HP EliteBook 835 G7 Manual

Maintenance and Service Guide
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.

© Copyright 2020 HP Development Company,
L.P.
AMD, Ryzen, and Radeon are trademarks of
Advanced Micro Devices, Inc. Bluetooth is a
trademark owned by its proprietor and used by
HP Inc. under license. Intel, Thunderbolt, and
XMM are trademarks of Intel Corporation or its
subsidiaries in the U.S. and/or other countries.
Microsoft and Windows are either registered
trademarks or trademarks of Microsoft
Corporation in the United States and/or other
countries. USB Type-C and USB-C are
registered trademarks of USB Implementers
Forum. DisplayPort™ and the DisplayPort™
logo are trademarks owned by the Video
Electronics Standards Association (VESA®) in
the United States and other countries. Miracast
is a registered trademark of Wi-Fi Alliance.
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: August 2020
Document Part Number: M06491-001
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
Manuals.
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.

Important notice about Customer Self-Repair parts
Your computer includes Customer Self-Repair parts and parts that should be accessed by only an authorized
service provider.
IMPORTANT: See "Removal and replacement procedures for Customer Self-Repair parts" for details.
Accessing parts described in "Removal and replacement procedures for authorized service provider parts" can
damage the computer or void your warranty.
iii

iv Important notice about Customer Self-Repair parts

Safety warning notice
Reduce the possibility of heat-related injuries or of overheating the computer by following the practices
described.
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.
v

vi Safety warning notice

Table of contents
1 Product description ....................................................................................................................................... 1
2 Components .................................................................................................................................................. 6
Right side ............................................................................................................................................................... 6
Left side ................................................................................................................................................................. 7
Display .................................................................................................................................................................... 8
Keyboard area ........................................................................................................................................................ 9
Touchpad components ........................................................................................................................ 9
Lights ................................................................................................................................................. 10
Button, speakers, and ngerprint reader ......................................................................................... 11
Special keys ....................................................................................................................................... 13
Hot keys (select products only) ......................................................................................................... 14
Bottom ................................................................................................................................................................. 14
Labels ................................................................................................................................................................... 15
3 Illustrated parts catalog .............................................................................................................................. 17
Computer major components .............................................................................................................................. 17
Display assembly subcomponents ...................................................................................................................... 19
Cable Kit ............................................................................................................................................................... 22
Bracket Kit ............................................................................................................................................................ 22
Plastics Kit ........................................................................................................................................................... 23
Miscellaneous parts ............................................................................................................................................. 24
4 Removal and replacement procedures preliminary requirements .................................................................... 28
Tools required ...................................................................................................................................................... 28
Service considerations ......................................................................................................................................... 28
Plastic parts ....................................................................................................................................... 28
Cables and connectors ...................................................................................................................... 28
Drive handling ................................................................................................................................... 28
Workstation guidelines ..................................................................................................................... 29
Electrostatic discharge information .................................................................................................................... 29
Generating static electricity .............................................................................................................. 30
Preventing electrostatic damage to equipment ............................................................................... 30
Personal grounding methods and equipment .................................................................................. 31
Grounding the work area ................................................................................................................... 31
Recommended materials and equipment ........................................................................................ 31
vii

Packaging and transporting guidelines .............................................................................................................. 32
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 33
Component replacement procedures .................................................................................................................. 33
Preparation for disassembly ............................................................................................................. 33
Bottom cover ..................................................................................................................................... 33
Memory modules ............................................................................................................................... 34
WLAN module .................................................................................................................................... 37
WWAN module ................................................................................................................................... 38
Solid-state drive ................................................................................................................................ 40
6 Removal and replacement procedures for authorized service provider parts .................................................... 43
Component replacement procedures .................................................................................................................. 43
Preparation for disassembly ............................................................................................................. 43
Battery ............................................................................................................................................... 43
RTC battery ........................................................................................................................................ 45
Speakers ............................................................................................................................................ 46
Card reader board .............................................................................................................................. 47
Power connector cable ...................................................................................................................... 48
USB board .......................................................................................................................................... 49
Fingerprint reader board ................................................................................................................... 50
Touchpad ........................................................................................................................................... 51
NFC module ....................................................................................................................................... 52
Fan ..................................................................................................................................................... 53
Heat sink ............................................................................................................................................ 54
System board .................................................................................................................................... 56
Display assembly ............................................................................................................................... 59
Keyboard with top cover ................................................................................................................... 74
7 Backing up, restoring, and recovering ........................................................................................................... 76
Backing up information and creating recovery media ........................................................................................ 76
Using Windows tools for backing up ................................................................................................. 76
Using the HP Cloud Recovery Download Tool to create recovery media (select products only) ..... 76
Restoring and recovering your system ............................................................................................................... 76
Creating a system restore ................................................................................................................. 77
Restoring and recovery methods ...................................................................................................... 77
Recovering using HP Recovery media ............................................................................................... 77
Changing the computer boot order ................................................................................................... 77
Using HP Sure Recover (select products only) .................................................................................. 78
viii

