Compaq EN Series Hardware Reference Manual
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Compaq EN Series Hardware Reference Manual

Compaq EN Series Hardware Reference Manual

Convertible minitower models
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Hardware Reference Guide
Compaq Deskpro EN Series of Personal Computers
Convertible Minitower Models

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  • Page 1 Hardware Reference Guide Compaq Deskpro EN Series of Personal Computers Convertible Minitower Models...
  • Page 2 Hardware Reference Guide Compaq Deskpro EN Series of Personal Computers Convertible Minitower Models...
  • Page 3 © 2000 Compaq Computer Corporation. Except for use in connection with the accompanying Compaq product, no part of this guide may be photocopied or reproduced in any form without prior written consent from Compaq Computer Corporation. COMPAQ, the Compaq logo, and Deskpro Registered in U.S. Patent and Trademark Office.

  • Page 4: Table Of Contents

    ONTENTS chapter 1 Installation Guidelines Installation Sequence......................1-1 When to Reconfigure the Computer ...................1-3 chapter 2 Hardware Upgrades Serviceability Features .......................2-1 Removing the Computer Access Panel................2-1 Removing the Front Bezel ....................2-3 Removing Bezel Blanks....................2-4 Changing from a Minitower to a Desktop Configuration ..........2-5 Changing from a Desktop to a Minitower Configuration ..........2-8 Internal Components (Intel 815E Chipset)................
  • Page 5 appendix d Security Lock Provisions ......................D-1 Installing a Cable Lock...................... D-1 appendix e Electrostatic Discharge........................ E-1 Preventing Electrostatic Damage ..................E-1 Grounding Methods......................E-2 appendix f Routine Computer Care and Shipping Preparation ..............F-1 Routine Computer Care......................F-1 CD-ROM Drive Precautions....................F-2 Operation........................F-2 Cleaning ........................F-2 Safety ...........................F-2...

  • Page 6: Installation Guidelines

    chapter NSTALLATION UIDELINES This guide explains how to remove the computer cover or access panel and install the following optional equipment upgrades: Additional system memory Expansion card Optional drive Security lock Replacement battery This chapter includes information about the general installation sequence for Deskpro personal computers, and about when to reconfigure the computer to ensure that it recognizes the newly installed equipment.
  • Page 7 2. If the computer is already on, turn it off and disconnect the power cord from the wall outlet. WARNING: To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet, and allow the internal system components to cool before touching.

  • Page 8: When To Reconfigure The Computer

    When to Reconfigure the Computer System configuration is the process of specifying the devices and programs that make up a computer system. When you add or remove optional equipment, the computer must be reconfigured to recognize these changes. Windows 95 and later operating systems automatically recognize all Plug and Play devices installed.

  • Page 9: Hardware Upgrades

    chapter ARDWARE PGRADES Serviceability Features Your computer includes features that make it easier to upgrade and service. Removing the Computer Access Panel Before removing the access panel, lay the computer down on its large base for greater stability. 1. Shut down the operating system properly, then turn off the computer and any external devices.
  • Page 10 4. Slide the access panel back about 1 inch (2.5 cm), then lift it up and off the unit. Removing the Computer Access Panel To replace the access panel, reverse steps 1–4. 2-2 Hardware Upgrades...

  • Page 11: Removing The Front Bezel

    Removing the Front Bezel 1. Shut down the operating system properly, then turn off the computer and any external devices. Disconnect the power cord from the power outlet and disconnect any external devices. 2. Remove the computer access panel. 3. Push up on the two release tabs 1 , then rotate the front bezel away from the chassis to release it 2.

  • Page 12: Removing Bezel Blanks

    Removing Bezel Blanks 1. Shut down the operating system properly, then turn off the computer and any external devices. Disconnect the power cord from the power outlet and disconnect any external devices. 2. Remove the computer access panel. 3. Remove the front bezel. 4.

