Page 1
Lenovo Chromebook C340 and S340 User Guide...
Page 2
• 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 https:// support.lenovo.com...
Left 1. ac power status indicator 2. Power connector / USB-C™ connector 3. USB 3.1 connector Gen 1 4. microSD card slot 5. Audio connector 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...
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)
• 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. Lenovo Chromebook C340 and S340 User Guide...
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. Lenovo Chromebook C340 and S340 User Guide...
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 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.
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/.
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: Take a screenshot ctrl +...
Page 17
Two-finger tap Tap anywhere on the touchpad Tap anywhere on the touchpad with one finger to select or open with two fingers to display a an item. shortcut menu. Two-finger scroll Swipe three fingers up or down Put two fingers on the touchpad Put three fingers on the touchpad and move them in the vertical or and move them up or down to see...
Page 18
Lenovo Chromebook C340 and S340 User Guide...
1. Use a USB-C to USB-C cable (not supplied) to connect your Chromebook to an external display. Note: If the external display does not support input through USB-C connector, you may need to purchase and use adapters. Lenovo provides various USB-C accessories at https://www.lenovo.com/ accessories , to help you expand your computer functionality.
Page 20
Lenovo Chromebook C340 and S340 User Guide...
To change restriction settings for the supervised user, go to www.chrome.com/manage. Sign out If you or others need to sign in with another account, sign out of current login session. 1. Click the status tray. 2. Click Sign out. Lenovo Chromebook C340 and S340 User Guide...
Control who can use your Chromebook By default, anyone with a valid Google Account can sign in to a Chromebook. However, as a Chromebook owner, you can set up permissions to only allow people with certain accounts to sign in. 1.
After signing in to your Chromebook, click Get Help from the App Launcher. The Get Help app provides comprehensive instructions on using a Chromebook. In addition, Google provides an online community for Chromebook users. If you are interested, go to http:// chromebook.com/community Lenovo Chromebook C340 and S340 User Guide...
2. On the left pane of the File app, click the eject button (next to SD Card). 3. Press the card and remove it from your computer. Store the card safely for future use. Lenovo Chromebook C340 and S340 User Guide...
Web page will start in a dedicated window, instead of in a tabbed window of the Chrome browser. To unpin an app, press and hold the app icon on the shelf, then select Unpin on the context menu. Lenovo Chromebook C340 and S340 User Guide...
• Lenovo hardware repair - If the problem is determined to be caused by Lenovo hardware under warranty, trained service personnel are available to provide the applicable level of service.
Page 32
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. Lenovo Chromebook C340 and S340 User Guide...
This information can help you safely use your personal computer. Follow and retain all information included with your computer. The information in this document does not alter the terms of your purchase agreement or the Lenovo Limited Warranty. Customer safety is important. Our products are developed to be safe and effective. However, personal computers are electronic devices.
Page 34
Note: If you notice these conditions with a product (such as an extension cord) that is not manufactured for or by Lenovo, stop using that product until you can contact the product manufacturer for further instructions, or until you get a suitable replacement.
Page 35
Power cords and power adapters DANGER Use only the power cords and power adapters supplied by the product manufacturer. The power cords shall be safety approved. For Germany, it shall be H05VV-F, 3G, 0.75 mm , or better. For other countries, the suitable types shall be used accordingly. Never wrap a power cord around a power adapter or other object.
Page 36
Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician. Lenovo Chromebook C340 and S340 User Guide...
Page 37
Electrical current safety information DANGER Electric current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: • Do not use your computer during a lightning storm. • Do not connect or disconnect any cables or perform installation, maintenance, or re- configuration of this product during an electrical storm.
Page 38
DANGER Do not attempt to replace the built-in rechargeable battery. Replacement of the battery must be done by a Lenovo-authorized repair facility or technician. Only recharge the battery strictly according to instructions included in the product documentation. Removable rechargeable battery notice DANGER Only recharge the battery strictly according to instructions included in the product documentation.
