Hardware Reference Guide Compaq Evo Desktop Family: Small Form Factor Models - Intel Celeron Versions Document Part Number: 243848-002 January 2002 This book provides basic information for upgrading this series of computers.
© 2002 Compaq Computer Corporation Compaq, the Compaq logo, and Evo are trademarks of Compaq Information Technologies Group, L.P. Microsoft, MS-DOS, Windows, Windows NT are trademarks of Microsoft Corporation. Intel, Pentium, Intel Inside, and Celeron are trademarks of Intel Corporation. All other product names mentioned herein may be trademarks of their respective companies. Compaq shall not be liable for technical or editorial errors or omissions contained herein.
Contents 1 Product Features Standard Configuration Features ................................................................................... Front Panel Components................................................................................................ Rear Panel Components................................................................................................. Easy Access Keyboard...................................................................................................
Contents A Specifications B Hard Drive Installation Guidelines Using the Cable-Select Feature with Ultra ATA Devices ............................................. B–1 Guidelines for Installing Ultra ATA Devices.......................................................... B–2 SCSI Devices ................................................................................................................. B–3 Guidelines for Using SCSI Devices ........................................................................
1 Product Features Standard Configuration Features The Compaq Evo™ Small Form Factor Personal Computer comes with features that may vary depending on your model. For a complete listing of the hardware and software installed in your computer, run Compaq Diagnostics for Windows or the INSPECT utility (available on some models). Instructions for using these utilities are provided in the Troubleshooting Guide on the Reference Library CD.
Product Features Front Panel Components Front Panel Components 1 CD-ROM Drive Busy Indicator 6 Microphone Connector 2 CD-ROM Eject Button 7 Stereo Headphone Jack (system) 3 Power-On Light 8 Diskette Drive Activity Light 4 Dual-State Power Button 9 Diskette Eject Button 5 Hard Drive Activity Light 1-2 Hardware Reference Guide
Product Features Rear Panel Components Rear Panel Components 1 Power Cord Connector 8 Parallel Connector 2 Voltage Select Switch 9 Monitor Connector 3 Mouse Connector - Headphone/Line-out Connector 4 Keyboard Connector q Line-in Audio Connector 5 Universal Serial Bus (USB) Connector w Microphone Connector 6 Serial Connector (COM1) e Serial Connector (COM2) 7 Ethernet RJ-45 Connector Hardware Reference Guide 1-3
Product Features Easy Access Keyboard Compaq Easy Access Keyboard Components 1 Ctrl Key 2 Windows Logo Key* 3 Alt Key 4 Application Key* 5 Internet Keys 1-4 Used in combination with another key; its effect depends on the application software you are using. Used to open the Start menu in Microsoft Windows. Used in combination with other keys to perform other functions. Used in combination with another key; its effect depends on the application software you are using.
Product Features Compaq Easy Access Keyboard Components (Continued) 6 Editing Keys Includes the following: Insert, Home, Page Up, Delete, End, and Page Down. Holding down Ctrl and Alt while pressing Delete allows you to restart your computer. Num Lock light Indicates whether the Num Lock feature is on or off. Caps Lock light Indicates whether the Caps Lock feature is on or off. Scroll Lock light Indicates whether the Scroll Lock feature is on or off. *Keys available in select geographic regions.
Product Features Easy Access Paper Icon Insert The paper icon insert functions as a visual aid in identifying the programmed destination of each Easy Access Button. Whenever you reprogram an Easy Access Button, use the Paper Insert Template document to select and print an icon that reflects the new button assignment. The Paper Insert Template.doc is installed, by default, under C:\Program files\Compaq\Easy Access Keyboard. For proper alignment, the spacing around the icons may require adjustment.
Product Features Serial Number Location Each computer has a unique serial number which may be located on the cover top or the side panel of the computer. Keep this number available for use when contacting Compaq customer service for assistance.
2 Hardware Upgrades Installation Sequence It is very important that you follow this sequence of steps to ensure the proper installation of any optional equipment. 1. If your computer includes the Smart Cover Lock feature and you have set the lock, use Computer Setup to unlock the lock and disable the Smart Cover Sensor. For more information about Computer Setup, refer to the Computer Setup Guide. 2. If the computer is already on, turn it off and disconnect the power cord from the wall outlet.
Hardware Upgrades 4. Install any optional equipment. See the applicable sections of this guide or refer to the documentation provided with the optional equipment for instructions. 5. Replace the computer cover. 6. Turn on the monitor, computer, and any devices you want to test. 7. Reconfigure the computer, if necessary. Refer to the Computer Setup Guide for instructions about using Computer Setup.
