HP EliteDesk 800 G1 Tower PC (ENERGY STAR) User's Guide

Hardware Reference GuideHP EliteDesk 800 G1 TowerHP EliteDesk 800 G1 Small Form FactorHP EliteDesk 800 G1 Ultra-slim Desktop

Small Form Factor (SFF)Ultra-slim Desktop (USDT)2 Chapter 1 Product features ENWW

HP business PC security lock1. Fasten the security cable by looping it around a stationary object.2. Insert the cable lock into the cable lock slot on

3. Slide the security cable through the hole in the cable lock on the rear of the monitor.4. Use the bracket provided in the kit to secure other perip

5. Thread the keyboard and mouse cables through the computer chassis lock.6. Screw the lock to the chassis in the thumbscrew hole using the screw prov

7. Insert the plug end of the security cable into the lock (1) and push the button in (2) to engage thelock. Use the key provided to disengage the loc

Front bezel securityThe front bezel can be locked in place by installing a security screw provided by HP. To install thesecurity screw:1. Remove/disen

8. Install the security screw through the middle front bezel release tab to secure the front bezel inplace.9. Replace the access panel.10. If the comp

4 Ultra-slim Desktop (USDT) hardwareupgradesServiceability featuresThe computer includes features that make it easy to upgrade and service. No tools a

Connecting the power cordWhen connecting the power supply, it is important to follow the steps below to ensure the power corddoes not pull free from t

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

Replacing the computer access panel1. Align the tabs on the panel with the slots on the chassis then slide the panel towards the front ofthe chassis u

Tower (TWR) front panel componentsDrive configuration may vary by model. Some models have a bezel blank covering one or more drivebays.1 5.25-inch Hal

Removing the front bezel1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as compact dis

Removing a bezel blankOn some models, there is a bezel blank covering the slim optical drive bay that needs to be removedbefore installing a slim opti

Replacing the front bezelInsert the three hooks on the bottom side of the bezel into the rectangular holes on the chassis (1)then rotate the top side

Changing from desktop to tower configurationThe Ultra-slim Desktop can be used in a tower orientation with the tower stand included with thecomputer.1

System board connectionsRefer to the following illustration and table to identify the system board connectors.No. System Board Connector System Board

Installing additional memoryThe computer comes with double data rate 3 synchronous dynamic random access memory (DDR3-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 and wait approximately 30 seconds for the powerto drain before adding or removing memory

8. To remove a SODIMM, press outward on the two latches on each side of the SODIMM (1) thenpull the SODIMM out of the socket (2).NOTE: If a solenoid h

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

Small Form Factor (SFF) front panel componentsDrive configuration may vary by model. Some models have a bezel blank covering one or more drivebays.1 S

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, youmust remove the a

Replacing the hard driveNOTE: The Ultra-slim Desktop supports only 2.5-inch Serial ATA (SATA) internal hard drives.Before you remove the old hard driv

9. Lift the hard drive carrier straight up and out of the chassis.10. Remove the four guide screws from the sides of the hard drive carrier.11. Lift t

12. Position the hard drive so that the top of the hard drive is up against the top of the carrier (1) sothat the circuit board on the bottom of the h

14. To place the hard drive carrier back in the chassis, align the guide screws with the slots on thedrive bay, drop the carrier straight down into th

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

Installing a security lockCable lockThere are two cable lock slots on the rear of the computer. The slot next to the thumbscrew should beused when the

PadlockHP business PC security lock1. Fasten the security cable by looping it around a stationary object.120 Chapter 4 Ultra-slim Desktop (USDT) har

2. Insert the cable lock into the cable lock slot on the back of the monitor and secure the lock to themonitor by inserting the key into the key hole

Ultra-slim Desktop (USDT) front panel componentsDrive configuration may vary by model. Some models have a bezel blank covering the optical drivebay.1

4. Use the bracket provided in the kit to secure other peripheral devices by laying the device cableacross the center of the bracket (1) and inserting

6. Screw the lock to the chassis in the thumbscrew hole using the screw provided.7. Insert the plug end of the security cable into the lock (1) and pu

8. When complete, all devices in your workstation will be secured.Front bezel securityThe front bezel can be locked in place by installing a security

7. Remove the black screw on the front of the chassis behind the bezel. The screw is located nextto the optical drive and is labeled "BEZEL."

