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3.
Disconnect the power connector cable (3) from the system board.
4.
Remove the power connector cable (4).
Reverse this procedure to install the power connector cable.
USB board
Description
USB board (includes USB board cable, USB board FFC cable, RJ45 jack, and 2 USB ports)
NOTE:
The USB board cable is also available using spare part number 857837-001. The USB board FFC
cable is also available using spare part number 857833-001.
Before removing the USB board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the bottom cover (see
5.
Disconnect the battery cable from the system board (see
6.
Remove the hard drive (see
7.
Remove the WLAN module (see
Remove the USB board:
1.
Remove the Phillips M2.0×4.8 screw (1) and the Phillips M2.0×3.8 screw (2) that secure the USB board
bracket to the keyboard/top cover.
Bottom cover on page
Hard drive on page
33).
WLAN module on page
26).
Battery on page
28).
34).
Component replacement procedures
Spare part number
857823-001
39
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