Remove The Fingerprint Board With Cable; Remove The Battery Pack; Remove The Fan; Remove The Cmos Battery - Lenovo ThinkBook 14 G4 IAP Hardware Maintenance Manual

Figure 31. Remove the power board
Screw specifications
M1.6 x L2.7
Go to
https://support.lenovo.com/partslookup
part:
Power board with cable

Remove the fingerprint board with cable

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 34
"Remove the battery pack" on page 35
"Remove the fan" on page 41
"Remove the CMOS battery" on page 44
"Remove the I/O bracket (right)" on page 45
"Remove the I/O board with cable" on page 46
"Remove the power board with cable" on page 47
Step 1. Remove the fingerprint board with cable.
Number of screws
2
to look up the Lenovo part number of the following replacement
.
Chapter 4 Removing a FRU or CRU
49