Lenovo K4350 driver and firmware
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Hardware Maintenance Manual - Zhaoyang K4350 - Page 2
... and the product it supports, be sure to read the general information under Appendix A "Notices" on page 73.
First Edition (April 2013) © Copyright Lenovo 2013. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration "GSA" contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 8
... when working with powered-on electrical equipment; keep the other hand in your
pocket or behind your back.
Attention: An electrical shock can occur only when there is a complete circuit. By observing the above rule, you may prevent a current from passing through your body. - When using testers, set the controls correctly and use...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 9
... was designed and built, required safety items were installed to protect users and service technicians from injury. This guide addresses only those items. You should use good judgment to identify potential safety hazards due to attachment of non-Lenovo features or options not covered by this inspection guide.
If any unsafe conditions are present, you must...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 27
... careful during such write operations as copying, saving, or formatting. Drives in the computer
that you are servicing sequence might have been altered. If you select an incorrect drive, data or programs might be overwritten...the liquid spilled into the computer • Damage caused by the improper insertion of a PC card or the installation of an incompatible card
© Copyright Lenovo 2013
21
Hardware Maintenance Manual - Zhaoyang K4350 - Page 28
... computer password (making the computer unusable) • Sticky keys caused by spilling liquid onto the keyboard • Use of an incorrect ac power adapter on notebook computers
The following symptoms might indicate damage caused by nonwarranted activities: • Missing parts might be a symptom of unauthorized service or modification. • If the spindle of a hard disk drive becomes...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 29
... and click the Battery tab. • Windows 8: Do one of the following:
- Click Start ➙ Lenovo Solution Center ➙ System ➙ Battery. - Launch the Lenovo Settings program from the Start screen, and then click Power.
To check the battery pack, do the following: 1. Turn off the computer and disconnect the ac power adapter. 2. Remove the battery pack and...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 31
... service information
This chapter presents the following information: • "Recovering the computer settings" on page 25 • "Using passwords" on page 25 • "Power management" on page 26
Recovering the computer settings
This topic provides information about the recovery programs that are available for you to recover the computer settings.
• Windows 7: The following recovery...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 32
... is no service procedure to reset the password. The system board must be replaced for a scheduled fee. • Power-on password: A power-on password protects the computer from being turned on by an
unauthorized person. If a power-on password has been set, the user must enter the password before starting the operating system. • Supervisor password: A supervisor password protects the system...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 37
...computer display and an external monitor. • Windows 7: Changes the camera and audio settings. • Windows 8: Turns on or turns off the camera. Enables or disables the built-in wireless networking features. Mutes or unmutes the speakers. Mutes or unmutes the microphones. Enables or disables the touch pad function. Multimedia control: Start/Pause Multimedia control: Stop Multimedia control...
Hardware Maintenance Manual - Zhaoyang K4350 - Page 45
... install the necessary software. 4. Restart the computer.
Notes: You also can improve the computer performance by updating the BIOS utility to the latest version from the Lenovo Support Web site http://www.lenovo.com/support.
• Before installing the latest utility, make sure that the battery is fully charged and an ac power adapter is connected.
• Do not try to update the BIOS settings...
Safety, Warranty, and Setup Guide - Zhaoyang K4350 - Page 1
... disk drive. If you decide to remove the Lenovo_Recovery partition, be sure to create a recovery disc first. For more information, see "Recovery overview" in the User Guide. See "Accessing your User Guide" for instructions on opening the electronic User Guide provided on your computer.
Initial setup instructions
Controls and indicators
1. Install the battery pack.
This system does not support...
User Guide - Zhaoyang K4350 - Page 7
...Customer Support Center or your documentation. Only use a Service Provider who is approved to repair your particular product.
Note: Some computer parts can be upgraded or replaced by the customer. Upgrades 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...
User Guide - Zhaoyang K4350 - Page 23
... optimize the use of your computer.
Can I get my user guide in another language? To download the user guide in another language, go to http://www.lenovo.com/UserManuals. Then follow the instructions on the screen.
How to use the battery power more effectively? • For instructions on how to install or replace a computer device, see "Power-saving modes" on page 14...
User Guide - Zhaoyang K4350 - Page 32
... settings of the power plan you use, the NVIDIA Optimus Graphics feature automatically switches between High Performance Graphics and Energy Saving Graphics with no need to restart your computer, close applications, or intervene manually.
Note: The NVIDIA Optimus Graphics feature is supported on the Windows 7 operating system only.
Using a flash media card
Your computer has one media card reader...
User Guide - Zhaoyang K4350 - Page 35
... set the password, refer to the online help information system on the right screen of the BIOS program.
Note: To enter the BIOS program, press F1 when the Lenovo logo is displayed on the screen while the computer is starting up.
Using a fingerprint reader
With the fingerprint reader, in addition to registering fingerprint information and using it as a password for Windows...
User Guide - Zhaoyang K4350 - Page 37
... medium and a set of recovery media as early as possible and store them in a safe place for future use.
Recovery programs installed on the Windows 7 operating system Your computer comes with the following recovery programs installed on the Windows 7 operating system: • Product Recovery
To launch the program, do the following: Start the computer. When the Lenovo logo is displayed, press F11...
User Guide - Zhaoyang K4350 - Page 38
... that your rescue device is set as the first boot device in the startup device sequence in the BIOS program. Go to the Startup ➙ Boot menu to temporarily or permanently change the startup device sequence.
Recovery solutions on the Windows 8 operating system
Recovery programs installed on the Windows 8 operating system Your computer comes with the Windows recovery program installed on the...
User Guide - Zhaoyang K4350 - Page 39
... follow the on-screen instructions to refresh your computer. Note: After restoring your computer to the factory default settings, you might need to reinstall the drivers for some devices.
• Advanced startup options Advanced startup options enable you to start up from an external drive or disc, change your computer settings, change the startup settings of the Windows operating system, or...
User Guide - Zhaoyang K4350 - Page 41
... to have the error screen on or the message written down. 12. If you want to get the latest software source for Microsoft® Windows product updates, go to http://www.microsoft.com. Lenovo provides technical assistance with installation of, or questions related to, Service Packs for your Lenovo-preinstalled Windows products.
Taking care of your computer
Although your computer is designed...
User Guide - Zhaoyang K4350 - Page 46
... distorted. Ensure that: • The display device driver is installed correctly. • The screen resolution and color quality are correctly set. • The monitor type is correct.
Incorrect characters are displayed on the screen. Ensure that the operating system and programs are correctly installed on your computer. If the problem persists, contact your local Service Provider.
32 User Guide