  • Page 13: Changing From A Minitower To A Desktop Configuration

    Changing from a Minitower to a Desktop Configuration 1. Shut down the operating system properly, then turn off the computer and any external devices. Disconnect the power cord from the power outlet and disconnect any external devices. 2. Remove the computer access panel. 3.
  • Page 14 7. Before you install each drive into the chassis, turn it so that it is perpendicular to the internal 3.5-inch drive. The bottom of the drive should be parallel to the green drivelock. The diskette drive should always be placed in the bay nearest the top of the chassis in the desktop configuration for proper drive clearance and access.
  • Page 15 10. Remove the subpanel as described in the section “Removing Bezel Blanks” and reposition it with the bezel blanks in the proper orientation for the desktop configuration 1. CAUTION: Hold the subpanel straight when you pull it away from the front bezel.

  • Page 16: Changing From A Desktop To A Minitower Configuration

    Changing from a Desktop to a Minitower Configuration 1. Shut down the operating system properly, then turn off the computer and any external devices. Disconnect the power cord from the power outlet and disconnect any external devices. 2. Remove the computer access panel. 3.
  • Page 17 6. While pressing the drivelock, pull the drives out of the drive bay. 7. Before you install each drive into the chassis, turn it so that it is in the same orientation as the internal 3.5-inch drive. The bottom of the drive should be parallel to the yellow drivelock 1. The diskette drive should always be placed in the bay nearest the internal 3.5-inch drives in the minitower configuration for proper clearance within the chassis.
  • Page 18 10. Remove the subpanel 1 as described in the section “Removing Bezel Blanks” and reposition it with the bezel blanks in the proper orientation for the minitower configuration 2. CAUTION: Hold the subpanel straight when you pull it away from the front bezel.

  • Page 19: Internal Components (Intel 815E Chipset)

    Internal Components (Intel 815E Chipset) Intel 815E Chipset–Based Internal Components PCI expansion slots Processor Power supply Memory module sockets Drivelocks External drive bays (diskette drive is always in bay 3) Internal hard drive bays (bays 4 and 5) Extra drive mounting screws The number and position of expansion slots may vary by model, as shown.

  • Page 20: Installing Additional Memory

    Installing Additional Memory Depending on the model, the computer comes with: Synchronous dynamic random access memory (SDRAM) dual inline memory modules (DIMMs) Direct Rambus dynamic random access memory (RDRAM) Rambus inline memory modules (RIMMs) DIMMs The memory sockets on the Intel 815E chipset–based system board can be populated with industry-standard DIMMs.

  • Page 21: Installing Dimms

    Installing DIMMs CAUTION: Your memory module sockets have gold metal contacts. When upgrading your memory, it is important to use memory modules with gold metal contacts to prevent corrosion and/or oxidation resulting from having incompatible metals in contact with each other. CAUTION: Static electricity can damage the electronic components of the computer or optional cards.
  • Page 22 4. Open both latches of the memory module socket 1, and insert the memory module into the socket 2. Begin by installing a module into the socket nearest the preinstalled module, and install the modules following the numerical order of the sockets. A memory module can be installed in only one way.

  • Page 23: Installing Or Removing An Expansion Card

    Installing or Removing an Expansion Card Your computer contains expansion slots, as shown in the “Internal Components” section of this chapter. Removing an Expansion Slot Cover 1. Shut down the operating system properly, then turn off the computer and any external devices, then disconnect the power cord from the power outlet.

  • Page 24: Removing Or Installing An Expansion Card

    Removing or Installing an Expansion Card 1. Shut down the operating system properly, then turn off the computer and any external devices, then disconnect the power cord from the power outlet. 2. Remove the computer access panel. 3. If installing an expansion card, skip to step 8. 4.
  • Page 25 11. Slide the expansion card into the expansion slot and press it firmly into place. Removing or Installing an Expansion Card When you install an expansion card, make sure you press firmly on the card so that the whole connector seats properly in the expansion card slot.

