![background image](http://html.mh-extra.com/html/ibm/thinkpad-i-series-1400/thinkpad-i-series-1400_hardware-maintenance-manual_607465081.webp)
System board
“Battery assembly” on page 51
“Middle cover and launch key assembly” on page 56
“Keyboard” on page 60
“Upper heat sink” on page 61
“LCD assembly” on page 65
“Keyboard bezel” on page 67
“Fan assembly” on page 70
“DC-DC charger board” on page 71
1
3
2
4
Notes:
1. When removing the system board from the bottom
cover, gently raise the side of the system board
facing the rear I/O ports; then pull out the system
board.
2. When replacing the system board, align the power
switch and power actuator. Make sure that the power
switch operates correctly before securing the screws.
Step
Size (Quantity)
Color
Torque
1
M2.5 x 3.5L(3)
Black
3.2 kgf-cm
72
ThinkPad i Series 1400/1500 HMM