background image

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

5

3.1 Gen 2

10

3.2

20

Operating environment

Maximum altitude

3048 m (10 000 ft) (without pressurization)

Temperature

•  Operating : 5 

℃ 

– 35 

℃ 

(41 

℉ 

– 95 

)

•  Storage: 5 

℃ 

– 43 

℃ 

(41 

℉ 

– 109 

)

Note:

When the battery pack is under charge, 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 

)

Note:

If possible, place your computer in a well-ventilated and dry area without direct exposure to sunshine.

Chapter 1

.

Meet your Chromebook

7

Summary of Contents for Chromebook C340-15

Page 1: ......

Page 2: ...umentation of your computer including this User Guide To get the latest documentation go to https support lenovo com This documentation applies to the following product model Model Name Machine Type MT Lenovo Chromebook C340 15 81T9 First edition May 2019 Copyright Lenovo 2019 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant to a General Services Administration GSA co...

Page 3: ...ebook s owner 21 Disable guest login 21 Lock your Chromebook 21 Shut down your Chromebook 21 Reset your Chromebook 22 Get help from Google 22 Chapter 6 Manage files and folders 23 What is Google Drive 23 Your local storage space 23 The Files app 23 Create folders using the Files app 23 Delete unused files 23 Check the amount of available storage 23 Expand the local storage 24 Chapter 7 Language se...

Page 4: ...ii Lenovo Chromebook C340 15 User Guide ...

Page 5: ...cover or uncover the camera lens Note The camera cover helps you better protect your privacy 4 Camera Take pictures or record videos by clicking Camera from the Start menu Note If 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 5 Multi touch screen Display text graphics and vi...

Page 6: ...rd also includes numeric keypad hotkeys and function keys for changing settings and performing tasks quickly 2 Touchpad Perform finger touch and all the functions of a traditional mouse Note The touchpad also supports multi touch function 2 Lenovo Chromebook C340 15 User Guide ...

Page 7: ...On white connected to ac power fully charged Off not connected to ac power 3 USB 3 1 Gen 1 Type A connector Connect a USB compatible device such as a USB keyboard a USB mouse a USB storage device or a USB printer 4 Combo audio jack Connect 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...

Page 8: ...er data at USB 3 1 speed up to 5 Gbps Connect to an external display USB C to VGA 1900 x 1200 pixels 60 Hz USB C to DP 3840 x 2160 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 Note When the battery power is below 10 the connected USB C accessories might not work correctly 5 Mini security lo...

Page 9: ...Bottom 1 Ventilation slots Dissipate heat 2 Speakers Produce sound Chapter 1 Meet your Chromebook 5 ...

Page 10: ...connector microSD card slot Two USB C connectors USB 3 1 connector Gen 1 Wireless features Bluetooth Wireless LAN Security Mini security lock slot Trusted Platform Module TPM Others Camera Microphones Speakers Battery pack Type Built in Li Polymer battery Number of cells 4 Capacity 56 Wh Note The capacity listed here is the typical or average capacity as measured in a specific test environment Cap...

Page 11: ...ch corresponding device USB device Data rate Gbit s 3 1 Gen 1 5 3 1 Gen 2 10 3 2 20 Operating environment Maximum altitude 3048 m 10 000 ft without pressurization Temperature Operating 5 35 41 95 Storage 5 43 41 109 Note When the battery pack is under charge 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 bu...

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Page 13: ...ower cord to the ac power adapter 2 Plug the power adapter into the power 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 power connector The following table shows the indicator behaviors and the indicated power and battery status ac power status indicator Power status Battery status on oran...

Page 14: ...re 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 Your computer display can be rotated to any angle up to 360 degrees Attentio...

Page 15: ...n 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 C340 the power button is on the right side of the computer The power button has an integrated indicator to show the power status Chapter 2 Get started with your Chromebook 11 ...

Page 16: ...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...

Page 17: ... app or perform an action on an open app such as Copy Save and Delete depending on the app Tap and hold Open a shortcut menu Slide Scroll through items such as lists pages and photos Drag an item to the location you want Move an object Move two fingers closer together Zoom out Move two fingers farther apart Zoom in Copyright Lenovo 2019 13 ...

Page 18: ...ion 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 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...

Page 19: ...e 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 Tap Tap anywhere on the touchpad with one finger to select or open an item Two finger tap Tap anywhere on the touchpad with two fingers to display a shortcut menu Two finger scroll Put two fingers on the touchpad ...

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Page 21: ...ccount picture and then adjust the volume as you prefer Connect to an external display You can use the Chromebook s USB C connectors to connect a projector or an external display 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 prov...

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Page 23: ...sed for temporary sharing of a Chrome based device Note Guest login may be disabled by a device s owner For details refer to Disable guest login on page 21 Supervised account A special account created by a Google Account manager logged into a Chrome based device A supervised account is device specific and cannot be used to log into other Chrome based device The manager of a supervised user can rev...

