Hardware Reference Guide - dc5750 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 Rear Panel Components ...................................................................................................................... 3 Keyboard .......................................
Cable Lock ......................................................................................................................... 49 Padlock .............................................................................................................................. 50 Appendix D Electrostatic Discharge Preventing Electrostatic Damage ....................................................................................................... 51 Grounding Methods ..............................................
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 5.25-inch Optical Drive1 7 3.5-inch Diskette Drive (optional)2 2 Optical Drive Activity Light 8 Diskette Drive Activity Light (optional) 3 Optical Drive Eject Button 9 Diskette Eject Button (optional) 4 Dual-State Power Button 10 USB (Universal Serial Bus) 2.
Rear Panel Components Table 1-2 Rear Panel Components 1 Power Cord Connector 7 RJ-45 Network Connector 2 Voltage Select Switch 8 Parallel Connector 3 PS/2 Mouse Connector (green) 9 Monitor Connector 4 PS/2 Keyboard Connector (purple) 10 Line-Out Connector for powered audio devices (green) 5 Universal Serial Bus (USB) 11 Line-In Audio Connector (blue) 6 Serial Connector1 12 Digital Video Interface (DVI-D) Monitor Connector NOTE Arrangement and number of connectors may vary by model.
Keyboard Table 1-3 Keyboard Components 1 4 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 and product ID number located on the left side of the computer. Keep these numbers available for use when contacting customer service for assistance.
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 a tower orientation by purchasing an optional tower stand. The HP logo plate on the front bezel is adjustable for either desktop or tower orientation. 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.
11. Lift the computer so that its right side is facing down (1) and place it on the stand (2). Figure 2-1 Changing from Desktop to Tower Orientation 12. Reconnect the power cord and any external devices, then turn on the computer. 13. Lock any security devices that were disengaged when the access panel was removed. CAUTION Do not place the computer on its side without the tower stand. The stand is required to prevent the computer from falling on its side and damaging the unit. NOTE Ensure at least 10.
Removing the Computer Access Panel 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 Access Panel Place the access panel in the proper position on the chassis with about 1.3 cm (1/2 inch) of the access panel hanging off the back of the computer and slide it into place.
Removing the Front Bezel 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.
Removing Bezel Blanks On some models, there are bezel blanks covering the 3.5-inch and 5.25-inch external drive bays that need to be removed before installing a drive. To remove a bezel blank: 1. Remove the front bezel. 2. Push the two retaining tabs that hold the bezel blank in place towards the outer left edge of the bezel (1) and pull the bezel blank inwards to remove it (2). Figure 2-5 Removing a Bezel Blank 3. ENWW Replace the front bezel.
Replacing the Front Bezel Insert the two hooks on the left side of the bezel into the rectangular holes on the chassis (1) then rotate the right side of the bezel onto the chassis (2) and snap it 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 4 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 XMM3 operate in memory channel A. Sockets XMM2 and XMM4 operate in memory channel B.
● If a single DIMM is installed, it must be installed in the XMM3 socket. ● In either mode, the maximum operational speed is determined by the slowest DIMM in the system. Installing DIMMs CAUTION You must disconnect the power cord and wait approximately 30 seconds for the power to drain 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.
9. Press down on the lever to the left of the drive (1), slide the drive back until it stops, and lift it straight up and out the drive bay (2). NOTE Hold the front and back of the drive when lifting it out of the drive bay. Figure 2-8 Removing the Optical Drive 10. Rotate the optical drive retainer to its upright position to access the memory module sockets.
11. Open both latches of the memory module socket (1), and insert the memory module into the socket (2). Figure 2-10 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 XMM3 socket. Always populate XMM3 before XMM1, and XMM4 before XMM2 (populate the black sockets before white sockets in each channel).
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.
5. If the computer is on a stand, remove the computer from the stand. 6. Remove the access panel. 7. Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis. 8. Remove the slot cover retainer that secures the slot covers by lifting the retainer up then out and away from the chassis.
9. Before installing an expansion card, remove the expansion slot cover or the existing 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 back toward the inside of the chassis. Figure 2-13 Removing an Expansion Slot Cover NOTE Before removing an installed expansion card, disconnect any cables that may be attached to the expansion card.
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 back toward the inside of the chassis to release it from the chassis frame. Be sure not to scrape the card against the other components. Figure 2-14 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.
13. Replace the slot cover retainer. Figure 2-17 Replacing the Slot Cover Retainer NOTE The slot cover retainer is secured in place by the access panel. 14. Connect external cables to the installed card, if needed. Connect internal cables to the system board, if needed. 15. Replace the access panel. 16. If the computer was on a stand, replace the stand. 17. Reconnect the power cord and any external devices, then turn on the computer. 18.
Drive Positions Figure 2-18 Drive Positions 1 5.25-inch external drive bay for optional drives (optical drive shown) 2 3.5-inch external drive bay for optional drives (diskette drive shown)1 3 3.5-inch internal hard drive bay You can install a diskette drive, a media card reader, or a second SATA hard drive in the external 3.5-inch bay. To verify the type, size, and capacity of the storage devices installed in the computer, run Computer Setup.
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 SATA connector on the system board labeled SATA0. ● Connect a SATA optical drive to the white SATA connector on the system board labeled SATA1. ● Always populate the dark blue SATA0 and white SATA1 connectors before the light blue SATA2 and orange SATA3 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. Press down on the lever to the left of the drive (1), slide the drive back until it stops, and lift it straight up and out the drive bay (2). NOTE Hold the front and back of the drive when lifting it out of the drive bay. Figure 2-20 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.
