Removing the I/O panelWARNING: Before working inside your computer, read the safetyinformation that shipped with your computer and follow the steps in Beforeworking inside your computer. After working inside your computer, followthe instructions in After working inside your computer. For more safety bestpractices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.Prerequisites1 Remove the USB dongle-bay cover.2 Remove the back cover.3 Remove the stand.4 Remove the system-board shield.5 Remove the inner frame.Procedure1 Press the securing clip to release the power button cable from its connector.2 Press the securing clip to release the diagnostic button and light cable from itsconnector.3 Disconnect the USB dongle cable from the system board.4 Remove the four screws (M3X4) that secure the I/O panel to the middle frameand system board.80
