System information

Remove the Bluetooth module:
1. Disconnect the Bluetooth module cable (1) from the system board.
2. Remove the Bluetooth module (2) from the slot built into the base enclosure.
Reverse the above procedure to install the Bluetooth module.
USB board
Description Spare part number
USB board (includes USB board cable) 417085-001
Before removing the USB 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 36).
5.
Remove the following components:
a.
Hard drive (see
Hard drive on page 37)
b.
Wireless module compartment cover (see
WLAN module on page 39)
c.
Optical drive (see
Optical drive on page 44)
d.
Keyboard (see
Keyboard on page 46)
e.
Switch cover (see
Switch cover on page 49)
68 Chapter 4 Removal and replacement procedures ENWW