Page 2 - Proprietary Notice and Liability Disclaimer
First Printing — August 2000 Copyright 2000 NEC Computers Inc. 15 Business Park Way Sacramento, CA 95828 All Rights Reserved Proprietary Notice and Liability Disclaimer The information disclosed in this document, including all designs and related materials, is the valuableproperty of NEC Computers I...
Page 3 - Contents iii; Contents; System Overview
Contents iii Contents Preface ..................................................................................................................................ixAbbreviations........................................................................................................................xi 1 ...
Page 4 - iv Contents; Disassembly and Reassembly
iv Contents Boot Menu ................................................................................................................ 2-22Exit Menu ................................................................................................................. 2-22 Hard Drive Security ...............
Page 5 - Contents v; System Board
Contents v 3 1/2-Inch Internal Drives ................................................................................................ 3-26 Removing a 3 1/2-Inch Internal Drive ...................................................................... 3-26Installing a 3 1/2-Inch Internal Drive ............
Page 6 - vi Contents
vi Contents 7 Troubleshooting Checklist ............................................................................................................................ 7-2 System Problems......................................................................................................... 7-2Diskett...
Page 7 - Contents vii; List of Figures
Contents vii List of Figures PowerMate CT Minitower Front Features ......................................................................... 1-4PowerMate CT Desktop Front Features............................................................................. 1-4PowerMate CT Minitower Rear Features ......
Page 8 - viii Contents; List of Tables
viii Contents List of Tables PowerMate CT System Configuration ............................................................................... 1-3System Components......................................................................................................... 1-12Interrupt Level Assignments...
Page 9 - Preface ix; Preface; The manual is organized as follows.
Preface ix Preface This manual contains technical information for servicing and repairing the NEC PowerMate ® CT systems manufactured by NEC Computers Inc. Use this manual for NEC PowerMate CTcomputers assembled in Europe. Check the regulatory sticker at the rear of the system to find theassembly lo...
Page 10 - Abbreviations xi; Abbreviations
Abbreviations xi A ampere AC alternating current ACK acknowledge AGP accelerated graphics port AMR audio modem riser ASIC application-specific integrated circuit AT advanced technology (IBM PC) ATA AT attachment ATAPI AT attachment packet interface ATM asynchronous transfer mode BBS Bulletin Board S...
Page 11 - xii Abbreviations
xii Abbreviations IrDA Infrared Data Association IRR Interrupt Request register ISA Industry Standard Architecture ISP internet service provider IRQ interrupt request K kilo (1024) k kilo (1000) KB kilobyte Kbps Kilobits per second kg kilogram kHz kilohertz lb pound LAN local area network LED light-...
Page 12 - Abbreviations xiii
Abbreviations xiii UART universal asynchronousreceiver/transmitter UHF ultra high frequency UL Underwriter’s Laboratories UMA unified memory architecture UPS uninterruptible power supply URL uniform resource locator USB universal serial bus V volt Vac volts, alternating current VCR video cassette re...
Page 13 - System Overview; Configurations
1 System Overview ! Configurations ! Features ! Components
Page 14 - Configuration
1-2 Overview This section provides an overview of the NEC PowerMate ® CT system. Included are descriptions of the system’s ! hardware configuration ! front, back, and inside features ! security features ! major components ! software. The system can be configured as a minitower or as a desktop to sui...
Page 15 - PowerMate CT System Configuration; Component
Overview 1-3 PowerMate CT System Configuration Component Description System Board Gigabyte GA-6CX7 Pentium III Processor* 667-MHz or higher, 133-MHz or higher FSB Pentium III L1 Cache 32 KB SRAM integrated on processor Pentium III L2 Cache 256 KB Pipeline Burst SRAM Processor Mount Socket 370 System...
Page 16 - Features; Front Features; PowerMate CT Minitower Front Features
1-4 Overview Features The system front, back, and inside features are described in the following paragraphs. Alsoincluded are descriptions of system security features. Front Features The PowerMate CT system can be used as a minitower or as a desktop. The following figuresshow the features on the fro...
Page 17 - Rear Features
Overview 1-5 The system has the following devices, controls, and lamps at the front of the system (see theabove figures for device, control, and lamp locations). ! Power/sleep button — press this button to turn on system power. To turn off power, closeall applications, shut down Windows ® ; Windows ...
Page 19 - Keyboard port — attach a PS/2
Overview 1-7 PowerMate CT Desktop Rear Features A – Power Supply F – System Board Connectors B – Keyboard/Mouse Anti-theft Bracket G – Monitor Power Socket C – AGP Video Board H – Voltage Switch D – Locking Tab I – AC Power Connector E – Expansion Slots Desktop Rear Connector Locations A – Mouse Con...
Page 20 - connector on the installed video board.; Inside Features; Inside the System
1-8 Overview ! VGA monitor connector — attach a video graphics array (VGA)-compatible monitor (NECMultiSync ® monitor or other VGA-compatible monitor) with a 15-pin connector to the AGP connector on the installed video board. ! Monitor power socket — if a plug adapter is available, connect the power...
Page 21 - Power Management Features
Overview 1-9 The inside of the system has the following features: ! system board — contains the Pentium processor Socket 370 connector, two RIMM memorysockets, two IDE connectors, five PCI board connectors, an AGP board connector, an AMRboard connector, diskette drive connector, system configuration...
Page 24 - Components; System Components; System Board
1-12 Overview Components The major system components are listed in the following table, along with the page numberwhere each component is briefly described. System Components Component Go to Page System Board 1-12 System Memory 1-13 Diskette Drive 1-13 Hard Drive* 1-13 AGP Video Board* 1-13 Power Su...
Page 26 - Some systems come with a 250-MB capacity internal ATAPI Zip; Speakers
1-14 Overview Mouse The system ships with a PS/2-compatible mouse as standard equipment. The mouse has aself-cleaning mechanism that prevents a buildup of dust or lint around the mouse ball andtracking mechanism. The six-pin mouse cable connector plugs into the back of the system. Mouse specificatio...
Page 28 - System Configuration
2 System Configuration ! Interrupt Requests ! Jumper Settings ! BIOS Setup Utility ! Hard Drive Security ! FLASH Utility ! Online Documentation ! Product Recovery Program ! PowerMate Driver CD ! Intel Processor Serial Number Control Utility
Page 29 - -2 System Configuration; Interrupt Requests; Start; System Interrupts; Interrupt Level Assignments
2-2 System Configuration This section provides information for configuring the system. The section includes: ! system interrupt request (IRQ) assignments ! system jumper settings ! procedures for using the Phoenix ® Technologies Ltd. BIOS Setup Utility to configure the system ! description and proce...
