Replacing The Heat Sink And Fan Assembly; Installing A New Adapter Card - Lenovo ThinkStation 4157 Hardware Installation And Replacement Manual

Figure 27. Installing a new adapter card
8. Connect any adapter card cables to the system board.
9. Latch the adapter card retainer.
10. Go to Chapter 4, Chapter 4 "Completing the parts replacement" on page 47.
What to do next:
• To work with another option, go to the appropriate section.
• To complete the installation, go to Chapter 4 "Completing the parts replacement" on page 47.

Replacing the heat sink and 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://support.lenovo.com
CAUTION:
The heat sink and fan assembly might be very hot. Turn off the computer and wait three to five
minutes to let the computer cool before removing the computer cover.
This section provides instructions on how to replace the heat sink and fan assembly.
.
Chapter 3 Installing options and replacing hardware
31