion of the dialog box, the text describes the selected or highlighted software category or application, driver, etc.

  • Page 46: Systemsoft Powerprofiler

    Set up the LANDesk Client Manager software on your Versa using the easy-to- follow setup program. Follow these installation suggestions when installing LANDesk Client Manager. To install on a user’s system, run Client setup, only. To install on a system administrator’s system, run Client setup first, then run Administration setup.

  • Page 47: Microsoft Internet Explorer

    Access McAfee VirusScan through the Start, Programs menu. Microsoft Internet Explorer Microsoft’s Internet Explorer makes finding information on the Internet easy. Built-in webcasting features give you the content you want, when you want it. A integrated set of tools provides services ranging from basic email to exciting conferencing, broadcasting, and web-authoring capabilities.
  • Page 48 3. Use the down arrow key to select the IR Serial Port. 4. Use the keys to change the default value to COM4, IRQ3. (Be PgUp/PgDn sure to check your available resources before making a selection.) 5. Press to return to the BIOS main menu. 6.

  • Page 49: Disassembly And Reassembly

    Disassembly and Reassembly Required tools Disassembly Instructions General Reassembly Instructions...

  • Page 50: Required Tools And Equipment

    Required Tools and Equipment All Versa SX corrective maintenance procedures can be performed using the following tools: Tweezers Small flat-head screwdriver Small Phillips screwdriver Right-angled dentist style probe. Disassembly This section contains step-by-step disassembly procedures for the system. Reassembly is the reverse of disassembly. Each procedure is supported by a simplified disassembly illustration to facilitate removal.

  • Page 51: Preparation For Disassembly

    Preparation for Disassembly Turn off and disconnect all power and all options, including the AC adapter (if connected) and remove the battery, VersaBay III device and memory module bay cover to ready the notebook for disassembly. Battery Remove the battery pack installed in the Versa SX system as follows. Note: Use the batteries in the Versa computer for which they are designed.

  • Page 52: Versabay Iii Device

    Removing the battery A – Battery Bay Release Latch VersaBay III Device Use the following steps to remove a device from the VersaBay III. 1. Locate the VersaBay III release lock and VersaBay III release latch on the bottom of the unit. VersaBay III release lock and latch A –...
  • Page 53 Note: If you release the latch before completely removing the device, the device casing catches on the inside of the latch. Keyboard Use the following steps to remove keyboard and access switch settings. 1. Open the LCD panel. 2. Locate and remove the rubber cap and the Phillips-head screw on the upper left hand corner of the keyboard cover of the Versa.

  • Page 54: Hard Drive Assembly

    5. Carefully tilt the keyboard and place it against the LCD panel. Disconnect the keyboard cable from Connector P41 on the LED/Power switch board. LED/Power switch board A – Connector P41 Hard Drive Assembly 1. Disconnect the hard drive cable at P6 ( ) on the main board.
  • Page 55 Dip Switch 1. Locate the dip switch block. See figure below. Dip switch location 2. Using a fine-tipped object, change the appropriate switch to the required setting. See “Switch Settings” for dip switch functions and settings. CAUTION Never use a pencil to change switch settings. Residue from the pencil can damage the system.

  • Page 56: Led Status/Power Switch Board

    LED Status/Power Switch Board The LED status/power board consists of a board that contains three connectors and status LEDs. The connectors are for the LCD panel switch, main board and microphone. 1. Remove one screw and lift the LED board staring at the left and working right to disconnect the LED board from the Main board.
  • Page 57 Location of bottom screws A – Bottom Screws B – VersaBay III Screws VersaGlide Assembly The VersaGlide Assembly is on the underside of the top cover. Remove the VersaGlide Assembly by following the next steps. 1. Remove four screws and disconnect the cable at P60. 2.
  • Page 58 LCD Panel Assembly 1. Remove six screws ( ) on the back as shown in the following figure. 2. Disconnect the LCD panel cable at P3 on the Main board. 3. Lift the LCD panel from the bottom cover assembly. Back of system A –...
  • Page 59 Internal Components A – Connector P23 B – Screw C – CMOS Battery D – Connector P11 E – Bridge Battery Disassembly and Reassembly 3-11...

  • Page 60: Main Board Assembly

    Main Board Assembly 1. Disconnect the two screws ( ) that hold the Hard drive bracket in place. 2. Disconnect the fan cable at P5 on the underside of the Main board. 3. Lift the main board from the remainder of the system, lifting from right to left and sliding to the right.
  • Page 61 Fan and Fan Duct 1. Disconnect the fan cable at P5 on the underside of the Main board. 2. Remove one screw ( ) to release the fan duct. 3. The fan is held in place via double sided tape to remove the fan lift from the bottom cover.
  • Page 62 PC Card Assembly 1. On the underside of the Main board remove four screws ( 2. Turn the Main board over and disconnect the PC card assembly from the Main board. PC Card Assembly A – Screws Microphone 1. Turn the Main board over; disconnect the microphone cable at P4. 2.

