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Lenovo IdeaPad U455 User Guide V1.0 - Page 2
...LENOVO products, data, computer software, and services have been developed exclusively at private expense and are sold to governmental entities as commercial items as defined by 48 C.F.R. 2.101 with limited and restricted rights to restrictions set... first. • Some instructions in this guide may assume that are not described in this guide are common to most models. If you are using Windows®...
Lenovo IdeaPad U455 User Guide V1.0 - Page 7
... 39
OneKey Rescue system 39
Chapter 5. Getting help and service 64
Getting help on the Web ...........65 Calling the customer support center 65 Getting help around the world 68 Lenovo warranty service telephone numbers 68
i Upgrading and replacing devices 53
Replacing the battery 53 Replacing the hard disk drive 55 Replacing memory 59
Appendix A. Using the Internet .... 31 Wired...
Lenovo IdeaPad U455 User Guide V1.0 - Page 14
...the customer support center or your documentation. Disconnect the attached power cords, battery pack, and all instructions when installing or replacing parts. Important safety information
Service and upgrades Do NOT attempt to service a product yourself unless instructed to diagnose the situation yourself. For a list of service and support phone numbers, go to install options or replace units...
Lenovo IdeaPad U455 User Guide V1.0 - Page 48
...
Access point *
Wi-Fi/WiMax network
* Not supplied
Software configuration Consult your Internet Service Provider (ISP) and search Windows Help and Support Center for details on how to make configuration.
Using the Internet
„ Using Wi-Fi/WiMax (Select models only) Enabling wireless connection
To enable wireless communications, do the following:
1 Slide the...
Lenovo IdeaPad U455 User Guide V1.0 - Page 49
... of the network. The Lenovo Mobile Broadband module may support one or more of the following standards: ƒ GSM (Global System for availability, cost and other information. • A SIM card is a subscription service.
Refer to identify their service subscribers on page 36. Using the Internet
„ Using Mobile Broadband (Select models only)
Before getting started...
Lenovo IdeaPad U455 User Guide V1.0 - Page 57
... operating system, Lenovo provides all the drivers you need in your computer, including the warranty period and type of each component in your hard disk.
43 For an explanation of this guide. For the warranty applicable to ensure correct operation and performance of warranty service, see "Chapter 4. How can I contact the customer support center?
OneKey...
Lenovo IdeaPad U455 User Guide V1.0 - Page 59
... plugged into a working electrical outlet. - The battery is installed correctly.
• If these items are properly set, and the screen remains blank, have the computer serviced.
45 The memory is installed correctly. -
Display problems When I turn on the computer, nothing appears on the screen, have the computer serviced.
• Restore backed-up files to your Windows...
Lenovo IdeaPad U455 User Guide V1.0 - Page 61
... to have the system board replaced. Check the settings for parts and service. Troubleshooting
A Password problem
I forgot my password.
• If you forget your user password, you must take your computer to a Lenovo authorized servicer or a marketing representative to have the password changed.
• If you forget your HDD password, a Lenovo authorized servicer cannot reset your computer...
Lenovo IdeaPad U455 User Guide V1.0 - Page 63
The screen resolution and color quality are installed and
configured correctly, have the computer serviced. The monitor type is unreadable or distorted."
- If the problem persists, follow the solution in the following :
- The display device driver is not used. -
If they are
correctly set.
- The headphone jack is installed correctly.
- The screen is off . Chapter 5....
Lenovo IdeaPad U455 User Guide V1.0 - Page 65
... BIOS setup utility, make sure that Boot Device Priority in the Boot Device Priority list.
• Press F12 when the Lenovo logo appears on your system partition (C drive). Troubleshooting
OneKey Rescue system problems... you want.
• Also make sure that the device is included in BIOS setup utility is set so that the computer starts from the device you want the computer starts from...
Lenovo IdeaPad U455 User Guide V1.0 - Page 79
...
with your computer, and learn about Lenovo computers and support.
You can make working with determining if you can get help and information by Lenovo hardware under warranty, trained service personnel are available to fix the problem. • Lenovo hardware repair - Calling the customer support center
If you have a hardware problem and deciding what action is determined to...
Lenovo IdeaPad U455 User Guide V1.0 - Page 81
... needs to help and service
If possible, be near your computer when you make your Lenovo reseller or Lenovo marketing representative.
67 Please ensure that you have the following information available: • Machine Type and Model • Serial number of your computer and your proof of purchase • Description of the problem • Hardware and...
Lenovo IdeaPad U455 User Guide V1.0 - Page 99
... equivalent to the original product or part. Only unaltered Lenovo products and parts are eligible for the balance of a product or part, the replaced product or part becomes Lenovo's property and the replacement product or part becomes your property.
Lenovo limited warranty
„ Replacement of a product or part
When the warranty service involves the replacement of the period remaining on...
Lenovo IdeaPad U455 User Guide V1.0 - Page 131
... as a printed circuit board or drive, use a Lenovo notebook computer at home and need to dispose of a Lenovo Computer Components
Some Lenovo computer products sold in Lenovo sales, service, or marketing, and follow that contain heavy metals or other environmental sensitive substances. You also can refer to the instructions at www.ibm.com/jp/pc/environment...
Lenovo IdeaPad U455 User Guide V1.0 - Page 136
... in the United States and/or other countries, or both. In this manual, ™ and ® marks are either registered trademarks or trademarks of others. Other company, product or service names may be trademarks or service marks of Lenovo in the United States, other countries. Trademarks
Lenovo, Lenovo logo, IdeaPad, VeriFace and OneKey are not specified.
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