CAUTION:
If you are unable to turn on the computer, if your computer is unable to enter Service Mode, or the
computer does not support Service Mode, proceed to disconnect the battery cable.
2. Remove the
SIM
card.
About this task
NOTE:
Before removing the base cover, ensure that there is no SD card installed in the SD card slot on your computer.
The following images indicate the location of the base cover and provide a visual representation of the removal procedure.
Removing and installing Customer Replaceable Units (CRUs)
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