Page 30 - System Configuration 2-3; The parallel port I/O interrupts are given in the following table.; Parallel Port Interrupts; Port
System Configuration 2-3 Interrupt Level Assignments InterruptPriority Interrupt Device* IRQ08 System CMOS/real time clock IRQ09 Shared Resource: ACPI IRQ Holder for PCI IRQSteering/YAMAHA AC-XG Audio Device/Intel82801AA SMBus Controller/SCI IRQ used byACPI bus IRQ10 Shared Resource: ACPI IRQ Holder...
Page 31 - -4 System Configuration; Serial Port Interrupts; Jumper Settings; system board; System Board Jumper Settings
2-4 System Configuration Serial Port Interrupts The interrupts for serial port 1 and serial port 2 are given in the following table. If serial portsshare an interrupt, verify that hardware and software added to the system can share theseinterrupts without problems. Serial Port Interrupts Port Interr...
Page 32 - System Configuration 2-5; System Board Jumper Block Locations; System Board Jumper Block Settings; Function
System Configuration 2-5 System Board Jumper Block Locations A – CMOS Clear (JP4) F – BIOS Recovery (JP5) B – Audio Modem Riser Select (JP11) G – USB Selection (JP28) C – Rear USB Device Wakeup (JP3) H – USB Selection (JP27) D – PS/2 Keyboard Power On (JP16) I – Front USB Wake Up (JP21) E – Save to ...
Page 33 - -6 System Configuration
2-6 System Configuration System Board Jumper Block Settings Function Jumper Setting Description Rear USBDeviceWakeup JP3 2-3 1-2 Factory setting. Enables systemwakeup via input from the rear USBport. Disables system wakeup via input fromthe rear USB port. PS/2Keyboard atPower On JP16 2-3 1-2 Factory...
Page 34 - System Configuration 2-7; Maxtor EIDE Hard Drive Jumper Settings; Quantum EIDE Hard Drive Jumper Settings; CD-ROM Drive Jumper Settings
System Configuration 2-7 Maxtor EIDE Hard Drive Jumper Settings The factory settings for the jumpers on the Maxtor EIDE Ultra DMA/66 hard drive are shown inthe following table. The settings are for a single hard drive installed in the system as the masterdevice. Specifications for the hard drive are...
Page 35 - -8 System Configuration; BIOS Setup Utility; How to Start Setup; Note
2-8 System Configuration BIOS Setup Utility The Phoenix ® Technologies Ltd. BIOS Setup Utility lets you configure the main components of the system. The utility is resident in the system FLASH memory and does not require a disketteor an operating system present to run. Your system ships from the fac...
Page 36 - System Configuration 2-9; How to Use Setup; Exit — Exits the Setup Utility with various save or discard options.; Setup Key Functions; Key; Enter
System Configuration 2-9 How to Use Setup The Setup Utility has a Main Menu window and six top-level menus with submenus (see theabove figure). The menu bar at the top of the Main Menu window lists the following top-levelmenus. ! Main — Use the Main Menu for basic system configuration. For example, ...
Page 37 - Main Menu; Use the arrow keys to select one of the Main Menu options and press; Menu Item
2-10 System Configuration Press Esc to exit the current window. The following subsections describe the six top level menus and their submenus. Main Menu Choose the Main Menu by selecting Main in the legend bar on the Main Menu screen. OtherMain Menu options are available by selecting submenus. Use t...
Page 38 - System Configuration 2-11; Main Menu Items
System Configuration 2-11 Main Menu Items Menu Item Settings (default is bold) Primary IDE MasterPrimary IDE SlaveSecondary IDE MasterSecondary IDE Slave 10263 MBNoneCD-ROMNone Note: The following setting information applies to theprimary and secondary master and slave devices. Each device menu item...
Page 39 - -12 System Configuration
2-12 System Configuration Main Menu Items Menu Item Settings (default is bold) Multi-Sector Transfers Disabled, 2, 4, 8, 16 sectors Determines the number of sectors per block for multi-sectortransfers. When Type is Auto, value in Multi-Sector Transfers field isauto-detected and field is read only. L...
Page 40 - System Configuration 2-13; Advanced Menu
System Configuration 2-13 Main Menu Items Menu Item Settings (default is bold) Keyboard auto-repeat delay 1/4 sec, 1/2 sec, 3/4 sec, 1 sec Selects delay before key repeat. Legacy USB Support Disabled, Enabled Disables or enables legacy USB support. Boot-Time Diagnostics Screen Disabled, Enabled Sele...
Page 41 - -14 System Configuration
2-14 System Configuration Advanced Menu Menu Item Settings (default is bold) Plug and Play OS No, Yes Select Yes if you are booting a Plug and Play capableoperating system. Select No if you want the BIOS to configure non-bootdevices. Reset Configuration Data No, Yes Select Yes if you want to clear t...
Page 42 - System Configuration 2-15
System Configuration 2-15 Advanced Menu Menu Item Settings (default is bold) Cache C800-CBFFCache CC00-CFFFCache D000-D3FFCache D400-D7FFCache D800-DBFFCache DC00-DFFFCache E000-E3FF Disabled, Write Through, Write Protect, Write Back Setting at Disabled prohibits caching. Setting at Write Through pe...
Page 43 - -16 System Configuration
2-16 System Configuration Advanced Menu Menu Item Settings (default is bold) Interrupt IRQ5, IRQ7 Selects the IRQ for the LPT port. Mode Output Only, Bi-directional, ECP, EPP Selects parallel port mode. DMA Channel DMA 3, DMA 1 Sets the DMA channel for the parallel port. Floppy Disk Controller Disab...
Page 44 - System Configuration 2-17
System Configuration 2-17 Advanced Menu Menu Item Settings (default is bold) ECC Error Type SMI, SCI, None, NMI When a ECC error occurs, it generates an interrupt. Selectthe type of interrupt to report: NMI Non-Maskable SMI System Management SCI System Control SERR Signal Condition Multiple bit, Bot...
Page 45 - -18 System Configuration; Security Menu; Security Menu Items
2-18 System Configuration Advanced Menu Menu Item Settings (default is bold) Event Logging Enabled, Disabled Selecting Enabled permits logging of DMI events. ECC Event Logging Enabled, Disabled Select Enabled to allow logging of ECC events. Mark DMI Events As Read Press Enter. Select Yes or No to “M...
Page 46 - System Configuration 2-19
System Configuration 2-19 Security Menu Items Menu Item Settings (default is bold) Set Supervisor Password Press Enter to access. Use this field to set or change the supervisor password.Press Enter to bring up a dialog box where the passwordcan be entered and confirmed. Set User Password Press Enter...
Page 47 - -20 System Configuration; Power Menu; Use the arrow keys to select one of the Power Menu options and press
2-20 System Configuration Security Menu Items Menu Item Settings (default is bold) Assign HDD Password Press Enter to access the Assign HDD Password Mode. Controls access to the system’s hard drive by assigningmaster and user passwords. See “Hard Drive Security”later in this section for information ...
