64 Adding Partsw w w . d e l l . c o m | s u p p o r t . d e l l . c o m If you installed a controller card in step 11, attach the other end of theinterface cable to the controller card rather than to the system board.14 Replace the front panel.Fit the front panel’s two retaining hooks into their corresponding slotson the computer (see page 59). Then, rotate the front panel towardthe computer until the front panel latches into position.15 Make sure that no cable connections were loosened during theprocedure. Arrange cables so that they will not interfere with replacingthe power supply and computer cover.16 Rotate the power supply back into place (see page 55).17 Replace the computer cover (see page 71).18 Plug your computer and devices into their electrical outlets, and turnthem on.19 See the drive’s documentation for instructions on installing anysoftware required for drive operation.cablepin 1