Remove The Usb Board Cable; For 14-Inch And 15-Inch Models - Lenovo 82RK00P5IX Hardware Maintenance Manual

Step 2. Remove three screws and then remove the USB board.
Figure 36. Remove the USB board
Screw specifications
M2 x L2.8
Go to
https://support.lenovo.com/partslookup
replacement parts:
USB board

Remove the USB board cable

For 14–inch and 15–inch models
Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 28
"Remove the USB board" on page 46
Step 1. Remove the USB board cable.
Figure 37. Remove the USB board cable
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IdeaPad 3/IdeaPad 3i/IdeaPad Slim 3/IdeaPad Slim 3i Series Hardware Maintenance Manual
Number of screws
3
to look up the Lenovo part numbers of the following