beautypg.com

Lenovo B480 Notebook User Manual

Page 48

background image

Torque driver

If you have a torque screwdriver, refer to the Torque column in the screw information table for each step.

• Make sure that you use the correct screw. It is recommended to use new screws for replacements. If

you have a torque screwdriver, tighten all screws firmly to the torque specified in the screw information
table for each step.

• Ensure torque screw drivers are calibrated correctly following country specifications.

42

Hardware Maintenance Manual