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 memory module.
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 3-cell battery or the 4-cell battery, whichever applicable.
8. Remove the heat sink - integrated or the heat sink - discrete, whichever applicable.
NOTE: When removing the system board to replace/access other parts, the system board can be removed with the
heat sink attached to it in order to simplify the procedure and preserve 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 FFC connector
2. eDP connector
3. Power-adapter port connector
4. Memory module connector
5. Keyboard FFC connector
6. Keyboard-backlight FPC connector
7. Battery connector
8. Touchpad FFC connector
9. Wireless card connector
10. Speaker cable connector
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Removing and installing Field Replaceable Units (FRUs)
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