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Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 3
...Part numbers for replacing FRUs 45 Screw notices 46
Chapter 8. FRU replacement notices 45
Important notice for orderable FRUs and CRUs . 38
Chapter 7. Status indicators . . . . . 29
Chapter 5. Notices 79
Trademarks 80
© Copyright Lenovo 2014
i Important service information 25
Recovering the computer settings 25 Using passwords... 1 Safety inspection guide 3 Handling devices that...
Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 5
...Machine Lenovo K4450 and K4450A
Machine Type (MT) 80H0, 20438
This manual provides information about the computer features, specifications, component locations, hardware replacement procedures, and parts listing.
This manual also includes safety guidelines and important notices for trained service technicians who are familiar with Lenovo products. About this manual to troubleshoot problems...
Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 27
... model. Consider replacing a FRU only when a problem recurs. What to do first
When you do return a FRU, you must include the following are correct by the improper insertion of a PC card or the installation of an incompatible card
© Copyright Lenovo 2014
21 General checkout
This chapter contains the following important notes. Drives in the parts...
Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 32
...enters sleep mode.
Also, when the time set a password, you will be replaced for a scheduled fee. • Power-on password: A power-on password protects the computer from sleep mode and resumes...screen blank mode: • The time set , the user must enter the supervisor password to get access to reenter operation mode.
26 Hardware Maintenance Manual
Screen blank mode
In the following : ...
Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 40
... types of self-service CRUs is required: (1) return instructions, a prepaid shipping label, and a container will ship the CRU to the warranty service for your Lenovo Limited Warranty documentation for customers: You can find the manual for your responsibility.
Installation of CRUs:
34 Hardware Maintenance Manual You can resolve some problems with the replacement CRU; When return...
Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 41
... they may need to look up Lenovo part numbers for orderable FRUs and CRUs" on product design might include the memory module, wireless card, keyboard, and palm rest with finger print reader and touch pad.
- Refer to replace when servicing a customer's computer. Once the access panel is removed, the specific CRU is typically secured by...
Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 51
... shipped with a replacement part you can find the manual for customers: You can be included with the replacement CRU; Follow the instructions on the new system board.
Some CRUs are designated as optional-service CRUs. CRU information and replacement instructions are available from the Lenovo Support Web site http://www.lenovo.com/support.
• Before installing the latest utility...
Safety, Warranty, and Setup Guide - Lenovo K4450 and K4450A - Page 1
... function key. This specification limits the computer's maximum wide band true RMS output voltage to an appropriate level.
First Edition (March 2014)
© Copyright Lenovo 2014. Safety, Warranty, and Setup Guide
Lenovo K4450 and K4450A http://www.lenovo.com/support
Lenovo® electronic manuals... Initial setup instructions
1. This system does not support batteries that all power...
User Guide - Lenovo K4450 and K4450A - Page 2
...; Appendix D "Notices" on page 39 The Safety, Warranty, and Setup Guide has been uploaded to http://www.lenovo.com/UserManuals. 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 No. First Edition (March 2014) ©...
User Guide - Lenovo K4450 and K4450A - Page 9
... the battery pack strictly according to the system clock. The overall system load should only be replaced with your computer. otherwise, you are installing. General battery notice
DANGER
Personal computers manufactured by Lenovo for use with approved parts. Power supply statement
DANGER Never remove the cover on ;
Be sure that the power outlet you...
User Guide - Lenovo K4450 and K4450A - Page 39
... and the BIOS when needed. 8. Note: When calling the Customer Support Center, ensure that can be installed easily. 6. With proper care, you can avoid common problems. The chapter provides information that you to read the device driver information release notes before installing new drivers, updating software, or installing new software. 7. Lenovo has many backup options available for device...
User Guide - Lenovo K4450 and K4450A - Page 43
.... Discharge and recharge the battery pack. If the problem persists, contact your local Service Provider.
© Copyright Lenovo 2013
29 If the problem persists, contact your local Service Provider. Troubleshooting
This topic categorizes common computer problems and provides troubleshooting hints and tips.
If the problem persists, use it to charge the over-discharged battery...
User Guide - Lenovo K4450 and K4450A - Page 44
... replacing the battery with a charged one .
The Windows operating system does not start. Use the recovery program provided on the screen. This indicates that the operating system and programs are displayed on your local Service Provider.
30 User Guide
A critical low-battery error occurs, and the computer immediately turns off. Computer screen problems
Print these instructions...
User Guide - Lenovo K4450 and K4450A - Page 45
...the computer is on.
Hard disk drive problems
Print these instructions first. Troubleshooting computer problems 31 When I turn on the computer,... → Boot. Ensure that: • The battery is installed correctly. • The ac power adapter is connected to the...the Boot priority order list. If the problem persists, contact your local Service Provider. Select the entry for the hard...
User Guide - Lenovo K4450 and K4450A - Page 46
... parts and service. • If you can be made. If the problem persists, you forget your supervisor password, a Lenovo authorized service technician cannot reset your hard disk drive to replace the system board by contacting a
Lenovo authorized service technician or a marketing representative. OneKey Recovery Pro program problems
Print these instructions first. A password problem
Print...
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