8 Using HP PC Hardware Diagnostics ................................................................................................................ 79
Downloading the HP PC Hardware Diagnostics Windows from the Microsoft Store .......................................... 79
Customizing Remote HP PC Hardware Diagnostics UEFI settings ...................................................................... 79
9 Computer Setup (BIOS), TPM, and HP Sure Start ............................................................................................. 80
Using Computer Setup ......................................................................................................................................... 80
Navigating and selecting in Computer Setup ................................................................................... 80
Restoring factory settings in Computer Setup ................................................................................. 80
Updating the BIOS ............................................................................................................................. 81
Determining the BIOS version ......................................................................................... 81
Preparing for a BIOS update ........................................................................................... 81
Downloading a BIOS update ......................................................................... 81
Installing a BIOS update ............................................................................... 82
Changing the boot order using the f9 prompt .................................................................................. 82
TPM BIOS settings (select products only) ........................................................................................................... 82
Using HP Sure Start (select products only) ......................................................................................................... 83
10 Specications ............................................................................................................................................ 84
Computer specications ...................................................................................................................................... 84
33.8 cm (13.3 in) display specications .............................................................................................................. 85
Solid-state drive specications ........................................................................................................................... 85
Solid-state drive specications (SATA-3) ............................................................................................................ 86
11 Statement of memory volatility .................................................................................................................. 87
Current BIOS steps ............................................................................................................................................... 87
Nonvolatile memory usage ................................................................................................................................. 89
Questions and answers ....................................................................................................................................... 91
Using HP Sure Start (select products only) ......................................................................................................... 92
12 Power cord set requirements ...................................................................................................................... 93
Requirements for all countries ............................................................................................................................ 93
Requirements for specic countries and regions ................................................................................................ 93
13 Recycling .................................................................................................................................................. 95
Index ............................................................................................................................................................. 96
ix

x

1 Product description
This table provides detailed product information.
Table 1-1 Product components and their descriptions
Category Description
Product Name HP EliteBook 835 G7 Notebook PC
Processors AMD® processors
AMD Ryzen™ 7 PRO 4750U with Radeon™ Graphics (1.7 GHz [turbo up to 4.1 GHz], 8 cores, 8 MB L3 cache)
AMD Ryzen 5 PRO 4650U with Radeon Graphics (2.1 GHz [turbo up to 4.0 GHz], 6 cores, 8 MB L3 cache)
AMD Ryzen 3 PRO 4450U with Radeon Graphics (2.5 GHz [turbo up to 3.7 GHz], 5 cores, 4 MB L3 cache)
Graphics Internal graphics
AMD Radeon™ Graphics
Supports HD Decode, DX12, and HDMI 2.0, HDCP 2.2 via HDMI/DisplayPort up to 4 K @ 60 Hz
Supports maximum of four independent displays when on the HP USB-C/A Universal Dock G2 and HP USB-C®
Dock G5; Max resolution = 4 K @ 60 Hz (DisplayPort 2) and FHD @ 60 Hz (HDMI)
Supports maximum of four independent displays when on the HP Thunderbolt Dock 120W G2; Max resolution
= 4 K @ 60 Hz (DisplayPort 1) and 4 K @ 60 Hz (DisplayPort 2) and FHD @ 60 Hz (Type-C output port using a
Type C-to-DisplayPort adapter
Display 33.8 cm (13.3 in), full high denition (FHD) (1920 × 1080), narrow bezel, UWVA, antiglare, bent, supports
privacy lter, nontouch
250 nits, 45% CG, eDP, no camera
250 nits, 45% CG, eDP, HD camera
250 nits, 45% CG, eDP, HD + IR camera
250 nits, 45% CG, eDP, no camera, WWAN
250 nits, 45% CG, eDP, HD camera, WWAN
250 nits, 45% CG, eDP, HD + IR camera, WWAN
400 nits, 72% CG, eDP + PSR, low power, ambient light sensor, HD + IR camera
400 nits, 72% CG, eDP + PSR, low power, ambient light sensor, HD + IR camera, WWAN
1000 nits, 72% CG, eDP + PSR, Sure View Gen4, ambient light sensor, HD + IR camera
1000 nits, 72% CG, eDP + PSR, Sure View Gen4, ambient light sensor, HD + IR camera, WWAN
33.8 cm (13.3 in), full high denition (FHD) (1920 × 1080), UWVA, antiglare, bent, touch screen
250 nits, 45% CG, HD + IR camera, Touch-on panel (TOP)
250 nits, 45% CG, HD + IR camera, WWAN, Touch-on panel (TOP)
Memory Two customer-accessible memory module slots supporting up to 32 GB of RAM
DDR4-3200 dual-channel support
1

