Lenovo V470c Notebook - Manual (Page 62)

Lenovo V470c/V570c Hardware Maintenance Manual
58
Figure 14. Removal steps of base cover, speakers and bluetooth card (continued)
V470c:
Remove three screws , and then remove the speakers in the direction shown
by arrows .
V570c:
Remove four screws , and then remove the speakers in the direction shown
by arrows .
Remove the bluetooth card in the direction shown by arrow .
Step Screw (quantity) Color Torque
M2 × 3.5 mm, flat-head, nylok-coated (1)
(V470c)
M2 × 2.5 mm, flat-head, nylok-coated (1)
(V470c)
M2 × 5 mm, flat-head, nylok-coated (3) (V570c) Silver
Black
Silver
1.6 kgfcm
1.6 kgfcm
3.0 kgfcm
b
c
3
3
2
2
2
b
c
3
3
2
2
2
2
b
d
4
烦请确认
V470c 此处
SPEAKER螺丝数量 是3颗
螺丝
还是2颗螺丝