Hardware Reference Guide - dc7700 Series Small Form Factor Model HP Compaq Business PC
© Copyright 2006 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Microsoft and Windows are trademarks of Microsoft Corporation in the U.S. and other countries. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty.
About This Book This guide provides basic information for upgrading this computer model. WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily harm or loss of life. CAUTION Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information. NOTE Text set off in this manner provides important supplemental information.
iv About This Book ENWW
Table of contents 1 Product Features Standard Configuration Features ......................................................................................................... 1 Front Panel Components ..................................................................................................................... 2 Media Card Reader Components ......................................................................................................... 3 Rear Panel Components ................................
Installing a Security Lock .................................................................................................................... 47 Cable Lock ......................................................................................................................... 47 Padlock .............................................................................................................................. 48 Appendix D Electrostatic Discharge Preventing Electrostatic Damage ........................
1 Product Features Standard Configuration Features The HP Compaq Small Form Factor features may vary depending on the model. For a complete listing of the hardware and software installed in the computer, run the diagnostic utility (included on some computer models only). Instructions for using the utility are provided in the Troubleshooting Guide on the Documentation and Diagnostics CD. NOTE The Small Form Factor computer can also be used in a tower orientation.
Front Panel Components Drive configuration may vary by model. Table 1-1 Front Panel Components 1 3.5-inch Media Card Reader (optional)1 6 Headphone Connector 2 Optical Drive Activity Light 7 USB (Universal Serial Bus) Ports 3 5.25-inch Optical Drive2 8 Hard Drive Activity Light 4 Optical Drive Eject Button 9 Power On Light 5 Microphone Connector 10 Dual-State Power Button NOTE An optical drive is a CD-ROM, CD-R/RW, DVD-ROM , DVD+R/RW, or CD-RW/DVD Combo drive.
Media Card Reader Components The media card reader is an optional device available on some models only. Refer to the following illustration and table to identify the media card reader components. Table 1-2 Media Card Reader Components 1 2 3 ENWW SmartMedia/xD ● 3.
Rear Panel Components Table 1-3 Rear Panel Components 1 Power Cord Connector 6 RJ-45 Network Connector 2 PS/2 Mouse Connector (green) 7 Parallel Connector 3 PS/2 Keyboard Connector (purple) 8 Monitor Connector 4 Universal Serial Bus (USB) 9 Line-Out Connector for powered audio devices (green) 5 Serial Connector1 10 Line-In Audio Connector (blue) NOTE Arrangement and number of connectors may vary by model.
Keyboard Table 1-4 Keyboard Components 1 ENWW 1 Function Keys Perform special functions depending on the software application being used. 2 Editing Keys Includes the following: Insert, Home, Page Up, Delete, End, and Page Down. 3 Status Lights Indicate the status of the computer and keyboard settings (Num Lock, Caps Lock, and Scroll Lock). 4 Numeric Keys Work like a calculator keypad. 5 Arrow Keys Used to navigate through a document or Web site.
Using the Windows Logo Key Use the Windows Logo key in combination with other keys to perform certain functions available in the Windows operating system. Refer to the Keyboard section to identify the Windows Logo key.
Special Mouse Functions Most software applications support the use of a mouse. The functions assigned to each mouse button depend on the software applications you are using. Serial Number Location Each computer has a unique serial number located on the left side of the computer (1) and a product ID number located on the top cover of the computer (2). Keep these numbers available for use when contacting customer service for assistance.
8 Chapter 1 Product Features ENWW
2 Hardware Upgrades Serviceability Features The computer includes features that make it easy to upgrade and service. No tools are needed for most of the installation procedures described in this chapter. Warnings and Cautions Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and warnings in this guide.
Using the Small Form Factor Computer in a Tower Orientation The Small Form Factor computer can be used in either a tower or desktop orientation. To use it in the tower orientation, stand the computer up on its right side as shown in the illustration below. NOTE Ensure at least 10.2 centimeters (4 inches) of space on all sides of the computer remains clear and free of obstructions.
Unlocking the Smart Cover Lock NOTE The Smart Cover Lock is an optional feature included on some 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 on the Documentation and Diagnostics CD.
7. Push the metal arm that wraps around the air vent grid up and back (2) to free the Smart Cover Lock from the chassis. Figure 2-2 Removing the Smart Cover Lock Screw 8. Remove the computer cover. To reattach the Smart Cover Lock, secure the lock in place with the tamper-proof screw.
