HP 7800 Uživatelská příručka

Hardware Reference Guide - dc7800 Series Ultra-Slim DesktopHP Compaq Business PC

KeyboardFigure 1-4 Keyboard ComponentsTable 1-3 Keyboard Components1 Function Keys Perform special functions depending on the software application b

Using the Windows Logo KeyUse the Windows Logo key in combination with other keys to perform certain functions available in theWindows operating syste

Serial Number LocationEach computer has a unique serial number and a product ID that are located on the top of the computerwhen it is in the tower con

Changing from Desktop to Tower Configuration1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media,

12. Place the computer firmly down into the stand.Figure 1-7 Placing the Computer on the Stand13. Reconnect the external equipment, plug the power co

2 Hardware UpgradesServiceability FeaturesThe computer includes features that make it easy to upgrade and service. No tools are needed for mostof the

Removing the Computer Access PanelTo access internal components, you must remove the access panel:1. Remove/disengage any security devices that prohib

Removing and Replacing the Front Bezel1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such

8. Press the two release tabs on the inside of the bezel towards the right side of the computer (1) androtate the bezel off from right to left (2).Fig

Removing a Bezel BlankOn some models, there is a bezel blank covering the external drive bay that needs to be removed beforeinstalling a drive. To rem

© Copyright 2007 Hewlett-PackardDevelopment Company, L.P. Theinformation contained herein is subject tochange without notice.Microsoft, Windows, and W

Installing Additional MemoryThe computer comes with double data rate 2 synchronous dynamic random access memory (DDR2-SDRAM) small outline dual inline

Populating SODIMM SocketsThere are two SODIMM sockets on the system board, with one socket per channel. The sockets arelabeled DIMM1 and DIMM3. The DI

Installing SODIMMsCAUTION: You must disconnect the power cord before adding or removing memory modules.Regardless of the power-on state, voltage is al

8. If you are adding a second SODIMM, remove the SODIMM from the top DIMM1 socket to accessthe bottom DIMM3 socket. Press outward on the two latches o

13. Reconnect the power cord and turn on the computer.14. Lock any security devices that were disengaged when the computer cover or access panel wasre

Upgrading the Hard DriveNOTE: The Ultra-Slim Desktop supports only 2.5-inch Serial ATA (SATA) internal hard drives; parallelATA (PATA) internal hard d

9. Lift the hard drive carrier straight up and out of the chassis.Figure 2-10 Removing the Hard Drive Carrier10. To remove the hard drive from the ca

11. Slide the carrier back and remove the hard drive.Figure 2-12 Removing the Hard Drive12. Transfer the three remaining guide screws (two on the rig

13. Align the guide screws with the slots on the carrier and slide the new hard drive into the carrier (1),then replace the guide screw on the front l

NOTE: No configuration of the SATA hard drive is necessary; the computer automaticallyrecognizes it the next time you turn on the computer.After repla

About This BookThis guide provides basic information for upgrading this computer model.WARNING! Text set off in this manner indicates that failure to

Replacing the Optical DriveAn optical drive is a DVD-ROM drive, a DVD-CDRW Combo drive, or a SuperMulti LightScribe drive.Removing the Existing Optica

8. Slide the drive all the way out of the bay through the front bezel.Figure 2-17 Removing the Optical DriveENWW Replacing the Optical Drive 25

Preparing the New Optical DriveBefore the new optical drive can be used, the release latch must be attached.1. Peel the backing off the adhesive on th

Installing the New Optical DriveNOTE: If you are installing an optical drive in a bay that did not previously have a drive in it, you mustremove the a

5. Replace the access panel.6. If the computer was on a stand, replace the stand.7. Reconnect the power cord and turn on the computer.8. Lock any secu

Installing and Removing a Port CoverAn optional rear port cover is available for the computer.To install the port cover:1. Thread the cables through t

A SpecificationsTable A-1 SpecificationsDesktop Dimensions (in the desktop position)HeightWidthDepth(depth will increase if the computer is equipped

Rated Input Current (maximum)12.2A @ 100VAC 1.1A @ 200VACHeat DissipationMaximumTypical (idle)139 kg-cal/hr56 kg-cal/hr550 BTU/hr222 BTU/hr1This syste

B Battery ReplacementThe battery that comes with the computer provides power to the real-time clock. When replacing thebattery, use a battery equivale

8. Depending on the type of battery holder on the system board, complete the following instructionsto replace the battery.Type 1a. Lift the battery ou

iv About This Book ENWW

b. Insert the new battery and position the clip back into place.Figure B-3 Removing a Coin Cell Battery (Type 3)NOTE: After the battery has been repl

C Security Lock ProvisionsNOTE: For information on data security features, refer to the Computer Setup (F10) Utility Guide, theDesktop Management Guid

PadlockFigure C-3 Installing a Padlock36 Appendix C Security Lock Provisions ENWW

HP Business PC Security Lock1. Fasten the security cable by looping it around a stationary object.Figure C-4 Securing the Cable to a Fixed Object2. T

3. Screw the lock to the chassis using the screw provided.Figure C-6 Attaching the Lock to the Chassis4. Insert the plug end of the security cable in

D Electrostatic DischargeA discharge of static electricity from a finger or other conductor may damage system boards or otherstatic-sensitive devices.

E Computer Operating Guidelines,Routine Care and Shipping PreparationComputer Operating Guidelines and RoutineCareFollow these guidelines to properly

Optical Drive PrecautionsBe sure to observe the following guidelines while operating or cleaning the optical drive.Operation●Do not move the drive dur

IndexAaccess panellocking and unlocking 35removing 10application key 4audio connectors 2Bbattery replacement 32bezel, removing 11Ccable lock 35CD-ROM

release latchattaching optical drive 26removingaccess panel 10battery 32bezel blanks 13front bezel 11hard drive 19optical drive 24port cover 29RJ-45 c

Table of contents1 Product FeaturesStandard Configuration Features ...

Appendix E Computer Operating Guidelines, Routine Care and Shipping PreparationComputer Operating Guidelines and RoutineCare ...

1 Product FeaturesStandard Configuration FeaturesThe HP Compaq Ultra-Slim Desktop computer comes with features that may vary depending on themodel. Fo

Front Panel ComponentsDrive configuration may vary by model.Figure 1-2 Front Panel ComponentsTable 1-1 Front Panel Components1 Optical Drive 5 Syste

Rear Panel ComponentsFigure 1-3 Rear Panel ComponentsTable 1-2 Rear Panel Components1 Power Cord Connector 6 VGA Monitor Connector (blue)2 Digital V