  • Page 63: System Board Layout

    System Board Layout LED Status Board Main Board VersaGlide Assembly...

  • Page 64: Led Status Board

    LED Status Board A – Connector P40 (underside) B – Connector P42 C – Connector P41 Main Board A – Connector P3 B – Connector P5 C – Connector P35 D – Connector P7 E – Dip Switch F – Connector PC Card G – Connector P13 H – Connector P11 4-2 System Board Layout...

  • Page 65: Versaglide Assembly

    VersaGlide Assembly VersaGlide Assembly A – Screws B – Connector P60 C – Connector P61 System Board Layout 4-3...

  • Page 66: Illustrated Parts Breakdown

    Illustrated Parts Breakdown Versa SX Illustrated Parts Breakdown Parts List You can read all about the parts of the Versa LX in the PIB (Product Information Bulletin) which is available in the Document Library of the European Support Partner web site.

  • Page 67: Preventive Maintenance

    Preventive Maintenance Cleaning the Notebook Exterior Cleaning the Notebook Interior Protecting Disk Drive Handling the Battery Pack Maintaining the LCD Quality...

  • Page 68: Cleaning The Notebook Exterior

    To protect the disk drives and data, back up the system disk periodically on diskettes. Periodically use a head-cleaning diskette in the disk drive to prolong the life of the drive and to help maintain data integrity. 6-2 Using Your NEC Versa...

  • Page 69: Handling The Battery Pack

    (no matter what type it is) radiates heat. When you close the cover, you trap the heat against the screen. Make sure to leave the computer's cover open for about ten minutes while the heat disperses, before closing the LCD. Using Your NEC Versa 6-3...

  • Page 70: Troubleshooting

    Troubleshooting Quick Troubleshooting Helpful Questions...

  • Page 71: Quick Troubleshooting

    Quick Troubleshooting This section summarizes problems that may develop during system operation and lists suggested corrective actions. Quick Troubleshooting Problem Corrective Actions No power Check that the AC adapter is plugged into the power connector of the system. Also, check that the AC adapter is plugged into a properly grounded AC power outlet.
  • Page 72 If the PC card is a Type II card, install it in the system’s other PC card slot. Replace the PC card. Replace the I/O board. NEC VersaGlide doesn’t work Check if PS/2 or Alps mouse driver is properly installed. Check VersaGlide cable inside the system if it is inserted properly.
  • Page 73 Serial device does not work Check if device driver is installed properly. Check if serial device is connected properly. Check the device drive installation for any IRQ or I/O address conflict. Replace serial device. Check the I/O controller chip on the main board for any cold or loose soldering.

  • Page 74: Helpful Questions

    Helpful Questions Here are some helpful questions to ask when troubleshooting the notebook: Is there any external power source connected to the computer? Is the battery fully charged? Is the computer turned on and the Power LED activated? Is the LCD display switched to the external monitor? Are all cables and devices connected properly and securely? Are all needed device drivers installed properly? Have you checked the AUTOEXEC.BAT and CONFIG.SYS files for...

  • Page 75: Specifications

    Specifications System Components Pin Assignments Connector Locations System Video Memory Map Interrupt Controllers...

  • Page 76: System Components

    System Components The following system component specifications are standard except where noted. System Processor Intel Pentium II —266-MHz Architecture 32-bit Peripheral Component Interconnect (PCI) Random Access Memory Standard Main Memory — 32 or 64-MB SDRAM SO-DIMM Optional Expansion — 1 slot. ...
  • Page 77 DC In — 1 port, for AC adapter cable USB port — 1 port, 4 pin Speakers Two built-in, 0.3 watts (W) each with a maximum 0.5 watt (W) output 16-bit stereo, 48 kHz Sound BlasterPRO compatible Sound Controller - ESS 1978SA PC Card Slots Two 32-bit card slots for two Type II PC cards or one Type III PC card, 5 V or 3.3 V interface...
  • Page 78 Diskette Drive Size — 3.5-inch Capacity — 1.44 MB (formatted), 2 MB (unformatted) Access Time (average) — 94ms Transfer Rate — 250 to 500 K/bps Interleave 1:1 Controller — NS PC87338VJG VersaBay III SuperDisk™ Drive Formatted Capacity:  Optical diskette — 120 MB ...
  • Page 79 Photo CD Compatibility — Multisession Photo CD, Video CD (CD-1, CD-I Ready, CD-G, CD-Plus, CD-DA, CD-EXTRN, and CD-ROM XA) Power AC Adapter Input Voltage — 100 to 240 volts (V) AC, 50 or 60 Hz, 1.0 A Output Voltage — 15.0 V DC, 4.0 A (60 Watts) Australia, Europe and Asia use an AC power cable specific to each country's standards.
  • Page 80 Recommended Environment Operation Temperature — 5°C to 35°C (41°F to 95°F) Relative Humidity — 20% to 80% (Noncondensing) Storage Temperature — -20°C to 40°C (-4°F to 104°F) Relative Humidity — 20% to 80% (Noncondensing) 8-6 Specifications...

