Lenovo ThinkPad L15 Gen 1 User manual

L14 Gen 3 and L15 Gen 3
User Guide

Read this first
Before using this documentation and the product it supports, ensure that you read and understand the
following:
• Safety and Warranty Guide
• Setup Guide
• Generic Safety and Compliance Notices
First Edition (March 2022)
© Copyright Lenovo 2022.
L M TED AND RESTR CTED R GHTS NOT CE: f data or software is delivered pursuant to a General Services
Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-
35F-05925.

Contents
Abo t this doc mentation . . . . . . . . iii
Chapter 1. Meet yo r comp ter . . . . . 1
Front . . . . . . . . . . . . . . . . . . . . 1
Side view . . . . . . . . . . . . . . . . . . 4
Rear view . . . . . . . . . . . . . . . . . . 6
Bottom . . . . . . . . . . . . . . . . . . . 7
USB connectors . . . . . . . . . . . . . . . 9
Chapter 2. Get started with yo r
comp ter . . . . . . . . . . . . . . . . 11
Get started with your desktop . . . . . . . . . 11
Manage networks . . . . . . . . . . . . . . 11
Connect to Wi-Fi networks. . . . . . . . . 11
Airplane mode . . . . . . . . . . . . . 12
nteract with your computer . . . . . . . . . . 12
Use the camera . . . . . . . . . . . . . 12
Use the keyboard shortcuts . . . . . . . . 12
Use the TrackPoint pointing device . . . . . 13
Use the trackpad . . . . . . . . . . . . 15
Use the multi-touch screen (for selected
models) . . . . . . . . . . . . . . . . 16
Connect to an external display . . . . . . . 17
Chapter 3. Explore yo r comp ter . . 19
Use the ntelligent Cooling feature . . . . . . . 19
Use the P-to-P 2.0 charging function . . . . . . 19
Set the power plan . . . . . . . . . . . . . 19
Connect to a Bluetooth-enabled device . . . . . 20
Enabling Nvidia proprietary drivers in Fedora (for
selected models) . . . . . . . . . . . . . . 20
Accessories . . . . . . . . . . . . . . . . 20
Purchase options . . . . . . . . . . . . 21
Chapter 4. Sec re yo r comp ter
and information . . . . . . . . . . . . 23
Lock the computer . . . . . . . . . . . . . 23
Use the fingerprint reader (for selected models) . . 23
Use privacy protection (for selected models) . . . 24
Use passwords . . . . . . . . . . . . . . . 24
Password types . . . . . . . . . . . . . 24
Set, change, and remove a password . . . . 25
Use Power Loss Protection function (for selected
models) . . . . . . . . . . . . . . . . . . 26
Chapter 5. Config re advanced
settings. . . . . . . . . . . . . . . . . 27
UEF B OS . . . . . . . . . . . . . . . . . 27
What is UEF B OS . . . . . . . . . . . . 27
Enter the UEF B OS menu . . . . . . . . . 27
Navigate in the UEF B OS interface . . . . . 27
Change the startup sequence . . . . . . . 27
Detect memory retraining . . . . . . . . . 28
Set the system date and time. . . . . . . . 28
Update UEF B OS . . . . . . . . . . . . 28
Chapter 6. CRU replacement . . . . . 29
CRU list . . . . . . . . . . . . . . . . . . 29
Disable the built-in battery. . . . . . . . . . . 29
Replace a CRU . . . . . . . . . . . . . . . 30
Base cover assembly . . . . . . . . . . . 30
Wireless-WAN card (for selected models) . . . 32
Memory module . . . . . . . . . . . . . 34
M.2 solid-state drive . . . . . . . . . . . 35
Speaker assembly . . . . . . . . . . . . 37
Keyboard . . . . . . . . . . . . . . . 38
Chapter 7. Help and s pport . . . . . 43
Frequently asked questions . . . . . . . . . . 43
Error messages . . . . . . . . . . . . . . . 44
Beep errors . . . . . . . . . . . . . . . . 45
Self-help resources . . . . . . . . . . . . . 46
Call Lenovo . . . . . . . . . . . . . . . . 47
Before you contact Lenovo . . . . . . . . 47
Lenovo Customer Support Center . . . . . . 48
Purchase additional services. . . . . . . . . . 49
Appendix A. Compliance
information . . . . . . . . . . . . . . . 51
Appendix B. Notices and
trademarks . . . . . . . . . . . . . . . 53
© Copyright Lenovo 2022 i

