SIM
NOTE: This section applies only to computer models with WWAN capability.
NOTE: If there is a SIM inserted in the SIM slot, it must be removed before disassembling the computer. Be sure that the SIM is reinserted in the SIM slot after reassembling the computer.
Before removing the SIM, 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 45).
Remove the SIM:
1.Press in on the SIM (1). (The SIM partially ejects from the SIM slot.)
2.Remove the SIM (2) from the SIM slot.
Reverse this procedure to install the SIM.
46 | Chapter 4 Removal and replacement procedures |