User Guide Lenovo ThinkBook 14 Gen 4 and Lenovo ThinkBook 15 Gen 4
Read this first Before using this documentation and the product it supports, ensure that you read and understand the following: • Generic Safety and Compliance Notices • Safety and Warranty Guide • Setup Guide First Edition (March 2022) © Copyright Lenovo 2022. LIMITED AND RESTRICTED RIGHTS NOTICE: If 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. GS35F-05925.
Contents About this guide . . . . . . . . . . . . . iii Chapter 1. Meet your computer . . . . . 1 Front . . . . . . . . . . . . . . . . . . Base . . . . . . . . . . . . . . . . . . Left . . . . . . . . . . . . . . . . . . Battery charging/State light and its indication Right . . . . . . . . . . . . . . . . . . Bottom . . . . . . . . . . . . . . . . . Features and specifications . . . . . . . . . Statement on USB transfer rate . . . . . . Operating environment . . . . . . . . . . . . . . . . . . . . . . .
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About this guide • This guide applies to Lenovo product model(s) listed below. Illustrations in this guide may look slightly different from your product model. Model name Machine type (MT) ThinkBook 14 G4 IAP 21DH ThinkBook 14 G4 ABA 21DK ThinkBook 15 G4 IAP 21DJ ThinkBook 15 G4 ABA 21DL • For further compliance information, refer to the Generic Safety and Compliance Notices at https:// pcsupport.lenovo.com/docs/generic_notices.
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Chapter 1. Meet your computer Front 1. Microphones Capture or record sound and voice. 2. Camera Capture still and moving images for taking photos, recording videos, and engaging in video conferences. 3. Camera cover Physically disable the camera function for privacy protection. 4. Camera light If the light is on, the camera is in use. 5. Screen Display text, graphics, and videos. Selected models support multitouch function.
Base Figure 1. Base view—14-inch models Figure 2. Base view—15-inch models 1. Wireless antennas 2. Power button/Fingerprint reader* Send and receive radio waves for the built-in wireless LAN (local area network) and Bluetooth module. Note: The antennas are not visible from the outside of the computer. • Press the button to turn on the computer or put the computer into sleep mode. • Enroll and read your fingerprint for user authentication.
3. Power/Fingerprint reader light* This light indicates the power status of the computer. It can also prompt you to touch the fingerprint reader for signing in or identity verification. • Solid white: The computer is turned on. • Solid green: The fingerprint reader is waiting to enroll or scan your fingerprint. • Blinking white: The computer is in sleep mode. • Blinking green: The fingerprint reader is initializing. • Off: The computer is turned off or in hibernation mode. 4.
Left 1. Multi-function USB port This port utilizes the USB Type-C connector and supports USB Power Delivery. It is designed as the primary power input connector. When not connected with the power adapter, it can also be used for connecting: • USB data devices • Display devices 2. Charging light Indicate whether the computer is connected to ac power.
6. Combo audio jack Connect to headphones or headsets with a 3.5 mm (0.14 inch), 4-pole plug. Note: This jack does not support standalone external microphones. If you use headsets, choose one with a single plug. 7. Novo button hole Press the Novo button to open the Novo Button menu. From the menu, you can choose to open the UEFI/BIOS setup utility, the Boot menu, or the Windows startup options screen. 8.
Right 1. SD card slot Insert an SD card or a MultiMediaCard (MMC) into the slot for data transfer or storage. 2. USB port This USB port utilizes the USB Standard-A connector. It supports SuperSpeed USB 5 Gbps and is backwards compatible with USB 2.0. 3. Ethernet connector * Connect to a local area network (LAN). 4. Kensington lock Lock your computer to a desk, table, or other fixtures through a compatible security cable lock.
Bottom Figure 3. Bottom view—14-inch models Figure 4. Bottom view—15-inch models 1. Ventilation slots (inlet) Maintain the incoming airflow to dissipate internal heat. Note: Do not block the ventilation slots. Otherwise, the computer might overheat. 2. Speakers Produce sound. Chapter 1.
Features and specifications Dimensions • ThinkBook 14 G4 IAP and ThinkBook 14 G4 ABA – Width: 323.9 mm – Depth: 218 mm – Thickness: 17.9 mm • ThinkBook 15 G4 IAP and ThinkBook 15 G4 ABA – Width: 357 mm – Depth: 235 mm – Thickness: 17.9 mm or 18.9 mm ac power adapter • Input: 100 V ac–240 V ac, 50 Hz–60 Hz • Maximum output: 20 V dc, 3.
Connectors and slots • Combo audio jack • Ethernet connector • USB Standard-A connector × 2 – Supports SuperSpeed USB 5 Gbps and backwards compatible with USB 2.0. – Power output up to 5 V and 0.9 A – Power output up to 5 V and 2 A (the always-on USB port) • USB-C connector (Thunderbolt 4 enabled*) – Power input up to 65 W using the included power adapter – Power output up to 5 V and 3 A – DisplayPort 1.
USB device Data rate (Gbit/s) 3.2 Gen 1 5 3.2 Gen 2 10 Operating environment Maximum altitude (without pressurization) 3048 m (10 000 ft) Temperature • At altitudes up to 2438 m (8000 ft) – Operating: 5°C to 35°C (41°F to 95°F) – Storage: 5°C to 43°C (41°F to 109°F) • At altitudes above 2438 m (8000 ft) – Maximum temperature when operating under the unpressurized condition: 31.3°C (88°F) Note: When you charge the battery, its temperature must be no lower than 10°C (50°F).