ii L14 Gen 3 and L15 Gen 3 User Guide

Abo t this doc mentation
• llustrations in this documentation might look different from your product.
• Depending on the model, some optional accessories, features, software programs, and user interface
instructions might not be applicable to your computer.
• Documentation content is subject to change without notice. To get the latest documentation, go to https://
pcsupport.lenovo.com.
© Copyright Lenovo 2022 iii

iv L14 Gen 3 and L15 Gen 3 User Guide

Chapter 1. Meet yo r comp ter
Front
L14 Gen 3
© Copyright Lenovo 2022 1

L15 Gen 3
nfrared camera* / Camera* Webcam privacy shutter
Microphone Touch screen
Power button with fingerprint reader TrackPoint® pointing stick
NFC (near field communication) mark* Trackpad
TrackPoint buttons Speaker
* for selected models
Webcam privacy sh tter
Slide the webcam privacy shutter to cover or uncover the camera lens. t is designed to protect your privacy.
2L14 Gen 3 and L15 Gen 3 User Guide

Chapter 1.Meet your computer 3

Side view
AMD models
Ethernet connector USB-C® (3.2 Gen 1) power connector
USB-C (3.2 Gen 2) connector HDM ™ connector
Always on USB 3.2 connector Gen 1 Audio connector
Smart-card slot* microSD-card slot
USB 3.2 connector Gen 1 Security-lock slot
* for selected models
4L14 Gen 3 and L15 Gen 3 User Guide

Intel models
Ethernet connector USB-C (3.2 Gen 1) power connector
USB-C (Thunderbolt™ 4) connector HDM connector
Always on USB 3.2 connector Gen 1 Audio connector
Smart-card slot* microSD-card slot
USB 3.2 connector Gen 1 Security-lock slot
* for selected models
Chapter 1.Meet your computer 5

Rear view
Nano-S M-card tray
* for selected models
6L14 Gen 3 and L15 Gen 3 User Guide

Bottom
L14 Gen 3
L15 Gen 3
Emergency-reset hole
Emergency-reset hole
f the computer stops responding and you cannot turn it off by pressing the power button, reset your
computer:
1. Disconnect your computer from ac power.
2. nsert a straightened paper clip into the hole to cut off power supply temporarily.
3. Connect your computer to ac power and then turn on your computer.
Chapter 1.Meet your computer 7

8L14 Gen 3 and L15 Gen 3 User Guide

USB connectors
Note: Depending on the model, some USB connectors might not be available on your computer.
Connector name Description
• USB 2.0 connector
• USB 3.2 connector Gen 1
• USB 3.2 connector Gen 2
Connect USB-compatible devices, such as a USB keyboard, USB
mouse, USB storage device, or USB printer.
• USB-C (3.2 Gen 1) connector
• USB-C (3.2 Gen 2) connector
• USB-C (Thunderbolt 3) connector
• USB-C (Thunderbolt 4) connector
• USB 4 connector
• Charge USB-C compatible devices with the following output
voltage and current:
– AMD models: 5 V and 1.5 A
– ntel models: 5 V and 3 A
• Connect to an external display:
– USB-C to VGA: up to 1920 x 1200 pixels, 60 Hz
– USB-C to DP:
– AMD models: up to 5120 x 2880 pixels, 60 Hz
– ntel models: up to 5120 x 3200 pixels, 60 Hz
• Connect to USB-C accessories to help expand your computer
functionality. To purchase USB-C accessories, go to https://
www.lenovo.com/accessories.
Statement on USB transfer rate
Depending on many factors such as the processing capability of the host and peripheral devices, file
attributes, and other factors related to system configuration and operating environments, the actual transfer
rate using the various USB connectors on this device will vary and will be slower than the data rate listed
below for each corresponding device.
USB device Data rate (Gbit/s)
3.2 Gen 1 / 3.1 Gen 1 5
3.2 Gen 2 / 3.1 Gen 2 10
3.2 Gen 2 × 2 20
4 Gen 2 × 2 20
4 Gen 3 × 2 40
Chapter 1.Meet your computer 9

