Lenovo 81TA000HGE operation manual
Lenovo Chromebook C340 and S340
User Guide
About this documentation
• Illustrations in this documentation might look different from your product.
• Depending on the model, some features and software programs might not be available on your computer.
• Documentation content is subject to change without notice. Lenovo makes constant improvement on the
documentation of your computer, including this User Guide. To get the latest documentation, go to
support.lenovo.com
.
https://
• This documentation applies to the following product models:
Model Name Machine Type (MT)
Lenovo Chromebook C340-11 81TA
Lenovo Chromebook S340-14 81TB
Lenovo Chromebook S340-14 Touch
81V3
First edition (March 2019)
© Copyright Lenovo 2019.
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
Chapter 1. Meet your Chromebook . . . 1
Front . . . . . . . . . . . . . . . . . . . . 1
Base . . . . . . . . . . . . . . . . . . . . 1
Left . . . . . . . . . . . . . . . . . . . . 2
Right . . . . . . . . . . . . . . . . . . . . 3
Bottom view . . . . . . . . . . . . . . . . . 4
Features and specifications . . . . . . . . . . . 5
Statement on USB transfer rate . . . . . . . . 6
Operating environment . . . . . . . . . . . . . 6
Chapter 2. Get started with your
Chromebook . . . . . . . . . . . . . . . 7
Charge your Chromebook. . . . . . . . . . . . 7
User interface . . . . . . . . . . . . . . . . 8
Connect to Wi-Fi . . . . . . . . . . . . . . . 8
Get to know YOGA modes (for Chromebook C340
only) . . . . . . . . . . . . . . . . . . . . 8
Use the power button . . . . . . . . . . . . . 9
Connect to Bluetooth devices . . . . . . . . . 10
Set the power plan . . . . . . . . . . . . . 10
Use the mini security-lock slot . . . . . . . . . 10
Chapter 3. Navigate the screen . . . . 11
Use the multi-touch screen . . . . . . . . . . 11
Use the special keys . . . . . . . . . . . . . 11
Use the touchpad . . . . . . . . . . . . . . 12
Chapter 4. Use multimedia . . . . . . 15
Use the camera . . . . . . . . . . . . . . . 15
Use audio . . . . . . . . . . . . . . . . . 15
Connect to an external display . . . . . . . . . 15
Chapter 5. Account, login, and
logout . . . . . . . . . . . . . . . . . 17
Types of user account for logging into Chrome . . 17
Become your Chromebook’s owner . . . . . . . 17
Sign in with a Google Account other than the
owner’s . . . . . . . . . . . . . . . . . . 18
Browse as a guest . . . . . . . . . . . . . . 18
Create a supervised account. . . . . . . . . . 18
Sign out . . . . . . . . . . . . . . . . . . 18
Control who can use your Chromebook . . . . . 19
Check a Chromebook’s owner . . . . . . . . . 19
Disable guest login . . . . . . . . . . . . . 19
Lock your Chromebook. . . . . . . . . . . . 19
Shut down your Chromebook . . . . . . . . . 19
Reset your Chromebook . . . . . . . . . . . 20
Get help from Google . . . . . . . . . . . . 20
Chapter 6. Manage files and
folders . . . . . . . . . . . . . . . . . 21
What is Google Drive. . . . . . . . . . . . . 21
Your local storage space . . . . . . . . . . . 21
The Files app. . . . . . . . . . . . . . . . 21
Create folders using the Files app. . . . . . . . 21
Delete unused files . . . . . . . . . . . . . 21
Check the amount of available storage. . . . . . 21
Expand the local storage . . . . . . . . . . . 22
Chapter 7. Language settings. . . . . 23
Change display language . . . . . . . . . . . 23
Add an input method. . . . . . . . . . . . . 23
Switch among input methods . . . . . . . . . 23
Chapter 8. Add and manage apps. . . 25
What is Chrome Web Store . . . . . . . . . . 25
Add apps or extensions. . . . . . . . . . . . 25
Install Android apps . . . . . . . . . . . . . 25
Pin apps to shelf . . . . . . . . . . . . . . 26
Pin Web pages to shelf . . . . . . . . . . . . 26
Chapter 9. Lenovo help and
support . . . . . . . . . . . . . . . . . 27
Lenovo support Web site . . . . . . . . . . . 27
Call Lenovo customer support center . . . . . . 27
Before calling customer support . . . . . . 27
Services supported by Lenovo customer
support center . . . . . . . . . . . . . 27
Services not supported by Lenovo customer
support center . . . . . . . . . . . . . 27
Support phone numbers . . . . . . . . . 27
Appendix A. Important safety
information . . . . . . . . . . . . . . . 29
Appendix B. Compliance
information . . . . . . . . . . . . . . . 39
Appendix C. Accessibility,
ergonomic, and maintenance
information . . . . . . . . . . . . . . . 47
Trademarks . . . . . . . . . . . . . . . . . li
© Copyright Lenovo 2019 i
ii Lenovo Chromebook C340 and S340 User Guide
Chapter 1. Meet your Chromebook
Note: Your computer might look different from the illustrations in this chapter.
