HP EliteDesk 705 G5 Handbuch

Maintenance and Service Guide

HP EliteDesk 705 G5 Desktop Mini

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 and vPro are trademarks 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: L71697-001

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 come into contact with 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

About this guide

WARNING! Indicates a hazardous situation that, if not avoided, could result in serious injury or death.

CAUTION: Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury.

IMPORTANT: Indicates information considered important but not hazard-related (for example, messages

related to property damage). Warns the user that failure to follow a procedure exactly as described could

result in loss of data or in damage to hardware or software. Also contains essential information to explain a

concept or to complete a task.

NOTE: Contains additional information to emphasize or supplement important points of the main text.

TIP: Provides helpful hints for completing a task.

vi About this guide

Table of contents

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

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

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

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

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

Attaching the computer to a mounting xture ..................................................................................................... 6

Installing a security lock ........................................................................................................................................ 7

2 Illustrated parts catalog ................................................................................................................................ 8

Computer major components ................................................................................................................................ 8

Mass storage devices ........................................................................................................................................... 10

Miscellaneous parts ............................................................................................................................................. 11

3 Routine care, SATA drive guidelines, and disassembly preparation .................................................................. 13

Electrostatic discharge information .................................................................................................................... 13

Generating static electricity .............................................................................................................. 13

Preventing electrostatic damage to equipment ............................................................................... 14

Personal grounding methods and equipment .................................................................................. 14

Grounding the work area ................................................................................................................... 15

Recommended materials and equipment ........................................................................................ 15

Operating guidelines ........................................................................................................................................... 16

Routine care ......................................................................................................................................................... 16

General cleaning safety precautions ................................................................................................ 16

Cleaning the computer case .............................................................................................................. 16

Cleaning the keyboard ....................................................................................................................... 17

Cleaning the monitor ......................................................................................................................... 17

Cleaning the mouse ........................................................................................................................... 17

Service considerations ......................................................................................................................................... 17

Tools and software requirements ..................................................................................................... 18

Screws ............................................................................................................................................... 18

Cables and connectors ...................................................................................................................... 18

Hard drives ........................................................................................................................................ 18

Lithium coin cell battery .................................................................................................................... 19

SATA hard drives .................................................................................................................................................. 19

SMART ATA drives ................................................................................................................................................ 19

SATA hard drive cables ...................................................................................................................... 19

vii

SATA data cable ............................................................................................................... 19

Cable management ........................................................................................................................... 20

4 Removal and replacement procedures ........................................................................................................... 21

Warnings and cautions ........................................................................................................................................ 21

Preparation for disassembly ............................................................................................................................... 22

Front bezel dust lter .......................................................................................................................................... 22

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

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

Hood sensor ......................................................................................................................................................... 25

Speaker ................................................................................................................................................................ 26

Hard drive ............................................................................................................................................................. 27

Hard drive connector ........................................................................................................................................... 28

Drive cage ............................................................................................................................................................ 29

Graphics processor and heat sink assembly ....................................................................................................... 30

M.2 PCIe solid state drive (SSD) ........................................................................................................................... 31

WLAN module ...................................................................................................................................................... 33

Battery ................................................................................................................................................................. 35

Expansion connector board ................................................................................................................................. 37

Memory modules ................................................................................................................................................. 38

Memory module specications ......................................................................................................... 38

Removing memory modules ............................................................................................................. 38

Fan ........................................................................................................................................................................ 41

Heat sink .............................................................................................................................................................. 42

Processor ............................................................................................................................................................. 44

System board ....................................................................................................................................................... 45

System board components ............................................................................................................... 48

Internal WLAN antenna cables ............................................................................................................................ 49

5 Computer Setup (F10) Utility ........................................................................................................................ 51

Computer Setup (F10) Utilities ............................................................................................................................ 51

Using Computer Setup (F10) Utilities ................................................................................................ 51

Computer Setup–Main ....................................................................................................................... 53

Computer Setup—Security ............................................................................................................... 55

Computer Setup—Advanced ............................................................................................................. 58

Computer Setup—UEFI Drivers ......................................................................................................... 63