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

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

b. Insert the new battery and position the clip back into place.NOTE: After the battery has been replaced, use the following steps to complete this pr

B Unlocking the Smart Cover LockNOTE: The Smart Cover Lock is an optional feature included on some models only.The Smart Cover Lock is a software-cont

Using the Smart Cover FailSafe Key to remove the SmartCover LockTo open the access panel with the Smart Cover Lock engaged:1. Remove/disengage any sec

●Removing the Smart Cover Lock Screw from the Small Form Factor●Removing the Smart Cover Lock Screw from the Ultra-slim Desktop6. You can now remove t

Tower (TWR) rear panel components1 Power Cord Connector 7 Line-Out Connector for powered audiodevices (green)2PS/2 Keyboard Connector (purple) 8 PS/2

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

D Computer operating guidelines, routinecare and shipping preparationComputer operating guidelines and routine careFollow 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 du

IndexAaccess panellocking and unlocking 129SFF removal 58SFF replacement 59TWR removal 15TWR replacement 16USDT removal 100USDT replacement 101Bbatter

Mmedia card readerfeatures 9SFF installation 77SFF removal 75TWR installation 38TWR removal 36memorySFF installation 65SFF socket population 65SFF spe

Small Form Factor (SFF) rear panel components1 PS/2 Mouse Connector (green) 7 PS/2 Keyboard Connector (purple)2RJ-45 Network Connector 8 DisplayPort M

Ultra-slim Desktop (USDT) rear panel components1 Line-Out Connector for powered audiodevices (green)6 VGA Monitor Connector2USB 2.0 Ports (black) 7

Media card reader componentsThe media card reader is an optional device available on some models only. Refer to the followingillustration and table to

KeyboardComponent Component1 Sleep 6 Mute volume2 Fast reverse 7 Decrease volume3 Play/pause 8 Increase volume4 Stop 9 Windows logo key5 Fast forward

Windows Logo Key + Windows 7 Windows 8l Locks the computer if you are connected toa network domain, or allows you to switchusers if you are not connec

© Copyright 2013 Hewlett-PackardDevelopment Company, L.P. Theinformation contained herein is subject tochange without notice.Microsoft® and Windows® a

Windows Logo Key + Windows 7 Windows 8- (on numpad) Zooms out Zooms out (Magnifier)Home Minimizes non-active desktop windows Minimizes non-active desk

Ultra-slim Desktop (USDT)ENWW Serial number location 13

2 Tower (TWR) hardware upgradesServiceability featuresThe computer includes features that make it easy to upgrade and service. No tools are needed for

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

Replacing the computer access panelSlide the lip on the front end of the access panel under the lip on the front of the chassis (1) thenpress the back

Removing the front bezel1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as compact dis

Removing bezel blanksOn some models, there are bezel blanks covering one or more drive bays that need to be removedbefore installing a drive. To remov

●To remove a slim optical drive bezel blank, press inward on the retaining tabs that hold thebezel blank in place (1) then pull the bezel blank from t

System board connectionsRefer to the following illustration and table to identify the system board connectors.No. System Board Connector System Board

No. System Board Connector System Board Label Color Component17 DIMM4 (Channel A) DIMM4 white Memory Module18 DIMM3 (Channel A) DIMM3 black Memory Mod

About this bookThis guide provides basic information for upgrading HP EliteDesk Business PCs.WARNING! Text set off in this manner indicates that failu

In addition, the computer supports:●512-Mbit, 1-Gbit, and 2-Gbit non-ECC memory technologies●single-sided and double-sided DIMMs●DIMMs constructed wit

Installing DIMMsCAUTION: You must disconnect the power cord and wait approximately 30 seconds for the powerto drain before adding or removing memory m

6. Open both latches of the memory module socket (1), and insert the memory module into thesocket (2).NOTE: A memory module can be installed in only o

Removing or installing an expansion cardThe computer has two PCI Express x1 expansion slots, one PCI Express x16 expansion slot, andone PCI Express x1

