Remove The Brackets; Remove The System Board - Lenovo ThinkBook 13X Hardware Maintenance Manual

Remove the brackets

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 28
"Remove the battery pack" on page 29
"Remove the system board mylar" on page 30
"Remove the heat sink" on page 33
"Remove the USB board mylar" on page 34
"Remove the fan" on page 37
Step 1. Remove four screws and then remove the brackets.
Figure 28. Remove four screws and remove the brackets
Screw specifications
M2.0 x L3.5
Go to https://support.lenovo.com/partslookup
part:
Brackets

Remove the system board

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 28
"Remove the battery pack" on page 29
"Remove the system board mylar" on page 30
"Remove the solid-state drive (SSD)" on page 30
"Remove the Wi-Fi card mylar" on page 31
"Remove the fingerprint board cable" on page 32
"Remove the heat sink" on page 33
"Remove the golden mylar" on page 34
"Remove the USB board mylar" on page 34
"Remove the fan" on page 37
42
Hardware Maintenance Manual
Number of screws
4
to look up the Lenovo part number of the following replacement