Lenovo B470e Notebook - Manual (Page 67)

Removal steps of base cover, speakers assembly and bluetooth daughter card
Remove the power assembly in the direction shown by the arrow 1 .
1
Remove screws 2 , and then remove the speakers assembly in the direction shown by arrows 3 .
3
3
2 2
2
Step Screw (quantity) Color Torque
2 M2 × 5 mm, flat-head, nylon-coated (3) Black 1.6 kgfcm
Remove the bluetooth daughter card in the direction shown by the arrow 4 .
4
Chapter 7 . Removing and replacing a FRU 61