Page 48 - System Configuration 2-21; Power Menu Settings
System Configuration 2-21 Power Menu Settings Menu Item Settings (default is bold) Resume On Time Off, On Setting to On allows the user to set the Resume Timefield to a time when the system is to wake up. Resume Time 00:00:00 When Resume on Time is set to On, the user can specifythe time the system ...
Page 49 - -22 System Configuration; Boot Menu; Use the arrow keys to select one of the Boot Menu options and press; Boot Menu Settings; Exit Menu; Use the arrow keys to select one of the Exit Menu options and press; Exit Menu Items
2-22 System Configuration Boot Menu Choose the Boot Menu by selecting Boot in the legend bar on the Main Menu screen. OtherBoot Menu options are available by selecting submenus. Use the arrow keys to select one of the Boot Menu options and press Enter to select a submenu. Items with grayed-out text ...
Page 50 - System Configuration 2-23; Hard Drive Security; Establishing Hard Disk Drive Passwords; Changing Hard Disk Drive Passwords
System Configuration 2-23 Hard Drive Security The NEC PowerMate CT system allows establishing password protection for the internal harddrive. Hard disk drive (HDD) password protection restricts access to the drive only if the drive isremoved from the PowerMate CT system and installed in another syst...
Page 51 - Using Hard Disk Drive Password Protection; Moving the Hard Drive
2-24 System Configuration 3. Highlight Assign HDD Password and press Enter . ! If you enter the current master password, you are prompted to enter a new masterpassword. ! If you enter the current user password, you are prompted to enter the new userpassword. ! If you do not want to establish a new m...
Page 52 - System Configuration 2-25; FLASH Utility; Update Flash Memory Area from a file; Online Documentation
System Configuration 2-25 FLASH Utility The system BIOS resides on a flash read only memory (ROM) chip in your system. The FLASHROM can be updated using the following procedure. Before starting the BIOS update, NECCrecommends that you first contact NECC for assistance (see Section 8 for contact info...
Page 53 - Product Recovery Program; Starting the Recovery Program
2-26 System Configuration ! Solving ProblemsProvides a troubleshooting guide, with categories including — Problems After the System Has Been Running Correctly — Problems at Initial System Start-up — Problems Running New Application Software — Problems Operating Add-in Cards — Problems and Suggestion...
Page 54 - System Configuration 2-27; Using the Recovery Program; Advanced Options
System Configuration 2-27 Using the Recovery Program The Recovery Program main menu offers the following options: ! Standard System Restore – select this option to restore your system to its original factorysoftware and settings. ! Advanced Options – select this option to only install the Microsoft ...
Page 55 - Tools; Tools include the following options:; Using the Smart Restore Program; To load Smart Restore, click the Windows
2-28 System Configuration Advanced Options are as follows: ! Reinstall Windows OnlyThis process formats the hard drive and performs a new installation of the Windowsoperating system with the minimum settings. All data, including your personal files, arepermanently deleted. Before you begin this proc...
Page 56 - System Configuration 2-29; Software Restore or Removal; Hardware Settings; Select All; Restoration Process; OK; PowerMate Driver CD
System Configuration 2-29 Software Restore or Removal Select the Software tab on the main menu to restore or remove specific applications: ! Click on one or more programs to select them. Smart Restore indicates a selected programwith a green check mark in front of it. Deselect a selected program by ...
Page 57 - -30 System Configuration; System Requirements; What are the benefits of the processor serial number?
2-30 System Configuration The following information describes: ! system requirements ! installation procedures ! processor serial number features ! Frequently Asked Questions ! technical support. System Requirements The Intel Processor Serial Number Control Utility requires: ! a Pentium III processo...
Page 58 - System Configuration 2-31; What is the default state of the processor serial number?; Intel Technical Support; In the United States, call
System Configuration 2-31 What is the default state of the processor serial number? The default state of the processor serial number is on, until the Processor Serial Number ControlUtility is installed. Once the Processor Serial Number Control Utility is installed, it turns theprocessor serial numbe...
Page 59 - Disassembly and Reassembly
3 Disassembly and Reassembly ! System Covers ! Expansion Boards ! RIMM Memory Modules ! Processor ! 5 1/4-Inch Accessible Drives ! 3 1/2-Inch Accessible Drives ! 3 1/2-Inch Internal Drives ! CMOS Battery ! System Board ! Power Supply ! Front USB Port ! Front LED/Switch Bracket ! Chassis Intrusion Sw...
Page 60 - -2 Disassembly and Reassembly; PowerMate CT System Disassembly Sequence; Sequence
3-2 Disassembly and Reassembly This section contains step-by-step disassembly procedures for the PowerMate CT system. Adisassembly figure is provided with most procedures. For an illustrated parts breakdown andparts list, see Section 5, “Illustrated Parts Breakdown.” For complete disassembly of the ...
Page 61 - Disassembly and Reassembly 3-3; System Covers; system cover; Removing the Cover; Turn off and unplug the system unit.; Locating the Cover Screws; A – Cover
Disassembly and Reassembly 3-3 On completion of any reassembly, perform a power-on test. If a fault occurs, verify that thereassembly was performed correctly. System Covers The following sections describe how to remove and replace the following system unit covers: ! system cover ! front panel. Remov...
Page 62 - -4 Disassembly and Reassembly; Replace the cover as follows.; Replacing the Cover; A – Side Slots and Tabs
3-4 Disassembly and Reassembly Removing the Cover Replacing the Cover Replace the cover as follows. Ensure that all cables inside the chassis are positioned to prevent crimping, abrasion, or cutting while installing the cover. Check that the ribbon cables are foldedalong their fold lines and out of ...
Page 63 - Disassembly and Reassembly 3-5; Removing the Front Panel; A – Chassis Slots
Disassembly and Reassembly 3-5 4. Firmly press the cover against the chassis and slide the cover towards the front of thechassis until it locks in place. Note If the cover does not slide all the way to the front of the chassis, check that the cover tabs at the front of the cover are properly inserte...
Page 64 - -6 Disassembly and Reassembly; Replacing the Front Panel; C – Front Panel; Expansion Boards
3-6 Disassembly and Reassembly Replacing the Front Panel Replace the front panel as follows. 1. Align the three tabs ( B ) on the inside edge of the front panel with their corresponding slots ( A ) on the lower edge of the chassis (see the following figure). 2. Insert the tabs into their slots and p...
Page 65 - Disassembly and Reassembly 3-7; Locating Expansion Board Slots and Connectors; Removing the Retainer Bar; Remove the retainer bar as follows.; Removing the Expansion Board Retainer Bar
Disassembly and Reassembly 3-7 Locating Expansion Board Slots and Connectors A – PCI Expansion Board Connectors C – AGP Board Connector B – PCI Expansion Board Slots D – AMR Board Connector Removing the Retainer Bar Expansion boards and slot covers are held in place by a retainer bar. Remove the ret...