Table 1-1 Product components and their descriptions (continued)
Category Description
Supports the following congurations:
●32 GB (16 × 2) or (32 × 1)
●24 GB (16 + 8)
●20 GB (16 + 4)
●16 GB (8 × 2) or (16 × 1)
●12 GB (8 + 4)
●8 GB (8 × 1 or 4 × 2)
●4 GB (4 × 1)
Primary storage M.2 2280 solid-state drives (NGFF)
●1 TB, PCIe, Gen3 × 4, NVMe, SS, TLC
●512 GB, PCIe, Gen3 × 4, NVMe, SS, TLC
●512 GB, PCIe, Gen3 × 4, NVMe, SS, TLC (OPAL 2)
●512 GB, PCIe, NVMe, SS, value
●256 GB, PCIe, Gen3 × 4, NVMe, SS, TLC
●256 GB, PCIe, TLC (OPAL 2)
●256, PCIe, NVMe, SS, value
●128 GB, SATA-3, SS, TLC
Audio and video HP Bang & Olufsen Audio
Stereo speakers (2), 11 mm × 34 mm × 4 mm with 3× magnet speaker drivers
Microphone (multi-array including rear-facing camera)
Camera, HD RGB 720p
Camera, HD RGB 720p + IR (infrared)
Camera privacy cover
Supports WDR (Wide Dynamic Range)
Support for models without a camera
RJ-45 (network) jack No direct Ethernet support, available via accessories
The following support S4/S5 wake on LAN (via out of band) and S0/S0ix/S4/S5 MPAT (via out of band): HP
USB-C Mini Dock, HP USB-C/A Universal Dock G2, HP USB-C Dock G5, HP Thunderbolt Dock G2.
Wireless Wireless Local Area Network (WLAN) (select products only)
Realtek RTL8822CE 802.11ac 2 × 2 Wi-Fi + Bluetooth® 5 (MU-MIMO supported)
Intel® Wi-Fi 6 AX200 + Bluetooth 5 (non-vPro) (802.11ax 2 × 2, MU-MIMO, supporting gigabit le transfer
speeds)
Compatible with Miracast® devices
Two WLAN antennas congured at top of panel
2 Chapter 1 Product description

Table 1-1 Product components and their descriptions (continued)
Category Description
Supports HP Connection Optimizer (with data analytics)
Supports Static BIOS SAR for Intel modules and Realtek modules
Supports HP Extended Range Wireless LAN
Supports HP LAN-Wireless Protection (WLAN/LAN/WWAN switching)
Near Field Communication (NFC) (select products only)
NXP NPC300 Near Field Communication Module
NFC antenna
WWAN (select products only)
Intel XMM™ 7360 LTE-Advanced (Cat 9)
Four WWAN antennas (worldwide 5 band, 2 at top and 2 at bottom of WWAN panels)
WWAN cards are compatible with a programmable removable eSIM
Supports WWAN after market option
Ports HDMI 2.0
Audio-out (headphone)/audio-in (microphone) combo jack
(2) USB 3.1 Gen 2 Type-C with alt mode
USB 3.1 Gen 1 port
USB 3.1 Gen 1 charging port
AC Smart Pin adapter plug, 4.5 mm
Sensors Ambient light sensor (ALS)
Hall sensor
Keyboard/pointing
devices
HP Premium Keyboard
Backlit, spill resistant, HP Dura Keys
Backlit, spill resistant, HP Dura Keys, privacy
Not backlit, spill resistant, HP Dura Keys
Touchpad
Firmware PTP
Microsoft® precision touchpad default gestures support
No hybrid mode support
Power requirements Battery
3 cell, 53 Whr, lithium polymer, HP Long Life
HP Fast Charge Technology
Smart AC adapters
65 W, right angle, 4.5 mm
3

