Lenovo Chromebook S345-14AST Hardware Maintenance Manual page 52

Step 3. Remove the left I/O bracket.
Figure 23. Remove the left I/O bracket
Step 4. Open the left hinge.
Figure 24. Open the left hinge
Step 5. Carefully remove the system board.
Figure 25. Remove the system board
Refer to "Major FRUs and CRUs" on page 30 to look up details about the following replacement part:
System board
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Lenovo Chromebook S345-14AST Hardware Maintenance Manual
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