Removing the Computer Cover 1. Remove/disengage any security devices that prohibit opening the computer. 2. Remove all removable media, such as diskettes or compact discs, from the computer. 3. Turn off the computer properly through the operating system, then turn off any external devices. 4. Disconnect the power cord from the power outlet and disconnect any external devices.
Replacing the Computer Cover Align the tabs on the panel with the slots on the chassis, then slide the cover all the way onto the chassis until it locks into place.
Installing Additional Memory The computer comes with double data rate 2 synchronous dynamic random access memory (DDR2SDRAM) dual inline memory modules (DIMMs). DIMMs The memory sockets on the system board can be populated with up to four industry-standard DIMMs. These memory sockets are populated with at least one preinstalled DIMM. To achieve the maximum memory support, you can populate the system board with up to 8 GB of memory configured in a highperforming dual channel mode.
Populating DIMM Sockets There are four DIMM sockets on the system board, with two sockets per channel. The sockets are labeled XMM1, XMM2, XMM3, and XMM4. Sockets XMM1 and XMM2 operate in memory channel A. Sockets XMM3 and XMM4 operate in memory channel B.
should be populated with the two 512MB DIMMs. With this configuration, 2 GB will run as dual channel and 256 MB will run as single channel. ● In any mode, the maximum operational speed is determined by the slowest DIMM in the system. Installing DIMMs CAUTION You must disconnect the power cord before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet.
8. Open both latches of the memory module socket (1), and insert the memory module into the socket (2). Figure 2-6 Installing a DIMM NOTE A memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket. A DIMM must occupy the black XMM1 socket. For maximum performance, populate the sockets so that the memory capacity is spread as equally as possible between Channel A and Channel B. Refer to Populating DIMM Sockets for more information. 9.
Removing or Installing an Expansion Card The computer has two standard low-profile PCI expansion slots that can accommodate an expansion card up to 17.46 cm (6.875 inches) in length. The computer also has one PCI Express x1 expansion slot and one PCI Express x16 expansion slot. NOTE The PCI and PCI Express slots support only low profile cards unless an optional riser is installed. The optional riser supports two full height standard PCI slots.
CAUTION Regardless of the power-on state, voltage is always present on the system board as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer. 5. If the computer is on a stand, remove the computer from the stand. 6. Remove the computer cover. CAUTION After removing the computer cover, look for the LED on the system board between the DIMM sockets. If the LED is illuminated, the system still has power.
NOTE Before removing an installed expansion card, disconnect any cables that may be attached to the expansion card. a. If you are installing an expansion card in a vacant socket, remove the appropriate expansion slot cover on the back of the chassis. Pull the slot cover straight up then away from the inside of the chassis.
b. If you are removing a standard PCI card, hold the card at each end, and carefully rock it back and forth until the connectors pull free from the socket. Pull the expansion card straight up from the socket then away from the inside of the chassis to release it from the chassis frame. Be sure not to scrape the card against the other components. Figure 2-10 Removing a Standard PCI Expansion Card c.
10. Store the removed card in anti-static packaging. 11. If you are not installing a new expansion card, install an expansion slot cover to close the open slot. CAUTION After removing an expansion card, you must replace it with a new card or expansion slot cover for proper cooling of internal components during operation. 12. To install a new expansion card, slide the card under the slot cover retention latch and press the card down into the socket on the system board.
Drive Positions Figure 2-13 Drive Positions 1 1 3.5-inch internal hard drive bay 2 5.25-inch external drive bay for optional drives (optical drive shown) 3 3.5-inch external drive bay for optional drives (media card reader shown)1 If the computer has a 1.44-MB diskette drive installed in the 3.5-inch drive bay, it will be configured with a diskette drive bezel (PN 360189-001). If the computer has a media card reader or a 3.
Installing and Removing Drives When installing additional drives, follow these guidelines: ● The primary Serial ATA (SATA) hard drive must be connected to the dark blue primary SATA connector on the system board labeled SATA0. ● Connect a SATA optical drive to the white SATA connector on the system board labeled SATA1. ● Connect a second SATA hard drive to the next available (unpopulated) SATA connector on the system board by following the numbered sequence of the connectors.
Removing an Optical Drive CAUTION All removable media should be taken out of a drive before removing the drive from the computer. NOTE An optical drive is a CD-ROM, CD-R/RW, DVD-ROM, DVD+R/RW, or CD-RW/DVD Combo drive. To remove an optical drive: 1. Remove/disengage any security devices that prohibit opening the computer. 2. Remove all removable media, such as diskettes or compact discs, from the computer. 3.
