HP EliteBook 840 Aero G8 Service Manual

Maintenance and Service Guide

SUMMARY

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

© Copyright 2021 HP Development Company, L.P .

AMD is a trademark of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by HP Inc. under license. Intel, Core, Iris, Optane, Thunderbolt, vPro, 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. Qualcomm and Snapdragon are trademarks of Qualcomm Incorporated, registered in the United States and other countries, used with permission. 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: March 2021

Document Part Number: M32745-001

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 find 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.

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, flat 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 airflow. 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 defined by applicable safety standards.

Table of contents

Table Caption: This table of contents outlines a user manual for a computer, detailing its product description, components with specific locations like the display and keyboard, and an illustrated parts catalog with tools and service considerations. It also includes instructions for using a SIM card on select products.

Generating static electricity .............................................................................................................. 29

Table Caption: This table appears to be an index or table of contents, detailing procedures for preventing electrostatic damage, cleaning a computer, and the removal and replacement of various internal components, categorized by whether they are user-serviceable or require an authorized service provider. It provides section titles and corresponding page numbers for each topic.

7 Computer Setup (BIOS), TPM, and HP Sure Start ............................................................................................. 80

Table Caption: This table outlines various system setup and recovery functions for a computer, including BIOS management, data backup, and hardware diagnostics, with specific procedures and their corresponding page numbers. It also highlights features that are only available on select products, such as HP Sure Start, HP Cloud Recovery Download Tool, and HP Sure Recover.

Starting HP PC Hardware Diagnostics UEFI ....................................................................................... 90

Table Caption: This table appears to be a table of contents or index from an HP documentation, listing various sections such as downloading hardware diagnostics, computer and display specifications, memory volatility statements, power requirements, and recycling information, along with their corresponding page numbers.

1 Product description

This table provides detailed product information.

Table 1-1 Product components and their descriptions

**Table Caption: This table outlines the product components and their descriptions for the HP EliteBook 840 Aero G8 Notebook PC, detailing processor