Dell Precision T3500 Service Manual
![]() |
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. |


Tilt the expansion card retention arm towards the edge of the computer.

Disconnect the power supply cable by squeezing the tabs (1) while pulling the cable away from the power supply (2).

Remove the four screws that secure the hard drive at the back of the computer.

Push down on and hold the power supply release tab.


Lift the power supply straight up and remove from the computer.

