Dell G3 15 Service Manual

Notes, cautions, and warnings

• NOTE: A NOTE indicates important information that helps you make better use of your product.

• CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

• WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

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Contents

Table Caption: This table is a table of contents or index for a computer maintenance manual, outlining sections related to computer disassembly, component removal, and reassembly, along with their corresponding page numbers. It covers topics such as safety, tools, screws, base cover, battery, memory modules, wireless card, and coin-cell battery.

Table Caption: This table serves as a table of contents, listing the procedures for removing and replacing various computer components like fans, drives, and the power adapter port, along with their corresponding page numbers. It also indicates the presence of "Prerequisites" and "Post-requisites" for certain procedures.

Table Caption: This table outlines procedures for removing and replacing various computer components, detailing prerequisites, steps, and post-requisites for each task.

Table Caption: This table outlines the procedures for removing and replacing various components of a device, including post-requisites, prerequisites, and the main procedure, with corresponding page numbers.

Table Caption: This table is a table of contents or index for a technical manual, detailing procedures, prerequisites, and page numbers for various tasks related to system maintenance and setup, including hardware removal/replacement, driver downloads, BIOS configuration, password management, and troubleshooting.

Table Caption: This table appears to be an index or table of contents, listing various system management tasks, diagnostic procedures, and support resources along with their corresponding page numbers. It covers topics such as Intel Optane memory, Windows recovery, system diagnostics, power cycling, and how to get help from Dell.

Before working inside your computer

• NOTE: The images in this document may differ from your computer depending on the configuration you ordered.

Before you begin

• 1 Save and close all open files and exit all open applications.
• 2 Shut down your computer. Click Start > Power > Shut down .
• NOTE: If you are using a different operating system, see the documentation of your operating system for shut-down instructions.
• 3 Disconnect your computer and all attached devices from their electrical outlets.
• 4 Disconnect all attached network devices and peripherals, such as keyboard, mouse, and monitor from your computer.
• 5 Remove any media card and optical disc from your computer, if