USB device Data rate (Gbit/s)
Thunderbolt 3 40
Thunderbolt 4 40
10 L14 Gen 3 and L15 Gen 3 User Guide

Chapter 2. Get started with yo r comp ter
Get started with yo r desktop
La nch an app
• Use the super key (with the Windows logo) or open the Activities menu on the top left and type in the
name of the application you want to launch.
• Click the "show application" menu (For the Fedora operating system, you can see the menu after opening
Activities menu) on the lower left and type in the name of the application you want to launch.
La nch settings
Select the system menu arrow on the top right and click on Settings.
Get s pport
• For the Ubuntu operating system, see the Ubuntu documentation site at https://help.ubuntu.com/lts/
ubuntu-help/index.html.
• For the Fedora operating system, see the Fedora project wiki at https://fedoraproject.org/wiki/Fedora_
Project_Wiki.
• The Gnome desktop is installed by default and is designed to be simple and easy to use. Details on using
Gnome are available by launching the Help application or online at https://help.gnome.org/users/.
Manage networks
Your computer helps you connect to the world through a wired or wireless network.
Connect to Wi-Fi networks
1. Click the system menu arrow on the top right. A list of available wireless networks is displayed.
© Copyright Lenovo 2022 11

2. Select a network available for connection. Provide required information, if needed.
Airplane mode
When the Airplane mode is enabled, all wireless features are disabled.
To enable or disable the Airplane mode:
1. Use the system menu drop down (top right) and choose Settings.
2. Click the Wi-Fi option.
3. Turn on or turn off the Airplane mode switch.
Interact with yo r comp ter
Your computer provides you various ways to navigate the screen.
Use the camera
• Take pictures or record videos by using the Cheese application. The indicator next to the camera is on
when the camera is in use.
• f you use other apps that support photographing, video chatting, and video conference, the camera starts
automatically when you enable the camera-required feature from the app.
Note: R function is currently limited in Linux. Make sure the regular camera mode is selected if you see gray
lines.
Use the keyboard shortc ts
The special keys on the keyboard help you work more effectively.
https://support.lenovo.com/us/en/videos/vid500145
+
nvoke the special function printed as an icon on each key or standard function of
F1–F12 function keys.
FnLock indicator on: standard function
FnLock indicator off: special function
Enable / disable speakers
Decrease volume
ncrease volume
Enable / disable microphones
Darken display
Brighten display
Manage external displays
12 L14 Gen 3 and L15 Gen 3 User Guide

Enable / disable airplane mode
+
Open calculator (for L15 Gen 3 only)
+
Enter sleep mode (for L15 Gen 3 only)
+
Open Snipping Tool
+
Toggle keyboard backlight (for selected models)
+
Break operation
+
Pause operation
+
Scroll contents
+
Send system request
+
Enter sleep mode
To wake up the computer, press Fn or the power button.
+
Go to beginning
+
Go to end
Use the TrackPoint pointing device
The TrackPoint pointing device enables you to perform all the functions of a traditional mouse, such as
pointing, clicking, and scrolling.
Chapter 2.Get started with your computer 13

Use the TrackPoint pointing device
1. Pointing stick
Use your index finger or middle finger to apply pressure to the pointing-stick nonslip cap in any direction
parallel to the keyboard. The pointer on the screen moves accordingly but the pointing stick itself does not
move. The higher the pressure applied, the faster the pointer moves.
2. Left-click b tton
Press to select or open an item.
3. Right-click b tton
Press to display a shortcut menu.
4. Middle b tton
Press and hold the dotted middle button while applying pressure to the pointing stick in the vertical or
horizontal direction. Then, you can scroll through the document, Web site, or apps.
Replace the pointing-stick nonslip cap
Note: Ensure that the new cap has grooves a.
14 L14 Gen 3 and L15 Gen 3 User Guide