Front
1. Camera indicator 2. Camera
3. Microphone
4. Screen
Base
1. Keyboard 2. Touchpad
© Copyright Lenovo 2019 1
Left
1. ac power status indicator
3. USB 3.1 connector Gen 1 4. microSD card slot
5. Audio connector
2. Power connector / USB-C™ connector
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Lenovo Chromebook C340 and S340 User Guide
Right
1. Power button (Chromebook C340) 2. Volume buttons (Chromebook C340)
3. USB 3.1 connector Gen 1 4. Power connector / USB-C™ connector
5. Mini security-lock slot
Chapter 1. Meet your Chromebook 3
Bottom view
C340 bottom view
1. Speakers
S340 bottom view
1. Speakers
4 Lenovo Chromebook C340 and S340 User Guide
Features and specifications
Dimensions
Weight
Screen Lenovo Chromebook C340
Lenovo Chromebook C340:
• Approximately 290 mm x 208 mm x 17.9 mm (11.4 inches x 8.2 inches x 0.7 inches)
Lenovo Chromebook S340:
• Approximately 328.9 mm x 234.35 mm x 18.8 mm (12.9 inches x 9.2 inches x 0.7 inches)
Lenovo Chromebook C340:
• Approximately 1.24 kg (2.73 lb)
Lenovo Chromebook S340:
• Approximately 1.42 kg (3.13 lb)
• Color display with In-Plane Switching (IPS) technology
• Multi-touch screen
• Resolution: 1366 x 768 pixels HD
• Size: 294.6 mm (11.6 inches)
Lenovo Chromebook S340
• Color display with Twisted Nematic (TN) technology or Color display with In-Plane
Switching (IPS) technology
• Multi-touch screen (IPS FHD only)
• Resolution:
– TN Full High Definition (FHD) models: 1920 x 1080 pixels
– TN High Definition (HD) models: 1366 x 768 pixels
– IPS Full High Definition (FHD) models: 1920 x 1080 pixels
• Size: 355.6 mm (14 inches)
Memory
Storage device
Connectors and slots
Wireless features
Security
• Type: Low Power Double data rate 4 (LPDDR4)
• Capacity: 4 GB or 8 GB
• Type: Embedded multi media card (eMMC)
• Capacity: 32 GB or 64 GB
Note: The capacity of the storage device displayed in the operating system is typically
lower than the nominal capacity.
• Audio connector
• microSD card slot
• USB-C
• USB 3.1 connectors Gen 1 (2)
• Bluetooth
• Wireless LAN
• Mini security-lock slot
• Trusted Platform Module (TPM)
TM
connectors (2)
Chapter 1. Meet your Chromebook 5
Others
• Camera
• Microphone
• Speakers
Battery
ac power adapter
pack
• Type: Built-in Li-Polymer battery
• Number of cells: 3
• Capacity: 42 Wh
Note: The capacity listed here is the typical or average capacity as measured in a
specific test environment. Capacities measured in other environments may differ but are
no lower than the rated capacity (see product label).
• Input: 100 V to 240 V, 50 Hz to 60 Hz
• Output: 15 V
• Power: 45 W
Note: Specifications might change without notice. Some specifications are model-specific and might not
apply to the computer model that you purchased.
