Installing I/O Panel - Dell Precision 5720 Owner's Manual

8 Remove USB-dongle
9 Remove the Diagnostic light button

Installing I/O panel

1 Replace the Diagnostic light button
2 Replace USB-dongle port.
3 Connect the USB-dongle cable to the system board.
4 Align the screw holes on the I/O-board panel with the screw holes on the middle frame.
5 Replace the four screws (M3X4) that secure the I/O panel to the middle frame and system board.
6 Connect the diagnostic button and light cable.
7 Connect the power-button cable.
8 Install the:
a inner frame
b stand
c system-board shield
d back cover
e USB dongle-bay cover
9 Follow the procedure in
port.
board.
board.
After working inside your computer
Removing and installing components 39