8. Before installing an expansion card, remove the expansion slot cover or the existing expansioncard.NOTE: Before removing an installed expansion car

c. If you are removing a PCI Express x16 card, pull the retention arm on the back of theexpansion socket away from the card and carefully rock the car

12. Close the expansion card retention latch, making sure that it snaps firmly into place.13. Connect external cables to the installed card, if needed

Drive positions1 5.25-inch half-height drive bay2 Slim optical drive bay3 3.5-inch drive bay for optional drive (such as a media card reader)4 Primary

Installing and removing drivesWhen installing drives, follow these guidelines:●The primary Serial ATA (SATA) hard drive must be connected to the dark

CAUTION: To prevent loss of work and damage to the computer or drive:If you are inserting or removing a drive, shut down the operating system properly

iv About this book ENWW

Removing a 5.25-inch driveNOTE: HP does not offer a 5.25-inch optical drive for this computer model. A 5.25-inch optical drivemay have been installed

7. Press down on the green drivelock mechanism (1) and slide the drive from the drive bay (2).Installing a 5.25-inch driveNOTE: HP does not offer a 5.

7. If you are installing an optical drive, install four M3 metric guide screws (not provided) in thelower holes on each side of the drive.NOTE: When r

9. Connect the power cable (1) and data cable (2) to the rear of the optical drive.10. Connect the opposite end of the data cable to one of the light

Removing a 3.5-inch deviceCAUTION: All removable media should be taken out of a drive before removing the drive from thecomputer.1. Remove/disengage a

7. Press the release lever at the rear of the drive away from the drive (1) and slide the drive fromthe drive bay (2).ENWW Installing and removing dri

Installing a 3.5-inch device1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as compact

8. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, untilthe drive snaps into place.9. If installing a

Removing a slim optical driveCAUTION: All removable media should be taken out of a drive before removing the drive from thecomputer.1. Remove/disengag

7. Push the green release lever on the right rear side of the drive toward the center of the drive (1),then slide the drive forward and out of the bay

Table of contents1 Product features ...

d. Insert the second pin, and press the entire release latch firmly to fasten the latch securelyto the optical drive.8. Slide the optical drive throug

9. Connect the power cable (1) and data cable (2) to the rear of the optical drive.10. Connect the opposite end of the data cable to one of the light

Removing a 3.5-inch or 2.5-inch hard driveNOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive sothat you c

7. Release the drive by pulling the release tab away from the drive (1) and sliding the drive out ofthe bay (2).8. Remove the four guide screws (two o

6. Install guide screws on the sides of the drive. 3.5-inch hard drives use standard 6-32 silver andblue isolation mounting screws. 2.5-inch hard driv

●You can also install a 2.5-inch hard drive into a 3.5-inch drive bay using an adapter bracketsimilar to the example shown below.◦Slide the drive into

◦Install four 6-32 silver and blue isolation mounting guide screws in the adapter bracket(two on each side of the bracket).7. Slide the drive into the

8. Connect the power cable (1) and data cable (2) to the back of the hard drive.NOTE: The power cable for the hard drives is a three-headed cable that

Installing a security lockThe security locks displayed below and on the following page can be used to secure the computer.Cable lockPadlock50 Chapter

HP business PC security lock1. Fasten the security cable by looping it around a stationary object.2. Insert the cable lock into the cable lock slot on

Installing DIMMs ... 23Removing or instal

3. Slide the security cable through the hole in the cable lock on the rear of the monitor.4. Use the bracket provided in the kit to secure other perip

5. Thread the keyboard and mouse cables through the computer chassis lock.6. Screw the lock to the chassis in the thumbscrew hole using the screw prov

7. Insert the plug end of the security cable into the lock (1) and push the button in (2) to engage thelock. Use the key provided to disengage the loc

Front bezel securityThe front bezel can be locked in place by installing a security screw provided by HP. To install thesecurity screw:1. Remove/disen

7. Install the security screw through the middle front bezel release tab to secure the front bezel inplace.8. Replace the access panel.9. Reconnect th

3 Small Form Factor (SFF) hardwareupgradesServiceability featuresThe computer includes features that make it easy to upgrade and service. No tools are