Page 66 - -8 Disassembly and Reassembly; Remove an expansion board as follows.; Removing an Expansion Board; A – Expansion Board
3-8 Disassembly and Reassembly Removing an Expansion Board Remove an expansion board as follows. 1. Remove the cover (see “Removing the Cover” earlier in this section). 2. Label and unplug any cables connected to the board. 3. Remove the retainer bar (see “Removing the Retainer Bar”). 4. Pull the bo...
Page 67 - Disassembly and Reassembly 3-9; Installing a Slot Cover; A – Slot Cover; Removing a Slot Cover
Disassembly and Reassembly 3-9 Installing a Slot Cover Install a slot cover as follows. 1. Slide the slot cover into the expansion board slot (see the following figure). Make sure the narrowed end of the slot cover goes into the metal strap. Its top edge shouldfit around the raised hole in the edge ...
Page 68 - -10 Disassembly and Reassembly; Install an expansion board as follows.; Installing an Expansion Board
3-10 Disassembly and Reassembly Installing an Expansion Board Install an expansion board as follows. 1. Remove the cover (see “Removing the Cover” earlier in this section). 2. Follow any preinstallation instructions that come with the expansion board (such as settingjumpers on the board). 3. Remove ...
Page 69 - Disassembly and Reassembly 3-11; Replacing the Retainer Bar; A – Retainer Bar End
Disassembly and Reassembly 3-11 Replacing the Retainer Bar Install the retainer bar as follows. 1. Hold the retainer bar at an angle and insert the ends ( A ) into the slots ( B ) in the chassis (see the following figure). 2. Push the bar into the slots and under the edge of the chassis. 3. Press do...
Page 70 - -12 Disassembly and Reassembly; RIMM Memory Modules; Removing a RIMM or Continuity Module; Remove a RIMM module or a continuity module as follows.; Remove the cover (see “Removing the Cover” earlier in this section).; Locating the RIMM and Processor Sockets; A – Processor Socket
3-12 Disassembly and Reassembly RIMM Memory Modules See the following sections for procedures on removing or installing a RIMM memory module ora continuity module. See Section 4, “System Boards,” for RIMM module upgrade paths andguidelines for selecting RIMM modules. Removing a RIMM or Continuity Mo...
Page 71 - Disassembly and Reassembly 3-13; Removing a Continuity Module; B – Continuity Module; Removing a RIMM Module; B – RIMM Module
Disassembly and Reassembly 3-13 Ensure that both RIMM sockets are filled with two RIMM modules or one RIMM module and one continuity module. If both sockets are not filled, system memory won’twork well or at all. Removing a Continuity Module A – Plastic Clip (2) B – Continuity Module Removing a RIMM...
Page 72 - -14 Disassembly and Reassembly; Installing a RIMM or Continuity Module; Install a RIMM module or a continuity module as follows.; Replace the cover (see “Replacing the Cover” earlier in this section).
3-14 Disassembly and Reassembly Installing a RIMM or Continuity Module Install a RIMM module or a continuity module as follows. 1. Remove the cover (see “Removing the Cover” earlier in this section). 2. If you need to remove a currently installed RIMM or continuity module, see “Removing aRIMM or Con...
Page 73 - Disassembly and Reassembly 3-15; Installing a RIMM Module; A – RIMM Module; Installing a Continuity Module; A – Continuity Module
Disassembly and Reassembly 3-15 Installing a RIMM Module A – RIMM Module C – Plastic Clip (2) B – Notches Installing a Continuity Module A – Continuity Module C – Plastic Clip (2) B – Notches
Page 74 - -16 Disassembly and Reassembly; Processor; Removing the Processor; Remove the fan, heat sink, and retention clip from the processor.
3-16 Disassembly and Reassembly Processor The system board has a Socket 370 for mounting a Celeron or Pentium III processor. Incorrect installation of the processor and heat sink can damage the processor, system board, or both. Carefully follow the installation instructions provided with theupgrade ...
Page 75 - Disassembly and Reassembly 3-17; Removing the Fan, Heat Sink, and Processor; A – Heat Sink; Installing an Upgrade Processor; Install the upgrade processor as follows.
Disassembly and Reassembly 3-17 Removing the Fan, Heat Sink, and Processor A – Heat Sink D – Processor B – Retention Clip E – Retention Clip Flange C – Locking Lever Installing an Upgrade Processor Install the upgrade processor as follows. 1. Remove the processor currently in the system (see “Removi...
Page 76 - -18 Disassembly and Reassembly
3-18 Disassembly and Reassembly 5. Install a replacement heat sink and fan as follows and in accordance with the procedurescontained in the heat sink kit. ! If the kit includes a thermal pad, center it on top of the processor. ! Align the heat sink and fan assembly with the processor and set it down...
Page 77 - Disassembly and Reassembly 3-19; Removing or Replacing a Bay Cover; Remove a bay cover as follows.
Disassembly and Reassembly 3-19 Removing or Replacing a Bay Cover If the system has an empty 5 1/4-inch device bay, it is covered with a special bay cover. Thiscover physically protects the inside of the chassis, and its metal shielding also offers EMFprotection. See the following sections for infor...
Page 78 - -20 Disassembly and Reassembly; Replace a bay cover on a bay as follows.; Place each cover tab in its slot.; Replacing a Bay Cover; A – Slot on Rail; Storing and Retrieving Unused Rails; To store a rail in an empty bay:
3-20 Disassembly and Reassembly Replacing a Bay Cover Replace a bay cover on a bay as follows. Note Place unused rails back in the empty bay before attempting to replace a bay cover. The bay cover cannot be secured over the bay if the rails are absent. 1. If necessary, put the rails back in the bay....
Page 79 - Disassembly and Reassembly 3-21; Storing an Unused Rail; A – Front of Chassis; Removing or Installing Device Rails; Locating the Screws for 5 1/4-Inch Device Rails; A – Screw or Locking Pin
Disassembly and Reassembly 3-21 Storing an Unused Rail A – Front of Chassis C – Tab at End of Rail B – Device Rail 2. Press the rail against the wall of the bay with your thumb and press the tab toward the centerof the bay with your forefinger. 3. Still pressing the tab, slide the rail into the bay ...
Page 80 - -22 Disassembly and Reassembly; Tag and unplug the power and signal cables connected to the device.
3-22 Disassembly and Reassembly Removing a 5 1/4-Inch Accessible Device 1. Remove the system unit cover and front panel (see “Removing the Cover” and “Removingthe Front Panel”). Before removing the cover, turn off system power and unplug the system power cable. Power is removed only when the power c...
Page 81 - Disassembly and Reassembly 3-23; Installing a 5 1/4-Inch Accessible Device; Inserting a 5 1/4-Inch Device for Use in a Minitower; Reconnect the power and signal cables to the device.
Disassembly and Reassembly 3-23 Installing a 5 1/4-Inch Accessible Device Note Install rails on the new device before attempting to insert the new device in the system. Use the rails from the old device or the empty bay. 1. Remove the system unit cover and front panel (see “Removing the Cover” and “...
