Remove The System Board, Fingerprint Reader Board Cable (For Selected Models) And I/O Board Cable - Lenovo ThinkBook 16p NX ARH Hardware Maintenance Manual

Remove the system board, fingerprint reader board cable (for selected
models) and I/O board cable
Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 28
"Remove the battery pack" on page 29
"Remove the solid-state drive" on page 31
"Remove the Wi-Fi card" on page 34
"Remove the heat sink" on page 36
"Remove the system fans" on page 37
"Remove the I/O board" on page 38
Step 1. Disconnect the fingerprint reader board cable from the fingerprint reader board.
Step 2. Disconnect cables connected to the system board as shown in the following illustration. Remove
three screws. Then, turn and open the hinge.
Figure 25. Disconnect cables and remove three screws
Screw specifications
M2.5 × L4
Step 3. Remove five screws. Then, remove the system board.
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Lenovo ThinkBook 16p NX Hardware Maintenance Manual
Number of screws
3