HP Z8 G4 Manual

Maintenance and Service Guide
HP Z8 G4 Workstation

© Copyright 2017 HP Development Company,
L.P.
Product notice
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Inc. Bluetooth is a trademark owned by its
proprietor and used by HP Inc. under license.
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Corporation in the U.S. and other countries.
Microsoft and Windows are either registered
trademarks or trademarks of Microsoft
Corporation in the United States and/or other
countries. SD Logo is a trademark of
its proprietor.
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 of
Windows 10. This computer may require
upgraded and/or separately purchased
hardware, drivers and/or software to take full
advantage of Windows 10 functionality. See
http://www.microsoft.com for details.
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.
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.
Second Edition: November 2017
First Edition: October 2017
Document Part Number: 932087-002
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.

About This Book
WARNING! Text set o in this manner indicates that failure to follow directions could result in bodily harm or
loss of life.
CAUTION: Text set o in this manner indicates that failure to follow directions could result in damage to
equipment or loss of information.
NOTE: Text set o in this manner provides important supplemental information.
iii

iv About This Book

Table of contents
1 Product features ....................................................................................................................................................................................... 1
Standard conguration features ............................................................................................................................................ 1
Front panel components ......................................................................................................................................................... 2
Left-side components ............................................................................................................................................................. 4
Rear panel components .......................................................................................................................................................... 5
2 Illustrated parts catalog ........................................................................................................................................................................... 6
Serial number location ............................................................................................................................................................. 6
Computer major components ................................................................................................................................................ 6
3 Routine care, SATA drive guidelines, and disassembly preparation ............................................................................................... 10
Electrostatic discharge information .................................................................................................................................... 10
Generating static ............................................................................................................................................... 10
Preventing electrostatic damage to equipment ........................................................................................... 11
Personal grounding methods and equipment .............................................................................................. 11
Grounding the work area .................................................................................................................................. 11
Recommended materials and equipment ..................................................................................................... 12
Operating guidelines .............................................................................................................................................................. 12
Routine care ............................................................................................................................................................................ 13
General cleaning safety precautions .............................................................................................................. 13
Cleaning the computer case ............................................................................................................................ 13
Cleaning the keyboard ...................................................................................................................................... 13
Cleaning the monitor ........................................................................................................................................ 14
Service considerations .......................................................................................................................................................... 14
Tools and software requirements .................................................................................................................. 14
Screws ................................................................................................................................................................. 14
Cables and connectors ..................................................................................................................................... 15
Hard Drives ......................................................................................................................................................... 15
Lithium coin cell battery ................................................................................................................................... 15
SATA hard drives ..................................................................................................................................................................... 16
SMART ATA drives ................................................................................................................................................................... 16
4 Removal and replacement procedures .............................................................................................................................................. 17
Preparation for disassembly ................................................................................................................................................ 17
Top cover ................................................................................................................................................................................. 18
Front bezel .............................................................................................................................................................................. 19
v

Right panel .............................................................................................................................................................................. 20
Power supply .......................................................................................................................................................................... 21
Access panel ........................................................................................................................................................................... 22
Storage device ........................................................................................................................................................................ 23
Interior covers ......................................................................................................................................................................... 24
Rear fan ................................................................................................................................................................................... 25
Optical drive ............................................................................................................................................................................ 26
Internal PCIe bracket ............................................................................................................................................................. 27
Memory fan ............................................................................................................................................................................. 28
I/O assembly ........................................................................................................................................................................... 29
Front card guide and fans ..................................................................................................................................................... 31
System board .......................................................................................................................................................................... 32
Heat sink .................................................................................................................................................................................. 34
Processor ................................................................................................................................................................................. 35
5 Computer Setup (F10) Utility ................................................................................................................................................................ 37
Computer Setup (F10) Utilities ............................................................................................................................................ 37
Using Computer Setup (F10) Utilities ............................................................................................................. 38
Computer Setup–Main ...................................................................................................................................... 39
Computer Setup—Security .............................................................................................................................. 41
Computer Setup—Advanced ........................................................................................................................... 43
Recovering the Conguration Settings ............................................................................................................................... 47
6 Troubleshooting without diagnostics ................................................................................................................................................. 48
Safety and comfort ................................................................................................................................................................ 48
Before you call for technical support .................................................................................................................................. 48
Helpful hints ............................................................................................................................................................................ 49
Solving general problems ..................................................................................................................................................... 50
Solving power problems ....................................................................................................................................................... 53
Solving hard drive problems ................................................................................................................................................ 53
Solving media card reader problems .................................................................................................................................. 55
Solving display problems ...................................................................................................................................................... 57
Solving audio problems ........................................................................................................................................................ 60
Solving printer problems ...................................................................................................................................................... 62
Solving keyboard and mouse problems ............................................................................................................................. 64
Solving hardware installation problems ............................................................................................................................. 65
Solving network problems .................................................................................................................................................... 66
Solving memory problems ................................................................................................................................................... 68
Solving USB ash drive problems ........................................................................................................................................ 70
Solving front panel component problems ......................................................................................................................... 70
Solving Internet access problems ....................................................................................................................................... 71
vi

