Remove The Cmos Battery; Remove The Memory Module - Lenovo V14 Gen 4 i Hardware Maintenance Manual

Go to
https://support.lenovo.com/partslookup
part:
Wi-Fi card

Remove the CMOS battery

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 95
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. Disconnect the CMOS battery cable from the system board and then remove the CMOS battery.
Figure 118. Remove the CMOS battery
Go to
https://support.lenovo.com/partslookup
replacement parts:
CMOS battery

Remove the memory module

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 95
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 the memory module shielding.
to look up the Lenovo part number of the following replacement
to look up the Lenovo part numbers of the following
.
Chapter 4 Removing a FRU or CRU
101