Lenovo IdeaPad Slim 5 Hardware Maintenance Manual page 57

Figure 37. Disconnect cables
Step 3. Remove five screws. Remove the system board with I/O board cable.
Figure 38. Remove five screws and the system board with I/O board cable
Screw specifications
M2 × L3.5
M2 × L3.5
Step 4. Disconnect the I/O board cable from the system board.
Number of screws
5 (for 3–cell battery pack models)
6 (for 4–cell battery pack models)
.
Chapter 4 Removing a FRU or CRU
51