Page 24: ...ay share your Chromebook with people who do not have a Google Account They can use your Chromebook with a special guest account Note Some operations such as installing apps are disabled if you log in as a guest 1 Start the Chromebook 2 On the login screen click Browse as Guest Note If you cannot sign in guest browsing may be disabled by the Chromebook owner Create a supervised account You may need...

Page 25: ...e Account 2 Click the status tray in the lower right corner and then click the settings icon 3 Under People click Manage other people If you re not the owner of the Chromebook you will get a warning message that the settings may only be modified by the device owner The user name of the owner is also displayed Disable guest login As a Chromebook s owner you can disable guest login for security conc...

Page 26: ... devices before resetting your Chromebook 1 Click the status tray in the lower right corner 2 Click the settings icon and then click Advanced 3 Under Reset click Powerwash and then click RESTART Get help from Google 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 onlin...

Page 27: ...Files app for you to manage files and folders on your local storage device a connected external storage device or Google Drive The Files app can be started from the App Launcher Create folders using the Files app You can create folders and subfolders for better management of files 1 Start the Files app from the App Launcher 2 On the left pane select a storage space where you want to save files Not...

Page 28: ... a microSD card 1 Locate the card slot 2 Ensure the metal contacts of the microSD card is facing downwards when inserting it into the slot 3 Insert the card firmly into the card slot Remove a microSD card 1 Ensure that the computer has finished writing data to the microSD card 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 compute...

Page 29: ...u may need to add an input method to type text in a particular language 1 Sign in to your Chromebook with your Google Account 2 Click the status tray in the lower right corner and then click the settings icon 3 Click Advanced 4 Under Languages and input select Input method Manage input methods 5 Select the check box preceding the input method you want to add Switch among input methods If you have ...

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Page 31: ...App Launcher Visit http chrome google com webstore directly using the Chrome browser Apps and extensions downloaded from the Web Store run completely within the Chrome browser Add apps or extensions 1 Click the App Launcher in the lower left corner and then click Web Store 2 Within the store find your app or extension by typing keywords or searching the list by category 3 Click the add icon and th...

Page 32: ... then select Unpin on the context menu Pin Web pages to shelf If you find yourself visiting a web page frequently you may pin it to shelf for easy access 1 Start the Chrome browser and go to your favorite Web page 2 With the Web page open select the exclamation mark to the right of the address bar 3 Select More tools Add to shelf Add Note You may choose to select the Open as window check box here ...

Page 33: ...d personnel are available to assist you with determining if you have a hardware problem and deciding what action is necessary to fix the problem 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 Engineering change management Occasionally there might be changes that ar...

Page 34: ...one 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 30 Lenovo Chromebook C340 15 User Guide ...

Page 35: ...ous enough that the product should not be used again until it has been inspected and if necessary repaired by an authorized servicer As with any electronic device pay close attention to the product when it is turned on On very rare occasions you might notice an odor or see a puff of smoke or sparks vent from your product Or you might hear sounds like popping cracking or hissing These conditions mi...

Page 36: ...pgrades typically are referred to as options Replacement parts approved for customer installation are referred to as Customer Replaceable Units or CRUs Lenovo provides documentation with instructions when it is appropriate for customers to install options or replace CRUs You must closely follow all instructions when installing or replacing parts The Off state of a power indicator does not necessar...

Page 37: ...liquid cleansers Liquids can cause a short circuit particularly if the power cord or power adapter has been stressed by misuse Liquids also can cause gradual corrosion of power cord terminals and or the connector terminals on a power adapter which can eventually result in overheating Ensure that all power cord connectors are securely and completely plugged into receptacles Do not use any power ada...

Page 38: ... outlet with one that enables this safety feature Never overload an electrical outlet The overall system load should not exceed 80 percent of the branch circuit rating Consult an electrician for more information if you have questions about power loads and branch circuit ratings Be sure that the power outlet you are using is properly wired easily accessible and located close to the equipment Do not...

Page 39: ...n the installation and configuration procedures Do not use your computer until all internal parts enclosures are fastened into place Never use the computer when internal parts and circuits are exposed DANGER Connect and disconnect cables as described in the following procedures when installing moving or opening covers on this product or attached devices To connect 1 Turn everything OFF 2 First att...

Page 40: ...ay contain perchlorate Perchlorate Material special handling may apply see www dtsc ca gov hazardouswaste perchlorate Built in rechargeable battery notice 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 ...

Page 41: ...carpet or other flexible surface Never block cover or disable these features When the ac power adapter is connected to an electrical outlet and your computer it generates heat Do not place the adapter in contact with any part of your body while using it Never use the ac power adapter to warm your body Extended contact with your body even through clothing may cause a skin burn For your safety alway...

Page 42: ...332 2 Clause 7 limits for a wide band characteristic voltage of 75 mV Using headphones that do not comply with EN 50332 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 headphon...