Page 82 - -24 Disassembly and Reassembly; Pull the bracket out the front of the chassis.; Removing the 3 1/2-Inch Accessible Device Bracket
3-24 Disassembly and Reassembly 3 1/2-Inch Accessible Devices The 3 1/2-inch accessible devices in the system are housed in a two-device bracket. The bracketinstalls in the lowest bay of the accessible device cage, much like a 5 1/4-inch accessible device.This applies equally to the desktop or minit...
Page 83 - Slide the device out the front of the bracket.; Installing a 3 1/2-Inch Accessible Device; If you are installing the device in an empty bay, uncover the bay:
Disassembly and Reassembly 3-25 The 3 1/2-Inch Accessible Device Bracket A – Side Tabs on Bracket Cover C – Best Approach for B – Drive Screws (two of four) Unlatching Side Tabs 7. Slide the device out the front of the bracket. 8. If you are installing another 3 1/2-inch accessible device, see “Inst...
Page 84 - -26 Disassembly and Reassembly; Locating the Internal Drive Bracket; A – Internal Drive Bracket
3-26 Disassembly and Reassembly 4. Secure the new device to the bracket with four screws, two to a side (see the figure “The3 1/2-inch accessible device bracket” in the previous section). 5. Press the bracket cover over the front shield so the two side tabs click into place (see thefigure “The 3 1/2...
Page 85 - Disassembly and Reassembly 3-27; Locating Internal Drive Bracket Screws; A – Screws; Sliding the Internal Drive Bracket out of the Chassis; A – Guide
Disassembly and Reassembly 3-27 Locating Internal Drive Bracket Screws A – Screws 5. Slide the bracket back about one quarter inch. The tabs on the bracket should slide out ofthe guides on the side of the accessible device cage (see the following figure). Sliding the Internal Drive Bracket out of th...
Page 86 - -28 Disassembly and Reassembly; Locating Internal Drive Screws on the Bracket
3-28 Disassembly and Reassembly Locating Internal Drive Screws on the Bracket A – Screws (2 of 4) C – Screws (all on one side) B – Screw Holes (2 of 4) 7. Slide the device out the front of the bracket. 8. If you are installing a new 3 1/2-inch internal drive, see “Installing a 3 1/2-Inch InternalDri...
Page 87 - Disassembly and Reassembly 3-29; Locating Guides for the Internal Drive Bracket
Disassembly and Reassembly 3-29 Locating Guides for the Internal Drive Bracket 5. Support the bracket within the chassis while you replace the screws at the front of thechassis. Securing the Internal Drive Bracket A – Screws 6. Reconnect the power and signal cables for all devices in the drive brack...
Page 88 - -30 Disassembly and Reassembly; CMOS Battery; If you need to replace the battery, follow these steps.; Locating the Battery on the System Board; A – Battery
3-30 Disassembly and Reassembly CMOS Battery The system board uses a CMOS battery to maintain system configuration information. Thebattery is a coin-cell battery mounted on the system board (see the following figure). If it fails tomaintain system configuration information, replace it with an identi...
Page 89 - Disassembly and Reassembly 3-31; Removing the Battery; Removing the System Board; Remove the cover (see “Removing the Cover” earlier in this chapter).; Tag and disconnect all cables connected to the system board.
Disassembly and Reassembly 3-31 Removing the Battery A – Battery B – Clip 6. With the positive (+) side of the new battery facing up, press the battery into the socket. 7. Replace the system cover (see “Replacing the Cover”). 8. Connect external peripherals and power cables, and power up the system....
Page 90 - -32 Disassembly and Reassembly; Locating System Board Screws; A – System Board Screws; Reinstalling the System Board; Place the system board in the chassis.
3-32 Disassembly and Reassembly Locating System Board Screws A – System Board Screws 5. Ensuring you do not touch any components, carefully lift the system board out of thechassis. 6. If you are discarding the board, first remove useable memory modules, the processor, orcables, as appropriate. 7. Se...
Page 91 - Disassembly and Reassembly 3-33; Power Supply; Locating the Power Supply Screws
Disassembly and Reassembly 3-33 Power Supply Remove the power supply as follows. Before removing the system cover, turn off the power and unplug the system power cable. Power is removed only when the power cable is unplugged. 1. Turn off the system and any connected peripherals. 2. Unplug the system...
Page 92 - -34 Disassembly and Reassembly; Front USB Port; Remove the front USB port using these steps.; Locating Front USB Port Screws; A – Screw; Front LED/Switch Bracket
3-34 Disassembly and Reassembly Front USB Port Remove the front USB port using these steps. 1. Remove the system unit cover and front panel (see “Removing the Cover” and “Removingthe Front Panel”). 2. Disconnect the front USB port cable from its header on the system board. 3. Remove the two screws t...
Page 93 - Disassembly and Reassembly 3-35; Releasing the Front LED/Switch Bracket; A – Front LED/Switch Bracket; Removing the Front LED/Switch Bracket
Disassembly and Reassembly 3-35 Releasing the Front LED/Switch Bracket A – Front LED/Switch Bracket 4. Open the LED/switch bracket toward the left. Once the right tabs are free, the hooked lefttabs can be freed. Removing the Front LED/Switch Bracket 5. Gently feed the LED/switch cable assembly throu...
Page 94 - -36 Disassembly and Reassembly; Chassis Intrusion Switch; Removing the Chassis Intrusion Switch; A – Tab
3-36 Disassembly and Reassembly Chassis Intrusion Switch If installed, remove the chassis intrusion switch from the rear edge of the chassis using thesesteps. 1. Remove the cover (see “Removing the Cover”). 2. Disconnect the chassis intrusion switch cable from its header on the system board. 3. Pres...
Page 95 - Disassembly and Reassembly 3-37; Minitower and Desktop Setup; Converting from Minitower to Desktop
Disassembly and Reassembly 3-37 Minitower and Desktop Setup The system ships as a minitower and can be reconfigured as a desktop or, if a desktop, it can bereconfigured back to a minitower. The accessible devices in the system can be positioned sothey are upright for the minitower orientation or for...
Page 96 - -38 Disassembly and Reassembly; Accessible Device Placement for a Desktop; Converting from Desktop to Minitower; Turn off and unplug the system.
3-38 Disassembly and Reassembly Accessible Device Placement for a Desktop A – 5 1/4-Inch Bays on Top B – 3 1/2-Inch Bracket in Lowest Bay 8. Remove the logo plate by unclipping its tabs from inside the front panel. Position the logoplate so it is readable when the chassis is in the horizontal positi...
Page 97 - Accessible Device Placement for a Minitower
Disassembly and Reassembly 3-39 6. Replace all devices, covers, and rails in the accessible device cage so they sit sideways inthe drive cage, with their top surfaces toward the right end of the chassis (see the followingfigure). Place them in the same order they were in before. See the following se...
