Lenovo K450e- User Manual

2 User Guide Front view of the chassis Attention: Be careful not to block any air vents on the computer. Blocked air vents can cause overheating. Power buttonHard disk indicatorMemory card reader (selected models only)USB 3.0 connectorHeadphone connectorMicrophone connectorUSB connector/USB power of...

3 User Guide Rear view of the chassis (If the rear view configuration shown in this chapter is different from the rear of your computer, please refer to the rear of your computer.) Voltage selection switch (selected models only)Power connectorDisplayPort connector (selected models only)HDMI connecto...

4 User Guide Basic connector instructions Connector Description Microphone Use this connector to attach a microphone to your computer when you want to record sound or if you use speech-recognition software. Headphone Use this connector to attach headphones to your computer when you want to listen to...

5 User Guide Connecting your computer Note: Your computer may not have all of the connectors described in this section. Check the position of the voltage-selection switch on the rear of the computer. Use a ballpoint pen to slide the switch if necessary. Note: Some computers do not have a voltage swi...

6 User Guide 5.1 Audio configuration instructions This model of computer supports the transformation of stereo sound into 5.1 surround sound. Use the following guides when connecting to the 5.1 surround audio device: Front channel Surround Center-LFE Blue line-in connector Green line-out connector P...

7 User Guide 7.1 Audio configuration instructions Use the following illustration when connecting a 7.1 surround sound audio system S/PDIF out connector Center / Low frequency output connector Surround out connector Microphone input Connector Audio line-out Connector Audio line-in Connector Note: For...

8 User Guide Sound configuration is as follows: 1. Right click the Sound icon in the system property bar and select the Sounds option to set up sounds in the pop-up dialog box. 2. Select a playback device from the Playback dialog box, then click the Configure button to configure it. 3. Select 7.1 su...

9 User Guide Display connecting instructions when playing Blu-ray Discs Note: Only some models are equipped with Blu-ray optical drive. Check the connectors available on your computer and display and select an appropriate cable according to the table below. Other types of cables do not meet the requ...

12 User Guide Switching between the main Windows 8.1 interfaces Windows 8.1 comes with two main user interfaces: the Start Screen and the Windows desktop.To switch from the Start Screen to the Windows desktop, do one of the following:• Select the Windows desktop tile on the Start Screen.• Press the ...

13 User Guide Switching between apps Sometimes you want to get back to an app you were just using, or quickly switch through your recent apps.To switch between apps:Move the cursor to the top left corner, then click to bring in the next app. (If your computer is equipped with touch screen, swipe in ...

Using the Rescue System This chapter contains the following topics:  OneKey Recovery  Driver and Application Installation Attention: Using OneKey Recovery will result in loss of data. • You can restore the C: drive of the computer to factory default settings or to the last system backup status usi...

16 User Guide Note about the service partition: The files and relevant data used by the rescue system are saved in the service partition. Deleting this partition will make the rescue system unusable. For more detailed information, see the following instructions: From the Search charm, select Apps → ...

17 User Guide Driver and Application Installation The Driver and Application Installation function in the rescue system provides a way for the user to conveniently reinstall all of the Lenovo applications and drivers that were shipped with your Lenovo hardware. Method 1: Automatic Installation Repea...

Using the Software This chapter contains the following topic:  Software instructions Note: The interface and functionality of these features will depend on which software was shipped with the computer model you purchased. User Guide 19

20 User Guide Lenovo Support The Lenovo Support program enables you to register your computer with Lenovo, download and view user manuals for your computer, get the warranty information of your computer, and explore help and support information. To open this program, do the following: Click the Leno...

22 User Guide Solving Problems Follow these tips when troubleshooting your computer: • If you added or removed a part before the problem started, review the installation procedures to ensure that the part is correctly installed. • If a peripheral device does not work, ensure that the device is prope...

23 User Guide Problem: Ripple on screen. Troubleshooting and problem resolution: 1. Check to see if any of the following devices are located less than one meter from the computer: refrigerators, electric fans, electric dryers, UPS systems, regulators, fluorescent lamps or other computers that may be...

24 User Guide Troubleshooting Software Problems Problem: You are unable to exit a running program normally. Troubleshooting and problem resolution: 1. Press the Ctrl , Alt and Delete keys at the same time, then select the Task Manager option from the pop-up dialog box. 2. Select the problem program,...

26 User Guide Windows Help and Support If you have a problem with the operating system, see the Windows Help and Support file. To open the Windows Help and Support file, do one of the following:• Select the Settings charm, then select Help . • Press Windows key + F1.You can read the Windows Help and...

