Optical drive extension board (4540s models only)
Description | Spare part number |
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Optical drive extension board | |
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Before removing the optical drive extension 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 42).
5.Remove the following components:
a.Bottom door (see Bottom door on page 44).
b.Hard drive (see Hard drive on page 48)
c.Optical drive (see Optical drive on page 46)
d.WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 54)
e.WWAN module (see WWAN module on page 52)
f.Keyboard (see Keyboard on page 56)
g.Heat shield (see Heat shield on page 59)
h.Fan (see Fan on page 61)
i.Heat sink (see Heat sink on page 63)
j.Top cover (see Top cover on page 67)
k.System board (see System board on page 85)
Remove the optical drive extension board:
1.Lift the right side of the system board up.
90 Chapter 4 Removal and replacement procedures
