IMM Lower Heatsink ASM
“Battery ASM” on page 49
“Hard Disk Drive” on page 49
“Combo Bay” on page 50
“Keyboard” on page 54
“LED Board” on page 56
“Upper Heatsink” on page 56
“CPU Board” on page 58
“LCD Panel ASM” on page 59
“Upper Cover ASM” on page 60
To remove the IMM lower heatsink ASM:
1. Remove the 2 screws securing the IMM lower
heatsink ASM. Lift the IMM lower heatsink ASM up to
remove.
2. Disconnect the power cable from the connector.
Step Size (Quan-
tity) Head &
Color Torque
2 M2.5 x 6L (2) Flat head,
black 1.6 kgf-cm
Note: Make sure you use the correct screw for replacement.
Fan ASM
“Battery ASM” on page 49
“Hard Disk Drive” on page 49
“Combo Bay” on page 50
“Keyboard” on page 54
“LED Board” on page 56
“Upper Heatsink” on page 56
“CPU Board” on page 58
“LCD Panel ASM��� on page 59
“Upper Cover ASM” on page 60
“IMM Lower Heatsink ASM”
To remove the fan ASM:
62 ThinkPad 390/i Series 1700