Hardware Upgrades Smart Cover Lock The Smart Cover Lock is an optional feature and is available on select models only. The Smart Cover Lock is a software-controllable cover lock, controlled by the setup password. This lock prevents unauthorized access to the internal components. The computer ships with the Smart Cover Lock in the unlocked position. For more information about locking the Smart Cover Lock, refer to the Desktop Management guide.
Hardware Upgrades To obtain a FailSafe Key: ■ Contact your authorized Compaq reseller or service provider. ■ Refer to the Compaq Web site (www.compaq.com) for ordering information. ■ Call the appropriate number listed in the warranty. To open the computer cover: 1. Turn off the computer and any external devices. 2. Disconnect the power cord from the power outlet, and disconnect any external devices. 3.
Hardware Upgrades Removing the Computer Cover To install optional equipment, you must remove the computer cover to gain access to internal components. The quick release cover latches located on the sides of the computer allow easy removal of the computer cover without the use of tools. To remove the cover, follow these steps: 1. If you have locked the Smart Cover Lock, see the previous section on Smart Cover Lock or use Computer Setup to unlock it. 2. Turn off the computer and any external devices. 3.
Hardware Upgrades 5. As you slide the computer cover forward, release the buttons and allow them to return to the original position, then lift the cover up and off the unit. To replace the cover, reverse this procedure.
Hardware Upgrades Installing Additional Memory The computer comes with synchronous dynamic random access memory (SDRAM) dual inline memory modules (DIMMs). DIMMs The memory sockets on the Intel 815e chipset-based system board can be populated with industry-standard DIMMs. These memory module slots are populated with at least one preinstalled memory module. To achieve the maximum memory support, you may be required to replace the preinstalled DIMM with a higher capacity DIMM.
Hardware Upgrades Memory Module Installation 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.
Hardware Upgrades CAUTION: Check the position of all cables and wires before raising or lowering the easy access drive bay to prevent damage. Rotating the Easy Access Drive Bay 5. Locate the memory module sockets. WARNING: To reduce risk of personal injury from hot surfaces, allow the internal system components to cool before touching.
Hardware Upgrades 6. Open both latches of the memory module socket 1, and insert the memory module into the socket 2. Installing a DIMM 7. Begin by installing a module into the socket nearest the preinstalled module, and install the modules following the numerical order of the sockets. 8. A memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket. Push the module down into the socket, ensuring that the module is fully inserted and properly seated 3.
Hardware Upgrades Removing the Expansion Card Cage To remove the expansion card cage: 1. If you have locked the Smart Cover Lock, use Computer Setup to unlock it. 2. Turn off the computer and any external devices. 3. Disconnect the power cord from the power outlet, and disconnect any external devices that are connected to the expansion card cage. 4. Remove the computer cover. 5. Disconnect all cables attached to the expansion cards. 6. Pull the expansion card cage straight up to remove it from the chassis.
Hardware Upgrades Installing an Expansion Card Your computer has three PCI expansion slots 1. Each slot can accommodate an expansion card up to 6.875 inches (17.46 cm) in length. To install an expansion card: 1. If you have locked the Smart Cover Lock, use Computer Setup to unlock it. 2. Turn off the computer and any external devices. 3. Disconnect the power cord from the power outlet, then disconnect any external devices. 4. Remove the computer cover. 5.
Hardware Upgrades 6. Remove the retaining screws that secure the slot cover to the expansion card cage. 7. Remove the slot cover from the expansion card cage.
Hardware Upgrades 8. Install the expansion card. 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. 9. Reinstall the retaining screws to secure the card.
Hardware Upgrades Drive Positions Desktop Drive Positions 1 3.5-inch, internal, third-height, standard hard drive bay 2 5.25-inch drive bay for optional drives 3 3.5-inch, third-height, standard, 1.44-MB diskette drive To verify the type, size, and capacity of the storage devices installed in your computer, run Compaq Computer Setup. Refer to the Computer Setup Guide for more information.
Hardware Upgrades Installing Additional Drives The computer has two external drive bays. The first external bay contains a preinstalled diskette drive. When installing additional drives, follow these guidelines: le: ■ For optimal performance, connect hard drives to the primary controller. Connect expansion devices, such as CD-ROM, IDE tape, and diskette drives, to the secondary controller using an 80-conductor IDE cable.
Hardware Upgrades 4. Remove the computer cover. 5. Disconnect the 1 power cable and 2 signal cable from the back of the drive. Disconnecting Cables from the Hard Drive 6. Push the locking lever on the right side of the drive to the right (facing the front of the computer). Slide the drive to the rear of the bay, then lift the drive from the bay.
Hardware Upgrades When replacing the hard drive, transfer the four screws from the old drive to the new one. The screws take the place of drive rails. If you have installed a hard drive that is not automatically recognized by the computer, see Appendix B, “Hard Drive Installation Guidelines.” CAUTION: To prevent loss of work and damage to the computer or drive: ■ If you are inserting or removing a hard drive, turn off the computer. Do not remove a hard drive while the computer is on or in standby mode.
