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“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” on page 62
“Fan ASM” on page 62
To remove these boards and latch:
1. Remove the power latch and IR board.
2. Remove the screw securing the DC-DC & BATT
board and disconnect the DC-DC & BATT board from
the base cover ASM.
Step
Size (Quan-
tity)
Head &
Color Torque
3 M2.5 x 6L (1) Pan head,
black
3.2 kgf-cm
Note: Make sure you use the correct screw for replacement.
Planar Board
“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” on page 62
“Fan ASM” on page 62
64 ThinkPad 390/i Series 1700