3. Follow the procedure in After working inside your computer.
System board
Removing the system board
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
3. Remove the WWAN card for systems enabled with 4G LTE.
NOTE: For systems shipped with WWAN card, the SIM card slot is located at the bottom-left side of the system board.
While replacing the system board, the SIM card must be transferred to the new system board.
About this task
The following images indicate the connectors on your system board.
1. WLAN card connector
2. Display cable connector
3. Speaker cable connector
4. Battery cable connector
5. Keyboard cable connector
6. Touchpad cable connector
7. WWAN card connector
8. SIM card connector
The following images indicate the location of the system board and provide a visual representation of the removal procedure.
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Removing and installing components
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