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)
3.1 Gen 1
3.1
Gen 2
3.2 20
5
10
Operating environment
Maximum altitude
3048 m (10 000 ft) (without pressurization)
Temperature
• Operating : 5 ℃ – 35 ℃ (41 ℉ – 95 ℉)
• Storage: 5 ℃ – 43 ℃ (41 ℉ – 109 ℉)
Note: When charging the battery pack, the environment temperature must be no lower than 10 ℃ (50 ℉).
Relative humidity
• Operating: 8% – 95% at wet-bulb temperature 23 ℃ (73 ℉)
• Storage: 5% – 95% at wet-bulb temperature 27 ℃ (81 ℉)
If possible, place your computer in a well-ventilated and dry area without direct exposure to sunshine.
6
Lenovo Chromebook C340 and S340 User Guide
Chapter 2. Get started with your Chromebook
Charge your Chromebook
The USB-C connector on your Chromebook works as the power connector. Plug in the ac power adapter to
charge the built-in battery pack and provide power to the Chromebook.
Connect to ac power
CAUTION:
All plugs must be firmly and securely inserted into receptacles.
1. Connect the power cord to the ac power adapter.
2. Plug the power adapter into the USB-C connector of the Chromebook.
3. Plug the power cord into an electrical outlet.
ac power status indicator behavior
The ac power status indicator is next to the USB-C connector. The following table shows the indicator
behaviors and the indicated power and battery status.
ac power status indicator Power status Battery status
on (red)
on (orange)
on (green) plugged in fully charged (97% to 100%)
off unplugged discharging
plugged in being charged, remaining power is
less than 5%
plugged in being charged, remaining power is
between 5% and 97%
© Copyright Lenovo 2019 7
User interface
1. The Launcher button Open the search box and App Launcher.
2. App shelf Pin your frequently-used app or Web page to the app shelf for easy access.
3. Search box and App Launcher
4. Status tray Manage connections, updates, and settings. By default, the time, network
5. Wallpaper Your wallpaper might look different. To change the wallpaper, right-click a blank
• Type the name of your device, app, or Web page in the search box.
• Open an app quickly from the App Launcher.
connection status, battery status, and your account picture are displayed.
area of your desktop and select Set Wallpaper
.
To discover more features and get help, click your account picture and select the question mark ?.
Connect to Wi-Fi
To connect your Chromebook to Wi-Fi:
1. Click your account picture.
2. Click the network icon and turn on the wireless feature.
3. Select an available network to connect. Provide required information if needed.
Get to know YOGA modes (for Chromebook C340 only)
Your computer display can be rotated to any angle up to 360 degrees.
Attention:
• Do not rotate the computer display with too much force, or apply too much force to the upper-right or
upper-left corner of the computer display. Otherwise, the computer display or hinges might get damaged.
• The keyboard and the pointing devices are automatically disabled in stand mode, tent mode, and tablet
mode. Use the touch screen to control your computer instead.
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Lenovo Chromebook C340 and S340 User Guide
Your Chromebook features the following four YOGA modes. You can switch among different modes
according to your preference.
Notebook mode
Tent mode Tablet mode
Use the power button
Stand mode
When you open the computer screen, the Chromebook automatically starts. If it doesn’t, press the power
button. You also can use the power button to put your Chromebook to sleep or wake your Chromebook.
For Chromebook S340, the power button is on the keyboard. For details, see “Use the special keys” on page
11.
For Chromebook C340, the power button is on the right side of the computer. The power button has an
integrated LED to show the power status.
Chapter 2. Get started with your Chromebook 9
Table 1. Chromebook C340 power button LED behavior
LED status Power status
on (white)
blink (white) plugged in and in sleep mode
off unplugged and in sleep mode
off powered off
powered on
Connect to Bluetooth devices
Your Chromebook supports Bluetooth feature. You can connect your Chromebook to a Bluetooth keyboard,
mouse, speakers, or other Bluetooth devices.
Note: The Bluetooth devices must be within a short distance, usually 10 meters (33 feet), from the
Chromebook.
1. Click your account picture, and then click the Bluetooth icon.
2. Turn on Bluetooth.
3. Select the device you want to pair and follow the on-screen instructions.
Set the power plan
For ENERGY STAR® compliant computers, the following power plan takes effect when your computers have
been idle for a specified duration:
Table 2. Default power plan (when plugged into ac power)
• Turn off the display: After 7 minutes
• Put Chromebook into sleep: After 30 minutes
To change the power plan settings:
1. Click your account picture, and then click the settings icon.
2. Click Settings ➙ Device ➙ Power.
3. Follow the on-screen instruction to change the settings as you desire.
To wake your Chromebook from sleep mode, press the power button or any key on the keyboard.
