Lenovo ThinkCentre M55e Bedienungsanleitung

Hard ware Replacement Gui de Types 6491, 8013, 8702, 8706 Types 8716, 8970, 8972, 8976 Types 8980, 8982, 8986, 8992 Types 8994, 92

Locating the connectors on the rear of your computer The following illustration shows the location of connectors on the rear of th

Locating components The following illustration will help you locate the various components in your computer. 1 Fan plenum, fan,

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

The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat

The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat

Chapter 2. Replacing hardware Attention Do not open your computer or attempt any repair before reading the “Important safety informat

5. Press the cover-release button on the top of the computer cover, slide the cover to the rear, and remove it. If your comput

2. Remove the front bezel by releasing the three tabs and pivoting the bezel forward to remove completely. 3. Slide the dr

5. Use the blue handle to pivot the hard disk drive and bracket upward, slide the hard drive to the left until it is free of

11. Reinstall the front bezel. 12. Go to “Completing the parts replacement” on page 24.Replacing the diskette drive Attention Do

4. Release the diskette drive by pressing inward on the blue retainer at the side of the drive. 5. Remove the failing diskett

Replacing an optical drive Attention Do not open your computer or attempt any repair before reading the “Important safety information

5. Slide the optical drive being replaced out the front of the drive bay assembly. 6. Remove the retainer bracket from th

3. Remove the fan plenum from the heat sink and fan assembly. See “Locating components” on page 3. 4. Depending on which heat

6. Use the thermal grease syringe to place five drops of grease on the top of the microprocessor. Each drop of grease should b

b. Position the new heat sink on the plastic retention bracket so that the four screws are aligned with the posts on the syste

2. Remove the front bezel by releasing the three tabs and pivoting the bezel forward to remove completely. 3. Slide the dr

7. Remove the system fan assembly by pulling the bracket outward and lifting it up from the system board to remove completely.

2. Remove the front bezel by releasing the three tabs and pivoting the bezel forward to remove completely. 3. Slide the dri

5. Remove the memory module being replaced by opening the retaining clips as shown. 6. Position the replacement memory module

Hard ware Replacement Gui de

2. Open the adapter latch and remove the failing adapter. 3. Remove the new adapter from its static-protective package. 4.

3. Locate the keyboard connector. Note: Your keyboard might be connected to a standard keyboard connector 1or a USB connector 

5. Connect the new mouse to the appropriate connector on the computer. 6. Go to “Completing the parts replacement.”Completing th

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

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

Part Number: 41X5680 Printed in USA (1P) P/N: 41X5680

Third Edition (February 2007) © Copyright Lenovo 2006, 2007. Portions © Copyright International Business Machines Corporation 2005. All

Contents Overview . . . . . . . . . . . . . .v Safety information . . . . . . . . . . . .v Additional information resou

iv Hardware Replacement Guide

Overview This guide is intended to be used by customers who are replacing Customer Replaceable Units (CRUs). This guide does not inc

Handling static-sensitive devices Static electricity, although harmless to you, can seriously damage computer components and parts. When

Chapter 1. Locations This chapter provides illustrations to help locate the various connectors, controls and components of the compute