Operation Manual

Installing the SIM tray – WWAN models

1 Align and push the SIM tray back into the SIM tray slot.

2 Close the SIM card slot cover.

3 Follow the procedure in After working inside your computer

SD card – optional

SD card is an optional component. You will see a SD card only in systems shipped with a WWAN card.

Removing the SD card – WWAN models

1 Follow the procedure Before working inside your computer

2 Push the SD card so that the SD card pops out from its slot, and then remove it from the system.

Installing the SD card – WWAN models

1 Push the SD card into its slot until the SD card gets secured with a click sound.

2 Follow the procedure in After working inside your computer

Base Cover

Disassembly and reassembly