Lenovo 804 Laptop User Manual


 
4. Pivot the drive bay assembly upward, remove the two screws that secure the heat sink fan duct, and
then lift the heat sink fan duct out of the chassis.
Figure 23. Removing the heat sink fan duct
5. Disconnect the power supply assembly cables from all drives and from the 24-pin power connector and
4-pin power connector on the system board. See “Locating parts on the system board” on page 8.
Note: You might also need to release the power supply assembly cables from some cable clips or ties
that secure the cables to the chassis. Make sure that you note the cable routing before disconnecting
the cables.
28 ThinkCentre User Guide