Page 98 - -40 Disassembly and Reassembly; Chassis Shell; Replacing the Chassis Shell
3-40 Disassembly and Reassembly Chassis Shell Note The chassis shell (the U-shaped covering with rubber feet on two sides) should only be removed by authorized service personnel. No replaceable parts are accessed from this panel,and it should only be removed if it is being replaced due to damage. Th...
Page 100 - External Cable Connectors; Minitower External Cable Connector Locations
4-2 System Board This section describes the locations of connectors, jumpers, and sockets on the system board,including any external cable connectors, internal board connectors and slots, jumper locations,and upgrade sockets. Included in this section are procedures for setting jumpers on the system ...
Page 101 - Desktop External Cable Connector Locations; Internal Cable Connectors; System Board Internal Cable Connectors
System Board 4-3 Desktop External Cable Connector Locations A – Mouse Connector G – Line Out B – Parallel Port H – Serial Port 2 C – MIDI/Game Port I – Serial Port 1 D – VGA Connector (on video board) J – USB Port E – Microphone In K – Keyboard Port F – Line In Internal Cable Connectors Locations of...
Page 102 - Locating System Board Jumpers; System Board Jumper Locations; Changing a Jumper Setting; Change a jumper setting on the system board as follows.; Power off and unplug the system and any peripherals.
4-4 System Board Jumper Settings The following sections provide the names and locations of jumpers on the system board, andprovides instructions on changing a jumper setting. Locating System Board Jumpers The following figure shows the locations of the jumpers on the system board. System Board Jumpe...
Page 103 - Connect any peripherals and power cords and power on the system.; Upgrade Sockets; The system board has the following upgrade sockets:; System Board Upgrade Sockets
System Board 4-5 3. Locate the jumper on the system board (see the preceding figure, “System Board JumperLocations”). 4. Remove any subassemblies blocking access to the jumper (see Section 3, “Disassembly andReassembly,” for procedures). 5. Change the jumper setting by moving the jumper to or from t...
Page 104 - RIMM modules can be installed in one or two sockets; Sample RIMM Upgrade Paths
4-6 System Board Processor Socket The processor installs in a 370-pin Socket 370 on the system board. The processor is held inplace in the socket by a locking lever attached to the socket and a removable retention clip. Theretention clip anchors both the processor and the processor heat sink to the ...
Page 105 - Checking System Memory
System Board 4-7 Checking System Memory If you do not know how much memory is installed in the system, check the amount by using thefollowing procedure. 1. On the Windows desktop, point to My Computer , and click the right mouse button. 2. With the left mouse button, click Properties . Click the Gen...
Page 106 - System Board Components
4-8 System Board — serial devices through two buffered 16C550 UART serial ports, supporting up to115.2 KB per second — two USB devices — joystick through the MIDI/game port — speaker and microphone connectors (line in, line out, microphone in). The following table lists the major components on the s...
Page 107 - Processor and Secondary Cache; BIOS upgrade is performed quickly and easily
System Board 4-9 System Board Components Component Function Winbond Super I/O W83627HF-AW controller The controller supports the following: Industry-standard floppy controller Multimode parallel port Centronics compatible (standard mode) Enhanced capabilities port (ECP) Enhanced parallel port (EPP) ...
Page 109 - Parallel Port Addresses; Serial Interface; Serial Port 1 and Serial Port 2 I/O Addresses
System Board 4-11 Parallel Port Addresses Starting I/O Address Port 378 LPT1 278 LPT1 3BC LPT1 378 LPT2 278 LPT2 3BC LPT2 Parallel interface signals are output through the system board’s 25-pin, D-subconnector. Theconnector is located at the back of the system unit. Serial Interface The system has t...
Page 111 - Resources; Memory Map; The system memory map is shown in the following table.; System Memory Map; Memory Space
System Board 4-13 Resources The system memory map, I/O addresses, and DMA settings are given in the following sections.System interrupt settings, parallel interrupt settings, and serial interrupt settings are included inSection 2, “System Configuration.” Memory Map The system memory map is shown in ...
Page 113 - The system’s DMA settings are given in the following table.; DMA Settings; DMA Setting
System Board 4-15 DMA Settings The system’s DMA settings are given in the following table. DMA Settings DMA Setting Device 0 Available 1 Available 2 Standard Floppy Disk Controller 3 ECP Printer Port (LPT 1) 4 Direct memory access controller 5 Available 6 Available 7 Available
Page 114 - Illustrated Parts Breakdown; Ordering Parts
5 Illustrated Parts Breakdown ! Ordering Parts ! Field Replaceable Units ! Illustrated Parts Breakdown
Page 115 - Items; Field Replaceable Units; PowerMate CT System FRUs; Item
5-2 Illustrated Parts Breakdown This section contains the illustrated parts breakdown (IPB) and NECC part descriptions for thePowerMate CT system. The following tables list ! telephone numbers for ordering system parts and options ! field-replaceable parts for the system. The PowerMate CT system ill...
Page 116 - Illustrated Parts Breakdown 5-3
Illustrated Parts Breakdown 5-3 PowerMate CT System FRUs Item Description 14 I/O Shield 15* 8-MB AGP 4x nVanta Video Board32-MB AGP 4x nVanta Gforce Video Board32-MB AGP 4x nVanta TnT2 Pro Video Board 16* 3Com PCI 3C905C 10/100 TX-M Network BoardIntel PCI Pro 100+ 10/100 Network Board (with WOL)Acct...
Page 117 - -4 Illustrated Parts Breakdown; PowerMate CT System Illustrated Parts Breakdown
5-4 Illustrated Parts Breakdown Illustrated Parts Breakdown The following figure shows the illustrated parts breakdown (IPB) for the PowerMate CT system.Each FRU on the IPB is identified with a number that cross-references to the FRU list. PowerMate CT System Illustrated Parts Breakdown
Page 118 - Preventive Maintenance; System Cleaning
6 Preventive Maintenance ! System Cleaning ! Keyboard Cleaning ! Mouse Cleaning
Page 119 - -2 Preventive Maintenance; Use the following procedure for cleaning the system.; Keyboard Cleaning; Separate the two halves of the enclosure.
6-2 Preventive Maintenance This section contains general information for cleaning and checking the system, keyboard, andmonitor. The system unit, keyboard, and monitor require cleaning and checking at least once a year, andmore often if operating in a dusty environment. No other scheduled maintenanc...
Page 120 - Preventive Maintenance 6-3; Mouse Cleaning; A – Mouse Ball Cover
Preventive Maintenance 6-3 Mouse Cleaning The mouse has a self-cleaning mechanism that prevents a buildup of dust or lint around themouse ball and tracking mechanism under normal conditions. Periodically, however, the mouseball must be cleaned. Use the following procedure to clean the mouse. Note Th...
