Upper Cover
“Battery” on page 61
“Hard Disk Drive” on page 62
“Combo Bay” on page 63
“Keyboard” on page 70
“LED Board” on page 72
“Upper Heatsink” on page 73
“LCD Panel” on page 77
To remove the upper case:
1. Remove the screws from the upper cover.
21
2. Turn the notebook over. Then remove the 4 screws
from the base cover.
3
Step Size (Quan-
tity) Head &
Color Torque
1 M2 x 4L (1) Flat head,
silver 1.6 kgf-cm
2 M2 x 18L (3) Pan head,
black 1.6 kgf-cm
Note: Make sure you use the correct screw for replacement.
ThinkPad 390X / i 1700 HMM 79