Lenovo 0809B3U User Manual page 39

User manual
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2. Remove the computer cover. See "Removing the computer cover" on page 14.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on
page 15.
4. Pivot the drive bay assembly upward, remove the four 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 11.
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.
Chapter 2. Installing or replacing hardware
31

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