8. Disconnect the power cable (1) and data cable (2) from the rear of the optical drive. Figure 2-15 Disconnecting the Power and Data Cables 9. Rotate the drive cage back down to its normal position. CAUTION Be careful not to pinch any cables or wires when rotating the drive cage down.
10. Press the green drive retainer latch (1) located on the side of the drive to disengage the drive from the drive cage. While pressing the drive retainer latch, slide the drive forward and lift it up and out of the drive cage (2). Figure 2-17 Removing the Optical Drive NOTE To replace the optical drive, reverse the removal procedure. When replacing a drive, transfer the four guide screws from the old drive to the new one. Installing an Optical Drive into the 5.25-inch Drive Bay To install an optional 5.
7. Install two M3 metric guide screws in the lower holes on each side of the drive. HP has provided four extra M3 metric guide screws on the front of the chassis, under the computer cover. The M3 metric guide screws are black. CAUTION Use only 5-mm long screws as guide screws. Longer screws can damage the internal components of the drive. NOTE When replacing the drive, transfer the four M3 metric guide screws from the old drive to the new one. Figure 2-18 Installing Guide Screws in the Optical Drive 8.
9. Rotate the drive cage to its upright position. Figure 2-20 Rotating the Drive Cage Up 10. Connect the SATA data cable to the white system board connector labeled SATA1. 11. Route the data cable through the cable guides. CAUTION There are two cable guides that keep the data cable from being pinched by the drive cage when raising or lowering it. One is located on the clutch base to the right of the drive cage. The other is located on the bottom side of the drive cage.
13. Rotate the drive cage back down to its normal position. CAUTION Be careful not to pinch any cables or wires when rotating the drive cage down. Figure 2-22 Rotating the Drive Cage Down 14. Replace the computer cover. 15. If the computer was on a stand, replace the stand. 16. Reconnect the power cord and turn on the computer. 17. Lock any security devices that were disengaged when the computer cover was removed. The system automatically recognizes the drive and reconfigures the computer.
2. Disconnect the drive cables, as indicated in the following illustrations: a. If you are removing a diskette drive, disconnect the data cable (1) and power cable (2) from the back of the drive. Figure 2-23 Disconnecting the Diskette Drive Cables b. If you are removing a media card reader, disconnect the USB cable from the PCI card.
3. Press the green drive retention latch (1) located on the side of the drive to disengage the drive from the drive cage and slide the drive forward approximately 1/4 inch (6 millimeters) (2). Figure 2-25 Disengaging the 3.5-inch Drive (Diskette Drive shown) 4. Lift the rear of the drive up so that the rear guide screws clear the top of the drive cage (1). As the drive rises it automatically slides forward until it is free from the drive cage (2). Figure 2-26 Removing a 3.
Installing a Drive into the 3.5-inch External Drive Bay Depending on the computer configuration, the 3.5-inch external drive bay on the front of the computer may be configured with a media card reader or a diskette drive, or it may be an empty drive bay. The type of bezel covering the drive bay will vary depending on the original computer configuration. If the computer was not configured with a 3.5-inch drive, you can install a media card reader, diskette drive, or hard drive into the drive bay. The 3.
3. Align the rear guide screws with the rear J-slots on the drive cage and press down on the rear of the drive (1), then slide the drive back until it locks into place (2). Figure 2-28 Installing a Drive into the 3.5-inch Drive Bay (Hard Drive shown) 4. 5. ENWW Connect the appropriate drive cables: a. If installing a diskette drive, connect the power and data cables to the rear of the drive and connect the other end of the data cable to the connector on the system board labeled FLOPPY P10. b.
6. Remove the drive bezel by pressing inward on all the tabs on the left, right, and bottom of the drive bezel (1) and pushing the drive bezel out of the larger front bezel (2). NOTE The type of bezel will vary depending on the computer configuration. Figure 2-29 Removing a Drive Bezel (Diskette Drive Bezel shown) 7. Replace the removed drive bezel with the appropriate bezel by pushing the bezel into place.
10. Reconnect the power cord and turn on the computer. 11. Lock any security devices that were disengaged when the computer cover was removed. Removing and Replacing the Primary 3.5-inch Internal SATA Hard Drive NOTE The system does not support Parallel ATA (PATA) hard drives. Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive.
7. Rotate the drive cage for external drives to its upright position. Figure 2-31 Rotating the Drive Cage Up 8. Remove the security clip (if installed) that secures the rear chassis wall to the power supply.
