Maintenance and Service Guide

Media card reader board
NOTE: The media card reader board spare part kit does not include the media card reader board
ribbon cable. The media card reader board ribbon cable is included in the Cable Kit, spare part
number 728048-001. See
Cable Kit on page 12 for more Cable Kit information.
Description Spare part number
Media card reader board 728068-001
Before removing the media card reader 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
Bottom cover on page 23).
5. Remove the rear cover (see
Rear cover on page 26).
6. Disconnect the battery cable (see
Hard drive on page 27).
7. Remove the cover bracket (see
X-axis capacitor board on page 33).
Remove the media card reader board:
1. Release the ZIF connector (1) to which the media card reader board ribbon cable is attached,
and then disconnect the media card reader board ribbon cable from the system board.
2. Release the media card reader board ribbon cable from the clips (2) built into the middle frame.
3. Release the ZIF connector (3) to which the Windows button ribbon cable is attached, and then
disconnect the Windows button ribbon cable from the media card reader board.
4. Remove the two Phillips PM3.0×4.5 screws (4) that secure the media card reader board to the
middle frame and display assembly.
Component replacement procedures 37