Page 43: ...lean with damp cloth The computer including the ac power adapter and the battery pack as applicable should not be dropped crushed stepped on or otherwise abused An adult should caution his or her child about the potential trip hazard as posed by the cable between a power source and the computer An adult should inspect the computer including the ac power adapter and the battery pack as applicable p...

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Page 45: ... that is the property of the company you must do so in accordance with the Law for Promotion of Effective Utilization of Resources Computers and monitors are categorized as industrial waste and should be properly disposed of by an industrial waste disposal contractor certified by a local government In accordance with the Law for Promotion of Effective Utilization of Resources Lenovo Japan provides...

Page 46: ...https www lenovo com jp ja environment recycle battery Brazil recycling information Descarte de um Produto Lenovo Fora de Uso Equipamentos elétricos e eletrônicos não devem ser descartados em lixo comum mas enviados à pontos de coleta autorizados pelo fabricante do produto para que sejam encaminhados e processados por empresas especializadas no manuseio de resíduos industriais devidamente certific...

Page 47: ...ry packs from Lenovo products Your Lenovo device might contain a lithium ion battery pack or a nickel metal hydride battery pack You can find details on the battery pack in the product documentation If you need to dispose of a battery pack insulate it with vinyl tape contact Lenovo sales service or your place of purchase or a waste disposal operator and follow their instructions You also can refer...

Page 48: ...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 铅 Pb 汞 Hg 镉 Cd 六价铬 CR VI 多溴联苯 PBB 多溴二苯醚 PBDE 印刷电路 板组件 X 硬盘 X LCD面板 LED背 光源 X 键盘 X 内存 X 电池 X 电源适配 器 X 底壳 顶 壳和扬声 器 X 在中华人民共和国境内销售的电子信息产品必须带有此 环保使用期限 EPuP 标志 圆圈内的数字 标示正常使用状态下产品的环保使用期限 Note 本表格依据SJ T 11364的规定编制 某些型号的产品可能不包含表中的部分部...

Page 49: ...cables cords and so on meets the requirements of Directive 2011 65 EU on the restriction of the use of certain hazardous substances in electrical and electronic equipment RoHS recast or RoHS 2 For more information about Lenovo worldwide compliance on RoHS go to www lenovo com rohs communication Appendix B Compliance information 45 ...

Page 50: ...To change the power plan see Set the power plan on page 12 Electromagnetic emissions notices Federal Communications Commission FCC Supplier s Declaration of Conformity The following information applies to Lenovo Chromebook C340 15 machine type 81T9 This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are d...

Page 51: ...s sicherzustellen sind die Geräte wie in den Handbüchern beschrieben zu installieren und zu betreiben Des Weiteren dürfen auch nur von der Lenovo empfohlene Kabel angeschlossen werden Lenovo übernimmt keine Verantwortung für die Einhaltung der Schutzanforderungen wenn das Produkt ohne Zustimmung der Lenovo verändert bzw wenn Erweiterungskomponenten von Fremdherstellern ohne Empfehlung der Lenovo g...

Page 52: ...mpliance The limits for Class B equipment were derived for typical residential environments to provide reasonable protection against interference with licensed communication devices Other compliance notices Brazil audio caution statement Ouvir sons com mais de 85 decibéis por longos períodos pode provocar danos ao sistema auditivo Export classification notice This product is subject to the United ...

Page 53: ...онные документы пункт 5 1 подпункт 5 1 2 этикетка является видом эксплуатационных документов Дата изготовления месяц и год Указана на этикетке на упаковке продукции в графе Date дата указана в формате год месяц дата Для получения более подробной информации посетите веб сайт https support lenovo com Единый знак обращения на рынке стран Таможенного союза Appendix B Compliance information 49 ...

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Page 55: ... example can help you improve your performance and achieve greater comfort This example shows someone in a conventional setting Even when not in such a setting you can follow many of these tips Develop good habits and they will serve you well Figure 1 Illustration of proper seating and computer positioning General posture Make minor modifications in your working posture to deter the onset of disco...

Page 56: ...pecialist for advice Basic maintenance tips Keep your computer away from magnets activated cellular phones electrical appliances or speakers more than 13 cm or 5 inches Avoid subjecting your computer to extreme temperatures below 5 41 or above 35 95 Avoid placing any objects including paper between the display and the keyboard or the palm rest Do not turn your computer over when the ac power adapt...

Page 57: ...ur computer screen Use a dry soft lint free cloth to wipe the screen gently If you see a scratch like mark on your screen it might be a stain Wipe or dust the stain gently with a soft dry cloth If the stain remains moisten a soft lint free cloth with water or eyeglass cleaner but do not apply liquids directly to your computer screen Ensure that the computer screen is dry before closing it Appendix...

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Page 59: ...logo are trademarks of Lenovo Google Chrome Chromebook Gmail Google Play and Android are trademarks or registered trademarks of Google Inc Other company products or service names may be trademarks or service marks of others 2019 Lenovo ...

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