Audio/USB 3.0 board
Description | Spare part number |
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Audio/USB 3.0 board (select models only) | |
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Before removing the audio/USB 3.0 board, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.
4.Remove the battery (see Battery on page 48).
5.Remove the service access cover (see Service access cover on page 50).
6.Remove the following components:
a.Hard drive (see Hard drive on page 60)
b.Optical drive (see Optical drive on page 65)
c.Keyboard (see Keyboard on page 67)
d.Top cover (see Top cover on page 71)
e.Video card fan/heat sink assembly (see Video card fan/heat sink assembly on page 84)
f.Processor heat sink (see Processor heat sink on page 86)
g.Processor (see Processor on page 90)
h.Modem module (see Modem module on page 92)
Remove the audio/USB 3.0 board:
1.Turn the computer
2.Remove the three Torx 9M2.5×4.0 screws (1) that secure the audio/USB 3.0 board to the system board.
94 Chapter 4 Removal and replacement procedures
