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These guides will take you step by step through the safe removal of what are considered to be the Customer Replaceable Unit (CRU) parts of an OptiPlex 5070 Mini Tower (MT) system. (CRUs are the parts of the system that shouldn't need an engineer to remove or replace.) The guides will also include pictures to reference what's involved. Table of Contents: CRU Removal Guide Removal Instructions Removal Guide If these guides do not cover what you are looking to do, then you will want to reference your System Manual. The article below provides information on safe practises to take into consideration before working with electrical equipment. Safety precautions when working with electrical equipment Back to Top Removal Instructions Note : Please click on the title of the section you want to open below, in order to see the contents. Show all | Hide all Recommended Tools 1 Small Phillip's head screwdriver 2 Plastic Scribe 3 Small Flathead screwdriver Note : Be aware that using a large Phillips or Flat Head screwdriver may result in damage to the head of the screws. This would make their removal impossible without speciality tools, that aren't available to our onsite engineers. System Cover Removal Pre-Removal Instructions Before removing the System Cover : During installation or removal of any hardware always ensure 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 Put the system on its side with the access panel facing up, and push the blue release latch on the back of the system into the center to unlock the cover [1] Push the panel towards the rear of the system and lift it up and off of the computer [2] Front Bezel Removal Pre-Removal Instructions Before removing the Front Bezel : During installation or removal of any hardware always ensure 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 Please remove the System Cover Pry up the three retention tabs along the left-hand side of the bezel Rotate the bezel to the right on the three hooks Pull the bezel off the front of the system Hard Disk Drive Removal Pre-Removal Instructions Before removing the Hard Disk Drive (HDD) : During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel 3.5" HDD 2.5" HDD The 3.5" HDD is located at the top of the system in the swing out panel. Disconnect the power and data cables from the rear of the drive. Remove the metal EMC filler plate from the front of the system [1] Press the blue 5.25" Bay release catch on the swing out panel [2] and pull the drive in its blue caddy out the front of the PC [3] The 2.5" HDD is located at the bottom of the system in the swing out panel. Open the swing panel and disconnect the power and data cables from the rear of the drive [1] Press the blue tabs on either side of the caddy together [2] and pull the drive out of the PC [3]. Please repeat steps 2 and 3 if a second 2.5" HDD is fitted. M.2 SSD Card Removal Pre-Removal Instructions Before removing the M.2 SSD Card: During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel Open the swing panel and the M.2 SSD card is located in front of the memory slots. Remove the screw holding the card down [1] When the card pops up at an angle, pull the card out of the connector and out of the PC [3] Optical Disk Drive Removal Pre-Removal Instructions Before removing the Optical Disc Drive (DVD/CD RW): During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel The optical disc drive is located under the 3.5" HDD at the top of the swing out panel. Open the panel and remove the cables from the rear of the drive [1] and close the panel [2] Squeeze the blue release tab at the rear of the drive [1] slide the drive out the front of the PC [2] Expansion Card Removal Pre-Removal Instructions Before removing the Expansion Cards : During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel The expansion slots are on the rear of the system, open the swing panel and using the blue tab unlock the option slots [1] Push the blue release tab at the back of the card [2] and lift the card up and out of the system [3] Memory Removal Pre-Removal Instructions Before removing the Memory : During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel The memory is located under the swing out panel and in front of the Heatsink, pull the tabs on either side of the dimm apart to release the memory dimm [1] Lift the dimm up and out of the slot and the PC [3] Note : Please repeat Steps 2 and 3 for any additional Memory DIMMs located in the system. Coin Cell Battery Removal Pre-Removal Instructions Before removing the Coin Cell Battery : During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel The coin cell battery is between the option slots and the heatsink, lift the swing panel and press the release catch until the battery pops up [1] Lift the battery from the connector and the PC [2] Internal Speaker Removal Pre-Removal Instructions Before removing the Internal Speakers : During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel The speaker is clipped to the swing out panel beside the 2.5" HDD bays, disconnect the cable from the motherboard [1] Lift the securing tab on the speaker [2] and slide the speaker out of its slot [3] Heatsink Fan Removal Pre-Removal Instructions Before removing the Heatsink Fan: During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel The heatsink fan is located in the middle of the system under the swing out panel. Open the panel and disconnect the fan cable from the motherboard [1] Remove the four (4) Torx screws from the top of the fan [2] and lift the fan out of the system [3] Power Supply Unit Removal Pre-Removal Instructions Before removing the Power Supply Unit (PSU) : During installation or removal of any hardware always ensure 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 Please remove the System Cover and Front Bezel The PSU is located in the bottom of the PC under the swing open panel. Open the swing panel and disconnect the power cables from the motherboard [1,6] Unroute the PSU cable from the retention hooks [2,3,4,5] Remove the three (3) screws securing the PSU to the back of the chassis [1] and press the blue release tab in front of the PSU [2] and slide and lift the PSU up and out of the system [3] If you require further assistance, please contact Technical Support. Contact Us Go back to the OptiPlex 5070 teardown contents page
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