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

Replacing the computer access panelSlide the lip on the front end of the access panel under the lip on the front of the chassis (1) thenpress the back

Removing the front bezel1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as compact dis

Removing bezel blanksOn some models, there are bezel blanks covering the 3.5-inch and slim optical drive bays that needto be removed before installing

Removing a 2.5-inch hard drive ... 86Installing a 2.5-inch hard

Replacing the front bezelInsert the four hooks on the bottom side of the bezel into the rectangular holes on the chassis (1) thenrotate the top side o

Changing from desktop to tower configurationThe Small Form Factor computer can be used in a tower orientation with an optional tower stand thatcan be

System board connectionsRefer to the following illustration and table to identify the system board connectors for your model.No. System Board Connecto

No. System Board Connector System Board Label Color Component19 SATA 3.0 SATA1 light blue Any SATA Device other than thePrimary Hard Drive20 SATA 3.0

The system will automatically operate in single channel mode, dual channel mode, or flex mode,depending on how the DIMMs are installed.NOTE: Single ch

4. Disconnect the power cord from the power outlet and disconnect any external devices.CAUTION: You must disconnect the power cord and wait approximat

The computer should automatically recognize the additional memory the next time you turn on thecomputer.Removing or installing an expansion cardThe co

9. Before installing an expansion card, remove the expansion slot cover or the existing expansioncard.NOTE: Before removing an installed expansion car

c. If you are removing a PCI Express x16 card, pull the retention arm on the back of theexpansion socket away from the card and carefully rock the car

12. To install a new expansion card, hold the card just above the expansion socket on the systemboard then move the card toward the rear of the chassi

Using the Smart Cover FailSafe Key to remove the Smart Cover Lock ... 130Appendix C Electrostatic discharge .

18. Lock any security devices that were disengaged when the access panel was removed.19. Reconfigure the computer, if necessary.Drive positions1 Slim

Installing and removing drivesWhen installing drives, follow these guidelines:●The primary Serial ATA (SATA) hard drive must be connected to the dark

CAUTION: To prevent loss of work and damage to the computer or drive:If you are inserting or removing a drive, shut down the operating system properly

Removing a 3.5-inch deviceCAUTION: All removable media should be taken out of a drive before removing the drive from thecomputer.1. Remove/disengage a

8. Disconnect the drive cables from the rear of the drive, or, if you are removing a media cardreader, disconnect the USB cable from the system board

Installing a 3.5-inch device1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as compact

9. Rotate the drive cage to its upright position.10. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, u

11. If installing a USB 3.0 media card reader, connect the USB cable from the media card reader tothe USB 3.0 connector on the system board labeled ME

Removing a slim optical driveCAUTION: All removable media should be taken out of a drive before removing the drive from thecomputer.1. Remove/disengag

Installing a slim optical drive1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as comp

1 Product featuresStandard configuration featuresFeatures may vary depending on the model. For a complete listing of the hardware and softwareinstalle

9. Slide the optical drive through the front bezel all the way into the bay so that it locks in place (1),then connect the power cable (2) and data ca

5. If the computer is on a stand, remove the computer from the stand.6. Remove the computer access panel.7. Disconnect the power cable (1) and data ca

9. To install a hard drive, you must transfer the silver and blue isolation mounting guide screwsfrom the old hard drive to the new hard drive.10. Ali

11. Connect the power cable (1) and data cable (2) to the back of the hard drive.NOTE: The data cable for the primary hard drive must be connected to

Removing a 2.5-inch hard drive1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as compa

8. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.9. Pull outward on the release lever at the rear of the drive (1)

Installing a 2.5-inch hard drive1. Remove/disengage any security devices that prohibit opening the computer.2. Remove all removable media, such as com

8. Rotate the drive cage to its upright position.9. Align the guide screws on the drive with the J-slots on the sides of the drive bay. Press the driv

10. Connect the power cable (1) and data cable (2) to the back of the hard drive.NOTE: If the 2.5-inch hard drive is the primary drive, connect the da

Installing a security lockThe security locks displayed below and on the following pages can be used to secure the computer.Cable lockPadlockENWW Insta