Dell Precision 5720 - I;O Panel; Removing I;O Panel

I/O panel
Removing I/O panel
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a USB dongle-bay cover
b back cover
c system-board shield
d stand
e inner frame
3 Press the securing clip to release the power button cable from its connector [1].
4 Press the securing clip to release the diagnostic button and light cable from its connector [2].
5 Disconnect the USB dongle cable from the system board [3].
6 Remove the four screws (M3X4) that secure the I/O panel to the middle frame and system board [1].
7 Lift the I/O panel o the middle frame [2].
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Removing and installing components