Base de connaissances

Table of Contents:

1. Memory
2. Fan Shelter
3. System Fan
4. Power Switch Cable
5. Coin-Cell Battery

This article provides information on removing components from a OptiPlex 990 Small Form Factor.

1. Memory

1. 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


• Remove the system cover, front bezel and drive cage

2. Establishing image.



3. Press out on the release tabs located on each side of the memory modules.



4. Lift the memory modules out of the connectors on the system board.



5. Complete.




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2. Fan Shelter

1. Pre-Removal Instructions Before removing the Fan Shelter:

• 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


• Remove the system cover

2. Establishing image.



3. Unthread the cables in the fan shelter clip.



4. Lift the fan shelter free of the system.



5. Complete.




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3. System Fan

1. Pre-Removal Instructions Before removing the System 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


• Remove the system cover, front bezel, drive cage and fan shelter

2. Establishing image.



3. Disconnect the fan cable from the system board.



4. Slide the four grommets inward along the groove and pass through the chassis.



5. Lift the system fan out of the system and remove.



6. Gently pry up the 4 grommets from the system fan and remove.



7. Complete.




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4. Power Switch Cable

1. Pre-Removal Instructions Before removing the Power Switch Cable:

• 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


• Remove the system cover, front bezel and drive cage

2. Establishing image.



3. Disconnect the power switch cable from the system board.



4. Unthread the power switch cable from the chassis clip.



5. Gently pry the power switch cable away from chassis.



6. Slide the power switch cable out through the front of the computer.



7. Complete.


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5. Coin-Cell Battery

1. 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


• Remove the system cover and fron bezel

2. Establishing image.



3. Press the coin cell battery inward to allow the battery to pop up from the socket.



4. Lift the coin-cell battery out of the system and properly dispose of the battery.



5. Complete.



Return to the Optiplex 990 Teardown/Removal Index.

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