Recovering the Conguration Settings ............................................................................................................... 63

6 Troubleshooting without diagnostics ............................................................................................................ 64

Safety and comfort .............................................................................................................................................. 64

viii

Before you call for technical support .................................................................................................................. 64

Helpful hints ........................................................................................................................................................ 65

Solving general problems .................................................................................................................................... 66

Solving power problems ...................................................................................................................................... 69

Solving hard drive problems ................................................................................................................................ 70

Solving media card reader problems ................................................................................................................... 72

Solving display problems .................................................................................................................................... 73

Solving audio problems ....................................................................................................................................... 77

Solving printer problems ..................................................................................................................................... 79

Solving keyboard and mouse problems .............................................................................................................. 81

Solving hardware installation problems ............................................................................................................. 82

Solving network problems .................................................................................................................................. 83

Solving memory problems .................................................................................................................................. 85

Solving CD-ROM and DVD problems .................................................................................................................... 87

Solving USB ash drive problems ........................................................................................................................ 89

Solving front panel component problems .......................................................................................................... 90

Solving Internet access problems ....................................................................................................................... 90

Solving software problems .................................................................................................................................. 91

7 POST error messages ................................................................................................................................... 92

POST numeric codes and text messages ............................................................................................................. 92

Interpreting POST diagnostic front panel lights and audible codes ................................................................... 96

8 Password security and resetting CMOS .......................................................................................................... 98

Resetting the password jumper .......................................................................................................................... 98

Changing a setup or power-on password ........................................................................................................... 99

Deleting a setup or power-on password ........................................................................................................... 100

Clearing and resetting the CMOS ....................................................................................................................... 100

9 Using HP PC Hardware Diagnostics .............................................................................................................. 102

Using HP PC Hardware Diagnostics Windows (select products only) ............................................................... 102

Downloading HP PC Hardware Diagnostics Windows ..................................................................... 102

Downloading the latest HP PC Hardware Diagnostics Windows version ..................... 103

Downloading HP Hardware Diagnostics Windows by product name or number

(select products only) ................................................................................................... 103

Installing HP PC Hardware Diagnostics Windows ........................................................................... 103

Using HP PC Hardware Diagnostics UEFI ........................................................................................................... 103

Starting HP PC Hardware Diagnostics UEFI .................................................................................... 104

Downloading HP PC Hardware Diagnostics UEFI to a USB ash drive ............................................ 104

Downloading the latest HP PC Hardware Diagnostics UEFI version ............................ 104

Downloading HP PC Hardware Diagnostics UEFI by product name or number

(select products only) ................................................................................................... 105

Using Remote HP PC Hardware Diagnostics UEFI settings (select products only) ........................................... 105

Downloading Remote HP PC Hardware Diagnostics UEFI ............................................................... 105

Downloading the latest Remote HP PC Hardware Diagnostics UEFI version ............... 105

Downloading Remote HP PC Hardware Diagnostics UEFI by product name or

number .......................................................................................................................... 105

Customizing Remote HP PC Hardware Diagnostics UEFI settings .................................................. 105

10 Backing up, restoring, and recovering ........................................................................................................ 107

Backing up information and creating recovery media ...................................................................................... 107

Using Windows tools ....................................................................................................................... 107

Using the HP Cloud Recovery Download Tool to create recovery media (select products only) ... 107

Restoring and recovery ..................................................................................................................................... 108

Restoring, resetting, and refreshing using Windows tools ............................................................ 108

Recovering using HP Recovery media ............................................................................................. 108

Changing the computer boot order ................................................................................................ 108

Using HP Sure Recover (select products only) ................................................................................ 109

11 Power cord set requirements .................................................................................................................... 110

General requirements ........................................................................................................................................ 110

Japanese power cord requirements .................................................................................................................. 110

Country-specic requirements .......................................................................................................................... 111

12 Statement of memory volatility ................................................................................................................ 112

Nonvolatile memory usage ............................................................................................................................... 114

Questions and answers ..................................................................................................................................... 116

Using HP Sure Start (select models only) .......................................................................................................... 117

13 Specications .......................................................................................................................................... 118

Index ........................................................................................................................................................... 119