HP EliteDesk 705 G5 Handbuch

Maintenance and Service Guide

HP EliteDesk 705 G5 Small Form Factor Business PC

L.P.

AMD, Athlon, Radeon, and Ryzen are

trademarks of Advanced Micro Devices, Inc.

Bluetooth is a trademark owned by its

proprietor and used by HP Inc. under license.

Intel is a trademark of Intel Corporation or its

subsidiaries in the U.S. and/or other countries.

Microsoft and Windows are trademarks of the

Microsoft group of companies. DisplayPort and

the DisplayPort logo are trademarks owned by

the Video Electronics Standards Association

(VESA) in the United States and other countries.

The information contained herein is subject to

change without notice. 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. HP shall not be liable for

technical or editorial errors or omissions

contained herein.

First Edition: November 2019

Document Part Number: L71695-001

Product notice

This guide describes features that are common

to most models. Some features may not be

available on your computer.

Not all features are available in all editions or

versions of Windows. Systems may require

upgraded and/or separately purchased

hardware, drivers, software or BIOS update to

take full advantage of Windows functionality.

Windows 10 is automatically updated, which is

always enabled. ISP fees may apply and

additional requirements may apply over time

for updates. Go to http://www.microsoft.com

for details.

To access the latest user guides, go to

http://www.hp.com/support, and follow the

instructions to nd your product. Then select

User Guides.

Software terms

By installing, copying, downloading, or

otherwise using any software product

preinstalled on this computer, you agree to be

bound by the terms of the HP End User License

Agreement (EULA). If you do not accept these

license terms, your sole remedy is to return the

entire unused product (hardware and software)

within 14 days for a full refund subject to the

refund policy of your seller.

For any further information or to request a full

refund of the price of the computer, please

contact your seller.

Not all features are available in all editions of

Windows. This computer may require upgraded

and/or separately purchased hardware, drivers

and/or software to take full advantage of

Windows functionality. Go to

http://www.microsoft.com for details.

Safety warning notice

WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place

the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, at

surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as

pillows or rugs or clothing, to block airow. Also, do not allow the AC adapter to contact the skin or a soft

surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter comply with

the user-accessible surface temperature limits dened by applicable safety standards.

iii

iv Safety warning notice

Table of contents

1 Computer features ........................................................................................................................................ 1

Standard conguration features ........................................................................................................................... 1

Front panel components ........................................................................................................................................ 2

Rear panel components ......................................................................................................................................... 3

Serial number location .......................................................................................................................................... 4

Changing from desktop to tower orientation ........................................................................................................ 5

2 Illustrated parts catalog ................................................................................................................................ 6

Computer major components ................................................................................................................................ 6

Cables and adapters .............................................................................................................................................. 9

Mouse and keyboards .......................................................................................................................................... 10

3 Routine care, SATA drive guidelines, and disassembly preparation .................................................................. 12

Electrostatic discharge information .................................................................................................................... 12

Generating static electricity .............................................................................................................. 12

Preventing electrostatic damage to equipment ............................................................................... 13

Personal grounding methods and equipment .................................................................................. 13

Grounding the work area ................................................................................................................... 14

Recommended materials and equipment ........................................................................................ 14

Operating guidelines ........................................................................................................................................... 15

Routine care ......................................................................................................................................................... 15

General cleaning safety precautions ................................................................................................ 15

Cleaning the computer case .............................................................................................................. 15

Cleaning the keyboard ....................................................................................................................... 16

Cleaning the monitor ......................................................................................................................... 16

Cleaning the mouse ........................................................................................................................... 16

Service considerations ......................................................................................................................................... 16

Tools and software requirements ..................................................................................................... 17

Screws ............................................................................................................................................... 17

Cables and connectors ...................................................................................................................... 17

Hard drives ........................................................................................................................................ 17

Lithium coin cell battery .................................................................................................................... 18

SATA hard drives .................................................................................................................................................. 18

SMART ATA drives ................................................................................................................................................ 18

SATA hard drive cables ...................................................................................................................... 18

SATA data cable ............................................................................................................... 18

Cable management ........................................................................................................................... 19

4 Removal and replacement procedures ........................................................................................................... 20

Preparation for disassembly ............................................................................................................................... 20

Front bezel dust lter .......................................................................................................................................... 21

Access panel ......................................................................................................................................................... 23

Front bezel ........................................................................................................................................................... 24

Slim optical drive bezel blank .............................................................................................................................. 25

Drive cage ............................................................................................................................................................ 26

System board connectors .................................................................................................................................... 27

Memory ................................................................................................................................................................ 28

Populating DIMM sockets .................................................................................................................. 28

Removing and installing DIMMs ........................................................................................................ 29

Expansion card ..................................................................................................................................................... 31

Drives ................................................................................................................................................................... 35

Drive positions ................................................................................................................................... 35

Installing and removing drives .......................................................................................................... 35

Removing a 9.5 mm slim optical drive ........................................................................... 36

Installing a 9.5 mm slim optical drive ............................................................................ 38

Removing a 3.5 inch hard drive ...................................................................................... 39

Installing a 3.5 inch hard drive ........................................................................................ 40

Removing and installing an M.2 solid-state drive .......................................................... 43

Fan duct ................................................................................................................................................................ 45

Heat sink and fan ................................................................................................................................................. 46

Processor ............................................................................................................................................................. 47

WLAN module ...................................................................................................................................................... 48

Power supply ....................................................................................................................................................... 49

Option card ........................................................................................................................................................... 51

Hood sensor ......................................................................................................................................................... 52

Card reader ........................................................................................................................................................... 53

Speaker ................................................................................................................................................................ 54

Antennas .............................................................................................................................................................. 55

