Dell Inspiron 1200 - Manual (Page 28)

Installing the System Board
1. Insert the video connector on the replacement system board through the back of the base plastics.
2. Replace the two hex nuts that secure the video connector to the base plastics.
3. Replace the two M2.5 x 5-mm screws that secure the system board to the base plastics.
4. Replace the four M2.5 x 5-mm screws that secure the hard drive cage to the system board.
5. Replace the speakers .
6. Replace the microprocessor .
1 M2.5 x 5-mm screws (2)
1 M2.5x5-mm screws (4)
2 hard drive cage
NOTICE: Before you replace the microprocessor thermal-cooling assembly, wipe the thermal grease off of the assembly with a clean paper towel.
Squeeze the contents of the thermal grease packet (provided with the kit) onto the microprocessor thermal-cooling assembly.