Replacing The Front And Rear Fan Assemblies - Lenovo ThinkStation S20 4157 Hardware Manual

6. Slide the new diskette drive or card reader into the drive bay until it snaps into
7. Connect the signal cable and power cable to the new diskette drive. If you are
8. Go to "Completing the FRU replacement" on page 131.

Replacing the front and rear fan assemblies

This section provides instructions on how to replace the front or rear fan assembly.
To remove or replace the front or rear fan assembly, do the following:
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Hardware Maintenance Manual
position.
installing a card reader, connect the card reader cable to the card reader
connector on the system board. See "Locating parts on the system board" on
page 98.
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
1. Remove the computer cover. See "Removing the cover" on page 96.
2. Locate the fan assembly that you want to replace. Your computer has one
front fan assembly and one rear fan assembly. See "Locations" on page 97.