SIM slot board
Description Spare part number
SIM slot board (includes cable) 740168-001
Before removing the SIM slot 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 keyboard/top cover (see
Keyboard/top cover on page 23).
5. Remove the speakers (see
Speakers on page 26).
6. Remove the battery (see
Battery on page 28).
Remove the SIM slot board:
1. Release the ZIF connector (1) to which the SIM slot board cable is attached, and then disconnect
the SIM slot board cable from the USB board.
2. Remove the Phillips PM2.5×4.5 screw (2) that secure the SIM slot board to the computer.
Component replacement procedures
31
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