Dell Vostro 3900 Mini Tower (Late 2013) - Manual (Page 19)

Removing the Input/Output (I/O) Panel
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the:
• cover
• bezel
3. Follow the steps to remove the I/O panel cables:
a. Disconnect the I/O panel and FlyWire cables from the system board [1, 3].
b. Un-thread the cables from the metal retention clips [2, 4].
4. Follow the steps to remove the I/O panel:
a. Remove the screw that secures the I/O panel to the computer.
b. Slide the I/O panel outwards and remove it from the computer.
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