System Board
“Battery ASM” on page 62
“Hard Disk Drive” on page 63
“Combo Bay” on page 64
“Keyboard” on page 70
“LED Board” on page 72
“Upper Heatsink” on page 73
“CPU Board” on page 75
“LCD Panel ASM” on page 76
“Upper Cover ASM” on page 78
“IMM Lower Heatsink ASM” on page 80
“Fan ASM” on page 81
“Power Latch, IR Board, and DC-DC & BATT Board”
on page 83
Note: See “Replacing the system Board” on page 61
before proceeding.
Remove the two screws from the system board and gently
remove the system board from the base cover ASM.
Step
Size (Quan-
tity)
Head &
Color
Torque
1
M2.5 x 6L (2)
Pan head,
black
3.2 kgf-cm
Note: Make sure you use the correct screw for replacement.
84
ThinkPad 390E
Summary of Contents for ThinkPad 2626
Page 1: ...S37L 5153 01 IBM Mobile Systems ThinkPad 390E 2626 Hardware Maintenance Manual March 1999 ...
Page 6: ...vi ThinkPad 390E ...
Page 9: ...Service Tools 118 Notices 119 Trademarks 119 Contents ix ...
Page 10: ...x ThinkPad 390E ...
Page 28: ...18 ThinkPad 390E ...
Page 116: ...Switch Location Keyboard Lan guage US European Japanese J2 ON OFF J3 ON ON 106 ThinkPad 390E ...
Page 130: ...IBM Part Number 00N5907 Printed in U S A S37L 5153 ð1 ...