Installing The Pcie Expansion Card; Removing The Power Supply Unit (Psu); Installing The Power Supply Unit (Psu); Removing The Power Switch - Dell VOSTRO 3653 Owner's Manual

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bezel
3.
Open the
front bezel
4.
To remove the PCIe expansion card:
a. Pull the release latch to unlock the PCIe expansion card [1].
b. Push the release tab [2] and lift the PCIe expansion card out of the computer [3].

Installing the PCIe expansion card

1.
Pull the release latch to open it.
2.
Insert the PCIe expansion card to the connector on the system board.
3.
Secure the PCIe expansion card by pushing the card retention latch until it clicks into place.
4.
Close the release latch.
5.
Close the front bezel door.
6.
Install the:
a.
bezel
b.
cover
7.
Follow the procedure in

Removing the power supply unit (PSU)

1.
Follow the procedure in
2.
Remove the:
cover
bezel
3.
Open the
front bezel
4.
To remove the PSU:
a. Remove the screws that secure the PSU to the computer [1].
b. Disconnect the PSU cables from the connectors on the system board [2, 3].
c. Unroute the PSU cables from the retention clips.
d. Press the metal release tab [4], slide and lift the PSU out of the computer [5].

Installing the power supply unit (PSU)

1.
Insert the PSU into the PSU slot and slide it toward the back of the computer until it clicks into place.
2.
Tighten the screws to secure the PSU to the computer.
3.
Route the PSU cables through the retention clips.
4.
Connect the PSU cables to the connectors on the system board.
5.
Close the front bezel door.
6.
Install the:
bezel
cover
7.
Follow the procedure in

Removing the power switch

1.
Follow the procedure in
2.
Remove the:
cover
door.
After Working Inside Your
Before Working Inside Your
door.
After Working Inside Your
Before Working Inside Your
Computer.
Computer.
Computer.
Computer.
11

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