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USB/audio board
NOTE:
The USB/audio board spare part kit does not include the USB/audio board high-power and low-power
cables. The USB/audio board high-power cable is available using spare part number L73309-001. The USB/audio
board low-power cable is available using spare part number L73310-001.
Table 5-4
USB/audio board description and spare part number information
Description
USB/audio board (includes 2 USB ports and 1 audio combo jack)
Before removing the USB/audio 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 bottom cover (see
5.
Disconnect the battery cable from the system board (see
Remove the USB/audio board:
1.
Release the ZIF connectors (1) to which USB/audio board high-power cable and low-power cable are
connected, and then disconnect the USB/audio board high-power cable and low-power cable from
the system board.
2.
Disconnect the power cable (2) from the USB/audio board.
3.
Remove the four Phillips M2.0×4.2 screws (3) that secure the USB/audio board to the keyboard/top cover.
Bottom cover on page
22).
Battery on page
24).
Component replacement procedures
Spare part number
L70818-001
29
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