Use the mini security-lock slot
Lock your computer to a desk, table, or other fixtures through a compatible security cable lock.
The slot supports cable locks that conform to the Kensington MiniSaver
locking technology. Do not attempt to use other types of cable locks that use a rotating T-bar™ locking
mechanism. You are responsible for evaluating, selecting, and implementing the locking device and security
feature. Lenovo makes no comments, judgments, or warranties about the function, quality, or performance
of the locking device and security feature. Cable locks for your product are available from Lenovo at https://
www.lenovoquickpick.com/.
®
lock standards using Cleat™
10
Lenovo Chromebook C340 and S340 User Guide
Chapter 3. Navigate the screen
Use the multi-touch screen
Note: Some gestures might not be available depending on the app you use.
Tap
Open an app or perform an
action on an open app, such as
Copy
, Save, and Delete,
depending on the app.
Slide
Scroll through items, such as
lists, pages, and photos.
Move two fingers closer
together
Zoom out.
Swipe up from the bottom
Show or hide the app shelf.
Tap and hold
Open a shortcut menu.
Drag an item to the location you
want
Move an object.
Move two fingers farther apart
Zoom in.
Tap with two fingers
Open a shortcut menu.
Tips
• Turn off the computer before cleaning the multi-touch screen.
• Use a dry, soft, and lint-free cloth or a piece of absorbent cotton to remove fingerprints or dust from the
multi-touch screen. Do not apply solvents to the cloth.
• The multi-touch screen is a glass panel covered with a plastic film. Do not apply pressure or place any
metallic object on the screen, which might damage the touch panel or cause it to malfunction.
• Do not use fingernails, gloved fingers, or inanimate objects for input on the screen.
• Regularly calibrate the accuracy of the finger input to avoid a discrepancy.
Use the special keys
Your Chromebook keyboard works just like a conventional keyboard but with a few special keys.
© Copyright Lenovo 2019 11
Go to the previous page
Go to the next page
Reload your current page
Hide the tabs and the App Launcher in full-screen mode
Show all windows in overview mode
Decrease the brightness of the computer screen
Increase the brightness of the computer screen
Mute the speakers
Decrease the volume
Increase the volume
Lock the computer screen (for Chromebook C340 only)
Turn on or turn off the computer (for Chromebook S340 only)
Your Chromebook also supports the following key combinations:
ctrl +
alt +
+ L
ctrl + alt + ? View all keyboard shortcuts
Take a screenshot
Switch the Caps Lock function
Lock your computer screen
To change the keyboard settings:
1. Click your account picture, and then click the settings icon.
2. Click Settings ➙ Device ➙ Keyboard.
3. Follow the on-screen instruction to change the settings as you desire.
Use the touchpad
You can use the touchpad to perform various touch gestures. The following section introduces some
frequently used touch gestures, such as tapping, dragging, and scrolling.
Notes:
• When using two or more fingers, ensure that you position your fingers slightly apart.
• Some gestures are only available when you are using certain apps.
• If the touchpad surface is stained with oil, turn off the computer first. Then, gently wipe the touchpad
surface with a soft and lint-free cloth moistened with lukewarm water or computer cleaner.
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Lenovo Chromebook C340 and S340 User Guide
Tap
Two-finger tap
Tap anywhere on the touchpad
with one finger to select or open
an item.
Two-finger scroll
Put two fingers on the touchpad
and move them in the vertical or
horizontal direction. This action
enables you to scroll through the
document, Website, or apps.
To change the settings:
1. Click your account picture, and then click the settings icon.
2. Click Settings ➙ Device ➙ Touchpad.
3. Follow the on-screen instruction to change the settings as you desire.
Tap anywhere on the touchpad
with two fingers to display a
shortcut menu.
Swipe three fingers up or down
Put three fingers on the touchpad
and move them up or down to see
all your open windows.
Chapter 3. Navigate the screen 13
14 Lenovo Chromebook C340 and S340 User Guide
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