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Table of Contents: CRU Removal Guide Removal Instructions
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Removal Guide These guides take you step by step through the safe removal of the customer replaceable unit (CRU) parts of a Latitude 3450. CRUs are the parts of the computer that should not need an engineer to remove or replace. The guides also include figures to reference what is involved. If these guides do not cover what you are looking to do, then reference your System Manual. Note: Click the title of the section that you want to open below in order to see the contents. The article below provides information about safe practices to consider before working with electrical equipment. Safety Precautions When Working with Electronic and Electrical Equipment Back to Top Removal Instructions Recommended Tools 1 Small Phillips head screwdriver 2 Plastic Scribe 3 Small Flat head screwdriver Bottom Access Panel Removal Pre-removal instructions before removing the bottom access panel: During installation or removal of any hardware, always ensure that all data is backed up properly. Disconnect any telephone, network, or USB cables from the computer. Disconnect the computer and all attached devices from their electrical outlets. Remove the two captive screws on both sides of the air vent on the back of the computer. Using a blunt flat-tipped object, push the tab upwards to lift up the bottom access panel and remove it from the computer. The tab is located at the side of the panel next to the air vent. Complete. Battery Removal Pre-removal instructions before removing the battery: During installation or removal of any hardware, always ensure that all data is backed up properly. Disconnect any telephone, network, or USB cables from the computer. Disconnect the computer and all attached devices from their electrical outlets. Remove the Bottom Access Panel. Remove the two screws securing the battery in place. Use the mylar tab to lift the battery up and out of the computer. Complete. Keyboard Removal Pre-removal instructions before removing the keyboard: During installation or removal of any hardware, always ensure that all data is backed up properly. Disconnect any telephone, network, or USB cables from the computer. Disconnect the computer and all attached devices from their electrical outlets. Remove the Bottom Access Panel and Battery. Using a blunt flat-tipped object, release each of the five latches securing the keyboard. They are located above the Esc , F4 , F8 , F11 and the Delete keys. Push the keyboard towards the LCD screen and flip the keyboard over towards the touchpad. Disconnect both the keyboard backlight cable (1) and the keyboard cable (2). Note: The backlight cable will only be there if your computer was sold with a backlit capable keyboard. Complete. Hard Disk Drive Removal Pre-removal instructions before removing the hard disk drive: During installation or removal of any hardware, always ensure that all data is backed up properly. Disconnect any telephone, network, or USB cables from the computer. Disconnect the computer and all attached devices from their electrical outlets. Remove the Bottom Access Panel and Battery. Lift upwards on the mylar tab to disconnect the hard disk drive cable from the motherboard. Remove the four screws securing the hard disk drive in place. Pull the mylar tab upwards to remove the drive assembly from the computer. Disconnect and remove the hard disk drive cable from the drive assembly. Remove the four screws securing the hard disk drive to the drive assembly. Remove the drive assembly. Complete. SD Memory Card Removal Pre-removal instructions before removing the SD memory card: During installation or removal of any hardware, always ensure that all data is backed up properly. Disconnect any telephone, network, or USB cables from the computer. Disconnect the computer and all attached devices from their electrical outlets. Push in gently on the card and grip it and pull it from the computer when it protrudes from the slot. Complete. Memory Removal Pre-removal instructions before removing the memory: During installation or removal of any hardware, always ensure that all data is backed up properly. Disconnect any telephone, network, or USB cables from the computer. Disconnect the computer and all attached devices from their electrical outlets. Remove the Bottom Access Panel and Battery. Pull the metal securing clips away from the memory DIMM. The memory pops up at an angle. Lift it out of the computer. Note: Repeat steps 2 and 3 for any additional memory DIMMs in the computer. Complete. WLAN Card Removal Pre-removal instructions before removing the wireless card (WLAN): During installation or removal of any hardware, always ensure that all data is backed up properly. Disconnect any telephone, network, or USB cables from the computer. Disconnect the computer and all attached devices from their electrical outlets. Remove the Bottom Access Panel and Battery. Remove the single screw securing the WLAN bracket in place and lift away the bracket. Disconnect any antennae connected to the WLAN card. Lift up and remove the WLAN card from the computer. Complete. Back to Top
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