9. Rotate the power supply cage to its upright position. The hard drive is located beneath the power supply cage. CAUTION If the computer has a Smart Cover Lock installed next to the drive cage, carefully route all cables around the Smart Cover Lock assembly as you raise the power supply to avoid damage to the cables or lock. Figure 2-33 Raising the Power Supply Cage 10. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.
11. Pull the green tab that locks the drive in place away from the drive (1), slide the hard drive toward the front of the computer until it stops, then lift the drive up and out of the bay (2). Figure 2-35 Removing the Hard Drive 12. To install a hard drive, reverse the above procedure. NOTE When replacing the primary hard drive, be sure to route the SATA cable through the opening on the clutch base located at the bottom of the chassis frame to the right of the drive cage.
A Specifications Desktop Dimensions Height 3.95 in 10.3 cm Width 13.3 in 33.78 cm Depth (depth will increase if the computer is equipped with a port security bracket) 14.9 in 37.85 cm Approximate Weight 21 lb 9.53 kg Operating 50° to 95°F 10° to 35°C Nonoperating -22° to 140°F -30° to 60°C Operating 10-90% 10-90% Nonoperating (38.
Rated Input Current (maximum)1 1 42 5A @ 100 VAC 2.5A @ 200 VAC This system utilizes an active power factor corrected power supply. This allows the system to pass the CE mark requirements for use in the countries of the European Union. The active power factor corrected power supply also has the added benefit of not requiring an input voltage range select switch.
B Battery Replacement The battery that comes with the computer provides power to the real-time clock. When replacing the battery, use a battery equivalent to the battery originally installed in the computer. The computer comes with a 3-volt lithium coin cell battery. WARNING! The computer contains an internal lithium manganese dioxide battery. There is a risk of fire and burns if the battery is not handled properly. To reduce the risk of personal injury: Do not attempt to recharge the battery.
5. If the computer is on a stand, remove the computer from the stand. 6. Remove the computer cover. CAUTION After removing the computer cover, look for the LED on the system board between the DIMM sockets. If the LED is illuminated, the system still has power. Turn off the computer and remove the power cord before proceeding. 7. Locate the battery and battery holder on the system board. NOTE On some computer models, it may be necessary to remove an internal component to gain access to the battery. 8.
b. 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 (2). Figure B-2 Removing and Replacing a Coin Cell Battery (Type 2) Type 3 a. Pull back on the clip (1) that is holding the battery in place, and remove the battery (2). b. Insert the new battery and position the clip back into place.
12. Reset the date and time, your passwords, and any special system setups using Computer Setup. Refer to the Computer Setup (F10) Utility Guide on the Documentation and Diagnostics CD. 13. Lock any security devices that were disengaged when the computer cover was removed.
C External Security Devices NOTE For information on data security features, refer to the Computer Setup (F10) Utility Guide and theDesktop Management Guide on the Documentation and Diagnostics CD and the HP ProtectTools Security Manager Guide (some models) at http://www.hp.com. Installing a Security Lock The security locks displayed below and on the following page can be used to secure the computer.
Padlock Figure C-2 Installing a Padlock 48 Appendix C External Security Devices ENWW
D 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.
50 Appendix D Electrostatic Discharge ENWW
E Computer Operating Guidelines, Routine Care and Shipping Preparation Computer Operating Guidelines and Routine Care Follow these guidelines to properly set up and care for the computer and monitor: ENWW ● Keep the computer away from excessive moisture, direct sunlight, and extremes of heat and cold. ● Operate the computer on a sturdy, level surface. Leave a 10.2-cm (4-inch) clearance on all vented sides of the computer and above the monitor to permit the required airflow.
Optical Drive Precautions Be sure to observe the following guidelines while operating or cleaning the optical 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. If you operate the unit immediately, it may malfunction while reading.
Index A access panel locking and unlocking audio connectors 2, 4 front panel components 2 11, 47 B backup and recovery 40 battery replacement 43 C computer cover removing 13 replacing 14 computer operating guidelines 51 connecting drive cables 25 D DIMMs.
expansion slot cover 21 hard drive 37 media card reader 31 optical drive 26 PCI card 22 PCI Express card 22 Smart Cover Lock 11 S security cable lock 47 padlock 48 Smart Cover Lock 11 serial connector 4 serial number location 7 shipping preparation 52 Smart Cover Lock 11 specifications computer 41 memory 15 T tower orientation 10 U unlocking access panel USB ports front panel 2 rear panel 4 11, 47 V ventilation guidelines 51 W Windows Logo key 6 54 Index ENWW
