IBM 8137, 8138, 8131, 8123, 8124, 8122 manual Locations, Locating components

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Chapter 1. Locations

Chapter 1. Locations

This chapter provides illustrations to help locate the various connectors, controls and components of the computer. To remove the computer cover, see “Removing the computer cover” on page 5.

Locating components

The following illustration will help you locate the various components in your computer.

1

Optical drive

6

System board

2

Memory modules

7

Lower drive cage (diskette drive and

 

 

 

hard disk drive)

3

Power supply

8

Internal speaker

4

PCI adapter connector

9

Diskette drive

5

Optional PCI adapter

 

 

© Copyright IBM Corp. 2005

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Contents ThinkCentre Hardware Replacement Guide Types 8122, 8123 TypesPage ThinkCentre First Edition April Overview ContentsChapter 1. Locations Chapter 2. Replacing hardwareiv Hardware Replacement Guide Safety information for replacing FRUs Safety information for replacing CRUsOverview Additional information resourcesHandling static-sensitive devices Tools requiredLocating components Chapter 1. Locations2 Hardware Replacement Guide Locating controls and connectors on the front of the computerChapter 1. Locations Locating connectors on the rear of the computer4 Hardware Replacement Guide Identifying parts on the system boardRemoving the computer cover Chapter 2. Replacing hardware6 Hardware Replacement Guide Chapter 2. Replacing hardware Pivoting or removing the optional hard disk drive mounting bracketRemoving and replacing the front bezel Replacing the power supply2. To access the 12 V power connector, remove the lower drive cage thumb-screw and slide the lower drive cage toward the rear and out of the bay. Place the drive cage out of your way without disconnecting the drive signal cables Note Use only the screws provided with the new power supply 10. Reinstall the lower drive cage and secure it with the thumb-screw 9. Reconnect power supply connectors 1 and 2 to the system board11. Reconnect a power supply connector to each of the drives 12. Go to “Completing the installation” on pageReplacing the system board assembly 9. Remove screws 1 through 7 14 Hardware Replacement Guide 15. Using the vacuum pen1, remove the microprocessor from the system board socket by lifting it straight up and out of the socket 16 Hardware Replacement Guide 19. Pivot the microprocessor retainer 3 to the closed position and rotate the locking lever 2 to secure the microprocessor 1. Make sure the locking lever is engaged with the retainer tab when securing the microprocessor 22. Align the seven screw holes, and install the screws Replacing the microprocessor 20 Hardware Replacement Guide Chapter 2. Replacing hardware 22 Hardware Replacement Guide Chapter 2. Replacing hardware 12. Reinstall the air baffle 13. Go to “Completing the installation” on page24 Hardware Replacement Guide Replacing a memory module 26 Hardware Replacement Guide Replacing an adapterReplacing the hard disk drive 28 Hardware Replacement Guide Replacing an optical drive7. Reconnect the signal and power cables to the drive Replacing the diskette drive Replacing the keyboard30 Hardware Replacement Guide Replacing the internal speaker Replacing the mouse32 Hardware Replacement Guide Completing the installation Updating flashing BIOS from a diskette or CD-ROM Page 1P P/N 39J7784 Part Number 39J7784 Printed in USA
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