Page 121 - Troubleshooting; Checklist
Page 122 - -2 Troubleshooting; System Problems; No power and power lamp not lit.; Check that the power switch is on.; Non-System Disk error message displays when the system is started.
7-2 Troubleshooting This section provides information to help isolate and repair system malfunctions at the fieldlevel. The system has a built-in program that automatically checks its components when thesystem is powered on. If there is a problem, the system displays an error message. If thishappens...
Page 123 - Troubleshooting 7-3; Diskette Drive Problems; Check the following to see the possible cause and solution.; Monitor Problems; Check that the monitor is on.
Troubleshooting 7-3 ! System performance appears sluggish. Check that the system is set for optimal operation. See the operating system documentation. Check the memory requirements of the software applications. If required, install additionalRIMM memory (see Section 4, “System Board,” information on...
Page 124 - -4 Troubleshooting; Distorted image appears on the monitor screen.; Properties; Keyboard/Mouse Problems; Mouse or keyboard does not respond.; CD-ROM Drive Problems; The system does not see the CD-ROM drive.; My Computer
7-4 Troubleshooting ! Distorted image appears on the monitor screen. Adjust the monitor’s video controls. If this does not help, turn the monitor off for several seconds, then back on. ! There is constant movement on the screen. A magnetic field is affecting the monitor. Move any devices (fan, motor...
Page 125 - Troubleshooting 7-5; The CD does not eject due to a power failure or software error.; Check the volume control in the system tray along the taskbar.; Speaker Problems; No sound from the speakers.
Troubleshooting 7-5 ! The CD does not eject due to a power failure or software error. Insert the end of a paper clip into the CD-ROM emergency eject hole. Press inward on theclip to open the CD-ROM door. ! The CD-ROM drive plays music CDs but the sound is not heard. Check that the speaker power is o...
Page 126 - -6 Troubleshooting; Diagnostics; Problems and Solutions; Problem
7-6 Troubleshooting Diagnostics One beep indicates that the system has completed its POST test. If intermittent beeping occurs,power off the system and try again. If the beeping persists, see the following table. The tablesummarizes problems that may develop during system operation and lists (in seq...
Page 127 - Troubleshooting 7-7
Troubleshooting 7-7 Problems and Solutions Problem Symptom Solution Operating systemdoes not boot(cont’d) System halts during loadingsequence. 1. Power the system off. Check for properjumper settings (see Section 2), then power-on thesystem. 2. Check the condition of the selected bootloaddevice (dis...
Page 128 - -8 Troubleshooting
7-8 Troubleshooting Problems and Solutions Problem Symptom Solution Keyboard ormousemalfunction Monitor has prompt, butcannot input data usingkeyboard or mouse. 1. Check keyboard/mouse plugged in. 2. Clean mouse 3. Check password (see Section 2). 4. Disable password (see Section 2). 5. Replace keybo...
Page 129 - Troubleshooting 7-9
Troubleshooting 7-9 Problems and Solutions Problem Symptom Solution CD-ROM drivemalfunction(cont’d) No sound from CDs. 1. Check that speaker power is on and volume isadjusted. 2. Check audio software settings. 3. Check the CD. 4. Check the CD-ROM drive audio cableconnections. 5. Check the CD-ROM dri...
Page 130 - NECC Information Services; Service Telephone Numbers
8 NECC Information Services ! Service Telephone Numbers ! Technical Support
Page 131 - NECC Service and Support Telephone Numbers; Service; Technical Support; NECC Website; Look in the Service and Support area for the following:
8-2 NECC Information Services This section contains the following NECC service and support information: ! service and support telephone numbers ! technical support. Service Telephone Numbers The following table lists the telephone numbers for the NECC service and support functions. NECC Service and ...
Page 132 - NECC Information Services 8-3; NECC FTP Site; Desktop; Technical Support Center
NECC Information Services 8-3 NECC FTP Site You can use the Internet to access the NECC FTP (file transfer protocol) site to downloadvarious files (video drivers, printer drivers, BIOS updates, and Setup Disk files). The files areessentially the same as on the NECC website. To access the NECC FTP si...
Page 133 - Specifications
9 Specifications ! System Board ! Keyboard ! Mouse ! Speakers ! System Unit ! Hard Drives ! Diskette Drive ! CD-ROM Drives ! CD-RW Drive ! DVD-ROM Drives ! Zip Drive ! Modem Boards ! Network Boards ! ATX Power Supply ! Environmental and Safety ! Compliance
Page 134 - System Specifications; Specification; System Board Specifications; Feature
9-2 Specifications This section contains the specifications for the various components comprising thePowerMate CT systems. The following table lists the specifications and the pages where thespecifications can be found. System Specifications Specification Go to Page System board 9-2 Keyboard 9-3 Mou...
Page 135 - Keyboard Specifications; Mouse Specifications
Specifications 9-3 System Board Specifications Feature Specification Chip Set Intel 820 with 82820 Memory Controller Hub, 82801AA I/OController Hub, 82802AA Firmware Hub, Audio-Codec 97Controller, and System Manageability Bus I/O Controller Winbond W83627HF-AW Super I/O controller System Memory 64 M...
Page 136 - Speaker Specifications; System Unit Specifications
9-4 Specifications Speaker Specifications The specifications for the optional speaker set are included in the following table. Speaker Specifications Feature Specification Speakers NEC Features Magnetically shielded 10-watt stereo speakers15-volt AC power adapter Performance Frequency response, 90-2...
Page 137 - Hard Drive Specifications; Quantum Hard Drive Specifications
Specifications 9-5 Hard Drive Specifications Systems come with a 10-GB or higher Ultra DMA/66 hard drive capable of 5,400 or higherrotations per minute (RPM). The specifications for typical hard drives are provided in thefollowing tables. Quantum Hard Drive Specifications Feature Specification Hard ...
Page 138 - Maxtor 5,400 RPM Hard Drive Specifications
9-6 Specifications Maxtor 5,400 RPM Hard Drive Specifications Feature Specification Model 15.4 MB — 31536U220.5 MB — 32049U330.7 MB — 33073U34 Heads/Disks 15.4 MB20.5 MB30.7 MB 2/13/24/2 Seek Times (typical) Track to TrackAverageMaximum 1 ms< 9.5 ms< 20 ms Average Latency 5.55 ms Rotation Spee...
Page 139 - Maxtor 7,200 RPM Hard Drive Specifications
Specifications 9-7 Maxtor 7,200 RPM Hard Drive Specifications Feature Specification Model 20.5 MB — 52049U430.7 MB — 53073U6 Heads/Disks 4/2 Seek Times (typical) Track to TrackAverageMaximum 1 ms< 9.0 ms< 20 ms Average Latency 4.17 ms Rotation Speed 7,200 Data Transfer Rates to/from interfacet...
