Lenovo ThinkCentre A61e User Manual

Machine Types 6417, 6418, 6449, 6453ThinkCentreHardware Installation and Replacement Guide

2 Hardware Installation and Replacement Guide

Chapter 2. Overview This guide provides information about replacing Customer Replaceable Units (CRUs). This guide does not include proc

Handling static-sensitive devices Do not open the static-protective package containing the new part until the defective part has been

Locations This chapter provides illustrations to help locate the various connectors, controls, and components of the computer. Locating

Locating connectors on the rear of your computer Figure 2 shows the location of connectors on the rear of some computer models. So

Connector Description USB connectors Used to attach a device that requires a Universal Serial Bus (USB) connection, such as a USB k

Locating components To remove the computer cover, see “Removing the cover” on page 11. This section shows the location of the vario

Identifying parts on the system board The system board (sometimes called the planar or motherboard) is the main circuit board in yo

10 Hardware Installation and Replacement Guide

Chapter 3. Installing options and replacing hardware This chapter provides an introduction to the features and options that are avai

5. Press the cover-release button on the side of the cover and pivot the computer cover outward. 6. Before completely removi

3. Insert the notched end 2 of the memory module into the socket 1. Press the memory module firmly, and pivot the memory m

3. Remove the old battery. 4. Install the new battery. 5. Replace the computer cover, and connect all the cables. See Chapt

3. Remove the four screws securing the heat sink to the retention module on the system board. 4. Lift the failing heat sink o

Replacing a hard disk drive Attention Do not open your computer or attempt any repair before reading the “Important safety informati

7. To install the new hard disk drive into the plastic bracket 1, flex the bracket and align the pins on the bracket with t

2. Remove the front bezel by releasing the two tabs and pivoting the bezel forward to remove completely. 3. Disconnect the sig

6. Slide the new optical drive into the drive bay until it snaps into position. 7. Connect the signal and power cables to th

3. Remove the memory module being replaced by opening the retaining clips as shown. 4. Insert the notched end 2 of the memo

3. Disconnect the AC power adapter cable from the power adapter connector. 4. Connect the new AC power adapter cable to the p

ThinkCentre Hard ware Installation and Replacement Gui de

2. Locate the MDC connector. See “Identifying parts on the system board” on page 9. The modem card 1 will be connected to th

9. Go to Chapter 4, “Completing the parts replacement,” on page 27.Replacing the system fan assembly Attention Do not open your

7. When installing your new system fan assembly, use the new rubber mounts that come with the new system fan. 8. Install the

Replacing the keyboard Attention Do not open your computer or attempt any repair before reading the “Important safety information” in

3. Locate the mouse connector. See “Locating connectors on the rear of your computer” on page 6 or “Locating controls and connec

Chapter 4. Completing the parts replacement After replacing the parts, you need to close the cover and reconnect cables, including t

3. Position the computer cover on the chassis so that the rail guide on the bottom of the computer cover engages the rail. The

Chapter 5. Security features To help prevent hardware theft and unauthorized access to your computer, several security lock options a

Erasing a lost or forgotten password (clearing CMOS) This section applies to lost or forgotten passwords. For more information about

Appendix. Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your

Note Before using this information and the product it supports, be sure to read and understand the Safety and Warranty Guide for t

vary significantly. Some measurements may have been made on development-level systems and there is no guarantee that these measuremen

Part Number: 43C6226 Printed in USA (1P) P/N: 43C6226

Contents Figures . . . . . . . . . . . . . . .v Chapter 1. Important safety information 1 Chapter 2. Overview . . . . .

iv Hardware Installation and Replacement Guide

Figures 1. Controls and connectors . . . . . . . . .5 2. Locating the rear connectors . . . . . . .6 3. Locating co

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 rela