Appendix A: Optional Io Card; Removing Optional Io Card; Installing The Optional Io Card - Dell Precision 3640 Tower Service Manual

Removing optional IO card

About this task
NOTE: You may see one of these cards-HDMI/DisplayPort/VGA/Type-C based on the additional component you may have
ordered with the system.
Steps
1. Follow the procedure in Before working inside your
2. Remove the Cover on page 21.
3. Open the PSU hinge on page 23.
4. To remove the optional IO card:
a. Disconnect the IO card cable from the connector on the system board [1].
b. Remove the two M3X3 screws that secure the IO card to the system [2].
c. Remove the IO card from the system [3].

Installing the optional IO card

Steps
1. To remove the metal bracket as shown below, insert a flathead screwdriver in the hole of the bracket [1], push the bracket
to release the bracket [2], and then lift the bracket out from the system.
86 Optional IO card
Optional IO card
computer.
A