Chapter 2. Get started with your computer Work with Windows The following table contains Windows frequently used settings. You can learn the basics and start working with Windows right away. To configure settings, type the corresponding keywords in the Windows search box and select the best match. Follow the on-screen instructions to customize settings. Table 3.
Windows help information If the on-screen instructions cannot solve your problem, refer to the following to get the online Windows help information. • Type Get Help or Tips in the Windows search box and then press Enter. When the app opens, type the problem description and select the matched result. • Visit Microsoft support Web site: https://support.microsoft.com. Enter what you are looking for in the search box and get search results.
Interact with your computer Keyboard hotkeys Some keys on the keyboard are printed with icons. These keys are called hotkeys and can be pressed alone or in combination with the Fn key to open certain apps or change certain settings quickly. The functions of the hotkeys are symbolized by the icons printed on them. Hotkey Function Mute/Unmute sound. Decrease/Increase system volume. Mute/Unmute the microphone. Decrease/Increase screen brightness. Switch display devices. Turn airplane mode on and off.
Hotkey mode setting How to use hotkeys How to use function keys Disabled Hold down the Fn key and press one of the hotkeys. Press the function keys directly. Enabled Press the hotkeys directly. Hold down the Fn key and press one of the function keys. Note: Hotkeys that do not share keys with function keys are not affected by the hotkey mode setting. They should always be used with the Fn key. Numeric keypad Some Lenovo computers includes a dedicated numeric keypad on the far right of the keyboard.
Touch operation Used for Zooming out Pinch Zooming in Spread Opening the widgets panel Swipe in from the left edge Opening the notification center Swipe in from the right edge The Windows operating system also supports 3- and 4-finger gestures on the screen and the touchpad. You can set them up in Settings ➙ Bluetooth & devices. Chapter 2.
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Chapter 3. Explore your computer Manage power Use the information in this section to achieve the best balance between performance and power efficiency. Check the battery status The battery status icon or is in the Windows notification area. You can check the battery status, view the current power plan, and access battery settings quickly. Click the battery status icon to display the percentage of battery power remaining and change the power mode. A warning message is displayed when the battery is low.
– after 10 minutes (ThinkBook 14 G4 IAP and ThinkBook 15 G4 IAP ) – after 20 minutes (ThinkBook 14 G4 ABA and ThinkBook 15 G4 ABA) Note: To wake the computer from the sleep state, press the power button or any key on the keyboard. Change or customize a power plan This operation is applicable to computers with pre-installed Windows. Step 1. Type power plan in the Windows search box and then press Enter. Step 2. Customize a power plan of your preference.
Enable or disable always-on For some Lenovo computers with always-on connectors, the always-on function can be enabled or disabled in the UEFI/BIOS setup utility. Step 1. Open the UEFI/BIOS setup utility. Step 2. Select Configuration ➙ Always On USB and press Enter. Step 3. Change the setting to Disabled or Enabled. Step 4. Select Exit ➙ Exit Saving Changes.
Next time you start the computer, you must enter the administrator password to open the setup utility. If Power on Password is enabled, you must enter the administrator password or the user password to start the computer. Change or remove administrator password Only the administrator can change or remove the administrator password. Step 1. Open the UEFI/BIOS setup utility using the administrator password. Step 2. Select Security ➙ Set Administrator Password and press Enter. Step 3.
Attention: Be extremely careful when setting a hard disk password. If you forget the hard disk password, a Lenovo authorized service personnel cannot reset your password or recover data from the hard disk. You must take your computer to a Lenovo authorized service personnel to have the hard disk drive replaced. Proof of purchase is required and a fee will be charged for parts and service. Step 1. Open the UEFI/BIOS setup utility. Step 2. Select Security ➙ Set Hard Disk Password and press Enter.
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Chapter 4. Help and support Frequently asked questions How do I partition my storage drive? Refer to https://support.lenovo.com/solutions/ht503851 What should I do if my computer stops responding. Press and hold the power button until the computer turns off. Then restart the computer. 1. Carefully unplug the ac power adapter and turn off the computer immediately. The more quickly you stop the current from passing through the computer the more likely you will reduce damage from short circuits.
Resources How to access? Use Lenovo Vantage or Lenovo PC Manager to: • Download and install the latest drivers and firmware. • Configure hardware settings Use Windows Search. • Diagnose computer hardware problems. • Check the computer warranty status. Product documentation: • Generic Safety and Compliance Notices 1. Go to https://support.lenovo.com. • Safety and Warranty Guide 2. Detect your computer or select computer model manually. • Setup Guide • This User Guide 3.
CRUs for your product model The table below lists the CRUs and CRU types that are defined for your product model. Part Self-service CRU Power cord * X ac power adapter X Optional-service CRU * for selected models Notes: • CRU replacement instruction is provided in one or more of the following publications and are available from Lenovo at any time upon your request.
Note: Phone numbers are subject to change without notice. If the number for your country or region is not provided, contact your Lenovo reseller or Lenovo marketing representative. Services available during the warranty period • Problem determination - Trained personnel are available to assist you with determining if you have a hardware problem and deciding what action is necessary to fix the problem.
Appendix A. Notices and trademarks Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your local Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used.
Any performance data contained herein was determined in a controlled environment. Therefore, the result obtained in other operating environments may vary significantly. Some measurements may have been made on development-level systems and there is no guarantee that these measurements will be the same on generally available systems. Furthermore, some measurements may have been estimated through extrapolation. Actual results may vary.