Page 140 - Diskette Drive Specifications; CD-ROM Drive Specifications; NEC CD-ROM Drive Specifications
9-8 Specifications Diskette Drive Specifications Specifications for a typical diskette drive are included in the following table. Diskette Drive Specifications Feature Specification* Recording Capacity High density mode: Unformatted: 2.00/1.00 MB Formatted: 1440 KB (512B 18 Sec) 720 KB (256B 18 Sec)...
Page 141 - CD-RW Drive Specifications; DVD-ROM Drive Specifications
Specifications 9-9 CD-RW Drive Specifications The specifications for the 8x4x32x CD-RW drive are included in the following table. CD-RW Drive Specifications Feature Specification* CD-RW Drive NEC Write/Read Speeds: WriteWrite/ReadRead 2x, 4x, 8x2x, 4x32x Data Transfer Rate Max, 4,800 KB/sec Access T...
Page 142 - -10 Specifications; Zip Drive Specifications; Zip Drive Specification
9-10 Specifications DVD-ROM Drive Specifications Feature Specification* Humidity 15% to 85% relative humidity(Operating)10% to 90% relative humidity (Non-operating) Weight 1 Kg (2.2 lb.) Dimensions 146 mm wide, 41.3 mm high, 190 mmdepth *Specifications may vary by model. Zip Drive Specifications The...
Page 143 - Specifications 9-11; Modem Board Specifications; Network Board Specifications; Com 3C905C Network Board Specifications
Specifications 9-11 Modem Board Specifications The specifications for a typical optional modem board are included in the following table. Modem Board Specifications Feature Specification* Modem Board 3Com V.90 Data (maximum speed) V90 ITU 56 Kbps ITU-T V.23ITU-T V.34+ ITU-T V.22bis ITU-T V.34 ITU-T ...
Page 144 - -12 Specifications; Intel PRO 100+ WOL Network Board Specifications; ATX Power Supply Specifications; Power Supply Specifications; Environmental and Safety Specifications
9-12 Specifications Intel PRO 100+ WOL Network Board Specifications Feature Specification Topology 10Base-T, 100Base-TX Bus PCI 2.2 Network Management ACPI SupportWake on LANIntel PRO/100 Boot Agent Data Rates 10/100 Mbps Onboard Memory 6 KB cache Data Transfer Mode Bus-master DMA Controller Intel 8...
Page 145 - Specifications 9-13; Compliance; System Compliance; Usage
Specifications 9-13 Compliance The system meets the compliance standards listed in the following table. System Compliance Usage Standard Domestic FCC CFR 47 Part 15, Subpart BUL 1950 3rd edition Canadian C-UL C22.2 No. 950-95ICES-003 Issue 2, Revision 1 European CD EMC Directive 89/336 EECEN55022:19...
Page 146 - Glossary 1; Glossary; Any set of instructions to be followed in order.
Glossary 1 Glossary A access time The time period between the supply of an access signal and the output or acceptance of thedata by the addressed system. Examples are the access times for DRAMs, SRAMs, harddrives, and CD-ROM drives. Hard drive access time is the time it takes for a computer toget da...
Page 147 - Glossary
2 Glossary APM Advanced Power Management. An API developed by Intel and Microsoft that allowsdevelopers to include power management in the BIOS. APM defines a layer between thehardware and the operating system that effectively shields the programmer from hardwaredetails. application programs Softwar...
Page 148 - Glossary 3
Glossary 3 B bad sector Part of a hard drive or diskette drive storage medium that doesn’t hold data. Formattinggenerally detects and marks these areas so they won’t be used. Certain utility programs do,too, and it is a good idea to run this type of utility occasionally to prevent data loss if theco...
Page 149 - Glossary
4 Glossary bitmap Any occurrence where a single location in memory and a single pixel correspond. Usuallyapplies to screen or printer output. .BMP files are bitmapped graphics files. bits per second (bps) A unit of transmission. Also called baud rate. block A contiguous section of bits considered as...
Page 150 - Glossary 5
Glossary 5 bus A parallel electrical pathway on the system board, connecting and shared by the parts of acomputer system (especially the CPU, its support circuitry, memory, and expansion cards),used for transmitting data or electrical power from one device to another. Typically the linesin a bus are...
Page 151 - Glossary
6 Glossary CMOS Complementary Metal Oxide Semiconductor. A chip on the system board that containsnonvolatile memory. CMOS is backed up by an internal lithium battery that preservesclock/calendar data and system configuration parameters stored in CMOS. codec Coder-decoder. Used primarily with Interne...
Page 152 - Glossary 7
Glossary 7 DVD Digital versatile disc or digital video disc. A type of CD-ROM that holds a minimum of 4.7GB, enough for a full-length movie. The DVD specification supports disks with capacitiesof from 4.7 GB to 17 GB and access rates of 600 Kbps to 1.3 Mbps. One of the features ofDVD drives is that ...
Page 153 - Glossary; An expansion board that serves as a controller for SCSI devices.
8 Glossary FTP File Transfer Protocol. A method of transferring files between two computers on a TCP/IPnetwork (such as the Internet). “Anonymous FTP” (the most common usage on the Internet)allows a user to download files without having an account at the remote computer. function key The set of keys...
Page 154 - Glossary 9
Glossary 9 interrupt A signal from part of a system, such as an I/O device, asking to use the CPU. Interrupts arehierarchical, which prevents interrupts from interrupting each other. (Whichever interrupthas higher priority makes the other interrupt wait.) When the CPU receives an interruptsignal, it...
Page 160 - Ctrl; keys simultaneously) or the reset button. The system returns to
Glossary 15 VRAM Video RAM. VRAM is special-purpose memory used by video adapters. Unlikeconventional RAM, VRAM can be accessed by two different devices simultaneously. Thisenables a video adapter to access the VRAM for screen updates at the same time that theCPU provides new data. VRAM yields bette...
Page 161 - Index
Index-1 3 3 1/2-inch accessible device locating, 1-4 3 1/2-inch internal device installing, 3-28removing, 3-26 3 1/2-inch internal device bracket installing, 3-28removing, 3-26 5 5 1/4-inch accessible device guidelines for replacing, 3-18installing, 3-23locating, 1-4removing, 3-22 A Accessible devic...
Page 165 - Regulatory Statements 1; Regulatory Statements; FCC Statement for United States Only; Changes or modifications to this unit not expressly approved by; Canadian Department of Communications Compliance Statement; There is a danger of explosion if the battery is incorrectly
Regulatory Statements 1 Regulatory Statements The following regulatory statements include the Federal Communications Commission(FCC) Radio Frequency Interference Statement, compliance statements for Canada andEurope, battery disposal and replacement information, and the Declaration of Conformity. FC...
Page 166 - Battery Disposal
2 Regulatory Statements Il y a danger d’explosion s’il y a replacement incorrect de la batterie. Remplacer uniquement avec une batterie du même type ou d’untype recommandé par le constructeur. Mettre au rébut les batteries usagées conformémentaux instructions du fabricant. Battery Disposal The CMOS ...