Table 1-1 Product components and their descriptions (continued)
Category Description
65 W, right angle, 4.5 mm, for use in Argentina
65 W, right angle, 4.5 mm, EM
65 W, straight, USB Type-C®
65 W, slim, USB Type-C
45 W, right angle, 4.5 mm
45 W, right angle, 4.5 mm, for use in Argentina
45 W, right angle, 4.5 mm, 2 prong
Power cord
3 wire, C5, 1.0 m, premium
3 wire, C5, 1.0 m conventional
2 wire, C7, 1.0 m, conventional
Security Trusted Platform Module (TPM) 2.0, Inneon, soldered down
Touch ngerprint sensor (select products only)
Nano security lock
Smart card reader (active) (select products only)
Preboot authentication (password, smart card)
Hardware enforced rmware protection: HP Hardware Root of Trust + Sure Start Gen6
Operating system Windows® 10 Home 64
Windows 10 Home 64 Advanced
Windows 10 Home 64 Advanced Single Language
Windows 10 Home 64 Chinese Market CPPP
Windows 10 Home 64 High-End Chinese Market CPPP
Windows 10 Home 64 Plus
Windows 10 Home 64 Plus Single Language
Windows 10 Home 64 Plus Single Language Africa Market PPP
Windows 10 Home 64 Plus Single Language APAC EM PPP
Windows 10 Home 64 Plus Single Language India Market PPP
Windows 10 Home 64 Plus Single Language Indonesia Market PPP
Windows 10 Home 64 Single Language
Windows 10 Home 64 Single Language Africa Market PPP
Windows 10 Home 64 Single Language APAC Market PPP
Windows 10 Home 64 Single Language India Market PPP
Windows 10 Home 64 Single Language Indonesia Market PPP
4 Chapter 1 Product description

Table 1-1 Product components and their descriptions (continued)
Category Description
Windows 10 Pro 64
Windows 10 Pro 64 Chinese Market
Windows 10 Pro 64 StF MSNA Plus
Windows 10 Pro 64 StF MSNA Standard
Windows 10 Pro 64 StF MSNA Strategic
FreeDOS 3.0
Restore media
Windows 10 Driver DVD
Windows 10 Driver USB
Windows 10 Professional 64 bit OS DVD
Certied
Microsoft WHQL
Tested and documented
Windows 10 Enterprise 64 LTSC 1809 (available only by request)
Web-only support
Windows 10 Enterprise 64
Serviceability End user replaceable parts
AC adapter
Memory module
Solid-state drive
WLAN module
WWAN module
5

2 Components
Your computer features top-rated components. This chapter provides details about your components, where
they are located, and how they work.
Right side
Use the illustration and table to identify the components on the right side of the computer.
Table 2-1 Right-side components and their descriptions
Component Description
(1) nano SIM card slot (select products only) Supports a wireless subscriber identity module (nano SIM) card.
IMPORTANT: Inserting a SIM card of the wrong size could
damage the SIM card or cause the SIM card to become stuck in
the slot. To prevent damage to the SIM card or the connectors,
use minimal force when inserting a SIM card.
NOTE: Before purchasing a SIM card, follow these instructions
to determine the correct SIM card size for your computer:
1. Go to http://www.hp.com/support, and then search for
your computer by product name or number.
2. Select Product Information.
3. Refer to the listed options to determine which card to
purchase.
(2) USB Type-C power connector and Thunderbolt™
ports (2) with HP Sleep and Charge
Connect an AC adapter that has a USB Type-C connector,
supplying power to the computer and, if needed, charging the
computer battery.
- and -
Connect a USB device, provides high-speed data transfer, and
charges small devices, even when the computer is o.
- and -
Connect a display device that has a USB Type-C connector,
providing DisplayPort™ output.
NOTE: Your computer might also support a Thunderbolt
docking station.
NOTE: Cables, adapters, or both (purchased separately) might
be required.
6 Chapter 2 Components

