Lenovo B4400 Hardware Maintenance Manual page 43

Figure 4. Removal steps of hard disk drive (contiuned)
d
Remove four screws
d
d
Step Screw (quantity)
a
M3 × 4 mm, flat-head, nylok-coated (4) Silver
and detach the metal frame from the hard disk drive.
d
d
Lenovo B4400
Color Torque
6 kgfcm
39