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Reverse this procedure to install the speakers.
Smart card board
Description Spare part number
Smart card board (includes cable) 702844-001
Before removing the smart card reader, 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 battery (see
Battery on page 40).
a. Hard drive cover (see
Hard drive cover on page 45)
b. Hard drive (see
Hard drive/SSD drive on page 46)
c. Service cover (see
Service cover on page 51)
d. Keyboard (see
Keyboard on page 58)
e. Base enclosure (see
Base enclosure on page 61)
f. Fan (see
Fan on page 66)
g. System board (see
System board on page 67)
Remove the smart card board:
1. Remove the Phillips PM2.0×2.5 broadhead screw (1) that secures the board to the computer.
Component replacement procedures 73