  • Page 26: Drive Positions

    Two internal 3.5-inch, one-third height bays for hard drives (labeled as drive bays 4 and 5) To verify the type and size of the storage devices installed in your computer, run Compaq Computer Setup. Refer to the Computer Setup Guide for more information.

  • Page 27: Installing Additional Drives

    You must install guide screws to ensure the drive will line up correctly in the drive cage. Compaq has provided extra guide screws, installed in the front of the computer chassis, behind the front bezel. Some options use metric hardware. The Compaq- supplied metric screws are black.

  • Page 28: Installing A Cd-Rom, Dvd-Rom, Or Other Removable Storage Device

    Some options use metric hardware. Extra guide screws are provided on the front of the chassis, under the front bezel. The Compaq-supplied metric screws are black. 3. Install the drive in the desired drive bay by sliding it into the front of the drive cage 2;...
  • Page 29 4. Connect the drive power 1 and signal 2 cables and, if it is a CD-ROM or DVD-ROM drive and if analog audio is preferred to digital audio, connect the audio cable 3 . The other end of the audio cable 3 should be connected to the embedded audio connector on the system board.

  • Page 30: Installing A 3.5-Inch Drive Into A 5.25-Inch Drive Bay

    Installing a 3.5-Inch Drive into a 5.25-Inch Drive Bay 1. Shut down the operating system properly, then turn off the computer and any external drives, disconnect the power cord from the power outlet, and remove the computer access panel. 2. Remove the front bezel. 3.
  • Page 31 6. Install two guide screws on each side of the adapter 1. 7. Install the adapter in the desired drive bay 2 by sliding it into the front of the drive cage; the drivelock automatically secures the adapter when it snaps into place. The primary 3.5-inch diskette drive should only be installed into bay 3.

  • Page 32: Installing A Hard Drive Into A 3.5-Inch Drive Bay

    “Installation Guidelines,” for more information. Installing a Hard Drive into a 3.5-inch Drive Bay Compaq does not support mixing IDE and SCSI hard drives in the same system. If you are replacing a hard drive in bay 4 or bay 5, it should be of the same type.
  • Page 33 3. Refer to the following illustrations to install a hard drive into a 3.5-inch bay. Installing a hard drive into the hard drive bay Connecting the signal cable and power cable Hardware Reference Guide 2-25...

  • Page 34: Removing A Drive From The Drive Bay

    4. Connect the opposite end of the cables to the appropriate system board connector. 5. Replace the computer access panel. 6. Reconfigure the computer, if necessary. Refer to Chapter 1, “Installation Guidelines,” for more information. Removing a Drive from the Drive Bay 1.
  • Page 35 5. While pressing the drivelock, pull the drive out of the drive bay. Removing a Drive from the 5.25-Inch Drive Bay 6. Remove the drive from the drive bay and store in anti-static packaging. Hardware Reference Guide 2-27...

  • Page 36: Specifications

    A PECIFICATIONS Compaq Deskpro EN, Convertible Minitower, Intel 815E Chipset Desktop Dimensions Height 6.60 in 16.76 cm Width 17.65 in 44.83 cm Depth 17.11 in 43.46 cm Minitower Dimensions Height 17.65 in 44.83 cm Width 6.60 in 16.76 cm Depth 17.11 in...

  • Page 37: Hard Drive Installation Guidelines

    UIDELINES Using the Cable-Select Feature with Ultra ATA Devices Optional drives are available from Compaq in kits that include a special drive cable. The configuration of the drives employs a cable- select feature that identifies the drives as device 0 (primary drive) or device 1 (secondary drive).

  • Page 38: Installing Scsi Devices

    Installing SCSI Devices Select models feature a Wide Ultra160 SCSI host adapter that supports up to fifteen wide internal and external SCSI devices. Select models come with an internal SCSI hard drive preinstalled. Additional high-performance SCSI devices can be added to these select models. Guidelines for Installing Optional SCSI Devices When installing additional SCSI devices, you must adhere to the following guidelines:...
  • Page 39 Every SCSI chain or circuit must be terminated (closed) at both ends. Termination can be accomplished by using the terminating feature on the device or by using a terminated cable. Some devices may not have terminating jumpers on the device. Termination on these devices must be achieved with terminated cable.

