Remove The System Board - Lenovo 14w 81MQ Hardware Maintenance Manual

Screw specifications
2
M2.5 x 4.0
Step 3. Open the hinges.
Figure 27. Open the hinges
Step 4. Remove the upper case in the arrow direction shown below.
Figure 28. Remove the upper case
Attention: Do not pull out the upper case before detaching the EDP cable connector. Otherwise
the cable may be damaged.
Refer to "Major FRUs and CRUs" on page 26 to look up details about the following replacement part:
Upper case (with keyboard)

Remove the system board

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 32
"Remove the battery pack" on page 33
"Remove the coin-cell battery" on page 34
"Remove the heat sink" on page 36
44
Hardware Maintenance Manual
Number of screws
4
Color
Silver