Hardware Upgrades 7. Disconnect the audio, signal, and drive power cables. The other end of the audio cable should remain connected to the audio connector on the system board. 8. Pull the drive release latch away from the drive 1. 9. Slide the drive toward the front of the drive cage 2, then lift the drive out of the computer 3. Removing the CD-ROM Drive To replace the drive, reverse the removal procedures. When replacing the drive, transfer the four screws from the old drive to the new one.
Hardware Upgrades Installing an optional CD-ROM or DVD-ROM Drive To install an optional CD-ROM or DVD-ROM drive: 1. Remove the CD-ROM drive if present. 2. Install two guide screws on each side of the drive. CAUTION: Use only 3/16-inch or 5-mm long screws as guide screws. Longer screws can damage the internal components of the drive. Installing Guide Screws in the CD-ROM or DVD-ROM Drive 3. Position the guide screws on the drive into the J-slots in the drive bay.
Hardware Upgrades 4. Raise the easy access drive bay to the upright position and connect the flat ribbon cable and audio cable to the system board. Connecting the Flat Ribbon Cable and Audio Cable 5. Connect the power cable 1, flat ribbon cable 2, and audio cable 3 to the rear of the CD-ROM or DVD-ROM drive. 6. Return the easy access drive bay to the normal position.
Hardware Upgrades 7. Remove the bezel blank from the front bezel, if necessary. 8. Replace the computer cover. 9. The system will automatically recognize the drive and reconfigure the computer. CAUTION: When servicing the computer, ensure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the computer.
A Specifications Compaq Evo Small Form Factor Desktop Dimensions Height Width Depth 3.8 in 12.5 in 14.6 in 9.7 cm 31.8 cm 37.1 cm Approximate Weight 20.0 lb 9.1 kg Weight Supported (maximum distributed load) 100.0 lb 45.
B Hard Drive Installation Guidelines 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 drive employs a cableselect feature that identifies the drive as device 0 (primary drive) or device 1 (secondary drive). Device 1 is the drive connected to the cable’s middle connector. Device 0 is the drive connected to the cable’s end connector (applies only to 80-conductor ATA cables).
Hard Drive Installation Guidelines Guidelines for Installing Ultra ATA Devices When installing additional Ultra ATA drives, follow these guidelines: ■ If using multiple Ultra ATA devices, Compaq recommends that the devices be split between the primary and secondary Ultra ATA channels for optimum performance. Use an additional Ultra ATA cable to connect the additional device to the system board.
Hard Drive Installation Guidelines ■ If only one device is connected to a cable, that device must be attached to the end (Device 0) connector. SCSI Devices This section contains information relating to SCSI device guidelines and installation. Guidelines for Using SCSI Devices When installing and operating SCSI devices, you must follow these guidelines: ■ A single Ultra SCSI controller supports up to seven SCSI devices per channel.
Hard Drive Installation Guidelines ■ Every SCSI chain or circuit must be terminated (closed) at both ends. Termination can be accomplished through one of the following methods: ❏ Using a cable with a built-in terminator. This cable was shipped with your computer. ❏ Using a cable with a terminating resistor plug in the last connector. ❏ Connecting a SCSI device with its termination enabled into the last connector.
Hard Drive Installation Guidelines Guidelines for Installing Optional SCSI Devices If you mix Ultra ATA and SCSI hard drives in the same system, the Ultra ATA drive will be the boot drive unless the boot order is changed in the F10 Setup. When replacing a hard drive, the replacement drive should be of the same type as the drive being removed. If you are replacing an Ultra ATA hard drive with a SCSI hard drive, you will need a multimode Low Voltage Differential (LVD) SCSI cable option kit.
Hard Drive Installation Guidelines SCSI Cables The front drive bays are available for installing or connecting mass storage SCSI devices. Using a SCSI Cable Select models ship with a multimode SCSI cable that supports Low Voltage Differential (LVD) or single-ended devices. The cable accommodates up to three SCSI devices in the front drive bay area (UATA models do not have the SCSI cable).
Hard Drive Installation Guidelines A menu displays with the following options: ■ Configure/View Host Adapter Settings ❏ ❏ ■ SCSI Bus Interface Definitions ◆ Host Adapter SCSI ID ◆ SCSI Parity Checking ◆ Host Adapter SCSI Termination Additional Options ◆ Boot Device Options ◆ SCSI Device Configuration ◆ Advanced Configuration Options SCSI Disk Utilities Lists all SCSI devices and SCSI ID numbers For additional information about configuring POST message display status, refer to the Computer
Hard Drive Installation Guidelines To determine if your computer contains a Quiet Drive or to activate Quiet mode, complete the following steps: 1. Turn on or restart the computer. If you are in Windows, click Start > Shut Down > Restart the Computer. 2. When the F10 = Setup message displays in the lower-right corner of the screen, press the F10 key. If you do not press the F10 key while the message is displayed, you must restart the computer to access the utility. 3.
