Dell P157G - User Manual

Inspiron 14 5420
Service Manual
Regulatory Model: P157G
Regulatory Type: P157G001/P157G002
February 2022
Rev. A00

Summary

Working inside your computer

Before working inside your computer

Essential preparation steps before accessing internal computer components.

Entering Service Mode

Procedure to enter a safe mode for internal hardware servicing.

Safety instructions

Guidelines to protect from potential damage and ensure personal safety.

Removing and installing components

Recommended tools

List of specialized tools required for component removal and installation.

Screw list

Details of screws used for securing various computer components.

Base cover removal

Step-by-step guide to remove the computer's base cover.

Battery replacement

Instructions for safely removing and installing the laptop battery.

Solid-state drive replacement

Procedure for installing or replacing M.2 solid-state drives.

Memory module replacement

Guide for removing and installing RAM modules.

System board replacement

Procedure for removing and installing the main system board.

Drivers and downloads

Driver management

Information on managing drivers and downloads for system functionality.

System setup

Entering BIOS setup program

Steps to access and navigate the BIOS setup program.

Navigation keys

Explanation of keys used for navigating system setup options.

Troubleshooting

Handling swollen Lithium-ion batteries

Safety precautions and procedures for dealing with swollen lithium-ion batteries.

System diagnostic lights

Interpretation of diagnostic light codes for hardware troubleshooting.

Getting help and contacting Dell

Self-help resources

List of online and in-system resources for product support.

Contacting Dell Support

Information on how to contact Dell for sales and technical support.

Dell P157G Specifications