Lenovo 9136, 9127, 9134, 9129 Removing and replacing the front bezel, Removing the computer cover

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5.If there are thumbscrews securing the cover, remove them.

6.Press the cover-release button on the side of the computer cover, slide the cover to the rear, and then remove the cover.

Figure 5. Removing the computer cover

Removing and replacing the front bezel

This section provides instructions on how to remove and replace the front bezel.

1.Remove the computer cover. See “Removing the cover” on page 11.

12Hardware Installation and Replacement Guide

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Contents ThinkCentre Hardware Installation and Replacement Guide Page ThinkCentre Hardware Installation and Replacement Guide Page Contents Iv Hardware Installation and Replacement Guide Figures Vi Hardware Installation and Replacement Guide Important safety information Hardware Installation and Replacement Guide Overview Additional information resourcesHandling static-sensitive devices Controls and connectors LocationsLocating connectors on the rear of your computer Connector locationsConnector Description Locating components Component locationsIdentifying parts on the system board Shows the location of parts on the system boardHardware Installation and Replacement Guide Removing the cover Installing options and replacing hardwareInstalling external options Removing and replacing the front bezel Removing the computer coverRemoving the front bezel Installing internal options Installing memoryInstalling PCI adapters What to do nextOpening the adapter latch Closing the adapter latch Installing internal drives Drive specificationsInstalling a drive in bay 1 or bay Locating the spare retainer bracket Connecting drives Connecting a parallel ATA driveConnecting a serial ATA drive Replacing the battery Removing the batteryReplacing the power supply assembly Removing the power supply screwsReplacing the heat sink Removing the heat sinkInstalling the new heat sink Replacing a hard disk driveRemoving the hard disk drive Installing the hard disk drive into bracket Installing the hard disk drive and bracket Replacing an optical driveRemoving the optical drive Replacing the diskette drive Removing the diskette driveReplacing a memory module Retainer bracket for diskette driveInstalling the new memory module Replacing a PCI adapterRemoving the PCI adapter Install the new adapter into the same adapter connector Replacing the front fan assembly Replacing the rear fan assembly Pull the rear fan assembly out of the chassis Replacing the rear fan assembly Replacing the keyboardLocate the keyboard connector. See Figure Mouse connectors, standard and USB Replacing the mouseHardware Installation and Replacement Guide Completing the parts replacement Replacing the computer coverObtaining device drivers Security features Integrated cable lockPadlock Password protectionErasing a lost or forgotten password clearing Cmos Security features Hardware Installation and Replacement Guide Appendix. Notices Television output notice TrademarksIndex CRUPage Page Part Number 43C4834

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