Next steps
1. Install the base cover.
2. Follow the procedure in After working inside your computer.
System board
Removing the system board
CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
3. Remove the 3-cell battery or the 4-cell battery, whichever applicable.
4. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable.
5. Remove the wireless card.
6. Remove the fan.
7. Remove the heat sink.
NOTE: The system board can be removed and installed along with the heat sink, when replacing the palm-rest and
keyboard assembly. This simplifies the removal and installation procedure and prevents damage to the thermal bond
between the system board and heat sink.
About this task
The following image indicates the connectors on your system board.
1. I/O daughter-board cable connector
2. Fan cable connector
3. Display cable connector
4. Power-adapter port cable connector
5. Battery cable connector
6. Keyboard-backlight FPC connector
7. Keyboard FPC connector
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Removing and installing Field Replaceable Units (FRUs)