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Reverse this procedure to install the front speakers.
System board
NOTE:
The system board spare part kit is equipped with a T40S processor, a graphics subsystem
with UMA memory, and 2.0-GB of system memory.
Component
Includes 64-GB of eMMC
Includes 32-GB of eMMC
Includes 16-GB of eMMC
Before replacing the system 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 keyboard/top cover (see
5.
Remove the WLAN module (see
6.
Remove the rear speakers (see
Remove the system board:
1.
Disconnect the front speaker cable (1) from the system board.
2.
Disconnect the display panel cable (2) from the system board.
3.
Release the ZIF connector (3) to which the USB board cable is attached, and then disconnect the
USB board cable from the system board.
Keyboard/top cover on page
WLAN module on page
Rear speakers on page
17).
23).
26).
Spare part number
759928-001
759927-001
759926-001
System board
31
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