Card reader board
NOTE: The card reader board spare part kit does not include the card reader board cable. The switch
board cable is available using spare part number L53535-001.
Table 5-8 Card reader board description and spare part number information
Description Spare part number
Card reader board L53553-001
Before removing the 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 bottom cover (see Bottom cover on page 28).
5. Remove the battery (see Battery on page 30).
Remove the card reader board:
1. Release the ZIF connector (1) to which the card reader board cable is connected, and then disconnect
the card reader board cable from the system board.
2. Remove the two Phillips M2.0×2.9 screws (2) that secure the card reader board to the keyboard/top cover.
3. Remove the card reader board (3).
Reverse this procedure to install the card reader board and cable.
44 Chapter 5 Removal and replacement procedures