Table 2-1 Right-side components and their descriptions (continued)
Component Description
(3) HDMI port Connects an optional video or audio device, such as a high-
denition television, any compatible digital or audio component,
or a high-speed High-Denition Multimedia Interface (HDMI)
device.
(4) Battery light When AC power is connected:
●White: The battery charge is greater than 90%.
●Amber: The battery charge is from 0 to 90%.
●O: The battery is not charging.
When AC power is disconnected (battery not charging):
●Blinking amber: The battery has reached a low battery
level. When the battery has reached a critical battery level,
the battery light begins blinking rapidly.
●O: The battery is not charging.
(5) Power connector Connects an AC adapter.
Left side
Use the illustration and table to identify the components on the left side of the computer.
Table 2-2 Left-side components and their descriptions
Component Description
(1) Security cable slot Attaches an optional security cable to the computer.
NOTE: The security cable is designed to act as a deterrent, but
it might not prevent the computer from being mishandled or
stolen.
(2) USB SuperSpeed port with HP Sleep and Charge Connects a USB device, provides high-speed data transfer, and
charges small devices, even when the computer is o.
(3) USB SuperSpeed port Connects a USB device, provides high-speed data transfer, and
(for select products) charges small devices when the computer
is on or in Sleep mode.
(4) Audio-out (headphone)/Audio-in (microphone)
combo jack
Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable. Also connects an
optional headset microphone. This jack does not support
optional standalone microphones.
Left side 7

Table 2-2 Left-side components and their descriptions (continued)
Component Description
WARNING! To reduce the risk of personal injury, adjust the
volume before putting on headphones, earbuds, or a headset.
For additional safety information, see the Regulatory, Safety,
and Environmental Notices.
To access this guide:
▲Type HP Documentation in the taskbar search box,
and then select HP Documentation.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
(5) Smart card reader Supports optional smart cards.
Display
The computer display can include essential components such as speakers, antennas, cameras, and
microphones.
Table 2-3 Display components and their descriptions
Component Description
(1) WWAN antennas* (select products only) Send and receive wireless signals to communicate with wireless wide
area networks (WWANs).
(2) WLAN antennas* (select products only) Send and receive wireless signals to communicate with wireless local
area networks (WLANs).
(3) Camera light(s) On: One or more cameras are in use.
8 Chapter 2 Components

Table 2-3 Display components and their descriptions (continued)
Component Description
(4) Ambient light sensor (select products only) Adjusts the brightness of the display, depending on the ambient
light.
(5) Internal microphones Record sound.
(6) Camera (select products only) Allows you to video chat, record video, and record still images. Some
cameras also allow a facial recognition logon to Windows, instead of
a password logon.
NOTE: Camera functions vary depending on the camera hardware
and software installed on your product.
(7) Camera privacy cover By default, the camera lens is uncovered, but you can slide the
camera privacy cover to block the camera's view. To use the camera,
slide the camera privacy cover in the opposite direction to reveal the
lens.
NOTE: If you have both front-facing and rear-facing cameras, when
one camera lens is revealed and ready to use, the other is concealed.
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the
antennas free from obstructions.
For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices that applies to your country or
region.
To access this guide:
▲Type HP Documentation in the taskbar search box, and then select HP Documentation.
Keyboard area
Keyboards can vary by language.
Touchpad components
Use the illustration and table to identify the touchpad components.
To adjust touchpad settings and gestures, or to turn o the touchpad:
1. Type touchpad settings in the taskbar search box, and then press enter.
2. Choose a setting.
To turn on the touchpad:
1. Type touchpad settings in the taskbar search box, and then press enter.
2. Using an external mouse, click the touchpad button.
- or -
▲Press the Tab key repeatedly until the pointer rests on the touchpad button. Then press the spacebar to
select the button.
Keyboard area 9

Table 2-4 Touchpad components and their descriptions
Component Description
(1) Touchpad zone Reads your nger gestures to move the pointer or activate
items on the screen.
(2) Left control zone Textured area that allows you to perform additional gestures.
(3) Right control zone Textured area that allows you to perform additional gestures.
(4) Near Field Communications (NFC) tapping
area and antenna (select products only)
Allows you to wirelessly share information when you tap it
with an NFC-enabled device.
Lights
Use the illustration and table to identify the lights on the computer.
10 Chapter 2 Components