Lenovo B570E Laptop User Manual


 
Remove the keyboard bezel in the direction shown by the arrow 7 .
7
Remove the screw 8 and then remove the power board 9 .
9
8
Step Screw (quantity) Color
Torque
9
M2 × 3.5 mm, at-head, nylon-coated (1)
Black
2.5 kgfcm
1100 System board assembly
Important notices for handling the system board:
When handling the system board, bear the following in mind.
Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or composite.
Avoid rough handling of any kind.
At every point in the process, be sure not to drop or stack the system board.
If you put a system board down, be sure to put it only on a padded surface such as an ESD mat or a corrugated
conductive surface.
56 Hardware Maintenance Manual