  • Page 81: Pin Assignments

    Pin Assignments Keyboard/Mouse Connectors Signal Keyboard Data Mouse Data Ground Keyboard Clock Mouse Clock Serial Port Connector Pin Assignments Signal Data Carrier Receive Data Transmit Data Data Terminal Ready Ground Data Set Ready Request to Send Clear to Send Ring Indicator Power Connector Signal Ground...
  • Page 82 Parallel Printer Pin Assignments Signal Strobe Data Bit 0 Data Bit 1 Data Bit 2 Data Bit Data Bit 4 Data Bit 5 Data Bit 6 Data Bit 7 Acknowledge Busy Select Auto Feed XT Error Initialize Select In 18 -25 Ground 8-8 Specifications...
  • Page 83 Hard Disk Drive Connector Signal HDD Access LED Chip Select 0 Chip Select 1 Address 0 Address 2 Address 1 Diagnostic Not Used Not Used Not Used IO Channel Ready MS Select IO Write I/O Read Not Used Data0 Data1 Data15 Data14 Data2...
  • Page 84 Hard Disk Drive Connector Signal Ground Data5 Ground Data10 Ground Data6 Ground Data9 Ground Data7 Not Used Ground Ground RESET Ground CRT Connector Pin Assignments Signal Green Blue OPT1 Ground Ground Ground Ground +5V PnP VESA Vcc Ground OPT2 PnP VESA Data Horizontal Sync Vertical Sync PnP VESA Clock...

  • Page 85: Connector Locations

    Connector Locations Connector(Device) Location P3 (LCD Panel) Main Board P4 (Microphone) Main Board P6 (Hard Drive) Main Board P11 (Bridge Battery) Main Board P12 (Fan) Main Board P13 (CMOS) Main Board P23 (Speakers) Main Board P25 (CPU) Main Board P35 (LED Board) Main Board P40 (Main Board) LED Board...

  • Page 86: Memory Map

    Memory Map The system supports system and video shadowing, both controlled through complementary metal oxide semiconductor (CMOS). The system supports BIOS as a cacheable area with write protection. The following table shows the system's memory map. System Memory Map Memory Space Size Function 000000-0002FFh...

  • Page 87: Interrupt Controllers

    Interrupt Controllers Using interrupts, hardware can request software services. If non-Plug and Play software is being used, the interrupt may need to be moved for software application or driver compatibility. Some interrupts cannot be moved. Fifteen interrupts can be used with a cascade connection of 8259INTC x 2. The table shows default interrupt level assignments 0 through 15, in order of decreasing priority.
  • Page 88 Abbreviations ampere DMAC DMA controller alternating current disk operating system DRAM dynamic RAM advanced technology (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 89 peak-to-peak integrated peripheral controller programmable peripheral inches per second interface interrupt request PROM programmable ROM kilo (1024) quad flat pack kilo (1000) random-access memory kilobyte RAMDAC RAM digital-to-analogue converter kilogram row address strobe kilohertz red green blue pound RGBI red green blue intensity light-emitting diode read-only memory least-significant bit...
  • Page 90 Software designed to perform specific functions, like solving business or mathematical problems. AC Adapter A device that connects an NEC Versa portable computer and an AC wall outlet to provide AC power for running the system or recharging the battery. base RAM Area of system memory between 0 and 640 kilobytes available to the user for operating system and application programs.
  • Page 91 CMOS Complementary Metal Oxide Semiconductor. A chip that contains non-volatile memory in the Versa. CMOS is backed up by an internal lithium battery that preserves clock/calendar data and system configuration parameters stored in CMOS. cold boot Process of starting up the computer by turning on the power. If power is already on, the process means to turn off the computer and turn it on again.
  • Page 92 hard disk A rigid magnetic storage device that provides fast access to stored data. hardware The electrical and mechanical parts from which a computer is made. Hertz (Hz) A unit of frequency equal to one cycle per second. hot key Combination of two or three keys (such as ) that you press Ctrl-Alt-D...
  • Page 93 megabyte (MB) 1,048,576 bytes. memory Electronic storage area in a computer that retains information and programs. A computer has two types of memory — read-only memory (ROM) and random access memory (RAM). menu A video display of programs or options. microprocessor A semiconductor central processing unit that is the principal component of a microcomputer.
  • Page 94 parallel interface Interface that communicates eight bits at a time. parallel printer A printer with a parallel interface. parameter A characteristic of a device or system. password A string of characters that the user must enter before the system allows access or system privileges.
  • Page 95 reset The process of returning a device to zero or to an initial or arbitrarily selected condition. resolution The degree of screen image clarity. Video display resolution is determined by the number of pixels on the screen. Resolution is usually specified in pixels by scan lines, for example, 640 by 480.
  • Page 96 volatile memory Storage media that loses its data when system power is turned off. Standard memory and memory that you add to the Versa are volatile memory. See non- volatile memory. warm boot Process of resetting the computer without turning off the power through keyboard input (pressing Ctrl , and...

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