27 User Guide Performing Daily Maintenance Tasks Cleaning the computer components Because many of the computer components consist of sophisticated integrated circuit boards, it is very important to periodically clean the computer to prevent dust buildup. The cleaning supplies you need to clean the c...

This chapter contains the following topics:  Identifying internal components  Identifying parts on the system board  Removing the computer cover  Removing the front bezel  Replacing a memory module  Replacing a hard disk drive  Replacing an optical drive  Replacing a graphics card  Replacin...

30 User Guide Overview This guide is intended to be used by customers who are replacing Customer Replaceable Units (CRUs) as well as trained service personnel who are replacing Field Replaceable Units (FRUs). In this guide, CRUs and FRUs will often be referred to as parts. Note: Trained service pers...

31 User Guide Additional information resources The most up-to-date information for your computer is available online at: http://support.lenovo.com. You can find the following information:• Customer replacement unit removal and installation information• Publications• Troubleshooting information• Part...

32 User Guide Handling static-sensitive devices Static electricity, although harmless to you, can seriously damage computer components.When replacing a part, do not open the anti-static packaging containing the new part until the defective part has been removed from the computer and you are ready to...

33 User Guide Locations Identifying internal components The following illustration shows the components inside your computer. 1 2 3 5 4 6 Optical disk drive Hard disk drive Graphics card System board System fan Power supply

34 User Guide Identifying parts on the system board The system board (also known as the “mainboard” or “motherboard”) is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are factory-installed or that you can install later. The follo...

35 User Guide PCI express X 16 adapter slot SPI debug connector Solid state disk power connector SATA connectors (4) eSATA connector Power fan header Front panel connector Front USB 2.0 connector Battery Clear CMOS jumper Front USB 3.0 connector Mode switch connector Serial (COM2) connector ME disab...

36 User Guide Removing the computer cover Attention: • Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. • For this procedure, it helps to lay the computer on a flat, stable surface. To remove the computer cover: 1. Remove any media (disks, CDs, or memory c...

37 User Guide Removing the front bezel Note: For this procedure, it helps to lay the computer on a flat, stable surface. To remove the front bezel: 1. Remove the computer cover. Refer to “Removing the computer cover”.2. Remove the front bezel by releasing the three plastic tabs inside the chassis an...

38 User Guide Replacing a memory module Note: For this procedure, it helps to lay the computer on a flat, stable surface. To replace a memory module: 1. Remove the computer cover. Refer to “Removing the computer cover”.2. Locate the memory module connectors. Refer to “Locating components”.3. Remove ...

39 User Guide Replacing a hard disk drive Note: For this procedure, it helps to lay the computer on a flat, stable surface. To replace a hard disk drive: 1. Remove the computer cover. Refer to “Removing the computer cover”.2. Disconnect the data and power cables from the hard disk drive. 3. Lift up ...

40 User Guide 6. Slide the new hard disk drive into the drive bay and slide the drive bay into place. 7. Connect the power and signal cables to the new hard disk drive.8. Reattach the computer cover. Replacing an optical drive Note: For this procedure, it helps to lay the computer on a flat, stable ...

41 User Guide Replacing a graphics card Note: For this procedure, it helps to lay the computer on a flat, stable surface. To replace a graphics card: 1. Remove the computer cover. Refer to “Removing the computer cover”.2. Remove the screw that secures the graphics card fixing bracket and lift the br...

43 User Guide 6. Install the new adapter into the same adapter connector and secure it to chassis with the screw. 7. Turn the graphics card latch to the closed position and secure it with the screw.8. Reattach the graphics card fixing bracket and computer cover. Replacing the keyboard and mouse Note...

45 User Guide Appendix. Declaration Thank you for using Lenovo products.Carefully read all documents shipped with your computer before you install and use the product for the first time. Lenovo is not responsible for any loss except when caused by installation and operations performed by Lenovo prof...

46 User Guide Trademarks Lenovo and the Lenovo logo, IdeaCentre and IdeaCentre logo are trademarks of Lenovo in the United States, other countries, or both.Microsoft, Windows, and Windows Vista are trademarks of the Microsoft group of companies.Intel Inside is a trademark of Intel Corporation in the...

47 User Guide By using ENERGY STAR compliant products and taking advantage of the power-management features of your computer, you reduce the consumption of electricity. Reduced electrical consumption contributes to potential financial sayings, a cleaner environment, and the reduction of greenhouse g...

48 User Guide In Windows 8 or Windows 8.1 operating system, you also need to disable Fast Startup function to meet the off mode requirement of ErP compliance.To disable the Fast Startup function, do the following:1. Select Apps → Control Panel from the Search charm. 2. From the Control Panel , choos...

49 User Guide This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.Responsible...