Solving software problems .................................................................................................................................................. 72
7 POST error messages and diagnostic front panel LEDs and audible codes ................................................................................. 73
POST numeric codes and text messages ........................................................................................................................... 73
Interpreting system validation diagnostic front panel LEDs and audible codes .......................................................... 78
8 Password security and resetting CMOS .............................................................................................................................................. 80
Resetting CMOS and/or the password jumper .................................................................................................................. 81
Changing a Setup or Power-on password ......................................................................................................................... 83
Deleting a Setup or Power-on password ........................................................................................................................... 83
9 Using HP PC Hardware Diagnostics (UEFI) .......................................................................................................................................... 84
Using HP PC Hardware Diagnostics Windows ................................................................................................................... 84
Downloading HP PC Hardware Diagnostics Windows ................................................................................. 85
Downloading the latest HP PC Hardware Diagnostics Windows version ............................. 85
Downloading HP Hardware Diagnostics Windows by product name or number
(select products only) ................................................................................................................... 85
Installing HP PC Hardware Diagnostics Windows ......................................................................................... 85
Using HP PC Hardware Diagnostics UEFI ....................................................................................................... 86
Starting HP PC Hardware Diagnostics UEFI .............................................................................. 86
Downloading HP PC Hardware Diagnostics UEFI to a USB device ......................................... 86
Downloading the latest HP PC Hardware Diagnostics UEFI version ................ 87
Downloading HP PC Hardware Diagnostics UEFI by product name or
number (select products only) ............................................................................... 87
Using Remote HP PC Hardware Diagnostics UEFI settings (select products only) ................................. 87
Downloading Remote HP PC Hardware Diagnostics UEFI ...................................................... 87
Downloading the latest Remote HP PC Hardware Diagnostics UEFI
version ....................................................................................................................... 87
Downloading Remote HP PC Hardware Diagnostics UEFI by product
name or number ...................................................................................................... 87
Customizing Remote HP PC Hardware Diagnostics UEFI settings ........................................ 88
10 System backup and recovery ............................................................................................................................................................. 89
Backing up, restoring, and recovering in Windows 10 ..................................................................................................... 89
Creating recovery media and backups ........................................................................................................... 89
Creating HP Recovery media (select products only) ............................................................... 89
Using Windows tools ......................................................................................................................................... 90
Restore and recovery ........................................................................................................................................ 91
Recovering using HP Recovery Manager ................................................................................... 91
What you need to know before you get started ................................................. 91
Using the HP Recovery partition (select products only) .................................... 92
vii

Using HP Recovery media to recover .................................................................... 92
Changing the computer boot order ....................................................................... 93
Removing the HP Recovery partition (select products only) ............................ 93
Appendix A Battery replacement ............................................................................................................................................................ 94
Appendix B Statement of memory volatility ......................................................................................................................................... 97
Current BIOS steps ................................................................................................................................................................. 97
Nonvolatile memory usage .................................................................................................................................................. 99
Questions and answers ...................................................................................................................................................... 101
Using HP Sure Start (select models only) ........................................................................................................................ 102
Appendix C Specications ...................................................................................................................................................................... 103
Appendix D Linux technical notes ......................................................................................................................................................... 105
System RAM .......................................................................................................................................................................... 105
Audio ...................................................................................................................................................................................... 106
Network cards ...................................................................................................................................................................... 106
Hyper-Threading Technology ............................................................................................................................................ 106
NVIDIA Graphics Workstations ........................................................................................................................................... 107
Index ........................................................................................................................................................................................................... 108
viii

1 Product features
Standard conguration features
Features may vary depending on the model.
Standard conguration features 1

Front panel components
NOTE: Refer to the illustration that most closely matches your computer. The computer model in the following
image features the premium front input/output module.
Item Icon Component
(1) Power button
(2) Drive light
(3) Audio-out (headphone)/Audio-in (microphone) combo jack
(4) USB 3.x SuperSpeed port with HP Sleep and Charge
(5) USB 3.x SuperSpeed port
(6) USB Type-C ports (2)
(7) Memory card reader
(8) Optical drive
NOTE: Refer to the illustration that most closely matches your computer. The computer model in the following
image features the standard front input/output module.
2 Chapter 1 Product features