Page 39
Heat and product ventilation DANGER Computers, ac power adapters, and many accessories can generate heat when turned on and when batteries are charging. Notebook computers can generate a significant amount of heat due to their compact size. Always follow these basic precautions: •...
Page 40
2 can be dangerous due to excessive sound pressure levels. If your Lenovo computer came with headphones or earphones in the package, as a set, the combination of the headphones or earphones and the computer already complies with the specifications of EN 50332-1. If different headphones or earphones are used, ensure that they comply with EN 50332-1 (Clause 6.5...
Page 41
Similarly, if a child notices damaged/broken parts, this should be reported to the teacher/parents/adult supervisors immediately. Damaged parts may be replaced through service provided by Lenovo. DANGER ELECTRICALLY OPERATED PRODUCT. Not recommended for children under 3 years of age (or other intended age range).
Page 42
Lenovo Chromebook C340 and S340 User Guide...
Collecting and recycling a disused Lenovo computer or monitor If you are a company employee and need to dispose of a Lenovo computer or monitor that is the property of the company, you must do so in accordance with the Law for Promotion of Effective Utilization of Resources.
Page 44
If you need to replace it with a new one, contact your place of purchase or contact Lenovo for service. If you need to dispose of a disused lithium battery, insulate it with vinyl tape, contact your place of purchase or an industrial-waste-disposal operator, and follow their instructions.
Page 45
If the battery needs to be replaced, contact your place of purchase or contact Lenovo for service. If you need to dispose of a lithium battery, insulate it with vinyl tape, contact your place of purchase or a waste-disposal operator, and follow their instructions.
Page 46
EEE or WEEE. For additional WEEE information, go to https://www.lenovo.com/recycling WEEE information for Hungary A magyar törvények értelmében, a 197/2014 (VIII.1.) kormányrendelet 12. szakaszának (1)-(5) cikkében foglaltak szerint Lenovo mint gyártó állja a keletkező költségeket. Mainland China RoHS 为满足中国电子电器产品有害物质限制相关的法律法规和其他要求,联想公司对本产品中有害物质按部件分 类,声明如下。 部件名称...
Page 47
Lenovo encourages you to make efficient use of energy an integral part of your day-to-day operations. To help in this endeavor, Lenovo has preset a default power plan. To change the power plan, see “Set the power plan” on page 10.
Page 48
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult an authorized dealer or service representative for help. Lenovo is not responsible for any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment. Unauthorized changes or modifications could void the user’s authority to operate the equipment.
Page 49
• For tablets: https://www.lenovo.com/eu-doc-tablets Lenovo cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non-recommended modification of the product, including the installation of option cards from other manufacturers. This product has been tested and found to comply with the limits for Class B equipment according to European Standards harmonized in the Directives in compliance.
Page 50
передачи данных, с поддержкой различных профилей подключения (Wi-Fi, Назначение Bluetooth и пр.). Леново ПЦ ХК Лимитед, 23/Ф Линколн Хаус, Тайку Плэйс 979 Кингз Роуд, Куарри Бэй, Гонконг (Lenovo PC HK Limited, 23/F Lincoln House, Taikoo Place Изготовитель 979 King's Road, Quarry Bay, Hong Kong) Страна производства...
In addition, use healthy work habits to maximize your performance and comfort while using your computer. Lenovo is committed to providing the latest information and technology to our customers with disabilities. Refer to our accessibility information which outlines our efforts in this area.
Page 52
Questions about vision? The visual display screens of Lenovo notebook computers are designed to meet the highest standards and to provide you with clear, crisp images and large, bright displays that are easy to see, yet easy on the eyes.
Page 53
onto the keyboard. To remove any crumbs or dust from beneath the keys, you can use a camera blower with a brush or use cool air from a hair dryer. Cleaning the computer screen Scratches, oil, dust, chemicals, and ultraviolet light can affect the performance of your computer screen. Use a dry, soft lint-free cloth to wipe the screen gently.
Page 54
Lenovo Chromebook C340 and S340 User Guide...