SD card reader board
Description Spare part number
SD card reader board 859524-001
Before removing the SD card reader board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the two computer feet and base enclosure (see Computer feet and base enclosure on page 19).
5. Remove the battery (see Battery on page 21).
6. Remove the heat sink (see Heat sink on page 21).
7. Remove the WLAN module (see WLAN module on page 23).
Remove the SD card reader board:
1. Release the connector (1) to which the SD card reader board cable is attached, and then disconnect
the SD card reader board cable from the system board.
2. Remove the Phillips screw (2) that secures the SD card reader board to the base enclosure.
3. Remove the SD card reader board (3).
Reverse this procedure to install the SD card reader board.
28 Chapter 5 Removal and replacement procedures