Lenovo 4158 Personal Computer User Manual


 
Replacing the hard disk drive fan assembly
Attention
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the ThinkStation Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkStation
Safety and Warranty Guide, go to:
http://www.lenovo.com/support.
This section provides instructions on how to replace the hard disk drive fan assembly.
To replace the hard disk drive fan assembly:
1. Remove the computer cover. See “Removing the cover” on page 78.
2. Locate the hard disk drive fan assembly. See “Locations” on page 79.
3. Unlatch and open the adapter card retainer.
4. Press the hard disk drive fan assembly bracket latch downwards and pivot the bracket to remove it
from the chassis.
5. Disconnect the hard disk drive fan assembly cable from the system board.
6. The hard disk drive fan assembly is attached to the bracket by four rubber mounts 1 . Remove the fan
assembly by gently pulling it out of the bracket.
130 ThinkStation Hardware Maintenance Manual