Remove The I/O Board Module; Screw Specifications Number Of Screws - Lenovo V14 Gen 2 Hardware Maintenance Manual

Figure 58. Loosen four screws and then release the antennas
Step 3. Remove three screws and then remove the thermal module.
Figure 59. Remove three screws and then remove the thermal module
Screw specifications
M2 x L5
Go to https://support.lenovo.com/partslookup
part:
Motherboard mylar
Thermal module

Remove the I/O board module

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 54
Step 1. Disconnect the battery pack cable from the system board.
Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable.
Step 2. Remove two screws and then open the hinge.
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Hardware Maintenance Manual
Number of screws
3
to look up the Lenovo part number of the following replacement