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Lenovo ThinkPad L15 Gen 3 User Manual

Lenovo ThinkPad L15 Gen 3
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L14 Gen 3 and L15 Gen 3
User Guide

Table of Contents

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Lenovo ThinkPad L15 Gen 3 Specifications

General IconGeneral
MemoryUp to 64GB DDR4 3200MHz
BatteryUp to 57Wh
ProcessorUp to AMD Ryzen 7 PRO 5875U
Display15.6" FHD (1920 x 1080) IPS, anti-glare
StorageUp to 1TB PCIe SSD
GraphicsIntegrated AMD Radeon Graphics
Operating SystemWindows 11 Pro
PortsRJ45, headphone/mic combo
WirelessWi-Fi 6, Bluetooth 5.2
Webcam720p HD with privacy shutter
SecurityKensington lock slot

Summary

Read this first

Safety and Warranty Guide

Guide for safety and warranty information.

Setup Guide

Instructions for setting up the computer.

Generic Safety and Compliance Notices

Notices regarding safety and compliance.

About this documentation

Illustrations might differ

Illustrations may look different from the actual product.

Model-specific features

Some accessories/features might not apply to your computer.

Documentation updates

Content subject to change; visit pcsupport.lenovo.com for latest.

Chapter 1. Meet your computer

Front

Details of the front view of L14 Gen 3 and L15 Gen 3 models.

Side view

Details of the side view for AMD and Intel models.

Rear view

Details of the rear view of the computer.

Bottom

Details of the bottom view of the computer.

USB connectors

Description and data rates of USB connectors.

Chapter 2. Get started with your computer

Get started with your desktop

Initial steps for setting up and navigating the desktop.

Manage networks

Instructions for connecting to wired or wireless networks.

Airplane mode

How to enable or disable airplane mode.

Use the camera

Instructions for using the computer's camera.

Use the keyboard shortcuts

Explanation of special keys and function keys.

Use the TrackPoint pointing device

Guide to using the TrackPoint pointing stick and buttons.

Use the trackpad

Explanation of trackpad gestures and functions.

Use the multi-touch screen

Instructions for navigating with touch screen gestures.

Connect to an external display

Steps to connect and configure an external display.

Chapter 3. Explore your computer

Use the Intelligent Cooling feature

Explanation of Intelligent Cooling modes and switching.

Use the P-to-P 2.0 charging function

Information on using USB-C for power sharing between computers.

Set the power plan

Details on default power plans and how to reset them.

Connect to a Bluetooth-enabled device

Steps to connect Bluetooth devices.

Enabling Nvidia proprietary drivers in Fedora

Guide to installing Nvidia drivers on Fedora.

Accessories

Information on using hardware accessories.

Purchase options

Information on purchasing Lenovo accessories and upgrades.

Chapter 4. Secure your computer and information

Lock the computer

Instructions for securing the computer with a cable lock.

Use the fingerprint reader

Guide to enrolling and logging in with the fingerprint reader.

Use privacy protection

Information on the PrivacyGuard feature for screen protection.

Use passwords

Explanation of UEFI BIOS password types and management.

Set, change, and remove a password

Procedure for managing UEFI BIOS passwords.

What to do if you forget your power-on password

Steps to recover from a forgotten power-on password.

Use Power Loss Protection function

Explanation of the PLP function for NVMe drives.

Chapter 5. Configure advanced settings

UEFI BIOS

Introduction to UEFI BIOS and its functions.

What is UEFI BIOS

Explanation of the UEFI BIOS initialization process.

Enter the UEFI BIOS menu

Steps to access the UEFI BIOS setup utility.

Navigate in the UEFI BIOS interface

Keybindings for navigating the UEFI BIOS interface.

Change the startup sequence

Procedure to set the boot device order.

Detect memory retraining

Information on memory retraining process during POST.

Set the system date and time

Steps to set the system date and time in BIOS.

Update UEFI BIOS

Methods to download and install UEFI BIOS updates.

Chapter 6. CRU replacement

CRU list

List of Customer Replaceable Units (CRUs).

Disable the built-in battery

Procedure to disable the internal battery before replacement.

Replace a CRU

General procedure for replacing CRUs.

Base cover assembly

Step-by-step guide to remove and replace the base cover.

Wireless-WAN card

Procedure for replacing the wireless WAN card.

Memory module

Procedure for replacing the memory module.

M.2 solid-state drive

Procedure for replacing the M.2 solid-state drive.

Speaker assembly

Procedure for replacing the speaker assembly.

Keyboard

Procedure for replacing the keyboard.

Chapter 7. Help and support

Frequently asked questions

Common questions and their solutions.

Error messages

Table of error messages and their solutions.

Beep errors

Information on decoding beep errors using SmartBeep technology.

Self-help resources

Links to documentation, websites, and support resources.

Call Lenovo

Guidance on contacting Lenovo for support.

Before you contact Lenovo

Information to prepare before contacting Lenovo support.

Lenovo Customer Support Center

Details on warranty services and contact information.

Purchase additional services

Options for purchasing extended warranty or services.

Appendix A. Compliance information

Certification-related information

Certification IDs and machine types for compliance.

Locate the UltraConnect wireless antennas

Illustration showing antenna locations.

Appendix B. Notices and trademarks

Notices

Legal notices, disclaimers, and copyright information.

Trademarks

List of trademarks used by Lenovo and other companies.