4. On the front of the top cover, pull the cable to disengage it from the adhesive that secures it, and then
pull the cable through the hole in the top cover (4).
5. Remove the function board from the top cover.
Reverse this procedure to install the function board.
Card reader board
Description Spare part number
Card reader board 768384-001
Before removing the card reader 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 battery (see
Battery on page 35).
5. Remove the following components:
a. Service doors (see
Service door on page 36).
b. Keyboard (see
Keyboard on page 46)
58 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
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