  • Page 40: Cabling For Optional Scsi Devices

    For additional information about installing optional SCSI devices, refer to the documentation that comes with the device or contact your Compaq authorized dealer, reseller, or service provider. B-4 Hard Drive Installation Guidelines...

  • Page 41: Using Scsiselect With Scsi Devices

    In Post Messages Enabled mode: Press Ctrl+A when the Press <Ctrl><A> for SCSISelect Utility message appears during POST. In Post Messages Disabled mode: When the Compaq logo screen appears, press any key to exit the logo screen. Immediately after exiting the logo screen, press Ctrl+A to access the SCSISelect utility.

  • Page 42: Appendix C Battery Replacement

    Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water. Replace only with the Compaq spare designated for this product. Batteries, battery packs, and accumulators should not be disposed of together with the general household waste. In order...
  • Page 43 3. Locate the battery and battery holder on the system board, as shown in the following illustration. Battery and Battery Holder 4. Lift the battery out of its holder. Removing the Coin Cell Battery 5. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position.
  • Page 44 7. Plug in the computer and turn on power to the computer. 8. Reset the date and time, your passwords, and any special system setups, using Compaq Computer Setup. Refer to the Computer Setup guide. If you normally lock the Smart Cover Lock, use Computer Setup to relock the lock and enable the Smart Cover Sensor.

  • Page 45: Security Lock Provisions

    The cable lock can be purchased from Kensington Microware Limited or Compaq authorized dealers, resellers, and service providers. Ask for the Kensington MicroSaver Security System, Model 64068.
  • Page 46 Compaq Deskpro EN, Convertible Minitower Compaq Deskpro EN, Small Form Factor D-2 Security Lock Provisions...

  • Page 47: Electrostatic Discharge

    appendix E LECTROSTATIC ISCHARGE A discharge of static electricity from a finger or other conductor may damage system boards or other static-sensitive devices. This type of damage may reduce the life expectancy of the device. Preventing Electrostatic Damage To prevent electrostatic damage, observe the following precautions: Avoid hand contact by transporting and storing products in static- safe containers.

  • Page 48: Grounding Methods

    Use a portable field service kit with a folding static-dissipating work mat. If you do not have any of the suggested equipment for proper grounding, contact your Compaq authorized dealer, reseller, or service provider. For more information on static electricity, contact your Compaq authorized dealer, reseller, or service provider.

  • Page 49: Routine Computer Care And Shipping Preparation

    appendix F OUTINE OMPUTER ARE AND HIPPING REPARATION Routine Computer Care Follow these suggestions to take care of your computer and monitor: Operate the computer on a sturdy, level surface. Leave a 3-inch (7.6-cm) clearance at the back of the system unit and above the monitor to permit the required airflow.

  • Page 50: Cd-Rom Drive Precautions

    Avoid using any type of solvent, such as alcohol or benzene, which may damage the finish. Safety If any object or liquid falls into the drive, immediately unplug the computer and have it checked by an authorized Compaq service provider. F-2 Routine Computer Care and Shipping Preparation...

  • Page 51: Shipping Preparation

    Shipping Preparation Follow these suggestions when preparing to ship your computer: 1. Back up the hard drive files onto PD discs, tape cartridges, or diskettes. Be sure that the backup media is not exposed to electrical or magnetic impulses while stored or in transit. The hard drive locks automatically when the system power is turned off.

  • Page 52: Index

    NDEX expansion slot cover, removing, 2-15 bezel blanks, removing, 2-4 bezel, removing front, 2-3 front bezel, removing, 2-3 CD-ROM drive installing, 2-20 hard drive, 2-18 computer access panel, removing, cover installation sequence, 1-1 removing, 2-1 internal components, 2-11 desktop configuration memory changing to minitower, 2-8 installing additional, 2-12...
  • Page 53 178147-002...

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