System board ....................................................................................................................................................... 57

5 Computer Setup (F10) Utility ........................................................................................................................ 59

Computer Setup (F10) Utilities ............................................................................................................................ 59

Using Computer Setup (F10) Utilities ................................................................................................ 59

Computer Setup–Main ....................................................................................................................... 61

Computer Setup—Security ............................................................................................................... 63

Computer Setup—Advanced ............................................................................................................. 66

Computer Setup—UEFI Drivers ......................................................................................................... 71

Recovering the Conguration Settings ............................................................................................................... 71

6 Troubleshooting without diagnostics ............................................................................................................ 72

Safety and comfort .............................................................................................................................................. 72

Before you call for technical support .................................................................................................................. 72

Helpful hints ........................................................................................................................................................ 73

Solving general problems .................................................................................................................................... 74

Solving power problems ...................................................................................................................................... 77

Solving hard drive problems ................................................................................................................................ 78

Solving media card reader problems ................................................................................................................... 80

Solving display problems .................................................................................................................................... 82

Solving audio problems ....................................................................................................................................... 85

Solving printer problems ..................................................................................................................................... 87

Solving keyboard and mouse problems .............................................................................................................. 89

Solving hardware installation problems ............................................................................................................. 90

Solving network problems .................................................................................................................................. 91

Solving memory problems .................................................................................................................................. 93

Solving CD-ROM and DVD problems .................................................................................................................... 95

Solving USB ash drive problems ........................................................................................................................ 97

Solving front panel component problems .......................................................................................................... 98

Solving Internet access problems ....................................................................................................................... 98

Solving software problems .................................................................................................................................. 99

7 POST error messages ................................................................................................................................. 100

POST numeric codes and text messages .......................................................................................................... 100

Interpreting POST diagnostic front panel lights and audible codes ................................................................. 104

8 Password security and resetting CMOS ........................................................................................................ 106

Resetting the password jumper ........................................................................................................................ 106

Changing a Setup or Power-On password ......................................................................................................... 107

Deleting a Setup or Power-On password .......................................................................................................... 108

Clearing and resetting the CMOS ....................................................................................................................... 108

9 Using HP PC Hardware Diagnostics .............................................................................................................. 110

Using HP PC Hardware Diagnostics Windows (select products only) ............................................................... 110

Downloading HP PC Hardware Diagnostics Windows ..................................................................... 110

Downloading the latest HP PC Hardware Diagnostics Windows version ..................... 111

Downloading HP Hardware Diagnostics Windows by product name or number

(select products only) ................................................................................................... 111

Installing HP PC Hardware Diagnostics Windows ........................................................................... 111

vii

Using HP PC Hardware Diagnostics UEFI ........................................................................................................... 111

Starting HP PC Hardware Diagnostics UEFI .................................................................................... 112

Downloading HP PC Hardware Diagnostics UEFI to a USB ash drive ............................................ 112

Downloading the latest HP PC Hardware Diagnostics UEFI version ............................ 112

Downloading HP PC Hardware Diagnostics UEFI by product name or number

(select products only) ................................................................................................... 112

Using Remote HP PC Hardware Diagnostics UEFI settings (select products only) ........................................... 113

Downloading Remote HP PC Hardware Diagnostics UEFI ............................................................... 113

Downloading the latest Remote HP PC Hardware Diagnostics UEFI version ............... 113

Downloading Remote HP PC Hardware Diagnostics UEFI by product name or

number .......................................................................................................................... 113

Customizing Remote HP PC Hardware Diagnostics UEFI settings .................................................. 113

10 Backing up, restoring, and recovering ........................................................................................................ 115

Backing up information and creating recovery media ...................................................................................... 115

Using Windows tools ....................................................................................................................... 115

Using the HP Cloud Recovery Download Tool to create recovery media (select products only) ... 115

Restoring and recovery ..................................................................................................................................... 116

Restoring, resetting, and refreshing using Windows tools ............................................................ 116

Recovering using HP Recovery media ............................................................................................. 116

Changing the computer boot order ................................................................................................ 116

Using HP Sure Recover (select products only) ................................................................................ 117

11 Power cord set requirements .................................................................................................................... 118

General requirements ........................................................................................................................................ 118

Japanese power cord requirements .................................................................................................................. 118

Country-specic requirements .......................................................................................................................... 119

12 Statement of memory volatility ................................................................................................................ 120

Nonvolatile memory usage ............................................................................................................................... 122

Questions and answers ..................................................................................................................................... 124

Using HP Sure Start (select models only) .......................................................................................................... 125

13 Specications .......................................................................................................................................... 126

Index ........................................................................................................................................................... 127

viii

1 Computer features

Standard conguration features

Features vary depending on the model. For support assistance and to learn more about the hardware and

software installed on your computer model, run the HP Support Assistant utility.

NOTE: You can use this computer model in a tower orientation or a desktop orientation.

See Changing from desktop to tower orientation on page 5.

Standard conguration features 1

Front panel components

Drive conguration varies by model. Some models have a bezel blank that covers one or more drive bays.

Table 1-1 Identifying the front panel components

Front panel components

1 SD card reader (optional) 5 Audio-out (headphone)/Audio-in (microphone) combo

jack

2 USB Type-C charging port 6 Hard drive activity light

3 USB SuperSpeed ports (3) 7 Power button

4 USB port with HP Sleep and Charge 8 Slim optical drive (optional)

NOTE: The combo jack supports headphones, line output devices, microphones, line input devices, or CTIA-style headsets.

NOTE: The light on the power button is normally white when the power is on. If the light ashes red, the computer

displays a diagnostic code to indicate a problem. For more information, see POST error messages on page 100.

2 Chapter 1 Computer features

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