Remove The System Board And The Touchpad Board Cable - Lenovo V14 Gen 3 Hardware Maintenance Manual

Figure 26. Separate the I/O board cable from the I/O board
Go to https://support.lenovo.com/partslookup
replacement parts:
I/O board
I/O board cable

Remove the system board and the touchpad board cable

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 34
"Remove the hard disk drive (HDD) module" on page 35
"Remove the battery pack" on page 37
"Remove the solid-state drive (SSD) module" on page 37
"Remove the Wi-Fi card" on page 39
"Remove the CMOS battery" on page 40
"Remove the memory module" on page 40
"Remove the heat sink" on page 42
"Remove the fan" on page 42
Step 1. Remove two screws and then open the hinge.
Figure 27. Remove two screws and then open the hinge
to look up the Lenovo part numbers of the following
.
Chapter 4 Removing a FRU or CRU
45