C Battery Replacement The battery that comes with your computer provides power to the real-time clock and has a minimum lifetime of about three years. When replacing the battery, use a battery equivalent to the battery originally installed on your computer. Your computer comes with a 3-volt lithium coin cell battery. The lifetime of the lithium battery can be extended by plugging the computer into a live AC wall socket. The lithium battery is only used when the computer is NOT connected to AC power.
Battery Replacement CAUTION: Static electricity can damage the electronic components of the computer or optional equipment. Before beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. 1. If you have locked the Smart Cover Lock, use Computer Setup to unlock the lock and disable the Smart Cover Sensor. 2.
Battery Replacement b. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Type 2 a. To release the battery from its holder, squeeze the metal clamp that extends above one edge of the battery. b. When the battery pops up, lift it out.
Battery Replacement c. To insert the new battery, slide one edge of the replacement battery under the holder’s lip with the positive side up. Push the other edge down until the clamp snaps over the other edge of the battery. Replacing a Coin Cell Battery (Type 2) After the battery has been replaced, use the following steps to complete this procedure. 5. Replace the computer cover or access panel. 6. Plug in the computer and turn on power to the computer. 7.
D Security Lock Provisions Installing a Security Lock There are several different security locks that may be used to secure the computer. The following illustrations portray some of the available security provisions which vary by model. Because of chassis differences, the slots may be located in a different position than shown. Installing Compaq Type 1 Security Bracket (may vary by model) WARNING: To avoid injury, use care in handling the separated pieces of the security bracket; metal edges may be sharp.
Security Lock Provisions Installing Compaq Type 2 Security Bracket (may vary by model) WARNING: To avoid injury, use care in handling the separated pieces of the security bracket; metal edges may be sharp. Be sure to install the bracket so that sharp edges do not extend from the edges of the computer chassis.
Security Lock Provisions Installing a Kensington Cable Lock with a Compaq Type 2 Bracket (may vary by model) WARNING: To avoid injury, use care in handling the separated pieces of the security bracket; metal edges may be sharp. Be sure to install the bracket so that sharp edges do not extend from the edges of the computer chassis.
Security Lock Provisions Installing a Kensington Cable Lock (may vary by model) Installing a Kensington Cable Lock (may vary by model) D-4 Hardware Reference Guide
E Electrostatic Discharge 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. ■ Keep electrostatic-sensitive parts in their containers until they arrive at static-free workstations.
Electrostatic Discharge ■ Use heelstraps, toestraps, or bootstraps at standing workstations. Wear the straps on both feet when standing on conductive floors or dissipating floor mats. ■ Use conductive field service tools. ■ 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.
F Routine Computer Care and Shipping Preparation 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. ■ Never operate the computer with the cover or side panel removed. ■ Never restrict the airflow into the computer by blocking the front vents or air intake.
Routine Computer Care and Shipping Preparation CD-ROM Drive Precautions Be sure to observe the following guidelines while operating or cleaning your CD-ROM drive. Operation ■ Do not move the drive during operation. This may cause it to malfunction during reading. ■ Avoid exposing the drive to sudden changes in temperature, as condensation may form inside the unit. If the temperature suddenly changes while the drive is on, wait at least one hour before you turn off the power.
Routine Computer Care and Shipping Preparation Shipping Preparation Follow these suggestions when preparing to ship your computer: 1. Back up the hard drive files on 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. 2. Remove and store any program diskettes from the diskette drives. 3.
Index installation guidelines B–1 upgrading 2–16 B battery replacement C–1 C CD-ROM drive installing 2–20 removing 2–18 Components Keyboard 1–4 components front panel 1–2 rear panel 1–3 computer care F–1 computer cover removing 2–5 D DIMMs (dual inline memory modules) installing 2–7 drawer installation method 2–2 drive positions 2–15 drives additional 2–16 DVD-ROM drive 2–20 installing 2–20 E electrostatic discharge E–1 expansion card 2–12 F front panel components 1–2 H hard drive Hardware Reference
Index SCSI device guidelines B–3 SCSISelect utility B–6 SDRAM (synchronous dynamic random access memory) 2–7 security lock provisions D–1 serial number 1–7 shipping preparation F–1 Index-2 smart cover lock failsafe key 2–3 specifications A–1 U Ultra ATA devices B–1 W Windows Logo Key 1–6 Hardware Reference Guide
