3 Follow the procedure in After working inside your computer.
Installing the SIM card
1 Follow the procedure in Before working inside your computer.
2 Open the right I/O door.
3 Insert the SIM card into the slot on the system board.
Memory card
Installing the memory card
1 Open the right I/O door.
2 Insert the memory card in the slot on the system board.
Removing and installing components
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