8. 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 front bezel. 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 2-21 Installing Guide Screws in the Optical Drive 9.
10. Connect the power cable (1) and data cable (2) to the rear of the optical drive. Figure 2-23 Connecting the Power and Data Cables CAUTION Never crease or bend a SATA data cable tighter than a 30 mm (1.18 in) radius. A sharp bend can break the internal wires. 11. Connect the other end of the SATA data cable to the white system board connector labeled SATA1. 12. Replace the access panel. 13. If the computer was on a stand, replace the stand. 14.
Removing a Diskette Drive CAUTION All removable media should be taken out of a drive before removing the drive from the computer. The diskette drive is located underneath the optical drive. You must remove the optical drive before removing the diskette drive. 1. Follow the procedure in the above section, Removing an Optical Drive, to remove the optical drive and access the diskette drive.
3. Press down on the lever to the left of the drive (1), slide the drive back until it stops, and lift it straight up (2). Figure 2-25 Disengaging the Diskette Drive 4. Tilt the left side of the drive down slightly (1) so that the top lips of the guide screws are not caught behind the metal frame, then pull the drive out of the drive bay (2). Figure 2-26 Removing the Diskette Drive NOTE To replace the diskette drive, reverse the removal procedure.
Installing a Diskette Drive into the 3.5-inch External Drive Bay If the computer was not configured with a 3.5-inch drive, you can install a media card reader, diskette drive, or secondary hard drive into the drive bay. The diskette drive is located underneath the optical drive. To install a diskette drive (or any other 3.5inch drive) into the 3.5-inch external bay: 1. Follow the procedure described in the Removing an Optical Drive section to remove the optical drive and access the 3.5-inch drive bay.
4. Align the guide screws with the slots on the chassis. Tilt the drive so that the left side is lower than the right side (1) and slide the left guide screws into the slots then the right guide screws into the slots (2). Figure 2-28 Installing a Diskette Drive 5. Slide the drive all the way down then slide it forward until it locks into place.
6. Connect the data cable (1) and power cable (2) to the rear of the drive. Connect the other end of the data cable to the connector on the system board labeled FLOPPY P10. Figure 2-30 Connecting Diskette Drive Cables NOTE If installing a second hard drive in the 3.
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.
8. Press down on the lever to the left of the optical drive (1), slide the optical drive back until it stops, and lift it straight up and out the drive bay (2). NOTE Hold the front and back of the drive when lifting it out of the drive bay. Figure 2-31 Removing the Optical Drive 9. Disconnect the power and data cables from the back of the diskette drive. 10. Press down on the lever to the left of the diskette drive (1), slide the diskette drive back until it stops, and lift it straight up (2).
11. Tilt the left side of the diskette drive down slightly (1) so that the top lips of the guide screws are not caught behind the metal frame, then pull the drive out of the drive bay (2). Figure 2-33 Removing the Diskette Drive 12. Disconnect the power cable (1) and data cable (2) from the back of the hard drive. Figure 2-34 Disconnecting the Hard Drive Power Cable and Data Cable CAUTION Never crease or bend a SATA data cable tighter than a 30 mm (1.18 in) radius.
13. Press down on the lever to the left of the hard drive (1), slide the drive back until it stops, and lift it straight up (2). Figure 2-35 Disengaging the Hard Drive 14. Tilt the left side of the hard drive down slightly (1) so that the top lips of the guide screws are not caught behind the metal frame, then pull the drive out of the drive bay (2). Figure 2-36 Removing the Hard Drive 15. To install a hard drive, reverse the above procedure.
NOTE If the system has only one SATA hard drive, the data cable must be connected to the dark blue connector labeled SATA0 on the system board to avoid any hard drive performance problems. If you are adding a second hard drive, connect the other end of the data cable to the next available (unpopulated) SATA connector on the system board in the following order: SATA0, SATA1, SATA3, SATA2. When replacing the hard drive, transfer the four screws from the old drive to the new one.
42 Chapter 2 Hardware Upgrades ENWW
A Specifications Desktop Dimensions Height 4.5 in 11.43 cm Width 15.5 in 39.37 cm Depth 13.5 in 34.29 cm Approximate Weight 19 lb 8.62 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 (38.7°C max wet bulb) 5-95% 5-95% Operating 10,000 ft 3048 m Nonoperating 30,000 ft 9144 m Temperature Range Relative Humidity (noncondensing) Maximum Altitude (unpressurized) NOTE Operating temperature is derated 1.
Rated Input Current (maximum)1 1 44 6A @ 100 VAC 3A @ 200 VAC This system utilizes a passive power factor corrected power supply. The power factor correction is present in the 230V operating mode only. This allows the system to pass the CE mark requirements for use in the countries of the European Union. This supply requires the use of 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 access panel. 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. Depending on the type of battery holder on the system board, complete the following instructions to replace the battery. Type 1 a. Lift the battery out of its holder. Figure B-1 Removing a Coin Cell Battery (Type 1) b.
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 access panel was removed.
C External Security Devices NOTE For information on data security features, refer to the Computer Setup (F10) Utility Guide and the Desktop 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 50 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.
52 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 removing 10 replacing 11 audio connectors 2, 3 49 B backup and recovery 41 battery replacement 45 C computer operating guidelines 53 connecting drive cables 27 D DIMMs.
optical drive 28 PCI card 23 PCI Express card 23 S security cable lock 49 padlock 50 serial connector 3 serial number location 6 shipping preparation 54 specifications computer 43 memory 15 T tower orientation 8 U unlocking access panel USB ports front panel 2 rear panel 3 49 V ventilation guidelines 53 W Windows Logo key 5 56 Index ENWW
