Lenovo ThinkCentre A61e 6418 Parts list manual

Machine Types 6417, 6418, 6449, 6453
ThinkCentre
Hardware Installation and Replacement Guide

ThinkCentre
Hardware Installation and Replacement
Guide

Note
Before using this information and the product it supports, be sure to read and understand the Safety and Warranty Guide for
this product and “Notices,” on page 31.
Second Edition (August 2007)
©Copyright Lenovo 2005, 2007.
Portions ©Copyright International Business Machines Corporation 2005.
All rights reserved.
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 use, reproduction and disclosure.
LIMITED AND RESTRICTED RIGHTS NOTICE: If products, data, computer software, or services are delivered
pursuant aGeneral Services Administration ″GSA″contract, use, reproduction, or disclosure is subject to restrictions
set forth in Contract No. GS-35F-05925.

Contents
Figures ...............v
Chapter 1. Important safety information 1
Chapter 2. Overview .........3
Additional information resources .......3
Handling static-sensitive devices........4
Locations ...............5
Locating controls and connectors on the front of
your computer.............5
Locating connectors on the rear of your computer 6
Locating components ..........8
Identifying parts on the system board .....9
Chapter 3. Installing options and
replacing hardware .........11
Installing external options .........11
Removing the cover ...........11
Installing internal options .........12
Installing memory ...........12
Replacing the battery ...........13
Replacing the heat sink ..........14
Replacing ahard disk drive .........16
Replacing an optical drive .........17
Replacing amemory module ........19
Replacing the AC power adapter .......20
Replacing the modem ...........21
Replacing the system fan assembly ......23
Replacing the keyboard ..........25
Replacing the mouse ...........25
Chapter 4. Completing the parts
replacement ............27
Obtaining device drivers ..........28
Chapter 5. Security features .....29
Integrated cable lock ...........29
Password protection ...........29
Erasing alost or forgotten password (clearing
CMOS) ................30
Appendix. Notices ..........31
Television output notice ..........32
Trademarks ..............32
©Lenovo 2005, 2007. Portions ©IBM Corp. 2005. iii

iv Hardware Installation and Replacement Guide

Figures
1. Controls and connectors.........5
2. Locating the rear connectors .......6
3. Locating components..........8
4. Locating parts on the system board .....9
5. Installing amemory module .......13
6. Removing the battery .........14
7. Installing the battery .........14
8. Removing the heat sink held in place by
screws ..............15
9. Replacing the heat sink with screws ....15
10. Installing the hard disk drive into the bracket 17
11. Removing the front bezel ........18
12. Removing the optical drive .......18
13. Retainer bracket for optical drive .....18
14. Replacing the optical drive .......19
15. Removing the memory module ......20
16. Installing the new memory module ....20
17. Locating the modem daughter card on the
system board ............22
18. Removing the system fan assembly ....23
19. Installing the short rubber mounts .....24
20. Replacing the system fan assembly.....24
21. Keyboard connectors, USB .......25
22. Mouse connectors, USB ........26
23. Routing the cables ..........27
24. Closing the computer cover .......28
25. Installing cable lock ..........29
©Lenovo 2005, 2007. Portions ©IBM Corp. 2005. v

vi Hardware Installation and Replacement Guide

Chapter 1. Important safety information
CAUTION:
Before using this manual, it is important that you read and understand all the
related safety information for this product. Refer to the Safety and Warranty Guide
that you received with this product for the latest safety information. Reading
and understanding this safety information reduces the risk of personal injury
and or damage to your product.
If you no longer have acopy of the Safety and Warranty Guide,you can obtain one
online from the Lenovo Support Web site at:
http://www.lenovo.com/support.
©Lenovo 2005, 2007. Portions ©IBM Corp. 2005. 1

2Hardware Installation and Replacement Guide